2017-09-05 13:43:31 +00:00
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/* big endian forest
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*
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2018-06-16 21:44:45 +00:00
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* gcc m10ptu.c -lm -o m10ptu
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2018-01-26 15:25:26 +00:00
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* M10 w/ trimble GPS
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2017-09-05 13:43:31 +00:00
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <math.h>
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#ifdef CYGWIN
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#include <fcntl.h> // cygwin: _setmode()
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#include <io.h>
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#endif
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2017-09-27 19:45:27 +00:00
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typedef unsigned char ui8_t;
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2017-09-05 13:43:31 +00:00
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typedef unsigned short ui16_t;
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2017-09-27 19:45:27 +00:00
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typedef unsigned int ui32_t;
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2019-01-20 23:46:34 +00:00
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typedef int i32_t;
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2017-09-05 13:43:31 +00:00
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typedef struct {
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int week; int gpssec;
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int jahr; int monat; int tag;
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int wday;
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int std; int min; int sek;
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double lat; double lon; double alt;
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double vH; double vD; double vV;
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double vx; double vy; double vD2;
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char SN[12];
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} datum_t;
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datum_t datum;
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int option_verbose = 0, // ausfuehrliche Anzeige
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option_raw = 0, // rohe Frames
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option_inv = 0, // invertiert Signal
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option_res = 0, // genauere Bitmessung
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option_avg = 0, // moving average
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option_b = 0,
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option_color = 0,
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option_ptu = 0,
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2019-01-18 23:12:09 +00:00
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option_sat = 0,
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2017-09-05 13:43:31 +00:00
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wavloaded = 0;
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2018-06-16 21:44:45 +00:00
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int wav_channel = 0; // audio channel: left
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2017-09-05 13:43:31 +00:00
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/* -------------------------------------------------------------------------- */
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/*
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* Convert GPS Week and Seconds to Modified Julian Day.
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* - Adapted from sci.astro FAQ.
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* - Ignores UTC leap seconds.
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*/
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void Gps2Date(long GpsWeek, long GpsSeconds, int *Year, int *Month, int *Day) {
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long GpsDays, Mjd;
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long J, C, Y, M;
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GpsDays = GpsWeek * 7 + (GpsSeconds / 86400);
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Mjd = 44244 + GpsDays;
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J = Mjd + 2468570;
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C = 4 * J / 146097;
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J = J - (146097 * C + 3) / 4;
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Y = 4000 * (J + 1) / 1461001;
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J = J - 1461 * Y / 4 + 31;
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M = 80 * J / 2447;
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*Day = J - 2447 * M / 80;
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J = M / 11;
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*Month = M + 2 - (12 * J);
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*Year = 100 * (C - 49) + Y + J;
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}
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/* -------------------------------------------------------------------------- */
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/*
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alternative Demodulation: M10 problematisch
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bits_per_sample klein, sync laeuft auseinander
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exakte Baudrate entscheidend
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9600 baud -> 9616 baud ?
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*/
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// option_b: exakte Baudrate wichtig!
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// im Prinzip in sync-preamble ermittelbar
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#define BAUD_RATE 9616 //2*4800
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int sample_rate = 0, bits_sample = 0, channels = 0;
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float samples_per_bit = 0;
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int findstr(char *buf, char *str, int pos) {
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int i;
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for (i = 0; i < 4; i++) {
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if (buf[(pos+i)%4] != str[i]) break;
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}
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return i;
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}
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int read_wav_header(FILE *fp) {
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char txt[4+1] = "\0\0\0\0";
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unsigned char dat[4];
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int byte, p=0;
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if (fread(txt, 1, 4, fp) < 4) return -1;
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if (strncmp(txt, "RIFF", 4)) return -1;
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if (fread(txt, 1, 4, fp) < 4) return -1;
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// pos_WAVE = 8L
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if (fread(txt, 1, 4, fp) < 4) return -1;
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if (strncmp(txt, "WAVE", 4)) return -1;
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// pos_fmt = 12L
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for ( ; ; ) {
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if ( (byte=fgetc(fp)) == EOF ) return -1;
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txt[p % 4] = byte;
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p++; if (p==4) p=0;
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if (findstr(txt, "fmt ", p) == 4) break;
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}
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if (fread(dat, 1, 4, fp) < 4) return -1;
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if (fread(dat, 1, 2, fp) < 2) return -1;
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if (fread(dat, 1, 2, fp) < 2) return -1;
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channels = dat[0] + (dat[1] << 8);
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if (fread(dat, 1, 4, fp) < 4) return -1;
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memcpy(&sample_rate, dat, 4); //sample_rate = dat[0]|(dat[1]<<8)|(dat[2]<<16)|(dat[3]<<24);
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if (fread(dat, 1, 4, fp) < 4) return -1;
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if (fread(dat, 1, 2, fp) < 2) return -1;
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//byte = dat[0] + (dat[1] << 8);
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if (fread(dat, 1, 2, fp) < 2) return -1;
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bits_sample = dat[0] + (dat[1] << 8);
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// pos_dat = 36L + info
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for ( ; ; ) {
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if ( (byte=fgetc(fp)) == EOF ) return -1;
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txt[p % 4] = byte;
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p++; if (p==4) p=0;
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if (findstr(txt, "data", p) == 4) break;
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}
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if (fread(dat, 1, 4, fp) < 4) return -1;
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fprintf(stderr, "sample_rate: %d\n", sample_rate);
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fprintf(stderr, "bits : %d\n", bits_sample);
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fprintf(stderr, "channels : %d\n", channels);
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if ((bits_sample != 8) && (bits_sample != 16)) return -1;
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samples_per_bit = sample_rate/(float)BAUD_RATE;
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fprintf(stderr, "samples/bit: %.2f\n", samples_per_bit);
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return 0;
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}
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#define EOF_INT 0x1000000
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#define LEN_movAvg 3
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int movAvg[LEN_movAvg];
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unsigned long sample_count = 0;
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double bitgrenze = 0;
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int read_signed_sample(FILE *fp) { // int = i32_t
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2018-06-16 21:44:45 +00:00
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int byte, i, sample=0, s=0; // EOF -> 0x1000000
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2017-09-05 13:43:31 +00:00
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for (i = 0; i < channels; i++) {
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// i = 0: links bzw. mono
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byte = fgetc(fp);
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if (byte == EOF) return EOF_INT;
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2018-06-16 21:44:45 +00:00
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if (i == wav_channel) sample = byte;
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2017-09-10 16:11:54 +00:00
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2017-09-05 13:43:31 +00:00
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if (bits_sample == 16) {
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byte = fgetc(fp);
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if (byte == EOF) return EOF_INT;
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2018-06-16 21:44:45 +00:00
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if (i == wav_channel) sample += byte << 8;
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2017-09-05 13:43:31 +00:00
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}
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}
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if (bits_sample == 8) s = sample-128; // 8bit: 00..FF, centerpoint 0x80=128
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if (bits_sample == 16) s = (short)sample;
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if (option_avg) {
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movAvg[sample_count % LEN_movAvg] = s;
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s = 0;
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for (i = 0; i < LEN_movAvg; i++) s += movAvg[i];
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s = (s+0.5) / LEN_movAvg;
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}
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sample_count++;
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return s;
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}
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int par=1, par_alt=1;
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int read_bits_fsk(FILE *fp, int *bit, int *len) {
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static int sample;
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int n, y0;
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float l, x1;
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static float x0;
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n = 0;
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do{
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y0 = sample;
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sample = read_signed_sample(fp);
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if (sample == EOF_INT) return EOF;
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//sample_count++; // in read_signed_sample()
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par_alt = par;
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par = (sample >= 0) ? 1 : -1; // 8bit: 0..127,128..255 (-128..-1,0..127)
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n++;
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} while (par*par_alt > 0);
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if (!option_res) l = (float)n / samples_per_bit;
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else { // genauere Bitlaengen-Messung
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x1 = sample/(float)(sample-y0); // hilft bei niedriger sample rate
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l = (n+x0-x1) / samples_per_bit; // meist mehr frames (nicht immer)
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x0 = x1;
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}
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*len = (int)(l+0.5);
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if (!option_inv) *bit = (1+par_alt)/2; // oben 1, unten -1
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else *bit = (1-par_alt)/2; // sdr#<rev1381?, invers: unten 1, oben -1
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// *bit = (1+inv*par_alt)/2; // ausser inv=0
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/* Y-offset ? */
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return 0;
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}
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int bitstart = 0;
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2018-01-26 15:25:26 +00:00
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unsigned long scount = 0;
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2017-09-05 13:43:31 +00:00
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int read_rawbit(FILE *fp, int *bit) {
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int sample;
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2018-01-26 15:25:26 +00:00
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int sum;
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2017-09-05 13:43:31 +00:00
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sum = 0;
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2018-01-26 15:25:26 +00:00
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if (bitstart) {
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scount = 0; // eigentlich scount = 1
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bitgrenze = 0; // oder bitgrenze = -1
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2017-09-05 13:43:31 +00:00
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bitstart = 0;
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}
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bitgrenze += samples_per_bit;
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do {
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sample = read_signed_sample(fp);
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if (sample == EOF_INT) return EOF;
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//sample_count++; // in read_signed_sample()
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//par = (sample >= 0) ? 1 : -1; // 8bit: 0..127,128..255 (-128..-1,0..127)
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sum += sample;
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2018-01-26 15:25:26 +00:00
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scount++;
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} while (scount < bitgrenze); // n < samples_per_bit
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if (sum >= 0) *bit = 1;
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else *bit = 0;
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if (option_inv) *bit ^= 1;
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return 0;
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}
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int read_rawbit2(FILE *fp, int *bit) {
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int sample;
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int sum;
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sum = 0;
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if (bitstart) {
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scount = 0; // eigentlich scount = 1
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bitgrenze = 0; // oder bitgrenze = -1
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bitstart = 0;
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}
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bitgrenze += samples_per_bit;
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do {
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sample = read_signed_sample(fp);
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if (sample == EOF_INT) return EOF;
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//sample_count++; // in read_signed_sample()
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//par = (sample >= 0) ? 1 : -1; // 8bit: 0..127,128..255 (-128..-1,0..127)
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sum += sample;
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scount++;
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} while (scount < bitgrenze); // n < samples_per_bit
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bitgrenze += samples_per_bit;
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do {
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sample = read_signed_sample(fp);
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if (sample == EOF_INT) return EOF;
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//sample_count++; // in read_signed_sample()
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//par = (sample >= 0) ? 1 : -1; // 8bit: 0..127,128..255 (-128..-1,0..127)
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sum -= sample;
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scount++;
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} while (scount < bitgrenze); // n < samples_per_bit
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2017-09-05 13:43:31 +00:00
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if (sum >= 0) *bit = 1;
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else *bit = 0;
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if (option_inv) *bit ^= 1;
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return 0;
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}
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/* -------------------------------------------------------------------------- */
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/*
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Header = Sync-Header + Sonde-Header:
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1100110011001100 1010011001001100 1101010011010011 0100110101010101 0011010011001100
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uudduudduudduudd ududduuddudduudd uudududduududduu dudduudududududu dduududduudduudd (oder:)
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dduudduudduudduu duduudduuduudduu ddududuudduduudd uduuddududududud uudduduudduudduu (komplement)
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0 0 0 0 0 0 0 0 1 1 - - - 0 0 0 0 1 1 0 0 1 0 0 1 0 0 1 1 1 1 1 0 0 1 0 0 0 0 0
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*/
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#define BITS 8
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#define HEADLEN 32 // HEADLEN+HEADOFS=32 <= strlen(header)
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#define HEADOFS 0
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2018-01-26 15:25:26 +00:00
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// Sync-Header (raw) // Sonde-Header (bits)
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2019-01-20 23:46:34 +00:00
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//char head[] = "11001100110011001010011001001100"; //"011001001001111100100000"; // M10: 64 9F , M2K2: 64 8F
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//"011101101001111100100000"; // M10: 76 9F , aux-data?
