some reorg, gps factory def, ftp bugfix

.travis.yml

@@ -47,7 +47,6 @@ install:
   - arduino --pref "build.path=$PWD/build" --save-prefs
   - arduino --install-boards esp32:esp32 --save-prefs
   - ln -s $PWD/libraries/SondeLib /usr/local/share/arduino/libraries/SondeLib
-  - ln -s $PWD/libraries/SX1278FSK /usr/local/share/arduino/libraries/SX1278FSK
   - arduino --install-library "U8g2"
   - arduino --install-library "MicroNMEA"
 script:

README.md

@@ -1,16 +1,14 @@
 RDZ_TTGO_SONDE
 ==============
 
-This a simple, experimental, not (well) tested, and incomplete decoder for
+This a simple, experimental decoder for radiosonde RS41, RS92, DFM06/09/17 and M10/M20 on
-radiosonde RS41 and DFM06/09 on a TTGO LoRa ESP32 with OLED display board.
+a TTGO LoRa ESP32 board with either a OLED or extern TFT display.
 
-There have been made some additions for TTGO LoRa ESP32 with only RST button.
+Please consult the Wiki at https://github.com/dl9rdz/rdz_ttgo_sonde/wiki/Supported-boards
-Please check also your OLED port settings, both versions use different ports.
+for details on supported boardsi, and additional setup instructions.
-You can setup the depending ports in config.txt, OLED Setup is depending on hardware of LoRa board
--  TTGO v1:  SDA=4  SCL=15, RST=16 
--  TTGO v2:  SDA=21 SCL=22, RST=16
 
 ## Button commands
+
 You can use the button on the board (not the reset button, the second one) to
 issue some commands. The software distinguishes between several inputs:
 
@@ -19,6 +17,10 @@ issue some commands. The software distinguishes between several inputs:
 - MID	Medium-length button press (2-4 seconds)
 - LONG	Long button press (>5 seconds)
 
+You can optionally use a second button, which you have to add manually to your board.
+See https://github.com/dl9rdz/rdz_ttgo_sonde/wiki/Hardware-configuration for details.
+
+
 ## Wireless configuration
 
 On startup, as well as after a LONG button press, the WiFI configuration will
@@ -32,19 +34,23 @@ bottom line. Then the board will switch to scanning mode.
 ## Scanning mode
 
 In the scanning mode, the board will iterate over all channels configured in
-channels.txt, trying to decode a radio sonde on each channel for about 1 second
+channels.txt, trying to decode a radio sonde on each channel for about 1 second.
-for RS41, a bit less for DMF06/09. If a valid signal is found, the board switches
+If a valid signal is found, the board switches to receiving mode on that channel.
-to receiving mode on that channel.  a SHORT buttong press will also switch to
+A SHORT buttong press will also switch to receiving mode.
-receiving mode.
 
 ## Receiving mode
 
 In receiving mode, a single frequency will be decoded, and sonde info (ID, GPS
 coordinates, RSSI) will be displayed. The bar above the IP address indicates,
-for the last 18 frames, if reception was successfull (|) or failed (.) 
+for the last 18 frames, if reception was successfull (|) or failed (.), or had
+some errors (E), e.g., CRC check failed.
+ 
 A DOUBLE press will switch to scanning mode.
+
 A SHORT press will switch to the next channel in channels.txt
 
+A SHORT press on the second button will switch to a different display screen.
+
 ## Spectrum mode
 
 A medium press will active scan the whole band (400..406 MHz) and display a

RX_FSK/RX_FSK.ino

@@ -79,6 +79,10 @@ static int currentDisplay = 1;
 // timestamp when spectrum display was activated
 static unsigned long specTimer;
 
+void enterMode(int mode);
+void WiFiEvent(WiFiEvent_t event);
+
+
 // Read line from file, independent of line termination (LF or CR LF)
 String readLine(Stream &stream) {
   String s = stream.readStringUntil('\n');
@@ -1134,6 +1138,7 @@ void unkHandler(T nmea) {
     Serial.printf("Course update: %d\n", lastCourse);
   }
 }
+//#define DEBUG_GPS 1
 void gpsTask(void *parameter) {
   nmea.setUnknownSentenceHandler(unkHandler);
 
