76 lines
2.1 KiB
C
76 lines
2.1 KiB
C
//
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// Created by dell on 24-9-23.
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//
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#ifndef ULTRASONIC_DRIVER_H
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#define ULTRASONIC_DRIVER_H
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#include "gd32e23x.h"
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#define POWER_SUPPLY_12V
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// #define POWER_SUPPLY_24V
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#ifdef POWER_SUPPLY_12V
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#define TIME_CORRECTION_US 250
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#define CAPTURE_VALUE_MAX 515
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#elif defined(POWER_SUPPLY_24V)
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#define TIME_CORRECTION_US 230
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#define CAPTURE_VALUE_MAX 550
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#else
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#error "Please define either POWER_SUPPLY_12V or POWER_SUPPLY_24V"
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#endif
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#define ULTRASONIC_CYCLES 0x05U
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#define ULTRASONIC_TRAN_US 998 // (ms)
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#define LED_PORT GPIOA
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#define LED_PIN GPIO_PIN_9
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#define LED_RCU RCU_GPIOA
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#define LED_TIMER_RCU RCU_TIMER5
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#define LED_TIMER TIMER5
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#define LED_IRQ TIMER5_IRQn
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#define USART_RCU RCU_USART0
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#define USART_GPIO_RCU RCU_GPIOA
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#define USARET_GPIO_PORT GPIOA
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#define USART_TX_PIN GPIO_PIN_2
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#define USART_RX_PIN GPIO_PIN_3
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#define USART0_PHY USART0
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#define USART_BAUDRATE 115200U
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#define US_TRAN_GPIO_RCU RCU_GPIOB
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#define US_TRAN_GPIO_PORT GPIOB
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#define US_TRAN_PIN GPIO_PIN_1
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#define US_TRAN_AF GPIO_AF_0
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#define US_TRAN_RCU RCU_TIMER13
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#define US_TRAN_TIMER TIMER13
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#define US_TRAN_CH TIMER_CH_0
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#define US_TRAN_DELAY_RCU RCU_TIMER15
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#define US_TRAN_DELAY_TIMER TIMER15
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#define US_FB_GPIO_RCU RCU_GPIOA
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#define US_FB_EXTI_RCU RCU_CFGCMP
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#define US_FB_GPIO_PORT GPIOA
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#define US_FB_GPIO_PIN GPIO_PIN_0
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#define US_FB_EXTI_IRQ EXTI0_1_IRQn
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#define US_FB_GPIO_EXTI EXTI_0
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#define US_ECHO_RCU RCU_TIMER16
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#define US_ECHO_TIMER TIMER16
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#define US_ECHO_CH TIMER_CH_0
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void led_config(void);
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void usart_config(void);
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void ultrasonic_config(void);
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void ultrasonic_transmit_config(void);
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void ultrasonic_pwm_out_cycles(const uint8_t cycles);
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void ultrasonic_transmit_delay(const uint16_t micro_second);
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void receive_exti_config(void);
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void ultrasonic_echo_timer_config(void);
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void ultrasonic_receive_config(void);
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uint16_t calculate_distance(uint32_t us_value);
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#endif //ULTRASONIC_DRIVER_H
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