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//"011001000100100100001001"; // M10-dop: 64 49
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2018-01-26 15:25:26 +00:00
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char header[] = "10011001100110010100110010011001";
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2017-09-05 13:43:31 +00:00
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2018-01-26 15:25:26 +00:00
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#define FRAME_LEN (100+1) // 0x64+1
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2017-09-05 13:43:31 +00:00
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#define BITFRAME_LEN (FRAME_LEN*BITS)
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#define RAWBITFRAME_LEN (BITFRAME_LEN*2)
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char buf[HEADLEN];
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int bufpos = -1;
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#define FRAMESTART 0
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2018-01-26 15:25:26 +00:00
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#define AUX_LEN 20
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#define BITAUX_LEN (AUX_LEN*BITS)
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#define RAWBITAUX_LEN (BITAUX_LEN*2)
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ui8_t frame_bytes[FRAME_LEN+AUX_LEN+2];
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char frame_rawbits[RAWBITFRAME_LEN+RAWBITAUX_LEN+16]; // frame_rawbits-32="11001100110011001010011001001100";
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|
|
|
char frame_bits[BITFRAME_LEN+BITAUX_LEN+8];
|
|
|
|
|
|
|
|
int auxlen = 0; // 0 .. 0x76-0x64
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
|
|
|
|
void inc_bufpos() {
|
|
|
|
bufpos = (bufpos+1) % HEADLEN;
|
|
|
|
}
|
|
|
|
|
|
|
|
char cb_inv(char c) {
|
|
|
|
if (c == '0') return '1';
|
|
|
|
if (c == '1') return '0';
|
|
|
|
return c;
|
|
|
|
}
|
|
|
|
|
|
|
|
// Gefahr bei Manchester-Codierung: inverser Header wird leicht fehl-erkannt
|
|
|
|
// da manchester1 und manchester2 nur um 1 bit verschoben
|
|
|
|
int compare2() {
|
|
|
|
int i, j;
|
|
|
|
|
|
|
|
i = 0;
|
|
|
|
j = bufpos;
|
|
|
|
while (i < HEADLEN) {
|
|
|
|
if (j < 0) j = HEADLEN-1;
|
|
|
|
if (buf[j] != header[HEADOFS+HEADLEN-1-i]) break;
|
|
|
|
j--;
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
if (i == HEADLEN) return 1;
|
|
|
|
|
|
|
|
i = 0;
|
|
|
|
j = bufpos;
|
|
|
|
while (i < HEADLEN) {
|
|
|
|
if (j < 0) j = HEADLEN-1;
|
|
|
|
if (buf[j] != cb_inv(header[HEADOFS+HEADLEN-1-i])) break;
|
|
|
|
j--;
|
|
|
|
i++;
|
|
|
|
}
|
|
|
|
if (i == HEADLEN) return -1;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
int bits2bytes(char *bitstr, ui8_t *bytes) {
|
|
|
|
int i, bit, d, byteval;
|
|
|
|
int bitpos, bytepos;
|
|
|
|
|
|
|
|
bitpos = 0;
|
|
|
|
bytepos = 0;
|
|
|
|
|
2018-01-26 15:25:26 +00:00
|
|
|
while (bytepos < FRAME_LEN+AUX_LEN) {
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
byteval = 0;
|
|
|
|
d = 1;
|
2017-09-10 16:11:54 +00:00
|
|
|
for (i = 0; i < BITS; i++) {
|
2017-09-05 13:43:31 +00:00
|
|
|
//bit=*(bitstr+bitpos+i); /* little endian */
|
|
|
|
bit=*(bitstr+bitpos+7-i); /* big endian */
|
|
|
|
// bit == 'x' ?
|
|
|
|
if (bit == '1') byteval += d;
|
|
|
|
else /*if ((bit == '0') || (bit == 'x'))*/ byteval += 0;
|
|
|
|
d <<= 1;
|
|
|
|
}
|
|
|
|
bitpos += BITS;
|
|
|
|
bytes[bytepos++] = byteval & 0xFF;
|
2017-09-10 16:11:54 +00:00
|
|
|
|
2017-09-05 13:43:31 +00:00
|
|
|
}
|
|
|
|
|
2018-01-26 15:25:26 +00:00
|
|
|
//while (bytepos < FRAME_LEN+AUX_LEN) bytes[bytepos++] = 0;
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* -------------------------------------------------------------------------- */
|
|
|
|
// PSK (bzw. biphase-M (oder differential Manchester?))