@@ -1142,7 +1147,8 @@ void gpsTask(void *parameter) {
       char c = Serial2.read();
       //Serial.print(c);
       if (nmea.process(c)) {
-        //Serial.println(nmea.getSentence());
+#ifdef DEBUG_GPS
+        Serial.print(nmea.getSentence());
         long lat = nmea.getLatitude();
         long lon = nmea.getLongitude();
         long alt = -1;
@@ -1150,17 +1156,38 @@ void gpsTask(void *parameter) {
         bool valid = nmea.isValid();
         int course = nmea.getCourse() / 1000;
         uint8_t hdop = nmea.getHDOP();
-        //Serial.printf("\nDecode: valid: %d  N %ld  E %ld  alt %ld (%d)  course:%d dop:%d", valid ? 1 : 0, lat, lon, alt, b, c, hdop);
+        Serial.printf(" =>: valid: %d  N %ld  E %ld  alt %ld (%d)  course:%d dop:%d\n", valid ? 1 : 0, lat, lon, alt, b, c, hdop);
+#endif
       }
     }
     delay(50);
   }
 }
 
+#define UBX_SYNCH_1 0xB5
+#define UBX_SYNCH_2 0x62
+uint8_t ubx_set9k6[]={UBX_SYNCH_1, UBX_SYNCH_2, 0x06, 0x00, 0x14, 0x00, 0x01, 0x00, 0x00, 0x00, 0xC0, 0x08, 0x00, 0x00, 0x80, 0x25, 0x00, 0x00, 0x03, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x8D, 0x8F};
+uint8_t ubx_factorydef[]={UBX_SYNCH_1, UBX_SYNCH_2, 0x06, 0x09, 13, 0, 0xff, 0xff, 0xff, 0xff, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0x17, 0x8A };
+
 void initGPS() {
   if (sonde.config.gps_rxd < 0) return; // GPS disabled
-  Serial2.begin(9600, SERIAL_8N1, sonde.config.gps_rxd, sonde.config.gps_txd);
+  if (sonde.config.gps_txd >= 0) {  // TX enable, thus try setting baud to 9600 and do a factory reset
-
+    Serial.println("Trying to reset GPS...");
+    Serial2.begin(115200, SERIAL_8N1, sonde.config.gps_rxd, sonde.config.gps_txd);
+    Serial2.write(ubx_set9k6, sizeof(ubx_set9k6));
+    delay(100);
+    Serial2.begin(38400, SERIAL_8N1, sonde.config.gps_rxd, sonde.config.gps_txd);
+    Serial2.write(ubx_set9k6, sizeof(ubx_set9k6));
+    delay(100);
+    Serial2.begin(19200, SERIAL_8N1, sonde.config.gps_rxd, sonde.config.gps_txd);
+    Serial2.write(ubx_set9k6, sizeof(ubx_set9k6));
+    delay(100);
+    Serial2.begin(9600, SERIAL_8N1, sonde.config.gps_rxd, sonde.config.gps_txd);
+    Serial2.write(ubx_factorydef, sizeof(ubx_factorydef));
+    delay(1000);
+  } else {
+    Serial2.begin(9600, SERIAL_8N1, sonde.config.gps_rxd, sonde.config.gps_txd);
+  }
   xTaskCreate( gpsTask, "gpsTask",
                5000, /* stack size */
                NULL, /* paramter */

