diff options
Diffstat (limited to 'wirish/wirish_analog.c')
| -rw-r--r-- | wirish/wirish_analog.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/wirish/wirish_analog.c b/wirish/wirish_analog.c index 2a8d662..1b911bc 100644 --- a/wirish/wirish_analog.c +++ b/wirish/wirish_analog.c @@ -33,8 +33,9 @@ /* Assumes that the ADC has been initialized and * that the pin is set to ANALOG_INPUT */ uint32 analogRead(uint8 pin) { - if (pin >= NR_ANALOG_PINS) + if(PIN_MAP[pin].adc == ADC_INVALID) { return 0; + } return adc_read(PIN_MAP[pin].adc); } |