|
|
|
|
// nach Synchronisation: 00,11->0 ; 01,10->1 (Phasenwechsel)
|
|
|
|
void psk_bpm(char* frame_rawbits, char *frame_bits) {
|
|
|
|
int i;
|
|
|
|
char bit;
|
|
|
|
//int err = 0;
|
|
|
|
|
2018-01-26 15:25:26 +00:00
|
|
|
for (i = 0; i < BITFRAME_LEN+BITAUX_LEN; i++) {
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
//if (i > 0 && (frame_rawbits[2*i] == frame_rawbits[2*i-1])) err = 1;
|
|
|
|
|
|
|
|
if (frame_rawbits[2*i] == frame_rawbits[2*i+1]) bit = '0';
|
|
|
|
else bit = '1';
|
|
|
|
|
|
|
|
//if (err) frame_bits[i] = 'x'; else
|
|
|
|
frame_bits[i] = bit;
|
|
|
|
//err = 0;
|
|
|
|
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2018-01-26 15:25:26 +00:00
|
|
|
/*
|
|
|
|
Header = Sync-Header + Sonde-Header:
|
|
|
|
1100110011001100 1010011001001100 1101010011010011 0100110101010101 0011010011001100
|
|
|
|
uudduudduudduudd ududduuddudduudd uudududduududduu dudduudududududu dduududduudduudd (oder:)
|
|
|
|
dduudduudduudduu duduudduuduudduu ddududuudduduudd uduuddududududud uudduduudduudduu (komplement)
|
|
|
|
0 0 0 0 0 0 0 0 1 1 - - - 0 0 0 0 1 1 0 0 1 0 0 1 0 0 1 1 1 1 1 0 0 1 0 0 0 0 0
|
|
|
|
*/
|
|
|
|
/*
|
|
|
|
110101001101001101001101010101010011010011001100
|
|
|
|
101010011010011010011010101010100110100110011001011001100101011001100110011001100110011001100101100110011001100110011001100101010101010101010101010101101010100110011010011001011001011010101010010101100110100110010101100110011001011001100110100101011010101001100101010101101010011001010101100110010110100110010101100101100101100110101010011001100110010110011001100110011001100110100101011010101001101010100101100101100110011001100110011001100110011001100110011001011001101010011001100110011010101001100101100110100110011001010101101001100110010110011010100110100110011010100110011001010101101001100110010101100110011010101001100110101001100110011001100101100110011001100110011001100110011001100110011001100110011001100110011001100110011001100110011010011010100110100110011001100110011001100110011001100101101001011010100101101001101001100110100110100110010110010110101010010110010110011001011001010101010101010110011001100110011010011010100110011001011001100110011001100110011001100110011001100110011001100110101001011010011010010110010110010101010110010110011001101001101010101010011010100110011010011010011010100110101001100110011010100110010110011001010110101001101001100110100101011001100110011010011001100110011001100110010101011001100110011001100110100110101001100110011001100110011001100110011001100110011001100110011001100110011001100110011001100110011010101001101001011001100101010101100110101001011001100110011001100110101001010110011001100110010110011001010110011001100110011001100110011001011001100101011010100101100110010110101001101001011001101001011001101010011010010110101001010101100110011001101010100110011001100000
|
|
|
|
*/
|
|
|
|
int dpsk_bpm(char* frame_rawbits, char *frame_bits, int len) {
|
|
|
|
int i;
|
|
|
|
char bit;
|
|
|
|
char bit0;
|
|
|
|
//int err = 0;
|
|
|
|
|
|
|
|
bit0 = (frame_rawbits[0] & 1) ^ 1;
|
|
|
|
|
|
|
|
for (i = 0; i < len/2; i++) {
|
|
|
|
|
|
|
|
if ((frame_rawbits[2*i ] & 1) == 1 &&
|
|
|
|
(frame_rawbits[2*i+1] & 1) == 0 ) bit = 1;
|
|
|
|
else if ((frame_rawbits[2*i ] & 1) == 0 &&
|
|
|
|
(frame_rawbits[2*i+1] & 1) == 1 ) bit = 0;
|
|
|
|
else {
|
|
|
|
bit = 2;
|
|
|
|
frame_bits[i] = 'x';
|
|
|
|
bit0 = bit&1;
|
|
|
|
continue;
|
|
|
|
//err = 1;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (bit0 == bit) frame_bits[i] = '1';
|
|
|
|
else frame_bits[i] = '0';
|
|
|
|
// frame_bits[i] = 0x31 ^ (bit0 ^ bit);
|
|
|
|
|
|
|
|
bit0 = bit;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
return bit0;
|
|
|
|
}
|
|
|
|
|
2019-01-20 23:46:34 +00:00
|
|
|
/* ------------------------------------------------------------------------------------------------------------- */
|
|
|
|
|
|
|
|
/*
|
|
|
|
M10 w/ trimble GPS
|
|
|
|
|
|
|
|
frame[0x0] = framelen
|
|
|
|
frame[0x1] = 0x9F (type M10)
|
|
|
|
|
|
|
|
init/noGPS: frame[0x2]=0x23
|
|
|
|
GPS: frame[0x2]=0x20 (GPS trimble pck 0x8F-20 sub-id)
|
|
|
|
|
|
|
|
frame[0x02..0x21] = GPS trimble pck 0x8F-20 byte 0..31 (sub-id, vel, tow, lat, lon, alt, fix, NumSV, UTC-ofs, week)
|
|
|
|
frame[0x22..0x2D] = GPS trimble pck 0x8F-20 byte 32..55:2 (PRN 1..12 only)
|
|
|
|
|
|
|
|
Trimble Copernicus II
|
|
|
|
GPS packet 0x8F-20 (p.138)
|
|
|
|
byte
|
|
|
|
0 sub-pck id (always 0x20)
|
|
|
|
2-3 velE (i16) 0.005m/s
|
|
|
|
4-5 velN (i16) 0.005m/s
|
|
|
|
6-7 velU (i16) 0.005m/s
|
|
|
|
8-11 TOW (ms)
|
|
|
|
12-15 lat (scale 2^32/360) (i32) -90..90
|
|
|
|
16-19 lon (scale 2^32/360) (ui32) 0..360 <-> (i32) -180..180
|
|
|
|
20-23 alt (i32) mm above ellipsoid)
|
|
|
|
24 bit0: vel-scale (0: 0.005m/s)
|
|
|
|
26 datum (1: WGS-84)
|
|
|
|
27 fix: bit0(0:valid fix, 1:invalid fix), bit2(0:3D, 1:2D)
|
|
|
|
28 numSVs
|
|
|
|
29 UTC offset = (GPS - UTC) sec
|
|
|
|
30-31 GPS week
|
|
|
|
32+2*n PRN_(n+1), bit0-5
|
|
|
|
|
|
|
|
frame[0x32..0x5C] sensors (rel.hum., temp.)
|
|
|
|
frame[0x5D..0x61] SN
|
|
|
|
frame[0x62] counter
|
|
|
|
frame[0x63..0x64] check (AUX len=0x76: frame[0x63..0x74], frame[0x75..0x76])
|
|
|
|
|
|
|
|
|
|
|
|
6449/10sec-frame:
|
|
|
|
GPS trimble pck 0x47 (signal levels): numSats sat1 lev1 sat2 lev2 ..
|
|
|
|
frame[0x0] = framelen
|
|
|
|
frame[0x1] = 0x49
|
|
|
|
frame[0x2] = numSats (max 12)
|
|
|
|
frame[0x3+2*n] = PRN_(n+1)
|
|
|
|
frame[0x4+2*n] = signal level (float32 -> i8-byte level)
|
|
|
|
|
|
|
|
*/
|
|
|
|
|
2017-09-05 13:43:31 +00:00
|
|
|
|
2018-01-26 15:25:26 +00:00
|
|
|
#define stdFLEN 0x64 // pos[0]=0x64
|
2017-09-05 13:43:31 +00:00
|
|
|
#define pos_GPSTOW 0x0A // 4 byte
|
|
|
|
#define pos_GPSlat 0x0E // 4 byte
|
|
|
|
#define pos_GPSlon 0x12 // 4 byte
|
|
|
|
#define pos_GPSalt 0x16 // 4 byte
|
|
|
|
#define pos_GPSweek 0x20 // 2 byte
|
|
|
|
//Velocity East-North-Up (ENU)
|
2018-01-26 15:25:26 +00:00
|
|
|
#define pos_GPSvE 0x04 // 2 byte
|
|
|
|
#define pos_GPSvN 0x06 // 2 byte
|
|
|
|
#define pos_GPSvU 0x08 // 2 byte
|
|
|
|
#define pos_SN 0x5D // 2+3 byte
|
|
|
|
#define pos_Check (stdFLEN-1) // 2 byte
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
|
|
|
|
#define ANSI_COLOR_RED "\x1b[31m"
|
|
|
|
#define ANSI_COLOR_GREEN "\x1b[32m"
|
|
|
|
#define ANSI_COLOR_YELLOW "\x1b[33m"
|
|
|
|
#define ANSI_COLOR_BLUE "\x1b[34m"
|
|
|
|
#define ANSI_COLOR_MAGENTA "\x1b[35m"
|
|
|
|
#define ANSI_COLOR_CYAN "\x1b[36m"
|
|
|
|
#define ANSI_COLOR_RESET "\x1b[0m"
|
|
|
|
|
|
|
|
#define XTERM_COLOR_BROWN "\x1b[38;5;94m" // 38;5;{0..255}m
|
|
|
|
|
|
|
|
#define col_GPSweek "\x1b[38;5;20m" // 2 byte
|
|
|
|
#define col_GPSTOW "\x1b[38;5;27m" // 4 byte
|
|
|
|
#define col_GPSdate "\x1b[38;5;94m" //111
|
|
|
|
#define col_GPSlat "\x1b[38;5;34m" // 4 byte
|
|
|
|
#define col_GPSlon "\x1b[38;5;70m" // 4 byte
|
|
|
|
