kopia lustrzana https://github.com/threeme3/usdx
Fix sdr_rx stack overflow instability. Add CAT enablement on serial activity. Add RIT off (short right-button press). Add VFO A/B swap (2nd long R press). Fix first attempt to fix CAT response issue.
guido
rodzic
9d56f81150
commit
16cd1415fa
115
QCX-SSB.ino
115
QCX-SSB.ino
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@ -8,7 +8,7 @@
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#define DIAG 1 // Hardware diagnostics on startup (frees memory when disabled)
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#define KEYER 1 // CW keyer
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//#define CAT 1 // CAT-interface
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#define CAT 1 // CAT-interface
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#define F_XTAL 27005000 // 27MHz SI5351 crystal
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//#define F_XTAL 25004000 // 25MHz SI5351 crystal (enable for WB2CBA-uSDX or SI5351 break-out board)
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//#define SWAP_ROTARY 1 // Swap rotary direction (enable for WB2CBA-uSDX)
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@ -48,6 +48,10 @@
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#define ROT_B 6 //PD6 (pin 12)
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#endif
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#if (defined(CAT) || defined(TESTBENCH)) && !(OLED)
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#define _SERIAL 1 // Coexistence support for serial port and LCD on the same pins
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#endif
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/*
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// UCX installation: On blank chip, use (standard Arduino Uno) fuse settings (E:FD, H:DE, L:FF), and use customized Optiboot bootloader for 20MHz clock, then upload via serial interface (with RX, TX and DTR lines connected to pin 1, 2, 3 respectively)
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// UCX pin defintions
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@ -76,6 +80,9 @@ ssb_cap=1; dsp_cap=2;
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#define F_CPU F_XTAL
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*/
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extern char __bss_end;
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static int freeMemory(){ char* sp = reinterpret_cast<char*>(SP); return sp - &__bss_end; } // see: http://www.nongnu.org/avr-libc/user-manual/malloc.html
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#ifdef KEYER
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// Iambic Morse Code Keyer Sketch, Contribution by Uli, DL2DBG. Copyright (c) 2009 Steven T. Elliott Source: http://openqrp.org/?p=343, Trimmed by Bill Bishop - wrb[at]wrbishop.com. This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details: Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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@ -118,6 +125,8 @@ void loadWPM (int wpm) // Calculate new time constants based on wpm value
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}
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#endif //KEYER
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volatile uint8_t cat_active = 0;
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#include <avr/sleep.h>
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#include <avr/wdt.h>
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@ -170,20 +179,17 @@ public: // LCD1602 display in 4-bit mode, RS is pull-up and kept low when idle
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// The RXD, TXD lines are connected to the host via 1k resistors, a 1N4148 is placed between PC2 (anode) and the TXD resistor.
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// There are two drawbacks when continuous LCD writes happen: 1. noise is leaking via the AREF pull-ups into the receiver 2. serial data cannot be received.
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void pre(){
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#if defined(CAT) || defined(TESTBENCH)
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Serial.flush(); PORTC |= 1<<2; DDRC |= 1<<2; UCSR0B &= ~((1<<RXEN0)|(1<<TXEN0)); // Wait until serial TX stops; make PC2 high (to pull-up TXD); enable PD0/PD1 - disable serial port
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#ifdef _SERIAL
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if(cat_active){ Serial.flush(); PORTC |= 1<<2; DDRC |= 1<<2; } UCSR0B &= ~((1<<RXEN0)|(1<<TXEN0)); // Complete serial TX; mask PD1 LCD data-exchange by pulling-up TXD via PC2 HIGH; enable PD0/PD1, disable serial port
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#endif
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noInterrupts(); // do not allow LCD tranfer to be interrupted, to prevent backlight to light-up
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}
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void post(){
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#if defined(CAT) || defined(TESTBENCH)
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//UCSR0B |= (1<<RXEN0)|(1<<TXEN0); DDRC &= ~(1<<2); // Enable serial port - disable PD0, PD1; disable PC2
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UCSR0B |= (1<<RXEN0)|(1<<TXEN0); // Enable serial port - disable PD0, PD1
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PORTC &= ~(1<<2); // PC2 LOW (to prevent CAT TX disruption, caused by voltage on PC2) --> disrupts VOX and only during RX
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#else
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PORTD |= 1<<1; /*DDRD |= 1<<1;*/ // keep PD1 HIGH so that in case diode is installed to PC2 it is kept blocked (otherwise ADC2 input is pulled down!)
