first commit
This commit is contained in:
liyp
+196
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#include "Bsp.h"
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#ifdef TTY_COM
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#include "LetterShell.h"
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#endif
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// LED灯数组
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#if (LED_NUM != 0)
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const GPIO_CONFIG LED_PERIPH[] = {
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{.GpioX = GPIO21, .Mode = GPIO_Mode_Out_PP, .Speed = GPIO_Speed_10MHz},
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{.GpioX = GPIO69, .Mode = GPIO_Mode_Out_PP, .Speed = GPIO_Speed_10MHz},
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};
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#endif
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//数字输入数组
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#if (DI_NUM != 0)
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const GPIO_CONFIG DI_PERIPH[] = {
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{},
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};
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#endif
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//数字输出数组
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#if (DO_NUM != 0)
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const GPIO_CONFIG DO_PERIPH[] = {
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{},
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};
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#endif
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//串口配置表
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const COM_CONFIG COM_PERIPH[] = {
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{COM0,.TxPort = GPIO9, .RxPort =GPIO10},
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{COM1,.TxPort = GPIO2, .RxPort = GPIO3,.TxRxEn = GPIO55},
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};
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void BspExtraInit(void);
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/**
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* @brief Voilet BSP的初始化函数
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* @note void
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* @param void
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* @retval void
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*/
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void BspInit(void) {
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unsigned char i = 0;
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INTERRUPT_DISABLE
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//初始化中断系统
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IrqInit();
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//初始化延时库
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DelayConfig();
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//LED灯配置
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#if (LED_NUM != 0)
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for (i = 0;i < ARRAY_LEN(LED_PERIPH);i++) {
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//配置GPIO口
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GpioConfig(&LED_PERIPH[i].GpioX, LED_PERIPH[i].Mode, LED_PERIPH[i].Speed);
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}
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#endif
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//DI采集配置
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#if (DI_NUM != 0)
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// for (i = 0;i < DI_NUM;i++) {
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// //打开外设时钟
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// GpioClockEnable(&LED_PERIPH[i].GpioX);
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// //配置GPIO口
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// GpioConfig(&LED_PERIPH[i].GpioX, LED_PERIPH[i].Mode, LED_PERIPH[i].Speed);
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// }
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#endif
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//DO输出配置
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#if (DO_NUM != 0)
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// for (i = 0;i < DO_NUM;i++) {
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// //打开外设时钟
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// GpioClockEnable(&LED_PERIPH[i].GpioX);
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// //配置GPIO口
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// GpioConfig(&LED_PERIPH[i].GpioX, LED_PERIPH[i].Mode, LED_PERIPH[i].Speed);
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// }
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#endif
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//串口配置
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for (i = 0;i < ARRAY_LEN(COM_PERIPH);i++) {
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GpioConfig(&COM_PERIPH[i].TxPort, GPIO_Mode_AF_PP, GPIO_Speed_2MHz);
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GpioConfig(&COM_PERIPH[i].RxPort, GPIO_Mode_IPU, GPIO_Speed_2MHz);
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}
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INTERRUPT_ENABLE
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BspExtraInit();
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}
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/**
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* @brief 扩展库初始化
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* @note 理论上扩展库要在BSP的最后加载
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* @param void
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* @retval void
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*/
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void BspExtraInit(void)
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{
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//LetterShell初始化
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#ifdef TTY_COM
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LetterShellInit(TTY_COM,TTY_BAUD);
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#endif
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}
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/**
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* @brief 打开LED灯
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* @note void
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* @param Chnl 通道
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* @retval void
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*/
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void LedOn(uint8_t Chnl)
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{
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if (Chnl >= LED_NUM)
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return;
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GpioSet(&LED_PERIPH[Chnl].GpioX, RESET);
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}
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/**
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* @brief 关闭LED灯
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* @note void
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* @param Chnl 通道
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* @retval void
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*/
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void LedOff(uint8_t Chnl)
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{
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if (Chnl >= LED_NUM)
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return;
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GpioSet(&LED_PERIPH[Chnl].GpioX, SET);