#define col_GPSalt "\x1b[38;5;82m" // 4 byte
|
|
|
|
#define col_GPSvel "\x1b[38;5;36m" // 6 byte
|
|
|
|
#define col_SN "\x1b[38;5;58m" // 3 byte
|
|
|
|
#define col_Check "\x1b[38;5;11m" // 2 byte
|
|
|
|
#define col_TXT "\x1b[38;5;244m"
|
|
|
|
#define col_FRTXT "\x1b[38;5;244m"
|
|
|
|
#define col_CSok "\x1b[38;5;2m"
|
|
|
|
#define col_CSno "\x1b[38;5;1m"
|
|
|
|
|
|
|
|
/*
|
|
|
|
$ for code in {0..255}
|
|
|
|
> do echo -e "\e[38;5;${code}m"'\\e[38;5;'"$code"m"\e[0m"
|
|
|
|
> done
|
|
|
|
*/
|
|
|
|
|
|
|
|
int get_GPSweek() {
|
|
|
|
int i;
|
|
|
|
unsigned byte;
|
|
|
|
ui8_t gpsweek_bytes[2];
|
|
|
|
int gpsweek;
|
|
|
|
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
|
|
byte = frame_bytes[pos_GPSweek + i];
|
|
|
|
gpsweek_bytes[i] = byte;
|
|
|
|
}
|
|
|
|
|
|
|
|
gpsweek = (gpsweek_bytes[0] << 8) + gpsweek_bytes[1];
|
|
|
|
datum.week = gpsweek;
|
|
|
|
|
|
|
|
if (gpsweek < 0 || gpsweek > 3000) return -1;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
char weekday[7][3] = { "So", "Mo", "Di", "Mi", "Do", "Fr", "Sa"};
|
|
|
|
|
|
|
|
int get_GPStime() {
|
|
|
|
int i;
|
|
|
|
unsigned byte;
|
|
|
|
ui8_t gpstime_bytes[4];
|
|
|
|
int gpstime, day; // int ms;
|
|
|
|
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
|
|
byte = frame_bytes[pos_GPSTOW + i];
|
|
|
|
gpstime_bytes[i] = byte;
|
|
|
|
}
|
|
|
|
|
|
|
|
gpstime = 0;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
|
|
gpstime |= gpstime_bytes[i] << (8*(3-i));
|
|
|
|
}
|
|
|
|
|
|
|
|
//ms = gpstime % 1000;
|
|
|
|
gpstime /= 1000;
|
|
|
|
datum.gpssec = gpstime;
|
|
|
|
|
|
|
|
day = gpstime / (24 * 3600);
|
|
|
|
gpstime %= (24*3600);
|
|
|
|
|
|
|
|
if ((day < 0) || (day > 6)) return -1;
|
|
|
|
datum.wday = day;
|
|
|
|
datum.std = gpstime/3600;
|
|
|
|
datum.min = (gpstime%3600)/60;
|
|
|
|
datum.sek = gpstime%60;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
double B60B60 = 0xB60B60; // 2^32/360 = 0xB60B60.xxx
|
|
|
|
|
|
|
|
int get_GPSlat() {
|
|
|
|
int i;
|
|
|
|
unsigned byte;
|
|
|
|
ui8_t gpslat_bytes[4];
|
2019-01-20 23:46:34 +00:00
|
|
|
i32_t gpslat;
|
2017-09-05 13:43:31 +00:00
|
|
|
double lat;
|
|
|
|
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
|
|
byte = frame_bytes[pos_GPSlat + i];
|
|
|
|
gpslat_bytes[i] = byte;
|
|
|
|
}
|
|
|
|
|
|
|
|
gpslat = 0;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
|
|
gpslat |= gpslat_bytes[i] << (8*(3-i));
|
|
|
|
}
|
|
|
|
lat = gpslat / B60B60;
|
|
|
|
datum.lat = lat;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int get_GPSlon() {
|
|
|
|
int i;
|
|
|
|
unsigned byte;
|
|
|
|
ui8_t gpslon_bytes[4];
|
2019-01-20 23:46:34 +00:00
|
|
|
i32_t gpslon; // (ui32) 0..360 <-> (i32) -180..180
|
2017-09-05 13:43:31 +00:00
|
|
|
double lon;
|
|
|
|
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
|
|
byte = frame_bytes[pos_GPSlon + i];
|
|
|
|
gpslon_bytes[i] = byte;
|
|
|
|
}
|
|
|
|
|
|
|
|
gpslon = 0;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
|
|
gpslon |= gpslon_bytes[i] << (8*(3-i));
|
|
|
|
}
|
|
|
|
lon = gpslon / B60B60;
|
|
|
|
datum.lon = lon;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int get_GPSalt() {
|
|
|
|
int i;
|
|
|
|
unsigned byte;
|
|
|
|
ui8_t gpsalt_bytes[4];
|
2019-01-20 23:46:34 +00:00
|
|
|
i32_t gpsalt;
|
2017-09-05 13:43:31 +00:00
|
|
|
double alt;
|
|
|
|
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
|
|
byte = frame_bytes[pos_GPSalt + i];
|
|
|
|
gpsalt_bytes[i] = byte;
|
|
|
|
}
|
|
|
|
|
|
|
|
gpsalt = 0;
|
|
|
|
for (i = 0; i < 4; i++) {
|
|
|
|
gpsalt |= gpsalt_bytes[i] << (8*(3-i));
|
|
|
|
}
|
|
|
|
alt = gpsalt / 1000.0;
|
|
|
|
datum.alt = alt;
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int get_GPSvel() {
|
|
|
|
int i;
|
|
|
|
unsigned byte;
|
|
|
|
ui8_t gpsVel_bytes[2];
|
2019-01-20 23:46:34 +00:00
|
|
|
short vel16; // i16_t
|
2017-09-05 13:43:31 +00:00
|
|
|
double vx, vy, dir, alpha;
|
2019-01-20 23:46:34 +00:00
|
|
|
const double sc5 = 2e2; // scale 0.005m/s
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
for (i = 0; i < 2; i++) {
|
2018-01-26 15:25:26 +00:00
|
|
|
byte = frame_bytes[pos_GPSvE + i];
|
2017-09-05 13:43:31 +00:00
|
|
|
gpsVel_bytes[i] = byte;
|
|
|
|
}
|
|
|
|
vel16 = gpsVel_bytes[0] << 8 | gpsVel_bytes[1];
|
2019-01-20 23:46:34 +00:00
|
|
|
vx = vel16 / sc5; // ost
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
for (i = 0; i < 2; i++) {
|
|
|
|
byte = frame_bytes[pos_GPSvN + i];
|
|
|
|
gpsVel_bytes[i] = byte;
|
|
|
|
}
|
|
|
|
vel16 = gpsVel_bytes[0] << 8 | gpsVel_bytes[1];
|
2019-01-20 23:46:34 +00:00
|
|
|
vy= vel16 / sc5; // nord
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
datum.vx = vx;
|
|
|
|
datum.vy = vy;
|
|
|
|
datum.vH = sqrt(vx*vx+vy*vy);
|
|
|
|
///*
|
|
|
|
alpha = atan2(vy, vx)*180/M_PI; // ComplexPlane (von x-Achse nach links) - GeoMeteo (von y-Achse nach rechts)
|
|
|
|
dir = 90-alpha; // z=x+iy= -> i*conj(z)=y+ix=re(i(pi/2-t)), Achsen und Drehsinn vertauscht
|
|
|
|
if (dir < 0) dir += 360; // atan2(y,x)=atan(y/x)=pi/2-atan(x/y) , atan(1/t) = pi/2 - atan(t)
|
|
|
|
datum.vD2 = dir;
|
|
|
|
//*/
|
|
|
|
dir = atan2(vx, vy) * 180 / M_PI;
|
|
|
|
if (dir < 0) dir += 360;
|
|
|
|
datum.vD = dir;
|
|
|
|
|
|
|
|
for (i = 0; i < 2; i++) {
|
2018-01-26 15:25:26 +00:00
|
|
|
byte = frame_bytes[pos_GPSvU + i];
|
2017-09-05 13:43:31 +00:00
|
|
|
gpsVel_bytes[i] = byte;
|
|
|
|
}
|
|
|
|
vel16 = gpsVel_bytes[0] << 8 | gpsVel_bytes[1];
|
2019-01-20 23:46:34 +00:00
|
|
|
datum.vV = vel16 / sc5;
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
int get_SN() {
|
|
|
|
int i;
|
|
|
|
unsigned byte;
|
|
|
|
ui8_t sn_bytes[5];
|
|
|
|
|
|
|
|
for (i = 0; i < 11; i++) datum.SN[i] = ' '; datum.SN[11] = '\0';
|
|
|
|
|
|
|
|
for (i = 0; i < 5; i++) {
|
|
|
|
byte = frame_bytes[pos_SN + i];
|
|
|
|
sn_bytes[i] = byte;
|
|
|
|
}
|
|
|
|
|
|
|
|
byte = sn_bytes[2];
|
|
|
|
sprintf(datum.SN, "%1X%02u", (byte>>4)&0xF, byte&0xF);
|
|
|
|
byte = sn_bytes[3] | (sn_bytes[4]<<8);
|
|
|
|
sprintf(datum.SN+3, " %1X %1u%04u", sn_bytes[0]&0xF, (byte>>13)&0x7, byte&0x1FFF);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* -------------------------------------------------------------------------- */
|
|
|
|
/*
|
|
|
|
g : F^n -> F^16 // checksum, linear
|
|
|
|
g(m||b) = f(g(m),b)
|
|
|
|
|
|
|
|
// update checksum
|
|
|
|
f : F^16 x F^8 -> F^16 linear
|
|
|
|
|
|
|
|
010100001000000101000000
|
|
|
|
001010000100000010100000
|
|
|
|
000101000010000001010000
|
|
|
|
000010100001000000101000
|
|
|
|
000001010000100000010100
|
|
|
|
100000100000010000001010
|
|
|
|
000000011010100000000100
|
|
|
|
100000000101010000000010
|
|
|
|
000000001000000000000000
|
|
|
|
000000000100000000000000
|
|
|
|
000000000010000000000000
|
|
|
|
000000000001000000000000
|
|
|
|
000000000000100000000000
|
|
|
|
000000000000010000000000
|
|
|
|
000000000000001000000000
|
|
|