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#endif
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if(backlight) PORTD |= 0x08; else PORTD &= ~0x08; // Backlight control
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#ifdef _SERIAL
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//UCSR0B |= (1<<RXEN0)|(1<<TXEN0); if(cat_active){ DDRC &= ~(1<<2); } // Enable serial port, disable PD0, PD1; disable PC2
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UCSR0B |= (1<<RXEN0)|(1<<TXEN0); if(cat_active){ PORTC &= ~(1<<2); } // Enable serial port, disable PD0, PD1; PC2 LOW to prevent CAT TX disruption via MIC input
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#endif
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interrupts();
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}
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void cmd(uint8_t b){ nib(b >> 4); nib(b & 0xf); } // Write command: send nibbles while RS low
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@ -801,7 +807,7 @@ volatile int8_t encoder_step = 0;
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static uint8_t last_state;
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ISR(PCINT2_vect){ // Interrupt on rotary encoder turn
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//noInterrupts();
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PCMSK2 &= ~((1 << PCINT22) | (1 << PCINT23)); // mask ROT_A, ROT_B interrupts
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//PCMSK2 &= ~((1 << PCINT22) | (1 << PCINT23)); // mask ROT_A, ROT_B interrupts
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switch(last_state = (last_state << 4) | (digitalRead(ROT_B) << 1) | digitalRead(ROT_A)){ //transition (see: https://www.allaboutcircuits.com/projects/how-to-use-a-rotary-encoder-in-a-mcu-based-project/ )
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//#define ENCODER_ENHANCED_RESOLUTION 1
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#ifdef ENCODER_ENHANCED_RESOLUTION // Option: enhance encoder from 24 to 96 steps/revolution, see: appendix 1, https://www.sdr-kits.net/documents/PA0KLT_Manual.pdf
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@ -814,7 +820,7 @@ ISR(PCINT2_vect){ // Interrupt on rotary encoder turn
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case 0x32: encoder_val--; break;
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#endif
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}
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PCMSK2 |= (1 << PCINT22) | (1 << PCINT23); // allow ROT_A, ROT_B interrupts
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//PCMSK2 |= (1 << PCINT22) | (1 << PCINT23); // allow ROT_A, ROT_B interrupts
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//interrupts();
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}
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void encoder_setup()
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@ -1428,7 +1434,7 @@ void set_latch(uint8_t io){ // reset all latches and set latch k to correspondin
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}
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static uint8_t prev_lpf_io = 0xff;
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void set_lpf(uint8_t f){
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inline void set_lpf(uint8_t f){
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uint8_t lpf_io = (f > 8) ? 1 : (f > 4) ? 2 : /*(f > 2)*/ 3; // cut-off freq in MHz to IO port of LPF relay
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if(prev_lpf_io != lpf_io){ prev_lpf_io = lpf_io; set_latch(lpf_io); }; // set relay
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}
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@ -1455,7 +1461,7 @@ void set_latch(uint8_t io){ // reset all latches and set latch k to correspondin
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}
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static uint8_t prev_lpf_io = 0xff;
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void set_lpf(uint8_t f){
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inline void set_lpf(uint8_t f){
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uint8_t lpf_io = (f > 12) ? 3 : (f > 8) ? 5 : (f > 6) ? 7 : (f > 4) ? 9 : /*(f > 2)*/ 11; // cut-off freq in MHz to IO port of LPF relay
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if(prev_lpf_io != lpf_io){ prev_lpf_io = lpf_io; set_latch(lpf_io); }; // set relay
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}
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@ -1481,14 +1487,14 @@ void set_latch(uint8_t io){ // reset all latches and set latch k to correspondin
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}
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static uint8_t prev_lpf_io = 0xff;
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void set_lpf(uint8_t f){
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inline void set_lpf(uint8_t f){
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uint8_t lpf_io = (f > 12) ? 3 : (f > 8) ? 5 : (f > 6) ? 7 : (f > 4) ? 9 : /*(f > 2)*/ 11; // cut-off freq in MHz to IO port of LPF relay
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if(prev_lpf_io != lpf_io){ prev_lpf_io = lpf_io; set_latch(lpf_io); }; // set relay
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}
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#endif //LPF_SWITCHING_DL2MAN_USDX_REV2
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#if !defined(LPF_SWITCHING_DL2MAN_USDX_REV1) && !defined(LPF_SWITCHING_DL2MAN_USDX_REV2_BETA) && !defined(LPF_SWITCHING_DL2MAN_USDX_REV2)
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void set_lpf(uint8_t f){} // dummy
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inline void set_lpf(uint8_t f){} // dummy
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#endif
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#if(F_CPU!=16000000)
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@ -1763,7 +1769,7 @@ long lowduration;
