diff options
-rw-r--r-- | platforms/avr/drivers/analog.c | 23 | ||||
-rw-r--r-- | platforms/avr/drivers/analog.h | 1 |
2 files changed, 0 insertions, 24 deletions
diff --git a/platforms/avr/drivers/analog.c b/platforms/avr/drivers/analog.c index 8d299ffdb..628835cce 100644 --- a/platforms/avr/drivers/analog.c +++ b/platforms/avr/drivers/analog.c | |||
@@ -23,29 +23,6 @@ static uint8_t aref = ADC_REF_POWER; | |||
23 | 23 | ||
24 | void analogReference(uint8_t mode) { aref = mode & (_BV(REFS1) | _BV(REFS0)); } | 24 | void analogReference(uint8_t mode) { aref = mode & (_BV(REFS1) | _BV(REFS0)); } |
25 | 25 | ||
26 | // Arduino compatible pin input | ||
27 | int16_t analogRead(uint8_t pin) { | ||
28 | #if defined(__AVR_ATmega32U4__) | ||
29 | // clang-format off | ||
30 | static const uint8_t PROGMEM pin_to_mux[] = { | ||
31 | //A0 A1 A2 A3 A4 A5 | ||
32 | //F7 F6 F5 F4 F1 F0 | ||
33 | 0x07, 0x06, 0x05, 0x04, 0x01, 0x00, | ||
34 | //A6 A7 A8 A9 A10 A11 | ||
35 | //D4 D7 B4 B5 B6 D6 | ||
36 | 0x20, 0x22, 0x23, 0x24, 0x25, 0x21 | ||
37 | }; | ||
38 | // clang-format on | ||
39 | if (pin >= 12) return 0; | ||
40 | return adc_read(pgm_read_byte(pin_to_mux + pin)); | ||
41 | #elif defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB647__) || defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1287__) || defined(__AVR_ATmega328P__) || defined(__AVR_ATmega328__) | ||
42 | if (pin >= 8) return 0; | ||
43 | return adc_read(pin); | ||
44 | #else | ||
45 | return 0; | ||
46 | #endif | ||
47 | } | ||
48 | |||
49 | int16_t analogReadPin(pin_t pin) { return adc_read(pinToMux(pin)); } | 26 | int16_t analogReadPin(pin_t pin) { return adc_read(pinToMux(pin)); } |
50 | 27 | ||
51 | uint8_t pinToMux(pin_t pin) { | 28 | uint8_t pinToMux(pin_t pin) { |
diff --git a/platforms/avr/drivers/analog.h b/platforms/avr/drivers/analog.h index 058882450..b3c05e197 100644 --- a/platforms/avr/drivers/analog.h +++ b/platforms/avr/drivers/analog.h | |||
@@ -23,7 +23,6 @@ | |||
23 | extern "C" { | 23 | extern "C" { |
24 | #endif | 24 | #endif |
25 | void analogReference(uint8_t mode); | 25 | void analogReference(uint8_t mode); |
26 | int16_t analogRead(uint8_t pin); | ||
27 | 26 | ||
28 | int16_t analogReadPin(pin_t pin); | 27 | int16_t analogReadPin(pin_t pin); |
29 | uint8_t pinToMux(pin_t pin); | 28 | uint8_t pinToMux(pin_t pin); |