|
000000000000000100000000
|
|
|
|
*/
|
|
|
|
|
|
|
|
int update_checkM10(int c, ui8_t b) {
|
|
|
|
int c0, c1, t, t6, t7, s;
|
|
|
|
|
|
|
|
c1 = c & 0xFF;
|
|
|
|
|
|
|
|
// B
|
|
|
|
b = (b >> 1) | ((b & 1) << 7);
|
|
|
|
b ^= (b >> 2) & 0xFF;
|
|
|
|
|
|
|
|
// A1
|
|
|
|
t6 = ( c & 1) ^ ((c>>2) & 1) ^ ((c>>4) & 1);
|
|
|
|
t7 = ((c>>1) & 1) ^ ((c>>3) & 1) ^ ((c>>5) & 1);
|
|
|
|
t = (c & 0x3F) | (t6 << 6) | (t7 << 7);
|
|
|
|
|
|
|
|
// A2
|
|
|
|
s = (c >> 7) & 0xFF;
|
|
|
|
s ^= (s >> 2) & 0xFF;
|
|
|
|
|
|
|
|
|
|
|
|
c0 = b ^ t ^ s;
|
|
|
|
|
|
|
|
return ((c1<<8) | c0) & 0xFFFF;
|
|
|
|
}
|
|
|
|
|
|
|
|
int checkM10(ui8_t *msg, int len) {
|
|
|
|
int i, cs;
|
|
|
|
|
|
|
|
cs = 0;
|
|
|
|
for (i = 0; i < len; i++) {
|
|
|
|
cs = update_checkM10(cs, msg[i]);
|
|
|
|
}
|
|
|
|
|
|
|
|
return cs & 0xFFFF;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* -------------------------------------------------------------------------- */
|
|
|
|
|
2019-04-05 22:07:50 +00:00
|
|
|
// https://www.gruan.org/gruan/editor/documents/meetings/icm-6/pres/pres_306_Haeffelin.pdf
|
|
|
|
//
|
|
|
|
// Temperature Sensor
|
2017-09-27 19:45:27 +00:00
|
|
|
// NTC-Thermistor Shibaura PB5-41E
|
2017-09-05 13:43:31 +00:00
|
|
|
//
|
|
|
|
float get_Temp(int csOK) {
|
2017-09-27 19:45:27 +00:00
|
|
|
// NTC-Thermistor Shibaura PB5-41E
|
2017-09-05 13:43:31 +00:00
|
|
|
// T00 = 273.15 + 0.0 , R00 = 15e3
|
|
|
|
// T25 = 273.15 + 25.0 , R25 = 5.369e3
|
|
|
|
// B00 = 3450.0 Kelvin // 0C..100C, poor fit low temps
|
|
|
|
// [ T/C , R/1e3 ] ( [P__-43]/2.0 ):
|
|
|
|
// [ -50.0 , 204.0 ]
|
|
|
|
// [ -45.0 , 150.7 ]
|
|
|
|
// [ -40.0 , 112.6 ]
|
|
|
|
// [ -35.0 , 84.90 ]
|
|
|
|
// [ -30.0 , 64.65 ]
|
|
|
|
// [ -25.0 , 49.66 ]
|
|
|
|
// [ -20.0 , 38.48 ]
|
|
|
|
// [ -15.0 , 30.06 ]
|
|
|
|
// [ -10.0 , 23.67 ]
|
|
|
|
// [ -5.0 , 18.78 ]
|
|
|
|
// [ 0.0 , 15.00 ]
|
|
|
|
// [ 5.0 , 12.06 ]
|
|
|
|
// [ 10.0 , 9.765 ]
|
|
|
|
// [ 15.0 , 7.955 ]
|
|
|
|
// [ 20.0 , 6.515 ]
|
|
|
|
// [ 25.0 , 5.370 ]
|
|
|
|
// [ 30.0 , 4.448 ]
|
|
|
|
// [ 35.0 , 3.704 ]
|
|
|
|
// [ 40.0 , 3.100 ]
|
|
|
|
// -> Steinhart–Hart coefficients (polyfit):
|
|
|
|
float p0 = 1.07303516e-03,
|
|
|
|
p1 = 2.41296733e-04,
|
|
|
|
p2 = 2.26744154e-06,
|
|
|
|
p3 = 6.52855181e-08;
|
|
|
|
// T/K = 1/( p0 + p1*ln(R) + p2*ln(R)^2 + p3*ln(R)^3 )
|
|
|
|
|
|
|
|
// range/scale 0, 1, 2: // M10-pcb
|
|
|
|
float Rs[3] = { 12.1e3 , 36.5e3 , 475.0e3 }; // bias/series
|
2020-05-21 15:12:07 +00:00
|
|
|
float Rp[3] = { 1e20 , 330.0e3 , 2000.0e3 }; // parallel, Rp[0]=inf
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
ui8_t scT; // {0,1,2}, range/scale voltage divider
|
|
|
|
ui16_t ADC_RT; // ADC12 P6.7(A7) , adr_0377h,adr_0376h
|
|
|
|
ui16_t Tcal[2]; // adr_1000h[scT*4]
|
|
|
|
|
|
|
|
float adc_max = 4095.0; // ADC12
|
|
|
|
float x, R;
|
2017-09-10 16:11:54 +00:00
|
|
|
float T = 0; // T/Kelvin
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
scT = frame_bytes[0x3E]; // adr_0455h
|
|
|
|
ADC_RT = (frame_bytes[0x40] << 8) | frame_bytes[0x3F];
|
|
|
|
ADC_RT -= 0xA000;
|
|
|
|
Tcal[0] = (frame_bytes[0x42] << 8) | frame_bytes[0x41];
|
|
|
|
Tcal[1] = (frame_bytes[0x44] << 8) | frame_bytes[0x43];
|
|
|
|
|
|
|
|
x = (adc_max-ADC_RT)/ADC_RT; // (Vcc-Vout)/Vout
|
|
|
|
if (scT < 3) R = Rs[scT] /( x - Rs[scT]/Rp[scT] );
|
|
|
|
else R = -1;
|
|
|
|
|
|
|
|
if (R > 0) T = 1/( p0 + p1*log(R) + p2*log(R)*log(R) + p3*log(R)*log(R)*log(R) );
|
|
|
|
|
2017-09-10 16:11:54 +00:00
|
|
|
if (option_verbose >= 3 && csOK) { // on-chip temperature
|
|
|
|
ui16_t ADC_Ti_raw = (frame_bytes[0x49] << 8) | frame_bytes[0x48]; // int.temp.diode, ref: 4095->1.5V
|
|
|
|
float vti, ti;
|
|
|
|
// INCH1A (temp.diode), slau144
|
|
|
|
vti = ADC_Ti_raw/4095.0 * 1.5; // V_REF+ = 1.5V, no calibration
|
|
|
|
ti = (vti-0.986)/0.00355; // 0.986/0.00355=277.75, 1.5/4095/0.00355=0.1032
|
|
|
|
fprintf(stdout, " (Ti:%.1fC)", ti);
|
|
|
|
// SegmentA-Calibration:
|
|
|
|
//ui16_t T30 = adr_10e2h; // CAL_ADC_15T30
|
|
|
|
//ui16_t T85 = adr_10e4h; // CAL_ADC_15T85
|
|
|
|
//float tic = (ADC_Ti_raw-T30)*(85.0-30.0)/(T85-T30) + 30.0;
|
|
|
|
//fprintf(stdout, " (Tic:%.1fC)", tic);
|
2017-09-05 13:43:31 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return T - 273.15; // Celsius
|
2017-09-27 19:45:27 +00:00
|
|
|
}
|
2017-09-10 16:11:54 +00:00
|
|
|
/*
|
|
|
|
frame[0x32]: adr_1074h
|
|
|
|
frame[0x33]: adr_1075h
|
|
|
|
frame[0x34]: adr_1076h
|
|
|
|
|
|
|
|
frame[0x35..0x37]: TBCCR1 ; relHumCap-freq
|
|
|
|
|
|
|
|
frame[0x38]: adr_1078h
|
|
|
|
frame[0x39]: adr_1079h
|
|
|
|
frame[0x3A]: adr_1077h
|
|
|
|
frame[0x3B]: adr_100Ch
|
|
|
|
frame[0x3C..3D]: 0
|
|
|
|
|
|
|
|
|
|
|
|
frame[0x3E]: scale_index ; scale/range-index
|
|
|
|
frame[0x3F..40] = ADC12_A7 | 0xA000, V_R+=AVcc ; Thermistor
|
|
|
|
|
|
|
|
frame[0x41]: adr_1000h[scale_index*4]
|
|
|
|
frame[0x42]: adr_1000h[scale_index*4+1]
|
|
|
|
frame[0x43]: adr_1000h[scale_index*4+2]
|
|
|
|
frame[0x44]: adr_1000h[scale_index*4+3]
|
|
|
|
|
|
|
|
frame[0x45..46]: ADC12_A5/4, V_R+=2.5V
|
|
|
|
frame[0x47]: ADC12_A2/16 , V_R+=2.5V
|
|
|
|
frame[0x48..49]: ADC12_iT, V_R+=1.5V (int.Temp.diode)
|
|
|
|
frame[0x4C..4D]: ADC12_A6, V_R+=2.5V
|
|
|
|
frame[0x4E..4F]: ADC12_A3, V_R+=AVcc
|
|
|
|
frame[0x50..54]: 0;
|
|
|
|
frame[0x55..56]: ADC12_A1, V_R+=AVcc
|
|
|
|
frame[0x57..58]: ADC12_A0, V_R+=AVcc
|
2017-09-13 20:20:38 +00:00
|
|
|
frame[0x59..5A]: ADC12_A4, V_R+=AVcc // ntc2: R(25C)=2.2k, Rs=22.1e3 (relHumCap-Temp)
|
2017-09-10 16:11:54 +00:00
|
|
|
|
|
|
|
frame[0x5B]:
|
|
|
|
frame[0x5C]: adr_108Eh
|
|
|
|
|
|
|
|
|
|
|
|
frame[0x5D]: adr_1082h (SN)
|
|
|
|
frame[0x5E]: adr_1083h (SN)
|
|
|
|
frame[0x5F]: adr_1084h (SN)
|
|
|
|
frame[0x60]: adr_1080h (SN)
|
|
|
|
frame[0x61]: adr_1081h (SN)
|
|
|
|
*/
|
2017-09-13 20:20:38 +00:00
|
|
|
float get_Tntc2(int csOK) {
|
2017-09-27 19:45:27 +00:00
|
|
|
// SMD ntc
|
2017-09-13 20:20:38 +00:00
|
|
|
float Rs = 22.1e3; // P5.6=Vcc
|
|
|
|
// float R25 = 2.2e3;
|
|
|
|
// float b = 3650.0; // B/Kelvin
|
|
|
|
// float T25 = 25.0 + 273.15; // T0=25C, R0=R25=5k
|
|
|
|
// -> Steinhart–Hart coefficients (polyfit):
|
|
|
|
float p0 = 4.42606809e-03,
|
|
|
|
p1 = -6.58184309e-04,
|
|
|
|
p2 = 8.95735557e-05,
|
|
|
|
p3 = -2.84347503e-06;
|
|
|
|
float T = 0.0; // T/Kelvin
|
|
|
|
ui16_t ADC_ntc2; // ADC12 P6.4(A4)
|
|
|
|
float x, R;
|
|
|
|
if (csOK)
|
|
|
|
{
|
|
|
|
ADC_ntc2 = (frame_bytes[0x5A] << 8) | frame_bytes[0x59];
|
|
|
|
x = (4095.0 - ADC_ntc2)/ADC_ntc2; // (Vcc-Vout)/Vout
|
|
|
|
R = Rs / x;
|
|
|
|
//if (R > 0) T = 1/(1/T25 + 1/b * log(R/R25));
|
|
|
|
if (R > 0) T = 1/( p0 + p1*log(R) + p2*log(R)*log(R) + p3*log(R)*log(R)*log(R) );
|
|
|
|
}
|
|
|
|
return T - 273.15;
|
|
|
|
}
|
2017-09-05 13:43:31 +00:00
|
|
|
|
2017-09-27 19:45:27 +00:00
|
|
|
// Humidity Sensor
|
|
|
|
// U.P.S.I.
