diff options
| -rw-r--r-- | os/hal/platforms/STM32/pwm_lld.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/os/hal/platforms/STM32/pwm_lld.h b/os/hal/platforms/STM32/pwm_lld.h index a1a6c905e..194e60b48 100644 --- a/os/hal/platforms/STM32/pwm_lld.h +++ b/os/hal/platforms/STM32/pwm_lld.h @@ -262,12 +262,12 @@ struct PWMDriver { * @note The calculated value must fit into an unsigned 16 bits integer.
*
* @param[in] pwmclk PWM clock frequency in cycles
- * @param[in] pwmperiod PWM cycle period in microseconds
+ * @param[in] pwmperiod PWM cycle period in nanoseconds
* @return The value to be stored in the @p pc_arr field of the
* @p PWMConfig structure.
*/
#define PWM_COMPUTE_ARR(pwmclk, pwmperiod) \
- ((uint16_t)(((pwmclk) / (1000000 / (pwmperiod))) - 1))
+ ((uint16_t)(((pwmclk) / (1000000000 / (pwmperiod))) - 1))
/**
* @brief Converts from fraction to pulse width.
|