42 lines
1.0 KiB
C
42 lines
1.0 KiB
C
/*!
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\file spi_if.h
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\brief spi接收发送统一接口函数
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\version firmware for GD32H7xx
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*/
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#ifndef _SPI_IF_H_
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#define _SPI_IF_H_
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#include <stdint.h>
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typedef struct {
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uint32_t spi; // MCU对应的SPI口
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uint32_t rstPort; // 复位GPIO引脚
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uint16_t rstPin; // 复位pin引脚
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uint32_t csPort; // 片选GPIO引脚
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uint16_t csPin; // 片选pin引脚
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uint8_t initialized; // 初始化状态
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} spi_dev_t;
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// 兼容旧结构体名称
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typedef spi_dev_t spi_t;
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/* 对外接口函数 */
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void spi_transmit_byte(uint32_t spi_periph, uint8_t data);
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uint8_t spi_receive_byte(uint32_t spi_periph);
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uint8_t spi_transmit_receive_byte(uint32_t spi_periph, uint8_t tx_data);
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// GPIO控制函数
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void spi_cs_control(spi_dev_t *dev, uint8_t enable);
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void spi_rst_control(spi_dev_t *dev, uint8_t enable);
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// SPI初始化函数
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int spi_init_dev(spi_dev_t *dev, uint32_t spi_periph, uint32_t csPort, uint16_t csPin, uint32_t rstPort, uint16_t rstPin);
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int spi_deinit_dev(spi_dev_t *dev);
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#endif
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