void AnalogInputFirmata::handleCapability(byte pin)
{
if (IS_PIN_ANALOG(pin)) {
Firmata.write(PIN_MODE_ANALOG);
Firmata.write(10); // 10 = 10-bit resolution
}
}
void AnalogInputFirmata::report()
{
byte pin, analogPin;
/* ANALOGREAD - do all analogReads() at the configured sampling interval */
for (pin = 0; pin < TOTAL_PINS; pin++) {
if (IS_PIN_ANALOG(pin) && Firmata.getPinMode(pin) == PIN_MODE_ANALOG) {
analogPin = PIN_TO_ANALOG(pin);
if (analogInputsToReport & (1 << analogPin)) {
Firmata.sendAnalog(analogPin, analogRead(analogPin));
}
}
}
}
boolean handleAnalogFirmataSysex(byte command, byte argc, byte* argv)
{
if (command == ANALOG_MAPPING_QUERY) {
Firmata.write(START_SYSEX);
Firmata.write(ANALOG_MAPPING_RESPONSE);
for (byte pin = 0; pin < TOTAL_PINS; pin++) {
Firmata.write(IS_PIN_ANALOG(pin) ? PIN_TO_ANALOG(pin) : 127);
}
Firmata.write(END_SYSEX);
return true;
}
return false;
}
boolean AnalogInputFirmata::handlePinMode(byte pin, int mode)
{
if (IS_PIN_ANALOG(pin)) {
if (mode == PIN_MODE_ANALOG) {
reportAnalog(PIN_TO_ANALOG(pin), 1); // turn on reporting
if (IS_PIN_DIGITAL(pin)) {
pinMode(PIN_TO_DIGITAL(pin), INPUT); // disable output driver
}
return true;
} else {
reportAnalog(PIN_TO_ANALOG(pin), 0); // turn off reporting
}
}
return false;
}