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}
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void LedSet(uint8_t Chnl,uint8_t Value)
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{
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if (Chnl >= LED_NUM)
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return;
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if (Value == LED_ON) {
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GpioSet(&LED_PERIPH[Chnl].GpioX, RESET);
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}
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else {
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GpioSet(&LED_PERIPH[Chnl].GpioX, SET);
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}
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}
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/**
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* @brief 切换LED灯状态
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* @note void
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* @param Chnl 通道 Status 状态
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* @retval void
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*/
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void LedToggle(uint8_t Chnl)
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{
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if (Chnl >= LED_NUM)
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return;
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if (GpioGet(&LED_PERIPH[Chnl].GpioX) == LED_ON)
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{
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GpioSet(&LED_PERIPH[Chnl].GpioX,LED_OFF);
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}
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else
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{
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GpioSet(&LED_PERIPH[Chnl].GpioX,LED_ON);
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}
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}
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void Rs485StdConfig(const COM_MAP_T *ComX,unsigned int Baud)
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{
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for (unsigned char i = 0;i < ARRAY_LEN(COM_PERIPH);i++) {
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if (ComX == COM_PERIPH[i].ComX) {
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if (COM_PERIPH[i].TxRxEn.ClockTree) {
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GpioSet(&COM_PERIPH[i].TxRxEn,Baud);
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}
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ComStdConfig(COM_PERIPH[i].ComX,Baud);
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}
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}
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}
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void Rs485AdvConfig(const COM_MAP_T *ComX, uint32_t Baud, uint8_t DataBits, uint8_t StopBits, uint8_t Parity)
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{
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}
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/**
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* @brief 重写Printf函数
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* @note void
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* @param void
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* @retval void
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*/
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#if defined(__CC_ARM) || defined(__CLANG_ARM)
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int fputc(int ch, FILE *f)
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{
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UsartSendChar(TTY_COM, ch);
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return ch;
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}
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int fgetc(FILE *f)
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{
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uint8_t ch;
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ch = UsartReceiveChar(TTY_COM);
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return ch;
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}
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#endif
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@@ -0,0 +1,64 @@
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#include "Bsp.h"
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#define DEM_CR *(volatile u32 *)0xE000EDFC
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#define DWT_CR *(volatile u32 *)0xE0001000
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#define DWT_CYCCNT *(volatile u32 *)0xE0001004
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#define DEM_CR_TRCENA (1 << 24)
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#define DWT_CR_CYCCNTENA (1 << 0)
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/**
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* @brief 初始化延时函数
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* @param void
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* @retval void
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* @note void
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* @example void
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*/
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void DelayConfig(void)
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{
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DEM_CR |= DEM_CR_TRCENA;
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DWT_CR |= DWT_CR_CYCCNTENA;
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DWT_CYCCNT = 0;
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}
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/**
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* @brief 读取DWT计数器的值
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* @param void
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* @retval void
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* @note void
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* @example void
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*/
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unsigned int DwtCntGet(void)
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{
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return((uint32_t)DWT_CYCCNT);
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}
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/**
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* @brief 微秒级延时函数
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* @param void
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* @retval void
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* @note void
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* @example void
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*/
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void DelayUs(unsigned int Us)
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{
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uint32_t Start = 0,End = 0,Ts = 0;
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Start = DwtCntGet();
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Ts = Us * (SystemCoreClock / 1000000U);
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End = Start + Ts;
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while(DwtCntGet() < End){;}
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}
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/**
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* @brief 毫秒级延时函数
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* @param void
