[bug] fix tim bug
@@ -212,7 +212,7 @@ static void timer_init(struct rt_hwtimer_device *timer, rt_uint32_t state)
#if defined(APBPERIPH_BASE)
prescaler_value = (uint32_t)(HAL_RCC_GetPCLK1Freq() * pclk1_doubler / 10000) - 1;
#elif defined(APB1PERIPH_BASE) || defined(APB2PERIPH_BASE)
- if ((rt_uint32_t)htim->Instance >= APB2PERIPH_BASE)
+ if ((rt_uint32_t)tim->Instance >= APB2PERIPH_BASE)
{
prescaler_value = (uint32_t)(HAL_RCC_GetPCLK2Freq() * pclk2_doubler / 10000) - 1;
}
