hulk/xlsw_3dp_ultrasonic_300K
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first version OK!!!!!

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yelvlab
2024-09-25 15:42:11 +08:00
parent 392ccaba81
commit 6581d6ff88
4 changed files with 34 additions and 60 deletions
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45
src/ultrasonic_driver.c
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@@ -124,14 +124,6 @@ void ultrasonic_pwm_out_cycles(const uint8_t cycles) {
void ultrasonic_transmit_delay(const uint16_t micro_second) {
rcu_periph_clock_enable(RCU_GPIOA);
/*
* GPIO Init will be delete when the project is ready
*/
gpio_mode_set(GPIOA, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO_PIN_7);
gpio_output_options_set(GPIOA, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_7);
gpio_bit_write(GPIOA, GPIO_PIN_7, SET);
/******************************************/
rcu_periph_clock_enable(RCU_TIMER15);
timer_deinit(TIMER15);
@@ -147,58 +139,45 @@ void ultrasonic_transmit_delay(const uint16_t micro_second) {
timer_auto_reload_shadow_enable(TIMER15); //使能自动影子重载
timer_interrupt_enable(TIMER15, TIMER_INT_UP); // 使能自动重载中断
nvic_irq_enable(TIMER15_IRQn, 2U);
nvic_irq_enable(TIMER15_IRQn, 1U);
}
void recevice_exti_config(void) {
rcu_periph_clock_enable(RCU_GPIOA);
rcu_periph_clock_enable(RCU_CFGCMP);
/*
* GPIO Init will be delete when the project is ready
*/
gpio_mode_set(GPIOA, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO_PIN_5);
gpio_output_options_set(GPIOA, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ, GPIO_PIN_5);
gpio_bit_write(GPIOA, GPIO_PIN_5, SET);
/******************************************/
// exti_deinit();
gpio_mode_set(GPIOA, GPIO_MODE_INPUT, GPIO_PUPD_NONE, GPIO_PIN_0);
nvic_irq_enable(EXTI0_1_IRQn, 1U);
nvic_irq_enable(EXTI0_1_IRQn, 0U);
syscfg_exti_line_config(EXTI_SOURCE_GPIOA, EXTI_SOURCE_PIN0);
exti_init(EXTI_0, EXTI_INTERRUPT, EXTI_TRIG_FALLING);
exti_flag_clear(EXTI_0);
exti_interrupt_enable(EXTI_0);
// exti_interrupt_enable(EXTI_0);
}
void ultrasonic_echo_timer_config(void)
{
rcu_periph_clock_enable(RCU_TIMER14);
timer_deinit(TIMER14);
rcu_periph_clock_enable(RCU_TIMER16);
timer_deinit(TIMER16);
timer_parameter_struct timer_initpara;
timer_struct_para_init(&timer_initpara);
timer_initpara.prescaler =71;
timer_initpara.alignedmode =TIMER_COUNTER_EDGE;
timer_initpara.counterdirection =TIMER_COUNTER_UP;
timer_initpara.period =65535;
timer_initpara.period =59999;
timer_initpara.clockdivision =TIMER_CKDIV_DIV1;
timer_initpara.repetitioncounter =0;
timer_init(TIMER14, &timer_initpara);
timer_init(TIMER16, &timer_initpara);
timer_ic_parameter_struct timer_icinitpara;
timer_channel_input_struct_para_init(&timer_icinitpara);
timer_icinitpara.icpolarity = TIMER_IC_POLARITY_RISING;
timer_icinitpara.icselection = TIMER_IC_SELECTION_DIRECTTI;
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_input_capture_config(TIMER14, TIMER_CH_0, &timer_icinitpara);
timer_icinitpara.icfilter = 0x0A; // 设置滤波器
timer_input_capture_config(TIMER16, TIMER_CH_0, &timer_icinitpara);
timer_interrupt_enable(TIMER0, TIMER_INT_UP);
nvic_irq_enable(TIMER15_IRQn, 0U);
// timer_enable(TIMER0);
// timer_enable(TIMER16);
}