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ButtonHandler.cpp
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ButtonHandler.cpp
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// Button handler
#include "RadioControl.h"
//#define BTN_DEBUG
//////////////////////////////////////////////////////////////////////
// //
// Button Control Variables //
// //
//////////////////////////////////////////////////////////////////////
byte TuneButtonState = 0;
byte lastTuneButtonState = 0;
// Encoder button control
byte EncButtonState = 0;
byte lastEncButtonState = 0;
// Sideband select button control
byte SideBandButtonState = 0;
byte lastSideBandButtonState = 0;
// Band Switch button control
byte BandButtonState = 0;
byte lastBandButtonState = 0;
// VFO select button control
byte VFOButtonState = 0;
byte lastVFOButtonState = 0;
// PTT Control
byte PTTState = 0;
byte lastPTTState = 0;
//*********************Check Band ************************************
void SwapBand() {
uint32_t freq;
if (band == BAND20) { // Switch to 40 Meter Band
band=BAND40;
sideband=band40Sideband;
freq=band40Freq;
} else { // Switch to 20 Meter Band
band = BAND20;
sideband=band20Sideband;
freq=band20Freq;
}
//
// Make sure BFO clock tracks with band change
//
if (sideband == USB) {
bfo = USB_BFO;
} else {
bfo = LSB_BFO;
}
//
// Change the clock frequency to the new bfo
//
setBFO(bfo);
//
// Set the active VFO to new frequency
//
switch (active_vfo) {
case VFOA:
vfoAfreq=freq;
setVFO(vfoAfreq);
displayActVFO(vfoAfreq);
break;
case VFOB:
vfoBfreq=freq;
setVFO(vfoBfreq);
displayActVFO(vfoBfreq);
break;
}
//
// Update the display to show the active mode/sideband
//
displayMode(sideband);
startSettingsTimer();
}
void CheckBand() {
BandButtonState = digitalRead(BAND_BTN);
if (BandButtonState != lastBandButtonState) {
//
// On button press, change band 20/40
//
if (BandButtonState == LOW) { // if button pressed
#ifdef BTN_DEBUG
ToggleLED();
String msg = F("CheckBand");
displayBanner(msg);
#endif
SwapBand();
}
lastBandButtonState = BandButtonState;
Delay(50);
BandButtonState = digitalRead(BAND_BTN); //debounce
}
}
//*********************Check Sideband ************************************
void SwapSB() {
if (sideband == USB) { // Switch to LSB
sideband = LSB;
bfo = LSB_BFO;
} else { // Switch to USB
sideband = USB;
bfo = USB_BFO;
}
//
// Keep track of which SSB is currently selected for current band
//
if (band == BAND20) {
band20Sideband = sideband;
} else {
band40Sideband = sideband;
}
//
// Change the clock frequency to the new bfo
//
setBFO(bfo);
//
// Set the active VFO to adjusted frequency
//
switch (active_vfo) {
case VFOA:
setVFO(vfoAfreq);
vfoASideband=sideband;
break;
case VFOB:
setVFO(vfoBfreq);
vfoBSideband=sideband;
break;
}
//
// Update the display to show the active mode/sideband
//
displayMode(sideband);
startSettingsTimer();
}
void CheckSB() {
SideBandButtonState = digitalRead(SIDEBAND_BTN);
if (SideBandButtonState != lastSideBandButtonState) {
//
// On button press, change active sideband
// Set the BFO as appropriate
//
if (SideBandButtonState == LOW) { // if button pressed
SwapSB();
}
lastSideBandButtonState = SideBandButtonState;
Delay(50);
SideBandButtonState = digitalRead(SIDEBAND_BTN); //debounce
}
}
/*
//********************* Tune Button Handling ************************************
void DoTune() {
//
//
// CW experiment - call doCW to turn off BFO, set LO to operating frequencey+700
// Then activate Tx - should generate a carrier
//
// Does but level is too low to drive the Tx amps
//
displayTune(true);
setCW();
startTx(PTT_TUNE);
for (int i = 0; i < 100; i++) {
// tone(TONE_PIN, NOTE_B5);
Delay(50);
// noTone(TONE_PIN);
Delay(50);
}
stopTx();
displayTune(false);
}
*/
//********************* Tune Button Handling ************************************
void DoTune() {
//
// Temp code - 30 second full duty tone for debugging circuits - cheap tone generator.