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* @retval void
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* @note void
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* @example void
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*/
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void DelayMs(unsigned int Ms)
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{
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DelayUs(Ms * 1000);
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}
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@@ -0,0 +1,57 @@
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#include "Bsp.h"
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/**
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* @brief 启用GPIO口时钟
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* @note void
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* @param GpioX:GPIO引脚
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* @retval void
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*/
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void GpioClockEnable(const GPIO_MAP_T *GpioX)
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{
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GpioX->ClockCmd(GpioX->ClockTree,ENABLE);
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}
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/**
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* @brief 配置GPIO口
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* @note void
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* @param GpioX:引脚 GpioMode:GPIO模式 GpioSpeed:GPIO速度
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* @retval void
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*/
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void GpioConfig(const GPIO_MAP_T *GpioX, GPIOMode_TypeDef GpioMode, GPIOSpeed_TypeDef GpioSpeed)
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{
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GPIO_InitTypeDef GpioInitSt;
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GpioInitSt.GPIO_Pin = GpioX->Periph.GpioPin;
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GpioInitSt.GPIO_Mode = GpioMode;
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GpioInitSt.GPIO_Speed = GpioSpeed;
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//打开外设时钟
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GpioClockEnable(GpioX);
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GPIO_Init(GpioX->Periph.GpioPort, &GpioInitSt);
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}
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/**
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* @brief 改变GPIO口状态
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* @note
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* @param GpioX:GPIO引脚 Value:设置值
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* @retval void
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*/
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void GpioSet(const GPIO_MAP_T *GpioX, uint8_t Value)
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{
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if (Value == (uint8_t)RESET)
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{
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GPIO_ResetBits(GpioX->Periph.GpioPort, GpioX->Periph.GpioPin);
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}
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else if (Value == (uint8_t)SET)
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{
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GPIO_SetBits(GpioX->Periph.GpioPort, GpioX->Periph.GpioPin);
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}
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}
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/**
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* @brief 读取GPIO口状态
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* @note
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* @param GpioX:GPIO引脚
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* @retval 0:低电平，1高电平
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*/
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unsigned char GpioGet(const GPIO_MAP_T *GpioX)
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{
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return (unsigned char)GPIO_ReadInputDataBit(GpioX->Periph.GpioPort, GpioX->Periph.GpioPin);
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}
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@@ -0,0 +1,119 @@
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#include <stddef.h>
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#include "Bsp.h"
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IRQ_MAP_T IRQ_PERIPH[IRQ_NUM];
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/**
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* @brief 中断回调函数初始化为空
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* @note 初始化系统中断
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* @param void
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* @retval void
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*/
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void IrqInit(void)
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{
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//设定系统中断组
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NVIC_PriorityGroupConfig(NVIC_GROUP_LEVEL);
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for (uint8_t i = 0; i < IRQ_NUM; i++) {
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IRQ_PERIPH[i].IrqCallback = NULL;
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}
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}
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/**
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* @brief 中断回调函数注册
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* @note 将外部传入的函数地址关联到INTERRUPT_ST表中
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* @param Vector:中断号 void(*Func)(uint32_t):回调函数
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* @retval void
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*/
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void IrqRegister(unsigned char Irqn,void(*Func)(void *Param)) {
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IRQ_PERIPH[Irqn].Irqn = Irqn;
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IRQ_PERIPH[Irqn].IrqCallback = Func;
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}
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/**
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* @brief 中断NVIC配置
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* @note 设定一个中断的优先级
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* @param Vector:中断号 NvicPrePriority:主优先级 NvicSubPriority:抢占优先级
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* @retval void
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*/
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void IrqEnable(uint32_t Irq, uint8_t NvicPrePriority, uint8_t NvicSubPriority)
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{
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NVIC_InitTypeDef NVIC_InitStructure;
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NVIC_InitStructure.NVIC_IRQChannel = Irq;
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NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = NvicPrePriority;
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NVIC_InitStructure.NVIC_IRQChannelSubPriority = NvicSubPriority;
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NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
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NVIC_Init(&NVIC_InitStructure);
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}
