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EX-IO reads optimised for speed

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This commit is contained in:
peteGSX 2023-01-24 08:17:43 +10:00
parent 20b3e9064c
commit 4acf46db54
1 changed files with 0 additions and 5 deletions
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5
IO_EXIOExpander.h
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@ -144,10 +144,6 @@ private:
int _readAnalogue(VPIN vpin) override { int _readAnalogue(VPIN vpin) override {
if (vpin < _firstVpin + _numDigitalPins) return false; if (vpin < _firstVpin + _numDigitalPins) return false;
int pin = vpin - _firstVpin - _numDigitalPins; int pin = vpin - _firstVpin - _numDigitalPins;
// _analogueOutBuffer[0] = EXIORDAN;
// _analogueOutBuffer[1] = pin;
// I2CManager.read(_i2cAddress, _analogueInBuffer, 2, _analogueOutBuffer, 2);
// return (_analogueInBuffer[1] << 8) + _analogueInBuffer[0];
uint8_t _pinLSBByte = pin * 2; uint8_t _pinLSBByte = pin * 2;
uint8_t _pinMSBByte = _pinLSBByte + 1; uint8_t _pinMSBByte = _pinLSBByte + 1;
return (_analogueInputStates[_pinMSBByte] << 8) + _analogueInputStates[_pinLSBByte]; return (_analogueInputStates[_pinMSBByte] << 8) + _analogueInputStates[_pinLSBByte];
@ -189,7 +185,6 @@ private:
uint8_t _i2cAddress; uint8_t _i2cAddress;
uint8_t _numDigitalPins; uint8_t _numDigitalPins;
uint8_t _numAnaloguePins; uint8_t _numAnaloguePins;
byte _analogueInBuffer[2];
byte _analogueOutBuffer[2]; byte _analogueOutBuffer[2];
byte _digitalOutBuffer[3]; byte _digitalOutBuffer[3];
uint8_t _versionBuffer[3]; uint8_t _versionBuffer[3];