// Delay(12);
// tone(TONE_PIN, NOTE_B5);
// Delay(30000);
// noTone(TONE_PIN);
displayTune(true);
startTx(PTT_TUNE);
for (int i = 0; i < 100; i++) {
tone(TONE_PIN, NOTE_B5);
Delay(50);
noTone(TONE_PIN);
Delay(50);
}
stopTx();
displayTune(false);
}
void CheckTune() {
TuneButtonState = digitalRead(TUNE_BTN); // creates a 10 second tuning pulse trani 50% duty cycle and makes TUNE appear on the screen
if (TuneButtonState != lastTuneButtonState) {
if (TuneButtonState == LOW) {
DoTune();
}
lastTuneButtonState = TuneButtonState;
Delay(50);
}
}
//*********************VFO switch******* VFO A or B ****************
void SwapVFO() {
if (active_vfo == VFOA) {
active_vfo = VFOB; // Make VFOB Active
sideband=vfoBSideband;
} else {
active_vfo = VFOA; // Make VFOA Active
sideband=vfoASideband;
}
//
// Adjust BFO in case sideband has changed
//
if (sideband == USB) { // Switch to LSB
bfo = USB_BFO;
} else { // Switch to USB
bfo = LSB_BFO;
}
setBFO(bfo);
displayMode(sideband); // Change sideband indicator
#ifdef BTN_DEBUG
ToggleLED();
String msg = F("SwapVFO: active_vfo=");
msg += active_vfo;
displayBanner(msg);
#endif
//
// Swap Active/Alternate frequency displays
//
switch (active_vfo) {
case VFOA:
setVFO(vfoAfreq);
displayActVFO(vfoAfreq);
displayAltVFO(vfoBfreq);
break;
case VFOB:
setVFO(vfoBfreq);
displayActVFO(vfoBfreq);
displayAltVFO(vfoAfreq);
break;
}
displayVFOAB(active_vfo); // Change the A/B indicator
displayMode(sideband); // Change sideband indicator
startSettingsTimer();
}
void CheckVFO() {
VFOButtonState = digitalRead(VFO_BTN);
if (VFOButtonState != lastVFOButtonState) {
if (VFOButtonState == LOW) { // button pressed
SwapVFO();
}
lastVFOButtonState = VFOButtonState;
Delay(50);
VFOButtonState = digitalRead(VFO_BTN); //debounce
}
}
// startSplit
// Turn on split mode and update the display
void startSplit() {
split = true;
displaySplit(split);
}
// Turnb off split mode and update the display
void stopSplit() {
split = false;
displaySplit(split);
}
// startTx
// if split mode is on swap Act and Alt VFO
// Put the rig in to TX by triggering the PTT pin
// Update the display to Tx
void startTx(byte PTT_source) {
if (split) SwapVFO();
digitalWrite(PTT,HIGH);
displayTxRx(TX);
TxRxState = TX;
txSource = PTT_source;
}
// stopTx
// Return the rig to Rx by lowering the PTT pin
// If split mode is on swap Act and Alt VFO
// Update the display to Tx
void stopTx() {
digitalWrite(PTT,LOW);
if (split) SwapVFO();
displayTxRx(RX);
TxRxState = RX;
}
//********************* PTT ****************************
void CheckPTT(){
if ((TxRxState==TX) && (txSource != PTT_MIC)) {
return;
}
TxRxState = digitalRead(PTT_SENSE);
if(TxRxState != lastTxRxState){
if(TxRxState == TX){
startTx(PTT_MIC);
} else {
if (txSource == PTT_MIC) {
stopTx();
}
}
lastTxRxState = TxRxState;
Delay(50);
}
}