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Merge pull request #292 from DCC-EX:exio-prevent-digital-analogue-conflict

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Exio-prevent-digital-analogue-conflict
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peteGSX 2023-01-12 08:21:13 +10:00 committed by GitHub
commit a2c7c7d12a
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GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 20 additions and 3 deletions
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17
IO_EXIOExpander.h
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@ -90,6 +90,8 @@ private:
_majorVer = _versionBuffer[0];
_minorVer = _versionBuffer[1];
_patchVer = _versionBuffer[2];
DIAG(F("EX-IOExpander device found, I2C:x%x, Version v%d.%d.%d"),
_i2cAddress, _versionBuffer[0], _versionBuffer[1], _versionBuffer[2]);
#ifdef DIAG_IO
_display();
#endif
@ -102,6 +104,10 @@ private:
bool _configure(VPIN vpin, ConfigTypeEnum configType, int paramCount, int params[]) override {
if (configType != CONFIGURE_INPUT) return false;
if (paramCount != 1) return false;
if (vpin >= _firstVpin + _numDigitalPins) {
DIAG(F("EX-IOExpander ERROR: Vpin %d is an analogue pin, cannot use as a digital pin"), vpin);
return false;
}
bool pullup = params[0];
int pin = vpin - _firstVpin;
_digitalOutBuffer[0] = EXIODPUP;
@ -111,7 +117,16 @@ private:
return true;
}
// We only use this to detect incorrect use of analogue pins
int _configureAnalogIn(VPIN vpin) override {
if (vpin < _firstVpin + _numDigitalPins) {
DIAG(F("EX-IOExpander ERROR: Vpin %d is a digital pin, cannot use as an analogue pin"), vpin);
}
return false;
}
int _readAnalogue(VPIN vpin) override {
if (vpin < _firstVpin + _numDigitalPins) return false;
int pin = vpin - _firstVpin;
_analogueOutBuffer[0] = EXIORDAN;
_analogueOutBuffer[1] = pin;
@ -120,6 +135,7 @@ private:
}
int _read(VPIN vpin) override {
if (vpin >= _firstVpin + _numDigitalPins) return false;
int pin = vpin - _firstVpin;
_digitalOutBuffer[0] = EXIORDD;
_digitalOutBuffer[1] = pin;
@ -129,6 +145,7 @@ private:
}
void _write(VPIN vpin, int value) override {
if (vpin >= _firstVpin + _numDigitalPins) return;
int pin = vpin - _firstVpin;
_digitalOutBuffer[0] = EXIOWRD;
_digitalOutBuffer[1] = pin;

6
IO_EXTurntable.h
View File

@ -47,7 +47,7 @@ EXTurntable::EXTurntable(VPIN firstVpin, int nPins, uint8_t I2CAddress) {
addDevice(this);
}
// Initialisation of TurntableEX
// Initialisation of EXTurntable
void EXTurntable::_begin() {
I2CManager.begin();
I2CManager.setClock(1000000);
@ -103,7 +103,7 @@ void EXTurntable::_writeAnalogue(VPIN vpin, int value, uint8_t activity, uint16_
uint8_t stepsMSB = value >> 8;
uint8_t stepsLSB = value & 0xFF;
#ifdef DIAG_IO
DIAG(F("TurntableEX WriteAnalogue Vpin:%d Value:%d Activity:%d Duration:%d"),
DIAG(F("EX-Turntable WriteAnalogue Vpin:%d Value:%d Activity:%d Duration:%d"),
vpin, value, activity, duration);
DIAG(F("I2CManager write I2C Address:%d stepsMSB:%d stepsLSB:%d activity:%d"),
_I2CAddress, stepsMSB, stepsLSB, activity);
@ -114,7 +114,7 @@ void EXTurntable::_writeAnalogue(VPIN vpin, int value, uint8_t activity, uint16_
// Display Turnetable-EX device driver info.
void EXTurntable::_display() {
DIAG(F("TurntableEX I2C:x%x Configured on Vpins:%d-%d %S"), _I2CAddress, (int)_firstVpin,
DIAG(F("EX-Turntable I2C:x%x Configured on Vpins:%d-%d %S"), _I2CAddress, (int)_firstVpin,
(int)_firstVpin+_nPins-1, (_deviceState==DEVSTATE_FAILED) ? F("OFFLINE") : F(""));
}