diff options
Diffstat (limited to 'cores/arduino/wiring_analog.c')
| -rwxr-xr-x | cores/arduino/wiring_analog.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/cores/arduino/wiring_analog.c b/cores/arduino/wiring_analog.c index 782a0bd..529ad52 100755 --- a/cores/arduino/wiring_analog.c +++ b/cores/arduino/wiring_analog.c @@ -42,7 +42,7 @@ int analogRead(uint8_t pin) // set the analog reference (high two bits of ADMUX) and select the // channel (low 4 bits). this also sets ADLAR (left-adjust result) // to 0 (the default). - ADMUX = (analog_reference << 6) | (pin & 0x0f); + ADMUX = (analog_reference << 6) | (pin & 0x07); #if defined(__AVR_ATmega1280__) // the MUX5 bit of ADCSRB selects whether we're reading from channels |