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long laststarttime = 0;
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int wpm = 20;
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void cw_decode()
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inline void cw_decode()
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{
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int32_t in = _amp32;
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EA(avg, in, (1 << 8));
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@ -2383,7 +2389,10 @@ void process(int16_t i_ac2, int16_t q_ac2)
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if(_init){ ac3 = 0; ozd1 = 0; ozd2 = 0; _init = 0; } // hack: on first sample init accumlators of further stages (to prevent instability)
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int16_t od1 = ac3 - ozd1; // Comb section
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ocomb = od1 - ozd2;
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// if(tc++ == 0) // prevent recursion
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#define OUTLET 1
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#ifdef OUTLET
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if(tc++ == 0) // prevent recursion
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#endif
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interrupts(); // hack, since slow_dsp process exceeds rx sample-time, allow subsequent 7 interrupts for further rx sampling while processing, prevent nested interrupts with tc
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ozd2 = od1;
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ozd1 = ac3;
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@ -2401,7 +2410,9 @@ void process(int16_t i_ac2, int16_t q_ac2)
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i = i_ac2; q = q_ac2; // tbd: this can be more efficient
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int16_t i = v[0]; v[0] = v[1]; v[1] = v[2]; v[2] = v[3]; v[3] = v[4]; v[4] = v[5]; v[5] = v[6]; v[6] = i_ac2; // Delay to match Hilbert transform on Q branch
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ac3 = slow_dsp(i + qh);
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// tc--;
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#ifdef OUTLET
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tc--;
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#endif
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}
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static int16_t i_s0za1, i_s0za2, i_s0zb0, i_s0zb1, i_s1za1, i_s1za2, i_s1zb0, i_s1zb1;
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@ -3165,9 +3176,8 @@ void switch_rxtx(uint8_t tx_enable){
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//if(!mox) TCCR1A &= ~(1 << COM1A1); // disable SIDETONE, prevent interference during TX
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OCR1AL = 0; // make sure SIDETONE is set to 0%
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TCCR1A |= (1 << COM1B1); // enable KEY_OUT PWM
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#if defined(CAT) || defined(TESTBENCH)
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DDRC &= ~(1<<2); // disable PC2, so that ADC2 can be used as mic input
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#ifdef _SERIAL
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if(cat_active){ DDRC &= ~(1<<2); } // disable PC2, so that ADC2 can be used as mic input
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#endif
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}
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} else { // rx
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@ -3189,8 +3199,8 @@ void switch_rxtx(uint8_t tx_enable){
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#endif //QUAD
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si5351.SendRegister(SI_CLK_OE, 0b11111100); // CLK2_EN=0, CLK1_EN,CLK0_EN=1
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lcd.setCursor(15, 1); lcd.print((vox) ? 'V' : 'R');
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#if defined(CAT) || defined(TESTBENCH)
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if(!vox) DDRC |= (1<<2); // enable PC2, so that ADC2 is pulled-down so that CAT TX is not disrupted
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#ifdef _SERIAL
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if(!vox) if(cat_active){ DDRC |= (1<<2); } // enable PC2, so that ADC2 is pulled-down so that CAT TX is not disrupted via mic input
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#endif
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}
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OCR2A = (((float)F_CPU / (float)64) / (float)((tx_enable) ? F_SAMP_TX : F_SAMP_RX) + 0.5) - 1;
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@ -3344,7 +3354,7 @@ void show_banner(){
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const char* mode_label[5] = { "LSB", "USB", "CW ", "AM ", "FM " };
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void display_vfo(int32_t f){
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inline void display_vfo(int32_t f){
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lcd.setCursor(0, 1);
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lcd.print((rit) ? ' ' : ((vfosel%2)|((vfosel==SPLIT) & tx)) ? '\x07' : '\x06'); // RIT, VFO A/B
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@ -3414,7 +3424,9 @@ void actionCommon(uint8_t action, uint8_t *ptr, uint8_t size){
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for(n = size; n; --n) *ptr++ = eeprom_read_byte((uint8_t *)eeprom_addr++);
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break;
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case SAVE:
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for(n = size; n; --n){ noInterrupts(); eeprom_write_byte((uint8_t *)eeprom_addr++, *ptr++); interrupts(); }
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//noInterrupts();
