diff options
Diffstat (limited to 'wirish/pwm.h')
-rw-r--r-- | wirish/pwm.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/wirish/pwm.h b/wirish/pwm.h index fe170cd..6d0ddaf 100644 --- a/wirish/pwm.h +++ b/wirish/pwm.h @@ -36,7 +36,16 @@ extern "C"{ #endif #define analogWrite pwmWrite -void pwmWrite(uint8, uint16); + +/** + * Set the PWM duty. + * + * User code is expected to determine and honor the maximum value + * (based on the configured period). As a convenience, analogWrite is + * an alias of pwmWrite to ease porting Arduino code, though period + * and duty will have to be recalibrated + */ +void pwmWrite(uint8 pin, uint16 duty_cycle); #ifdef __cplusplus } |