110 lines
2.3 KiB
C
110 lines
2.3 KiB
C
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#include <SWM320.h>
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#include "type.h"
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#include "BoardCfg.h"
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#include "debug.h"
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/*>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
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模块注释
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内容：
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>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>*/
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#if(SPI_FLASH)
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/**********************************************************
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行注释
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内容：HAL
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**********************************************************/
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#define SPI0_CS_Low() GPIO_ClrBit(GPIOP, PIN22)
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#define SPI0_CS_High() GPIO_SetBit(GPIOP, PIN22)
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/**
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* @brief SPI0初始化
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*
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*/
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static void This_SPI_Init(void) {
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GPIO_Init(GPIOP, PIN22, 1, 0, 0);
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PORT_Init(PORTP, PIN23, FUNMUX1_SPI0_SCLK, 0);
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PORT_Init(PORTP, PIN18, FUNMUX0_SPI0_MOSI, 0);
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PORT_Init(PORTP, PIN19, FUNMUX1_SPI0_MISO, 1);
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SPI_InitStructure SPI_initStruct;
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SPI_initStruct.clkDiv = SPI_CLKDIV_32;
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SPI_initStruct.FrameFormat = SPI_FORMAT_SPI;
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SPI_initStruct.SampleEdge = SPI_SECOND_EDGE;
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SPI_initStruct.IdleLevel = SPI_HIGH_LEVEL;
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SPI_initStruct.WordSize = 8;
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SPI_initStruct.Master = 1;
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SPI_initStruct.RXHFullIEn = 0;
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SPI_initStruct.TXEmptyIEn = 0;
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SPI_initStruct.TXCompleteIEn = 0;
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SPI_Init(SPI0, &SPI_initStruct);
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SPI_Open(SPI0);
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}
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/**
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* @brief SPI_Flash初始化
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*
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*/
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void SPI_FlashInit(void){
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This_SPI_Init();
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}
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/**
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* @brief 连续发送SPI数据
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*
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* @param data 数据地址
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* @param len 数据长度
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*/
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static void ThisSend(u8 * data,u32 len){
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for (u32 i = 0; i < len; i++)
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{
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SPI_ReadWrite(SPI0, data[i]);
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}
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}
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/**
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* @brief 单字节双向传输
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*
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* @param data 输入数据
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* @return u8 输出数据
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*/
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static u8 ThisReadWrite(u8 data){
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return SPI_ReadWrite(SPI0, data);
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}
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/**
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* @brief 信号脚拉低
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*
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*/
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static void ThisCSLow(){
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SPI0_CS_Low();
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}
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/**
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* @brief 信号脚拉高
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*
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*/
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static void ThisCSHigh(){
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SPI0_CS_High();
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}
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/**********************************************************
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行注释
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内容：软件
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**********************************************************/
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// const u8 chipID_List[][2]={
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// {0xef,}
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// }
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/**
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* @brief 读取Flash的ID
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*
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*/
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void Flash_Read_ID(){
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ThisCSLow();
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ThisReadWrite(FLASH_CMD_READ_ID);
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ThisReadWrite(0x00);
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ThisReadWrite(0x00);
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ThisReadWrite(0x00);
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u8 factory = ThisReadWrite(0xff);
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u8 device = ThisReadWrite(0xff);
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Printf("factory:%d,device:%d\n", factory, device);
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ThisCSHigh();
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}
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#endif
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