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58 lines
996 B
58 lines
996 B
#ifndef _HWD_SPI_H_
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#define _HWD_SPI_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "stm32f042x6.h"
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#include <stdint.h>
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#define MAX_SPI_CHANNEL_COUNT 2
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/*!
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* RCC Bus number index list connected to the SPI
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* */
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static const uint8_t spiBus_No[MAX_SPI_CHANNEL_COUNT] = {
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2, /*!< SPI 1 is connected to bus 2 */
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1 /*!< SPI 2 is connected to bus 1 */
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};
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/*!
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* RCC SPI clock enable bit position for the given register
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*
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*/
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static const uint8_t spiBus_En_bitPos[MAX_SPI_CHANNEL_COUNT] = {
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RCC_APB2ENR_SPI1EN_Pos,
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RCC_APB1ENR_SPI2EN_Pos
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};
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/*!
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* RCC SPI Reset Bit Position list
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* */
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static const uint8_t spiBus_Rst_bitPos[MAX_SPI_CHANNEL_COUNT] = {
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RCC_APB2RSTR_SPI1RST_Pos,
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RCC_APB1RSTR_SPI2RST_Pos
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};
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/**
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* Enumof available spi hardware channels
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*/
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typedef enum{
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SPI_CH_1,
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SPI_CH_2
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} spiCH_t;
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/**
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* SPI base address list
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*/
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static const uint32_t spiBase_Addr_List[MAX_SPI_CHANNEL_COUNT] = {
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SPI1_BASE,
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SPI2_BASE
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};
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#ifdef __cplusplus
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}
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#endif
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#endif // _HWD_SPI_H_
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