hulk/xlsw_3dp_ultrasonic_300K
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Add over-range judgment printing and compilation conditions under different voltages

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This commit is contained in:
yelvlab 2024-09-25 18:41:52 +08:00
parent 9cdd0008a5
commit 2c96ee7848
3 changed files with 27 additions and 22 deletions
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20
inc/ultrasonic_driver.h
View File

@ -7,8 +7,21 @@
#include "gd32e23x.h"
#define POWER_SUPPLY_12V
// #define POWER_SUPPLY_24V
#ifdef POWER_SUPPLY_12V
#define TIME_CORRECTION_US 250
#define CAPTURE_VALUE_MAX 515
#elif defined(POWER_SUPPLY_24V)
#define TIME_CORRECTION_US 230
#define CAPTURE_VALUE_MAX 550
#else
#error "Please define either POWER_SUPPLY_12V or POWER_SUPPLY_24V"
#endif
#define ULTRASONIC_CYCLES 0x05U
#define ULTRASONIC_TRAN_US 100 // (ms)
#define ULTRASONIC_TRAN_US 500 // (ms)
#define LED_PORT GPIOA
#define LED_PIN GPIO_PIN_9
@ -48,16 +61,11 @@
#define US_ECHO_TIMER TIMER16
#define US_ECHO_CH TIMER_CH_0
#define SOUND_SPEED 340 // m/s
#define TIME_CORRECTION_US 250
void led_config(void);
void usart_config(void);
void ultrasonic_config(void);
void ultrasonic_transmit_config(void);
void ultrasonic_pwm_out_cycles(const uint8_t cycles);
void ultrasonic_transmit_delay(const uint16_t micro_second);
void recevice_exti_config(void);
void ultrasonic_echo_timer_config(void);

17
src/main.c
View File

@ -4,7 +4,7 @@
\version 2024-02-22, V2.1.0, firmware for GD32E23x
*/
#include "main.h"
// #include "main.h"
#include <stdio.h>
#include "gd32e23x.h"
#include "systick.h"
@ -40,7 +40,6 @@ int main(void)
/* ---------- debug end ---------- */
printf("\r\n");
printf("START!\r\n");
printf("XLSW-3DP-UltraSonic Analog 300K!\r\n");
printf("\r\n");
@ -49,18 +48,20 @@ int main(void)
while(1)
{
delay_ms(ULTRASONIC_TRAN_US);
ultrasonic_pwm_out_cycles(ULTRASONIC_CYCLES);
// printf("Send ultra sonic driver signal!\r\n");
delay_ms(2);
printf("cap_val:%ld\n", capture_value);
delay_ms(2);
printf("cap_val:%ld\t", capture_value);
const char* result = (capture_value <= CAPTURE_VALUE_MAX) ? "Distance: %d\n" : "Over Range\n";
distance_uint16 = calculate_distance(capture_value);
printf("Distance:%d\n", distance_uint16);
printf(result, distance_uint16);
}
}
/* retarget the C library printf function to the USART */
int _write (int fd, char *pBuffer, int size)
{
int _write (int fd, char *pBuffer, int size) {
for (int i = 0; i < size; i++)
{
usart_data_transmit(USART0, (uint8_t)pBuffer[i]);

12
src/ultrasonic_driver.c
View File

@ -6,8 +6,7 @@
#include "gd32e23x.h"
#include "systick.h"
void led_config(void)
{
void led_config(void) {
rcu_periph_clock_enable(LED_RCU);
gpio_mode_set(LED_PORT, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, LED_PIN);
@ -34,8 +33,7 @@ void led_config(void)
nvic_irq_enable(LED_IRQ, 0);
}
void usart_config(void)
{
void usart_config(void) {
rcu_periph_clock_enable(USART_GPIO_RCU);
rcu_periph_clock_enable(USART_RCU);
@ -54,8 +52,7 @@ void usart_config(void)
usart_enable(USART0_PHY);
}
void ultrasonic_config(void)
{
void ultrasonic_config(void) {
rcu_periph_clock_enable(US_TRAN_GPIO_RCU);
gpio_mode_set(US_TRAN_GPIO_PORT, GPIO_MODE_AF, GPIO_PUPD_NONE, US_TRAN_PIN);
@ -154,8 +151,7 @@ void recevice_exti_config(void) {
// exti_interrupt_enable(EXTI_0);
}
void ultrasonic_echo_timer_config(void)
{
void ultrasonic_echo_timer_config(void) {
rcu_periph_clock_enable(US_ECHO_RCU);
timer_deinit(US_ECHO_TIMER);