generated from hulk/gd32e23x_template
添加board_config.h作为全部板上IO的宏定义位置,独立soft_i2c为单独文件
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29
inc/i2c.h
29
inc/i2c.h
@@ -15,16 +15,7 @@
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#include <stdlib.h>
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#include <math.h>
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/******************************************************************************/
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#define I2C_SPEED 20000
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#define RCU_GPIO_I2C RCU_GPIOF
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#define RCU_I2C RCU_I2C0
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#define I2C_SCL_PORT GPIOF
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#define I2C_SCL_PIN GPIO_PIN_1
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#define I2C_SDA_PORT GPIOF
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#define I2C_SDA_PIN GPIO_PIN_0
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#define I2C_GPIO_AF GPIO_AF_1
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#include "board_config.h"
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/******************************************************************************/
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@@ -55,24 +46,6 @@ typedef enum {
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void i2c_gpio_config(void);
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void si2c_config(void);
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void i2c_delay(void);
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void i2c_start(void);
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void i2c_stop(void);
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void i2c_send_ack(void);
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void i2c_send_nack(void);
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uint8_t i2c_wait_ack(void);
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void i2c_send_byte(uint8_t byte);
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uint8_t i2c_receive_byte(uint8_t ack);
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void i2c_config(void);
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void i2c_bus_reset(void);
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