211d9ff9b4
switching dacVolumes around from transmit to receive wasn't working as expected. Transmit audio through the DAC stayed muted. If I need to use that for smooth audio transitions, I'll need to do some more research.
116 lines
2.8 KiB
C++
116 lines
2.8 KiB
C++
//======================================================================
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// ubitx_iop.ino
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//======================================================================
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#include "ubitx_iop.h"
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#include <Bounce2.h>
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#define BOUNCE_WITH_PROMPT_DETECTION
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RigMode rigMode = MODE_SSB;
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IOPConfig iopConfig;
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#define MIC_PTT_PIN 21
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#define LINE_PTT_PIN 20
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#define PTT_KEY_OUT_PIN 2
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Bounce micPTT = Bounce();
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Bounce linePTT = Bounce();
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bool micPTT_active = false;
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bool linePTT_active = false;
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void checkPTT()
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{
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// Update the PTT lines. USB/DIGI is not part of this. CW should work, however.
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micPTT.update();
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linePTT.update();
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if (rigMode == MODE_SSB || rigMode == MODE_CW) {
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if (micPTT_active) {
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// ignore line PTT; just wait for release of mic PTT
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if (micPTT.rose()) {
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digitalWrite(PTT_KEY_OUT_PIN, HIGH);
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audioReceive();
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micPTT_active = false;
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}
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} else if (linePTT_active) {
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// ignore mic PTT; just wait for release of line PTT
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if (linePTT.rose()) {
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digitalWrite(PTT_KEY_OUT_PIN, HIGH);
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audioReceive();
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linePTT_active = false;
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}
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} else {
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// Whichever PTT source was last active, will determine the TX audio source.
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if (micPTT.fell()) {
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audioSelectTxInput(TX_MIC_IN);
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micPTT_active = true;
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audioTransmit();
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digitalWrite(PTT_KEY_OUT_PIN, LOW);
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} else if (linePTT.fell()) {
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audioSelectTxInput(TX_LINE_IN);
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linePTT_active = true;
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audioTransmit();
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digitalWrite(PTT_KEY_OUT_PIN, LOW);
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}
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}
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}
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#if defined(DEBUG)
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if (micPTT.fell()) {
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USBSERIAL.println("Mic PTT pressed!");
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} else if (micPTT.rose()) {
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USBSERIAL.println("Mic PTT released!");
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}
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if (linePTT.fell()) {
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USBSERIAL.println("Line PTT pressed!");
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} else if (linePTT.rose()) {
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USBSERIAL.println("Line PTT released!");
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}
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#endif
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}
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void setup() {
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// put your setup code here, to run once:
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initCAT(38400, SERIAL_8N1);
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AudioMemory(12);
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micPTT.attach(MIC_PTT_PIN, INPUT_PULLUP);
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micPTT.interval(25);
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linePTT.attach(LINE_PTT_PIN, INPUT_PULLUP);
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linePTT.interval(25);
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pinMode(PTT_KEY_OUT_PIN, OUTPUT);
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digitalWrite(PTT_KEY_OUT_PIN, HIGH);
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audioInit();
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}
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void loop() {
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elapsedMillis frame_timer = 0;
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checkPTT();
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serviceCAT();
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/*
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#if defined(DEBUG)
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int frame_skews = 0; // for debugging; see how often we skew frames
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#endif
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// put your main code here, to run repeatedly:
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// Run at a nominal 20 Hz frame rate.
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#if defined(DEBUG)
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if (frame_timer > 50) {
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frame_skews += 1;
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}
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#endif
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while (frame_timer < 50) { // this doesn't seem like a good way to do this
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}
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*/
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}
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//======================================================================
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// EOF
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//======================================================================
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