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MMDVM
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Framework for Teensy IO.

This commit is contained in:
Jonathan Naylor 2016-11-07 20:26:38 +00:00
parent 9aa450713a
commit c6e36f81fc
1 changed files with 24 additions and 12 deletions
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36
IOTeensy.cpp
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@ -20,7 +20,7 @@
#include "Globals.h" #include "Globals.h"
#include "IO.h" #include "IO.h"
#if defined(__MK20DX256__) || defined(__MK64FX512__) || defined(__MK66FX1M0__) #if defined(__MK20DX256__) || defined(__MK66FX1M0__)
// A Teensy 3.1/3.2 // A Teensy 3.1/3.2
#if defined(__MK20DX256__) #if defined(__MK20DX256__)
@ -33,17 +33,6 @@
#define PIN_YSF 7 #define PIN_YSF 7
#define PIN_P25 6 #define PIN_P25 6
// A Teensy 3.5
#elif defined(__MK64FX512__)
#define PIN_LED 13
#define PIN_COS 52
#define PIN_PTT 23
#define PIN_COSLED 22
#define PIN_DSTAR 9
#define PIN_DMR 8
#define PIN_YSF 7
#define PIN_P25 6
// A Teensy 3.6 // A Teensy 3.6
#elif defined(__MK66FX1M0__) #elif defined(__MK66FX1M0__)
#define PIN_LED 13 #define PIN_LED 13
@ -84,6 +73,25 @@ void CIO::initInt()
void CIO::startInt() void CIO::startInt()
{ {
// Initialise ADC1 conversion to be triggered by the PDB
// Setup interrupt on ADC1 conversion finished
// Setup PDB for ADC1 at 24 kHz
#if defined(SEND_RSSI_DATA)
// Initialise ADC2 conversion to be triggered by the PDB
// Setup interrupt on ADC2 conversion finished
// Setup PDB for ADC2 at 24 kHz
#endif
// Initialise the DAC
SIM_SCGC2 |= SIM_SCGC2_DAC0;
DAC0_C0 = DAC_C0_DACEN; // 1.2V VDDA is DACREF_2
digitalWrite(PIN_PTT, m_pttInvert ? HIGH : LOW); digitalWrite(PIN_PTT, m_pttInvert ? HIGH : LOW);
digitalWrite(PIN_COSLED, LOW); digitalWrite(PIN_COSLED, LOW);
digitalWrite(PIN_LED, HIGH); digitalWrite(PIN_LED, HIGH);
@ -96,6 +104,10 @@ void CIO::interrupt()
m_txBuffer.get(sample, control); m_txBuffer.get(sample, control);
DAC0_DAT0L = (sample >> 0) & 0xFFU;
DAC0_DATH = (sample >> 8) & 0xFFU;
// sample =
m_rxBuffer.put(sample, control); m_rxBuffer.put(sample, control);
m_rssiBuffer.put(0U); m_rssiBuffer.put(0U);