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for(n = size; n; --n){ wdt_reset(); eeprom_write_byte((uint8_t *)eeprom_addr++, *ptr++); }
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//interrupts();
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break;
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case SKIP:
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eeprom_addr += size;
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@ -3486,7 +3498,7 @@ int8_t paramAction(uint8_t action, uint8_t id = ALL) // list of parameters
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#endif
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switch(id){ // Visible parameters
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case VOLUME: paramAction(action, volume, 0x11, F("Volume"), NULL, -1, 16, false); break;
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case MODE: paramAction(action, mode, 0x12, F("Mode"), mode_label, 0, _N(mode_label) - 1, true); break;
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case MODE: paramAction(action, mode, 0x12, F("Mode"), mode_label, 0, _N(mode_label) - 1, false); break;
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case FILTER: paramAction(action, filt, 0x13, F("Filter BW"), filt_label, 0, _N(filt_label) - 1, false); break;
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case BAND: paramAction(action, bandval, 0x14, F("Band"), band_label, 0, _N(band_label) - 1, false); break;
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case STEP: paramAction(action, stepsize, 0x15, F("Tune Rate"), stepsize_label, 0, _N(stepsize_label) - 1, false); break;
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@ -3582,7 +3594,7 @@ void initPins(){
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#ifdef CAT
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// CAT support inspired by Charlie Morris, ZL2CTM, contribution by Alex, PE1EVX, source: http://zl2ctm.blogspot.com/2020/06/digital-modes-transceiver.html?m=1
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// https://www.kenwood.com/i/products/info/amateur/ts_480/pdf/ts_480_pc.pdf
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#define CATCMD_SIZE 32
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#define CATCMD_SIZE 64
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char CATcmd[CATCMD_SIZE];
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void analyseCATcmd()
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@ -3639,19 +3651,27 @@ void analyseCATcmd()
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static int catidx = 0;
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void rxCATcmd(){
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if(Serial.available()){
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uint16_t now = millis();
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char data = Serial.read();
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CATcmd[catidx++] = data;
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if((data == ';') || (catidx == (CATCMD_SIZE - 2))){
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if((data == ';') /*|| (catidx == (CATCMD_SIZE - 2))*/){
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CATcmd[catidx] = '\0'; // terminate the array
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catidx = 0; // reset for next CAT command
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#ifdef _SERIAL
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cat_active = 1;
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smode = 0; // reduce display activity in case of CAT
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#endif
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analyseCATcmd();
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//break;
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}
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if(catidx == (CATCMD_SIZE - 1)) catidx = 0; // overrun
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}
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}
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void Command_GETFreqA()
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{
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if(!cat_active) return;
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char Catbuffer[32];
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unsigned int g,m,k,h;
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uint32_t tf;
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@ -3680,11 +3700,12 @@ void Command_SETFreqA()
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freq=(uint32_t)atol(Catbuffer);
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change=true;
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//Command_GETFreqA();
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//display_vfo(freq);
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}
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void Command_IF()
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{
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if(!cat_active) return;
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char Catbuffer[32];
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unsigned int g,m,k,h;
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uint32_t tf;
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@ -3979,10 +4000,10 @@ void setup()
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}*/
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// Measure DVM bias; should be ~VAREF/2
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#if defined(CAT) || defined(TESTBENCH)
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#ifdef _SERIAL
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DDRC &= ~(1<<2); // disable PC2, so that ADC2 can be used as mic input
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#else
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// PORTD |= 1<<1; DDRD |= 1<<1; // keep PD1 HIGH so that in case diode is installed to PC2 it is kept blocked (otherwise ADC2 input is pulled down!)