|
|
|
|
//
|
|
|
|
#define FREQ_CAPCLK (8e6/2) // 8 MHz XT2 crystal, InputDivider IDx=01 (/2)
|
|
|
|
#define LN2 0.693147181
|
|
|
|
#define ADR_108A 1000.0 // 0x3E8=1000
|
|
|
|
|
2019-04-05 22:07:50 +00:00
|
|
|
float get_count_55() { // CalRef 55%RH , T=20C ?
|
|
|
|
ui32_t TBCREF_1000 = frame_bytes[0x32] | (frame_bytes[0x33]<<8) | (frame_bytes[0x34]<<16);
|
|
|
|
return TBCREF_1000 / ADR_108A;
|
|
|
|
}
|
2017-09-27 19:45:27 +00:00
|
|
|
float get_count_RH() { // capture 1000 rising edges
|
|
|
|
ui32_t TBCCR1_1000 = frame_bytes[0x35] | (frame_bytes[0x36]<<8) | (frame_bytes[0x37]<<16);
|
|
|
|
return TBCCR1_1000 / ADR_108A;
|
|
|
|
}
|
2019-04-05 22:07:50 +00:00
|
|
|
float get_TLC555freq(float count) {
|
|
|
|
return FREQ_CAPCLK / count;
|
2017-09-27 19:45:27 +00:00
|
|
|
}
|
2019-04-05 22:07:50 +00:00
|
|
|
|
|
|
|
float get_C_RH(float freq, float T) { // TLC555 astable: R_A=3.65k, R_B=338k
|
|
|
|
float R_B = 338e3;
|
|
|
|
float R_A = 3.65e3;
|
2019-04-06 20:13:53 +00:00
|
|
|
float td = 0;
|
2019-04-05 22:07:50 +00:00
|
|
|
float C_RH = (1/freq - 2*td) / (LN2 * (R_A + 2*R_B));
|
|
|
|
// freq/T compensation ...
|
2017-09-27 19:45:27 +00:00
|
|
|
return C_RH;
|
|
|
|
}
|
2019-04-05 22:07:50 +00:00
|
|
|
|
|
|
|
float cRHc55_RH(float cRHc55) { // C_RH / C_55
|
2017-09-27 19:45:27 +00:00
|
|
|
// U.P.S.I.
|
|
|
|
// C_RH/C_55 = 0.8955 + 0.002*RH , T=20C
|
|
|
|
// C_RH = C_RH(RH,T) , RH = RH(C_RH,T)
|
|
|
|
// C_RH/C_55 approx.eq. count_RH/count_ref
|
2019-04-05 22:07:50 +00:00
|
|
|
float TH = get_Tntc2(0);
|
|
|
|
float Tc = get_Temp(0);
|
|
|
|
float rh = (cRHc55-0.8955)/0.002; // UPSI linear transfer function
|
|
|
|
// temperature compensation
|
|
|
|
float T0 = 0.0, T1 = -30.0; // T/C
|
|
|
|
float T = Tc; // TH, TH-Tc (sensorT - T)
|
|
|
|
if (T < T0) rh += T0 - T/5.5; // approx/empirical
|
|
|
|
if (T < T1) rh *= 1.0 + (T1-T)/75.0; // approx/empirical
|
|
|
|
if (rh < 0.0) rh = 0.0;
|
|
|
|
if (rh > 100.0) rh = 100.0;
|
|
|
|
return rh;
|
2017-09-27 19:45:27 +00:00
|
|
|
}
|
2019-04-05 22:07:50 +00:00
|
|
|
|
|
|
|
float get_RHc(int csOK) { // experimental/raw, errors~10%
|
|
|
|
float Tc = get_Temp(0);
|
|
|
|
float count_ref = get_count_55(); // CalRef 55%RH , T=20C ?
|
|
|
|
float count_RH = get_count_RH();
|
|
|
|
float C_55 = get_C_RH(get_TLC555freq(count_ref), 20.0); // CalRef 55%RH , T=20C ?
|
|
|
|
float C_RH = get_C_RH(get_TLC555freq(count_RH), Tc); // Tc == T_555 ?
|
|
|
|
float cRHc55 = C_RH / C_55;
|
|
|
|
return cRHc55_RH(cRHc55);
|
|
|
|
}
|
|
|
|
|
|
|
|
float get_RH(int csOK) { // experimental/raw, errors~10%
|
|
|
|
//ui32_t TBCREF_1000 = frame_bytes[0x32] | (frame_bytes[0x33]<<8) | (frame_bytes[0x34]<<16); // CalRef 55%RH , T=20C ?
|
|
|
|
//ui32_t TBCCR1_1000 = frame_bytes[0x35] | (frame_bytes[0x36]<<8) | (frame_bytes[0x37]<<16); // FrqCnt TLC555
|
|
|
|
//float cRHc55 = TBCCR1_1000 / (float)TBCREF_1000; // CalRef 55%RH , T=20C ?
|
|
|
|
float cRHc55 = get_count_RH() / get_count_55(); // CalRef 55%RH , T=20C ?
|
|
|
|
return cRHc55_RH(cRHc55);
|
|
|
|
}
|
|
|
|
|
2017-09-05 13:43:31 +00:00
|
|
|
/* -------------------------------------------------------------------------- */
|
|
|
|
|
|
|
|
int print_pos(int csOK) {
|
|
|
|
int err;
|
|
|
|
|
|
|
|
err = 0;
|
|
|
|
err |= get_GPSweek();
|
|
|
|
err |= get_GPStime();
|
|
|
|
err |= get_GPSlat();
|
|
|
|
err |= get_GPSlon();
|
|
|
|
err |= get_GPSalt();
|
|
|
|
|
|
|
|
if (!err) {
|
|
|
|
|
|
|
|
Gps2Date(datum.week, datum.gpssec, &datum.jahr, &datum.monat, &datum.tag);
|
|
|
|
|
|
|
|
if (option_color) {
|
2017-09-27 19:45:27 +00:00
|
|
|
fprintf(stdout, col_TXT);
|
|
|
|
fprintf(stdout, " (W "col_GPSweek"%d"col_TXT") ", datum.week);
|
|
|
|
fprintf(stdout, col_GPSTOW"%s"col_TXT" ", weekday[datum.wday]);
|
|
|
|
fprintf(stdout, col_GPSdate"%04d-%02d-%02d"col_TXT" ("col_GPSTOW"%02d:%02d:%02d"col_TXT") ",
|
|
|
|
datum.jahr, datum.monat, datum.tag, datum.std, datum.min, datum.sek);
|
|
|
|
fprintf(stdout, " lat: "col_GPSlat"%.6f"col_TXT" ", datum.lat);
|
|
|
|
fprintf(stdout, " lon: "col_GPSlon"%.6f"col_TXT" ", datum.lon);
|
|
|
|
fprintf(stdout, " alt: "col_GPSalt"%.2f"col_TXT" ", datum.alt);
|
2017-09-05 13:43:31 +00:00
|
|
|
if (option_verbose) {
|
|
|
|
err |= get_GPSvel();
|
|
|
|
if (!err) {
|
2018-01-26 15:25:26 +00:00
|
|
|
//if (option_verbose == 2) fprintf(stdout, " "col_GPSvel"(%.1f , %.1f : %.1f)"col_TXT" ", datum.vx, datum.vy, datum.vD2);
|
2019-04-06 20:13:53 +00:00
|
|
|
fprintf(stdout, " vH: "col_GPSvel"%.1f"col_TXT" D: "col_GPSvel"%.1f"col_TXT" vV: "col_GPSvel"%.1f"col_TXT" ", datum.vH, datum.vD, datum.vV);
|
2017-09-05 13:43:31 +00:00
|
|
|
}
|
|
|
|
if (option_verbose >= 2) {
|
|
|
|
get_SN();
|
2017-09-27 19:45:27 +00:00
|
|
|
fprintf(stdout, " SN: "col_SN"%s"col_TXT, datum.SN);
|
2017-09-05 13:43:31 +00:00
|
|
|
}
|
|
|
|
if (option_verbose >= 2) {
|
|
|
|
fprintf(stdout, " # ");
|
|
|
|
if (csOK) fprintf(stdout, " "col_CSok"[OK]"col_TXT);
|
|
|
|
else fprintf(stdout, " "col_CSno"[NO]"col_TXT);
|
|
|
|
}
|
|
|
|
}
|
2017-09-10 16:11:54 +00:00
|
|
|
if (option_ptu) {
|
|
|
|
float t = get_Temp(csOK);
|
2019-04-05 22:07:50 +00:00
|
|
|
float rh = get_RH(csOK);
|
|
|
|
fprintf(stdout, " ");
|
|
|
|
if (t > -270.0) fprintf(stdout, "T=%.1fC ", t);
|
|
|
|
if (option_verbose >= 3) { if (rh > -0.5) fprintf(stdout, "_RH=%.0f%% ", rh); }
|
2017-09-13 20:20:38 +00:00
|
|
|
if (option_verbose >= 3) {
|
|
|
|
float t2 = get_Tntc2(csOK);
|
2019-04-05 22:07:50 +00:00
|
|
|
float fq555 = get_TLC555freq(get_count_RH());
|
2017-09-27 19:45:27 +00:00
|
|
|