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/**
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* @brief 关闭中断
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* @note void
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* @param Vector:中断号
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* @retval void
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*/
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void IrqDisable(uint32_t Irq)
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{
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NVIC_InitTypeDef NVIC_InitStructure;
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NVIC_InitStructure.NVIC_IRQChannel = Irq;
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NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
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NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
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NVIC_InitStructure.NVIC_IRQChannelCmd = DISABLE;
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NVIC_Init(&NVIC_InitStructure);
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}
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void USART1_IRQHandler(void)
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{
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if (IRQ_PERIPH[COM0->Periph.Irqn].IrqCallback != NULL) {
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if (USART_GetFlagStatus(COM0->Periph.UartId, USART_FLAG_ORE) == SET)
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{
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USART_ClearFlag(COM0->Periph.UartId, USART_FLAG_ORE);
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}
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IRQ_PERIPH[COM0->Periph.Irqn].IrqCallback(COM0);
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}
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}
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void USART2_IRQHandler(void)
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{
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if (USART_GetFlagStatus(COM1->Periph.UartId, USART_FLAG_ORE) == SET)
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{
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USART_ClearFlag(COM1->Periph.UartId, USART_FLAG_ORE);
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}
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if (IRQ_PERIPH[COM1->Periph.Irqn].IrqCallback != NULL) {
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IRQ_PERIPH[COM1->Periph.Irqn].IrqCallback(COM1);
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}
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}
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void USART3_IRQHandler(void)
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{
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if (USART_GetFlagStatus(COM2->Periph.UartId, USART_FLAG_ORE) == SET)
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{
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USART_ClearFlag(COM2->Periph.UartId, USART_FLAG_ORE);
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}
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if (IRQ_PERIPH[COM2->Periph.Irqn].IrqCallback != NULL) {
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IRQ_PERIPH[COM2->Periph.Irqn].IrqCallback(COM2);
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}
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}
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void USART4_IRQHandler(void)
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{
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if (USART_GetFlagStatus(COM3->Periph.UartId, USART_FLAG_ORE) == SET)
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{
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USART_ClearFlag(COM3->Periph.UartId, USART_FLAG_ORE);
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}
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if (IRQ_PERIPH[COM3->Periph.Irqn].IrqCallback != NULL) {
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IRQ_PERIPH[COM3->Periph.Irqn].IrqCallback(COM3);
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}
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}
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void USART5_IRQHandler(void)
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{
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if (USART_GetFlagStatus(COM4->Periph.UartId, USART_FLAG_ORE) == SET)
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{
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USART_ClearFlag(COM4->Periph.UartId, USART_FLAG_ORE);
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}
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if (IRQ_PERIPH[COM4->Periph.Irqn].IrqCallback != NULL) {
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IRQ_PERIPH[COM4->Periph.Irqn].IrqCallback(COM4);
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}
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}
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@@ -0,0 +1,288 @@
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||||
/*********************************************************************
|
||||
* (c) SEGGER Microcontroller GmbH *
|
||||
* The Embedded Experts *
|
||||
* www.segger.com *
|
||||
**********************************************************************
|
||||
|
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-------------------------- END-OF-HEADER -----------------------------
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Purpose : Implementation of low-level functions for I/O with the
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SEGGER Runtime Library
|
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using a UART (SEGGER's BSP UART module)
|
||||
*/
|
||||
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||||
/*********************************************************************
|
||||
*
|
||||
* #include section
|
||||
*
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||||
**********************************************************************
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||||
*/
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#if defined (__SEGGER__)
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#include "__SEGGER_RTL_Int.h"
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#include "stdio.h"
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#include "Bsp.h"
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||||
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||||
/*********************************************************************
|
||||
*
|
||||
* Local types
|
||||
*
|
||||
**********************************************************************
|
||||
*/
|
||||
|
||||
struct __SEGGER_RTL_FILE_impl { // NOTE: Provides implementation for FILE
|
||||
int stub; // only needed so impl has size != 0.
|
||||
};
|
||||
|
||||
/*********************************************************************
|
||||
*
|
||||
* Static data
|
||||
*
|
||||
**********************************************************************
|
||||
*/
|
||||
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||||
static FILE __SEGGER_RTL_stdin_file = { 0 }; // stdin reads from UART
|
||||
static FILE __SEGGER_RTL_stdout_file = { 0 }; // stdout writes to UART
|
||||
static FILE __SEGGER_RTL_stderr_file = { 0 }; // stderr writes to UART
|
||||
|
||||
static unsigned int _UART_Port = TTY_COM;
|
||||
static int _stdin_ungot = EOF;
|
||||
|
||||
/*********************************************************************
|
||||
*
|
||||
* Public data
|
||||
*
|
||||
**********************************************************************
|
||||
*/
|
||||
|
||||
FILE *stdin = &__SEGGER_RTL_stdin_file; // NOTE: Provide implementation of stdin for RTL.