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PORTD |= 1<<1; DDRD |= 1<<1; // keep PD1 HIGH so that in case diode is installed to PC2 it is kept blocked (otherwise ADC2 input is pulled down!)
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#endif
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delay(10);
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float dvm = (float)analogRead(DVM) * 5.0 / 1024.0;
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@ -4078,11 +4099,7 @@ lcd.setCursor(0, 1); lcd.print(F("A"));
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#ifdef CAT
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//use 38k4 for WSJT-X 2.2.2 TS-480 protocol other lower or higher speed can cause problems
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//other versions on WSJT-X may need others speeds to work correct. V1.8.0 works with all speeds, but protocol is obsolete after 2.0
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Serial.begin(30720); // 38400 baud corrected for F_CPU=20M
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// Serial.begin(15360); // 19200 baud corrected for F_CPU=20M
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// Serial.begin(7680); // 9600 baud corrected for F_CPU=20M
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// Serial.begin(3840); // 4800 baud corrected for F_CPU=20M
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// Serial.begin(1920); // 2400 baud corrected for F_CPU=20M
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Serial.begin(38400*4/5); // 38400 baud corrected for F_CPU=20M
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Command_IF();
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#endif //CAT
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@ -4109,7 +4126,6 @@ void loop()
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#ifdef CAT
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rxCATcmd();
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#endif
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if((vox) && ((mode == LSB) || (mode == USB))){ // If VOX enabled (and in LSB/USB mode), then take mic samples and feed ssb processing function, to derive amplitude, and potentially detect cross vox_threshold to detect a TX or RX event: this is expressed in tx variable
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if(!vox_tx){ // VOX not active
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ssb(((int16_t)(analogSampleMic()) - 512) >> MIC_ATTEN); // sampling mic
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@ -4278,6 +4294,7 @@ void loop()
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case BR|SC:
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if(!menumode){
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int8_t prev_mode = mode;
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if(rit){ rit = 0; stepsize = prev_stepsize[mode == CW]; change = true; break; }
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mode += 1;
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//encoder_val = 1;
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//paramAction(UPDATE, MODE); // Mode param //paramAction(UPDATE, mode, NULL, F("Mode"), mode_label, 0, _N(mode_label), true);
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@ -4301,7 +4318,6 @@ void loop()
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si5351.iqmsa = 0; // enforce PLL reset
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if((prev_mode == CW) && (cwdec)) show_banner();
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change = true;
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rit = 0;
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} else {