if (t2 > -270.0) fprintf(stdout, " (T2:%.1fC) (%.3fkHz) ", t2, fq555/1e3);
|
2019-04-05 22:07:50 +00:00
|
|
|
fprintf(stdout, "(cRH=%.1f%%) ", get_RHc(csOK));
|
2017-09-13 20:20:38 +00:00
|
|
|
}
|
2017-09-10 16:11:54 +00:00
|
|
|
}
|
2017-09-27 19:45:27 +00:00
|
|
|
fprintf(stdout, ANSI_COLOR_RESET"");
|
2017-09-05 13:43:31 +00:00
|
|
|
}
|
|
|
|
else {
|
2017-09-27 19:45:27 +00:00
|
|
|
fprintf(stdout, " (W %d) ", datum.week);
|
|
|
|
fprintf(stdout, "%s ", weekday[datum.wday]);
|
|
|
|
fprintf(stdout, "%04d-%02d-%02d (%02d:%02d:%02d) ",
|
2017-09-05 13:43:31 +00:00
|
|
|
datum.jahr, datum.monat, datum.tag, datum.std, datum.min, datum.sek);
|
2017-09-27 19:45:27 +00:00
|
|
|
fprintf(stdout, " lat: %.6f ", datum.lat);
|
|
|
|
fprintf(stdout, " lon: %.6f ", datum.lon);
|
|
|
|
fprintf(stdout, " alt: %.2f ", datum.alt);
|
2017-09-05 13:43:31 +00:00
|
|
|
if (option_verbose) {
|
|
|
|
err |= get_GPSvel();
|
|
|
|
if (!err) {
|
2019-04-06 20:13:53 +00:00
|
|
|
//if (option_verbose == 2) fprintf(stdout, " (%.1f , %.1f : %.1f) ", datum.vx, datum.vy, datum.vD2);
|
|
|
|
fprintf(stdout, " vH: %.1f D: %.1f vV: %.1f ", datum.vH, datum.vD, datum.vV);
|
2017-09-05 13:43:31 +00:00
|
|
|
}
|
|
|
|
if (option_verbose >= 2) {
|
|
|
|
get_SN();
|
2017-09-27 19:45:27 +00:00
|
|
|
fprintf(stdout, " SN: %s", datum.SN);
|
2017-09-05 13:43:31 +00:00
|
|
|
}
|
|
|
|
if (option_verbose >= 2) {
|
|
|
|
fprintf(stdout, " # ");
|
|
|
|
if (csOK) fprintf(stdout, " [OK]"); else fprintf(stdout, " [NO]");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if (option_ptu) {
|
|
|
|
float t = get_Temp(csOK);
|
2019-04-05 22:07:50 +00:00
|
|
|
float rh = get_RH(csOK);
|
|
|
|
fprintf(stdout, " ");
|
|
|
|
if (t > -270.0) fprintf(stdout, "T=%.1fC ", t);
|
|
|
|
if (option_verbose >= 3) { if (rh > -0.5) fprintf(stdout, "_RH=%.0f%% ", rh); }
|
2017-09-13 20:20:38 +00:00
|
|
|
if (option_verbose >= 3) {
|
|
|
|
float t2 = get_Tntc2(csOK);
|
2019-04-05 22:07:50 +00:00
|
|
|
float fq555 = get_TLC555freq(get_count_RH());
|
2017-09-27 19:45:27 +00:00
|
|
|
if (t2 > -270.0) fprintf(stdout, " (T2:%.1fC) (%.3fkHz) ", t2, fq555/1e3);
|
2019-04-05 22:07:50 +00:00
|
|
|
fprintf(stdout, "(cRH=%.1f%%) ", get_RHc(csOK));
|
2017-09-13 20:20:38 +00:00
|
|
|
}
|
2017-09-05 13:43:31 +00:00
|
|
|
}
|
|
|
|
}
|
2017-09-27 19:45:27 +00:00
|
|
|
fprintf(stdout, "\n");
|
2017-09-05 13:43:31 +00:00
|
|
|
|
2019-01-18 23:12:09 +00:00
|
|
|
if (csOK && option_sat) {
|
2019-01-20 23:46:34 +00:00
|
|
|
int i;
|
2019-01-18 23:12:09 +00:00
|
|
|
fprintf(stdout, " %2d", frame_bytes[pos_GPSweek-2]); // GPS-sats
|
|
|
|
fprintf(stdout, " : ");
|
|
|
|
for (i = 0; i < frame_bytes[pos_GPSweek-2]; i++) { // PRN
|
|
|
|
fprintf(stdout, " %2d", frame_bytes[pos_GPSweek+2+i]&0x3F);
|
|
|
|
}
|
|
|
|
fprintf(stdout, "\n");
|
|
|
|
}
|
|
|
|
|
2017-09-05 13:43:31 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
return err;
|
|
|
|
}
|
|
|
|
|
|
|
|
void print_frame(int pos) {
|
|
|
|
int i;
|
|
|
|
ui8_t byte;
|
|
|
|
int cs1, cs2;
|
2018-01-26 15:25:26 +00:00
|
|
|
int flen = stdFLEN; // stdFLEN=0x64, auxFLEN=0x76
|
2017-09-05 13:43:31 +00:00
|
|
|
|
2018-01-26 15:25:26 +00:00
|
|
|
if (option_b < 2) {
|
|
|
|
dpsk_bpm(frame_rawbits, frame_bits, RAWBITFRAME_LEN+RAWBITAUX_LEN);
|
|
|
|
}
|
2017-09-05 13:43:31 +00:00
|
|
|
bits2bytes(frame_bits, frame_bytes);
|
2018-01-26 15:25:26 +00:00
|
|
|
flen = frame_bytes[0];
|
|
|
|
if (flen == stdFLEN) auxlen = 0;
|
|
|
|
else {
|
|
|
|
auxlen = flen - stdFLEN;
|
|
|
|
if (auxlen < 0 || auxlen > AUX_LEN) auxlen = 0;
|
|
|
|
}
|
2017-09-05 13:43:31 +00:00
|
|
|
|
2018-01-26 15:25:26 +00:00
|
|
|
cs1 = (frame_bytes[pos_Check+auxlen] << 8) | frame_bytes[pos_Check+auxlen+1];
|
|
|
|
cs2 = checkM10(frame_bytes, pos_Check+auxlen);
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
if (option_raw) {
|
|
|
|
|
|
|
|
if (option_color && frame_bytes[1] != 0x49) {
|
|
|
|
fprintf(stdout, col_FRTXT);
|
2018-01-26 15:25:26 +00:00
|
|
|
for (i = 0; i < FRAME_LEN+auxlen; i++) {
|
2017-09-05 13:43:31 +00:00
|
|
|
byte = frame_bytes[i];
|
|
|
|
if ((i >= pos_GPSTOW) && (i < pos_GPSTOW+4)) fprintf(stdout, col_GPSTOW);
|
|
|
|
if ((i >= pos_GPSlat) && (i < pos_GPSlat+4)) fprintf(stdout, col_GPSlat);
|
|
|
|
if ((i >= pos_GPSlon) && (i < pos_GPSlon+4)) fprintf(stdout, col_GPSlon);
|
|
|
|
if ((i >= pos_GPSalt) && (i < pos_GPSalt+4)) fprintf(stdout, col_GPSalt);
|
|
|
|
if ((i >= pos_GPSweek) && (i < pos_GPSweek+2)) fprintf(stdout, col_GPSweek);
|
2018-01-26 15:25:26 +00:00
|
|
|
if ((i >= pos_GPSvE) && (i < pos_GPSvE+6)) fprintf(stdout, col_GPSvel);
|
2017-09-05 13:43:31 +00:00
|
|
|
if ((i >= pos_SN) && (i < pos_SN+5)) fprintf(stdout, col_SN);
|
2018-01-26 15:25:26 +00:00
|
|
|
if ((i >= pos_Check+auxlen) && (i < pos_Check+auxlen+2)) fprintf(stdout, col_Check);
|
2017-09-05 13:43:31 +00:00
|
|
|
fprintf(stdout, "%02x", byte);
|
|
|
|
fprintf(stdout, col_FRTXT);
|
|
|
|
}
|
|
|
|
if (option_verbose) {
|
|
|
|
fprintf(stdout, " # "col_Check"%04x"col_FRTXT, cs2);
|
|
|
|
if (cs1 == cs2) fprintf(stdout, " "col_CSok"[OK]"col_TXT);
|
|
|
|
else fprintf(stdout, " "col_CSno"[NO]"col_TXT);
|
|
|
|
}
|
|
|
|
fprintf(stdout, ANSI_COLOR_RESET"\n");
|
|
|
|
}
|
|
|
|
else {
|
2018-01-26 15:25:26 +00:00
|
|
|
for (i = 0; i < FRAME_LEN+auxlen; i++) {
|
2017-09-05 13:43:31 +00:00
|
|
|
byte = frame_bytes[i];
|
|
|
|
fprintf(stdout, "%02x", byte);
|
|
|
|
}
|
|
|
|
if (option_verbose) {
|
|
|
|
fprintf(stdout, " # %04x", cs2);
|
|
|
|
if (cs1 == cs2) fprintf(stdout, " [OK]"); else fprintf(stdout, " [NO]");
|
|
|
|
}
|
|
|
|
fprintf(stdout, "\n");