|
||||
FILE *stdout = &__SEGGER_RTL_stdout_file; // NOTE: Provide implementation of stdout for RTL.
|
||||
FILE *stderr = &__SEGGER_RTL_stderr_file; // NOTE: Provide implementation of stderr for RTL.
|
||||
|
||||
|
||||
void *__aeabi_read_tp(void) {
|
||||
return 0; // 单线程环境下直接返回 0
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
*
|
||||
* Static code
|
||||
*
|
||||
**********************************************************************
|
||||
*/
|
||||
|
||||
/*********************************************************************
|
||||
*
|
||||
* _stdin_getc()
|
||||
*
|
||||
* Function description
|
||||
* Get character from standard input.
|
||||
*
|
||||
* Return value
|
||||
* Character received.
|
||||
*
|
||||
* Additional information
|
||||
* This function never fails to deliver a character.
|
||||
*/
|
||||
static char _stdin_getc(void) {
|
||||
unsigned char c;
|
||||
|
||||
if (_stdin_ungot != EOF) {
|
||||
c = _stdin_ungot;
|
||||
_stdin_ungot = EOF;
|
||||
} else {
|
||||
c = UsartReceiveChar(_UART_Port);
|
||||
}
|
||||
return c;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
*
|
||||
* Public code
|
||||
*
|
||||
**********************************************************************
|
||||
*/
|
||||
|
||||
/*********************************************************************
|
||||
*
|
||||
* RTL_UART_Init()
|
||||
*
|
||||
* Function description
|
||||
* Initialize RTL to use given UART for stdio.
|
||||
*
|
||||
* Parameters
|
||||
* Unit : UART unit number (typically zero-based).
|
||||
* Baudrate : Baud rate to configure [Hz].
|
||||
* NumDataBits: Number of data bits to use.
|
||||
* Parity : One of the following values:
|
||||
* * BSP_UART_PARITY_NONE
|
||||
* * BSP_UART_PARITY_ODD
|
||||
* * BSP_UART_PARITY_EVEN
|
||||
* NumStopBits: Number of stop bits to use.
|
||||
*
|
||||
* Additional description
|
||||
* Parameters are same as for BSP_UART_Init().
|
||||
* This also sets appropriate RX and TX interrupt handlers.
|
||||
*/
|
||||
void RTL_UART_Init(unsigned int Unit, unsigned long Baudrate, unsigned char NumDataBits, unsigned char Parity, unsigned char NumStopBits) {
|
||||
_UART_Port = Unit;
|
||||
UsartStdConfig(_UART_Port, Baudrate);
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
*
|
||||
* __SEGGER_RTL_X_file_stat()
|
||||
*
|
||||
* Function description
|
||||
* Get file status.
|
||||
*
|
||||
* Parameters
|
||||
* stream - Pointer to file.
|
||||
*
|
||||
* Additional information
|
||||
* Low-overhead test to determine if stream is valid. If stream
|
||||
* is a valid pointer and the stream is open, this function must
|
||||
* succeed. If stream is a valid pointer and the stream is closed,
|
||||
* this function must fail.
|
||||
*
|
||||
* The implementation may optionally determine whether stream is
|
||||
* a valid pointer: this may not always be possible and is not
|
||||
* required, but may assist debugging when clients provide wild
|
||||
* pointers.
|
||||
*
|
||||
* Return value
|
||||
* < 0 - Failure, stream is not a valid file.
|
||||
* >= 0 - Success, stream is a valid file.
|
||||
*/
|
||||
int __SEGGER_RTL_X_file_stat(FILE *stream) {
|
||||
if (stream == stdin || stream == stdout || stream == stderr) {
|
||||
return 0; // NOTE: stdin, stdout, and stderr are assumed to be valid.
|
||||
} else {
|
||||
return EOF;
|
||||
}
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
*
|
||||
* __SEGGER_RTL_X_file_bufsize()
|
||||
*
|
||||
* Function description
|
||||
* Get stream buffer size.
|
||||
*
|
||||
* Parameters
|
||||
* stream - Pointer to file.
