ahoneybun/qmk_firmware
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Remove Arduino-style analogRead() (#14348)

Browse source
This commit is contained in:
Ryan 2021-09-08 23:37:59 +10:00 • committed by GitHub
parent 9b3e973aa2
commit d977e5d3e9
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
2 changed files with 0 additions and 24 deletions
Download patch file Download diff file Expand all files Collapse all files

23
platforms/avr/drivers/analog.c
View file

@ -23,29 +23,6 @@ static uint8_t aref = ADC_REF_POWER;
void analogReference(uint8_t mode) { aref = mode & (_BV(REFS1) | _BV(REFS0)); }
// Arduino compatible pin input
int16_t analogRead(uint8_t pin) {
#if defined(__AVR_ATmega32U4__)
// clang-format off
static const uint8_t PROGMEM pin_to_mux[] = {
//A0 A1 A2 A3 A4 A5
//F7 F6 F5 F4 F1 F0
0x07, 0x06, 0x05, 0x04, 0x01, 0x00,
//A6 A7 A8 A9 A10 A11
//D4 D7 B4 B5 B6 D6
0x20, 0x22, 0x23, 0x24, 0x25, 0x21
};
// clang-format on
if (pin >= 12) return 0;
return adc_read(pgm_read_byte(pin_to_mux + pin));
#elif defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB647__) || defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328__)
if (pin >= 8) return 0;
return adc_read(pin);
#else
return 0;
#endif
}
int16_t analogReadPin(pin_t pin) { return adc_read(pinToMux(pin)); }
uint8_t pinToMux(pin_t pin) {

1
platforms/avr/drivers/analog.h
View file

@ -23,7 +23,6 @@
extern "C" {
#endif
void analogReference(uint8_t mode);
int16_t analogRead(uint8_t pin);
int16_t analogReadPin(pin_t pin);
uint8_t pinToMux(pin_t pin);