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
else if (frame_bytes[1] == 0x49) {
|
|
|
|
if (option_verbose == 3) {
|
2018-01-26 15:25:26 +00:00
|
|
|
for (i = 0; i < FRAME_LEN+auxlen; i++) {
|
2017-09-05 13:43:31 +00:00
|
|
|
byte = frame_bytes[i];
|
|
|
|
fprintf(stdout, "%02x", byte);
|
|
|
|
}
|
|
|
|
fprintf(stdout, "\n");
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else print_pos(cs1 == cs2);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
int main(int argc, char **argv) {
|
|
|
|
|
|
|
|
FILE *fp;
|
|
|
|
char *fpname;
|
2018-01-26 15:25:26 +00:00
|
|
|
int i, len;
|
|
|
|
int bit, bit0;
|
2017-09-05 13:43:31 +00:00
|
|
|
int pos;
|
|
|
|
int header_found = 0;
|
|
|
|
|
|
|
|
|
|
|
|
#ifdef CYGWIN
|
|
|
|
_setmode(fileno(stdin), _O_BINARY); // _setmode(_fileno(stdin), _O_BINARY);
|
|
|
|
#endif
|
|
|
|
setbuf(stdout, NULL);
|
|
|
|
|
|
|
|
fpname = argv[0];
|
|
|
|
++argv;
|
|
|
|
while ((*argv) && (!wavloaded)) {
|
|
|
|
if ( (strcmp(*argv, "-h") == 0) || (strcmp(*argv, "--help") == 0) ) {
|
|
|
|
fprintf(stderr, "%s [options] audio.wav\n", fpname);
|
|
|
|
fprintf(stderr, " options:\n");
|
|
|
|
//fprintf(stderr, " -v, --verbose\n");
|
|
|
|
fprintf(stderr, " -r, --raw\n");
|
|
|
|
fprintf(stderr, " -c, --color\n");
|
|
|
|
//fprintf(stderr, " -o, --offset\n");
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
else if ( (strcmp(*argv, "-v") == 0) || (strcmp(*argv, "--verbose") == 0) ) {
|
|
|
|
option_verbose = 1;
|
|
|
|
}
|
|
|
|
else if ( (strcmp(*argv, "-vv" ) == 0) ) option_verbose = 2;
|
|
|
|
else if ( (strcmp(*argv, "-vvv") == 0) ) option_verbose = 3;
|
|
|
|
else if ( (strcmp(*argv, "-r") == 0) || (strcmp(*argv, "--raw") == 0) ) {
|
|
|
|
option_raw = 1;
|
|
|
|
}
|
|
|
|
else if ( (strcmp(*argv, "-i") == 0) || (strcmp(*argv, "--invert") == 0) ) {
|
|
|
|
option_inv = 1; // nicht noetig
|
|
|
|
}
|
|
|
|
else if ( (strcmp(*argv, "-c") == 0) || (strcmp(*argv, "--color") == 0) ) {
|
|
|
|
option_color = 1;
|
|
|
|
}
|
|
|
|
else if (strcmp(*argv, "--res") == 0) { option_res = 1; }
|
|
|
|
else if ( (strcmp(*argv, "--avg") == 0) ) {
|
|
|
|
option_avg = 1;
|
|
|
|
}
|
2018-01-26 15:25:26 +00:00
|
|
|
else if (strcmp(*argv, "-b" ) == 0) { option_b = 1; }
|
|
|
|
else if (strcmp(*argv, "-b2") == 0) { option_b = 2; }
|
2017-09-05 13:43:31 +00:00
|
|
|
else if ( (strcmp(*argv, "--ptu") == 0) ) {
|
|
|
|
option_ptu = 1;
|
|
|
|
}
|
2019-01-18 23:12:09 +00:00
|
|
|
else if ( (strcmp(*argv, "--sat") == 0) ) {
|
|
|
|
option_sat = 1;
|
|
|
|
}
|
2018-06-16 21:44:45 +00:00
|
|
|
else if (strcmp(*argv, "--ch2") == 0) { wav_channel = 1; } // right channel (default: 0=left)
|
2017-09-05 13:43:31 +00:00
|
|
|
else {
|
|
|
|
fp = fopen(*argv, "rb");
|
|
|
|
if (fp == NULL) {
|
|
|
|
fprintf(stderr, "%s konnte nicht geoeffnet werden\n", *argv);
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
wavloaded = 1;
|
|
|
|
}
|
|
|
|
++argv;
|
|
|
|
}
|
|
|
|
if (!wavloaded) fp = stdin;
|
|
|
|
|
|
|
|
|
|
|
|
i = read_wav_header(fp);
|
|
|
|
if (i) {
|
|
|
|
fclose(fp);
|
|
|
|
return -1;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
pos = FRAMESTART;
|
|
|
|
|
|
|
|
while (!read_bits_fsk(fp, &bit, &len)) {
|
|
|
|
|
|
|
|
if (len == 0) { // reset_frame();
|
|
|
|
if (pos > (pos_GPSweek+2)*2*BITS) {
|
2018-01-26 15:25:26 +00:00
|
|
|
for (i = pos; i < RAWBITFRAME_LEN+RAWBITAUX_LEN; i++) frame_rawbits[i] = 0x30 + 0;
|
2017-09-05 13:43:31 +00:00
|
|
|
print_frame(pos);//byte_count
|
|
|
|
header_found = 0;
|
|
|
|
pos = FRAMESTART;
|
|
|
|
}
|
|
|
|
//inc_bufpos();
|
|
|
|
//buf[bufpos] = 'x';
|
|
|
|
continue; // ...
|
|
|
|
}
|
|
|
|
|
|
|
|
for (i = 0; i < len; i++) {
|
|
|
|
|
|
|
|
inc_bufpos();
|
|
|
|
buf[bufpos] = 0x30 + bit; // Ascii
|
|
|
|
|
|
|
|
if (!header_found) {
|
|
|
|
header_found = compare2();
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
frame_rawbits[pos] = 0x30 + bit; // Ascii
|
|
|
|
pos++;
|
2017-09-10 16:11:54 +00:00
|
|
|
|
2018-01-26 15:25:26 +00:00
|
|
|
if (pos == RAWBITFRAME_LEN+RAWBITAUX_LEN) {
|
2017-09-05 13:43:31 +00:00
|
|
|
frame_rawbits[pos] = '\0';
|
|
|
|
print_frame(pos);//FRAME_LEN
|
|
|
|
header_found = 0;
|
|
|
|
pos = FRAMESTART;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
2018-01-26 15:25:26 +00:00
|
|
|
if (header_found && option_b==1) {
|
2017-09-05 13:43:31 +00:00
|
|
|
bitstart = 1;
|
|
|
|
|
2018-01-26 15:25:26 +00:00
|
|
|
while ( pos < RAWBITFRAME_LEN+RAWBITAUX_LEN ) {
|
2017-09-05 13:43:31 +00:00
|
|
|
if (read_rawbit(fp, &bit) == EOF) break;
|
|
|
|
frame_rawbits[pos] = 0x30 + bit;
|
|
|
|
pos++;
|
|
|
|
}
|
|
|
|
frame_rawbits[pos] = '\0';
|
2018-01-26 15:25:26 +00:00
|
|
|
print_frame(pos);
|
|
|
|
header_found = 0;
|
|
|
|
pos = FRAMESTART;
|
|
|
|
}
|
|
|
|
if (header_found && option_b>=2) {
|
|
|
|
bitstart = 1;
|
|
|
|
bit0 = 0;
|
|
|
|
|
|
|
|
if (pos%2) {
|
|
|
|
if (read_rawbit(fp, &bit) == EOF) break;
|
|
|
|
frame_rawbits[pos] = 0x30 + bit;
|
|
|
|
pos++;
|
|
|
|
}
|
|
|
|
|
|
|
|
bit0 = dpsk_bpm(frame_rawbits, frame_bits, pos);
|
|
|
|
pos /= 2;
|
|
|
|
|
|
|
|
while ( pos < BITFRAME_LEN+BITAUX_LEN ) {
|
|
|
|
if (read_rawbit2(fp, &bit) == EOF) break;
|
|
|
|
frame_bits[pos] = 0x31 ^ (bit0 ^ bit);
|
|
|
|
pos++;
|
|
|
|
bit0 = bit;
|
|
|
|
}
|
|
|
|
frame_bits[pos] = '\0';
|
|
|
|
print_frame(pos);
|
2017-09-05 13:43:31 +00:00
|
|
|
header_found = 0;
|
|
|
|
pos = FRAMESTART;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2017-09-27 19:45:27 +00:00
|
|
|
fprintf(stdout, "\n");
|
2017-09-05 13:43:31 +00:00
|
|
|
|
|
|
|
fclose(fp);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|