RX_FSK/version.h

@@ -1,4 +1,4 @@
 const char *version_name = "rdzTTGOsonde";
-const char *version_id = "devel20201230";
+const char *version_id = "devel20201230b";
 const int SPIFFS_MAJOR=2;
 const int SPIFFS_MINOR=8;

libraries/SondeLib/DFM.cpp

@@ -591,7 +591,7 @@ int DFM::receiveOld() {
 	for(int i=0; i<2; i++) {
 		sx1278.setPayloadLength(33);    // Expect 33 bytes (7+13+13 bytes)
 		sx1278.writeRegister(REG_OP_MODE, FSK_RX_MODE);
-                int t = millis();
+                //int t = millis();
 	        int e = sx1278.receivePacketTimeout(1000, data);
 	        //Serial.printf("rxPTO done after %d ms", (int)(millis()-t));
 	        if(e) { return RX_TIMEOUT; } //if timeout... return 1

libraries/SondeLib/Display.cpp

@@ -11,11 +11,11 @@ int readLine(Stream &stream, char *buffer, int maxlen);
 extern const char *version_name;
 extern const char *version_id;
 
-#include <../fonts/FreeMono9pt7b.h>
+#include <fonts/FreeMono9pt7b.h>
-#include <../fonts/FreeMono12pt7b.h>
+#include <fonts/FreeMono12pt7b.h>
-#include <../fonts/FreeSans9pt7b.h>
+#include <fonts/FreeSans9pt7b.h>
-#include <../fonts/FreeSans12pt7b.h>
+#include <fonts/FreeSans12pt7b.h>
-#include <../fonts/Picopixel.h>
+#include <fonts/Picopixel.h>
 
 extern Sonde sonde;
 

libraries/SondeLib/M10M20.cpp

@@ -23,7 +23,7 @@ static uint8_t rxbitc;
 static uint16_t rxbyte;
 static int rxp=0;
 static int haveNewFrame = 0;
-static int lastFrame = 0;
+//static int lastFrame = 0;
 static int headerDetected = 0;
 
 int M10M20::setup(float frequency) 
@@ -195,7 +195,6 @@ static uint16_t crc_M10M20(int len, uint8_t *msg) {
 	return cs;
 }
 static bool checkM10M20crc(int crcpos, uint8_t *msg) {
-	int i;
 	uint16_t cs, cs1;
 	cs = crc_M10M20(crcpos, msg);
 	cs1 = (msg[crcpos] << 8) | msg[crcpos+1];

libraries/SondeLib/SX1278FSK.cpp

@@ -164,8 +164,8 @@ void SX1278FSK::writeRegister(byte address, byte data)
  */
 void SX1278FSK::clearIRQFlags()
 {
-	byte st0;
 #if 0
+	byte st0;
 	// Save the previous status
 	st0 = readRegister(REG_OP_MODE);		
 	// Stdby mode to write in registers
@@ -197,7 +197,7 @@ uint8_t SX1278FSK::setFSK()
 {
 	uint8_t state = 2;
 	byte st0;
-	byte config1;
+	//byte config1;
 
 #if (SX1278FSK_debug_mode > 1)
 	Serial.println();

libraries/SondeLib/geteph.cpp

@@ -136,9 +136,13 @@ void geteph() {
 	int len=0;
 	while(dclient.connected()) {
 		while(dclient.available()) {
-			char c = dclient.read();
+			int c = dclient.read();
-			fh.write(c);
+			if(c==-1) {
-			len++;
+				Serial.println("dclient.read() returned -1 inspite of available() being true?!");
+			} else {
+				fh.write(c);
+				len++;
+			}
 		}
 	}
 	Serial.printf("fetched %d bytes\n", len);

platformio.ini

@@ -16,13 +16,11 @@ data_dir = RX_FSK/data
 [extra]
 lib_deps_builtin =
     SondeLib
-    SX1278FSK
-    fonts
 lib_deps_external =
     olikraus/U8g2 @ ^2.28.8
     AXP202X_Library
-    stevemarple/MicroNMEA @ ^2.0.3
+    stevemarple/MicroNMEA @ ^2.0.5
-    nkawu/TFT 22 ILI9225 @ ^1.4.4
+;    nkawu/TFT 22 ILI9225 @ ^1.4.4
     me-no-dev/ESP Async WebServer @ ^1.2.3
     https://github.com/dx168b/async-mqtt-client