dani/CommandStation-EX
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Brief PWM start

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peteGSX 2023-01-29 19:26:33 +10:00 committed by peteGSX
parent 0c2f8428df
commit cf2817d7c4
1 changed files with 30 additions and 8 deletions
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28
IO_EXIOExpander.h
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@ -90,6 +90,18 @@ private:
_analoguePinBytes = _numAnaloguePins * 2;
_analogueInputStates = (byte*) calloc(_analoguePinBytes, 1);
_analoguePinMap = (uint8_t*) calloc(_numAnaloguePins, 1);
} else {
_command2Buffer[0] = EXIOINIT;
_command2Buffer[1] = _nPins;
// Send config, if EXIOINITA returned, we're good, setup analogue input buffer, otherwise go offline
I2CManager.read(_i2cAddress, _receive3Buffer, 3, _command2Buffer, 2);
if (_receive3Buffer[0] == EXIOINITA) {
_numAnaloguePins = _receive3Buffer[1];
_numPWMPins = _receive3Buffer[2];
_analoguePinBytes = _numAnaloguePins * 2;
_analogueInputStates = (byte*) calloc(_analoguePinBytes, 1);
_analoguePinMap = (uint8_t*) calloc(_numAnaloguePins, 1);
} else {
DIAG(F("ERROR configuring EX-IOExpander device, I2C:x%x"), _i2cAddress);
_deviceState = DEVSTATE_FAILED;
@ -123,13 +135,23 @@ private:
// Digital input pin configuration, used to enable on EX-IOExpander device and set pullups if in use
bool _configure(VPIN vpin, ConfigTypeEnum configType, int paramCount, int params[]) override {
if (paramCount != 1) return false;
bool pullup = params[0];
int pin = vpin - _firstVpin;
if (configType == CONFIGURE_INPUT) {
bool pullup = params[0];
_digitalOutBuffer[0] = EXIODPUP;
_digitalOutBuffer[1] = pin;
_digitalOutBuffer[2] = pullup;
I2CManager.write(_i2cAddress, _digitalOutBuffer, 3);
return true;
} else if (configType == CONFIGURE_SERVO) {
DIAG(F("Configure servo at pin %d"), (int)pin);
for (int i = 0; i < paramCount; i++) {
DIAG(F("Param %d is %x"), (int)i, params[i]);
}
return true;
} else {
return false;
}
}
// Analogue input pin configuration, used to enable on EX-IOExpander device
@ -189,7 +211,7 @@ private:
}
uint8_t _i2cAddress;
uint8_t _numAnaloguePins;
uint8_t _numAnaloguePins = 0;
byte _digitalOutBuffer[3];
uint8_t _versionBuffer[3];
uint8_t _majorVer = 0;
@ -201,7 +223,7 @@ private:
uint8_t _analoguePinBytes = 0;
byte _command1Buffer[1];
byte _command2Buffer[2];
byte _receive2Buffer[2];
byte _receive3Buffer[3];
uint8_t* _analoguePinMap;
byte _command1Buffer[1];
byte _command2Buffer[2];