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if(menumode == 1){ menumode = 0; show_banner(); change = true; } // short right-click while in menu: enter value selection screen
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if(menumode == 2){ menumode = 1; change = true; paramAction(SAVE, menu); } // short right-click while in value selection screen: save, and return to menu screen
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@ -4347,7 +4363,15 @@ void loop()
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} //
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#endif //SIMPLE_RX
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rit = !rit;
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stepsize = (rit) ? STEP_10 : STEP_500;
|
||||
stepsize = (rit) ? STEP_10 : prev_stepsize[mode == CW];
|
||||
if(!rit){ // after RIT comes VFO A/B swap
|
||||
vfosel = !vfosel;
|
||||
freq = vfo[vfosel%2]; // todo: share code with menumode
|
||||
mode = vfomode[vfosel%2];
|
||||
// make more generic:
|
||||
if(mode != CW) stepsize = STEP_1k; else stepsize = STEP_500;
|
||||
if(mode == CW) { filt = 4; nr = 0; } else filt = 0;
|
||||
}
|
||||
change = true;
|
||||
break;
|
||||
case BR|PT: break;
|
||||
|
|
@ -4503,7 +4527,7 @@ void loop()
|
|||
display_vfo(freq);
|
||||
stepsize_showcursor();
|
||||
#ifdef CAT
|
||||
Command_GETFreqA();
|
||||
//Command_GETFreqA();
|
||||
#endif
|
||||
|
||||
// The following is a hack for SWR measurement:
|
||||
|
|
@ -4513,10 +4537,11 @@ void loop()
|
|||
}
|
||||
|
||||
uint8_t f = freq / 1000000UL;
|
||||
//wdt_reset();
|
||||
set_lpf(f);
|
||||
bandval = (f > 32) ? 9 : (f > 26) ? 8 : (f > 22) ? 7 : (f > 20) ? 6 : (f > 16) ? 5 : (f > 12) ? 4 : (f > 8) ? 3 : (f > 6) ? 2 : (f > 4) ? 1 : /*(f > 2)*/ 0; prev_bandval = bandval; // align bandval with freq
|
||||
|
||||
noInterrupts();
|
||||
//noInterrupts();
|
||||
if(mode == CW){
|
||||
si5351.freq(freq + cw_offset, rx_ph_q, 0/*90, 0*/); // RX in CW-R (=LSB), correct for CW-tone offset
|
||||
} else
|
||||
|
|
@ -4525,7 +4550,7 @@ void loop()
|
|||
else
|
||||
si5351.freq(freq, 0, rx_ph_q/*0, 90*/); // RX in USB, ...
|
||||
if(rit){ si5351.freq_calc_fast(rit); si5351.SendPLLRegisterBulk(); }
|
||||
interrupts();
|
||||
//interrupts();
|
||||
}
|
||||
|
||||
if((save_event_time) && (millis() > save_event_time)){ // save freq when time has reached schedule
|
||||
|
|
@ -4533,8 +4558,10 @@ void loop()
|
|||
save_event_time = 0;
|
||||
//lcd.setCursor(15, 1); lcd.print('S'); delay(100); lcd.setCursor(15, 1); lcd.print('R');
|
||||
}
|
||||
|
||||
|
||||
wdt_reset();
|
||||
|
||||
//{ lcd.setCursor(0, 0); lcd.print(freeMemory()); lcd.print(F(" ")); }
|
||||
}
|
||||
|
||||
/* BACKLOG:
|
||||
|
|
|
|||
|
|
@ -89,7 +89,7 @@ Currently, the following functions have been assigned to shortcut buttons (L=lef
|
|||
| 1.3 Filter BW | Audio passband (Full, 300..3000, 300..2400, 300..1800, 500, 200, 100, 50 Hz) | **R double** |
|
||||
| 1.4 Band | Band-switch to pre-defined CW/FT8 freqs (80,60,40,30,20,17,15,12,10,6m) | **E double** |
|
||||
| 1.5 Tuning Rate | Tuning step size 10M, 1M, 0.5M, 100k, 10k, 1k, 0.5k, 100, 10, 1 | **E or E long** |
|
||||
| 1.6 VFO Mode | Selects different VFO, or RX/TX split-VFO (A, B, Split) | |
|
||||
| 1.6 VFO Mode | Selects different VFO, or RX/TX split-VFO (A, B, Split) | **2x R long** |
|
||||
| 1.7 RIT | RX in transit (ON, OFF) | **R long** |
|
||||
| 1.8 AGC | Automatic Gain Control (ON, OFF) | |
|
||||
| 1.9 NR | Noise-reduction level (0-8), load-pass & smooth | |
|
||||
|
|
@ -123,6 +123,7 @@ Currently, the following functions have been assigned to shortcut buttons (L=lef
|
|||
| main | Tune frequency (20kHz..99MHz) | **turn** |
|
||||
| main | Quick menu | **L +turn** |
|
||||
| main | Menu enter | **L** |
|
||||
| RIT | RIT back | **R** |
|
||||
| menu | Menu back | **R** |
|
||||
|
||||
|
||||
|
|
|
|||
Ładowanie…
Reference in New Issue