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Wrapping the receive configuration functions together

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yelvlab
2024-09-25 18:47:40 +08:00
parent 2c96ee7848
commit c7902a1722
4 changed files with 11 additions and 16 deletions
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12
src/ultrasonic_driver.c
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@@ -132,8 +132,8 @@ void ultrasonic_transmit_delay(const uint16_t micro_second) {
timer_initpara.repetitioncounter =0;
timer_init(US_TRAN_DELAY_TIMER, &timer_initpara);
timer_auto_reload_shadow_enable(US_TRAN_DELAY_TIMER); //使能自动影子重载
timer_interrupt_enable(US_TRAN_DELAY_TIMER, TIMER_INT_UP); // 使能自动重载中断
timer_auto_reload_shadow_enable(US_TRAN_DELAY_TIMER);
timer_interrupt_enable(US_TRAN_DELAY_TIMER, TIMER_INT_UP);
nvic_irq_enable(TIMER15_IRQn, 1U);
}
@@ -170,10 +170,16 @@ void ultrasonic_echo_timer_config(void) {
timer_icinitpara.icpolarity = TIMER_IC_POLARITY_BOTH_EDGE;
timer_icinitpara.icselection = TIMER_IC_SELECTION_INDIRECTTI;
timer_icinitpara.icprescaler = TIMER_IC_PSC_DIV1;
timer_icinitpara.icfilter = 0x03; // 设置滤波器
timer_icinitpara.icfilter = 0x03;
timer_input_capture_config(US_ECHO_TIMER, US_ECHO_CH, &timer_icinitpara);
}
void ultrasonic_recevice_config(void) {
ultrasonic_transmit_delay(TIME_CORRECTION_US);
recevice_exti_config();
ultrasonic_echo_timer_config();
}
uint16_t calculate_distance(uint32_t us_value) {
uint16_t distace = (TIME_CORRECTION_US + us_value) * 17;
/*