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Code Issues Releases Activity

Live DTMF decoder option + possibly fixed AM demodulation

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OneOfEleven
2023-09-16 22:29:02 +01:00
parent 7bd011b057
commit 3c1a70a11f
14 changed files with 207 additions and 253 deletions
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28
app/app.c
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@ -441,7 +441,6 @@ void APP_StartListening(FUNCTION_Type_t Function)
if (gScanState == SCAN_OFF && gCssScanMode == CSS_SCAN_MODE_OFF && gEeprom.DUAL_WATCH != DUAL_WATCH_OFF)
{
gRxVfoIsActive = true;
gDualWatchCountdown = dual_watch_count_after_2_10ms;
gScheduleDualWatch = false;
}
@ -449,11 +448,20 @@ void APP_StartListening(FUNCTION_Type_t Function)
if (gRxVfo->IsAM)
{
BK4819_WriteRegister(BK4819_REG_48, 0xB3A8);
// PGA + MIXER + LNA + LNA_SHORT
BK4819_WriteRegister(BK4819_REG_13, 3u | (3u << 3) | (2u << 5) | (3u << 8));
gNeverUsed = 0;
}
else
{
BK4819_WriteRegister(BK4819_REG_48, 0xB000 | (gEeprom.VOLUME_GAIN << 4) | (gEeprom.DAC_GAIN << 0));
// PGA + MIXER + LNA + LNA_SHORT
BK4819_WriteRegister(BK4819_REG_13, 0x03BE);
}
#ifdef ENABLE_VOICE
if (gVoiceWriteIndex == 0)
#endif
@ -640,20 +648,24 @@ void APP_CheckRadioInterrupts(void)
if (interrupt_status_bits & BK4819_REG_02_DTMF_5TONE_FOUND)
{
gDTMF_RequestPending = true;
gDTMF_RecvTimeout = 5;
gDTMF_RecvTimeout = DTMF_RX_timeout_500ms;
if (gDTMF_WriteIndex > 15)
{
if (gDTMF_WriteIndex >= ARRAY_SIZE(gDTMF_Received))
{ // shift the RX buffer down one
unsigned int i;
for (i = 0; i < (sizeof(gDTMF_Received) - 1); i++)
for (i = 0; i < (ARRAY_SIZE(gDTMF_Received) - 1); i++)
gDTMF_Received[i] = gDTMF_Received[i + 1];
gDTMF_WriteIndex = 15;
gDTMF_WriteIndex--;
}
// save new RX'ed character
gDTMF_Received[gDTMF_WriteIndex++] = DTMF_GetCharacter(BK4819_GetDTMF_5TONE_Code());
if (gCurrentFunction == FUNCTION_RECEIVE)
{
DTMF_HandleRequest();
gUpdateDisplay = true;
}
}
if (interrupt_status_bits & BK4819_REG_02_CxCSS_TAIL)
@ -1792,7 +1804,7 @@ static void APP_ProcessKey(KEY_Code_t Key, bool bKeyPressed, bool bKeyHeld)
else
{
if (Key != KEY_PTT)
gVoltageMenuCountdown = menu_timeout_10ms;
gVoltageMenuCountdown = menu_timeout_500ms;
BACKLIGHT_TurnOn();