|
||||
*
|
||||
* Additional information
|
||||
* Returns the number of characters to use for buffered I/O on
|
||||
* the file stream. The I/O buffer is allocated on the stack
|
||||
* for the duration of the I/O call, therefore this value should
|
||||
* not be set arbitrarily large.
|
||||
*
|
||||
* For unbuffered I/O, return 1.
|
||||
*
|
||||
* Return value
|
||||
* Nonzero number of characters to use for buffered I/O; for
|
||||
* unbuffered I/O, return 1.
|
||||
*/
|
||||
int __SEGGER_RTL_X_file_bufsize(FILE *stream) {
|
||||
(void)stream;
|
||||
return 1;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
*
|
||||
* __SEGGER_RTL_X_file_read()
|
||||
*
|
||||
* Function description
|
||||
* Read data from file.
|
||||
*
|
||||
* Parameters
|
||||
* stream - Pointer to file to read from.
|
||||
* s - Pointer to object that receives the input.
|
||||
* len - Number of characters to read from file.
|
||||
*
|
||||
* Return value
|
||||
* >= 0 - Success, amount of data read.
|
||||
* < 0 - Failure.
|
||||
*
|
||||
* Additional information
|
||||
* Reading from any stream other than stdin results in an error.
|
||||
*/
|
||||
int __SEGGER_RTL_X_file_read(FILE *stream, char *s, unsigned len) {
|
||||
int c;
|
||||
|
||||
if (stream == stdin) {
|
||||
c = 0;
|
||||
while (len > 0) {
|
||||
*s = _stdin_getc();
|
||||
++s;
|
||||
++c;
|
||||
--len;
|
||||
}
|
||||
} else {
|
||||
c = EOF;
|
||||
}
|
||||
return c;
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
*
|
||||
* __SEGGER_RTL_X_file_write()
|
||||
*
|
||||
* Function description
|
||||
* Write data to file.
|
||||
*
|
||||
* Parameters
|
||||
* stream - Pointer to file to write to.
|
||||
* s - Pointer to object to write to file.
|
||||
* len - Number of characters to write to the file.
|
||||
*
|
||||
* Return value
|
||||
* >= 0 - Success.
|
||||
* < 0 - Failure.
|
||||
*
|
||||
* Additional information
|
||||
* this version is NOT reentrant!
|
||||
* stdout and stderr are directed to UART;
|
||||
* writing to any stream other than stdout or stderr results in an error
|
||||
*/
|
||||
int __SEGGER_RTL_X_file_write(FILE *stream, const char *s, unsigned len) {
|
||||
if ((stream == stdout) || (stream == stderr)) {
|
||||
UsartSendStr(_UART_Port, (uint8_t* ) s, len);
|
||||
return len;
|
||||
} else {
|
||||
return EOF;
|
||||
}
|
||||
}
|
||||
|
||||
/*********************************************************************
|
||||
*
|
||||
* __SEGGER_RTL_X_file_unget()
|
||||
*
|
||||
* Function description
|
||||
* Push character back to stream.
|
||||
*
|
||||
* Parameters
|
||||
* stream - Pointer to file to push back to.
|
||||
* c - Character to push back.
|
||||
*
|
||||
* Return value
|
||||
* >= 0 - Success.
|
||||
* < 0 - Failure.
|
||||
*
|
||||
* Additional information
|
||||
* Push-back is only supported for standard input, and
|
||||
* only a single-character pushback buffer is implemented.
|
||||
*/
|
||||
int __SEGGER_RTL_X_file_unget(FILE *stream, int c) {
|
||||
if (stream == stdin) {
|
||||
if (c != EOF && _stdin_ungot == EOF) {
|
||||
_stdin_ungot = c;
|
||||
} else {
|
||||
c = EOF;
|
||||
}
|
||||
} else {
|
||||
c = EOF;
|
||||
}
|
||||
return c;
|
||||
}
|
||||
#endif
|
||||
/*************************** End of file ****************************/
|
||||
@@ -0,0 +1,92 @@
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file syscalls.c
|
||||
* @author Suroy Wrote with Auto-generated by STM32CubeIDE
|
||||
* @url https://suroy.cn
|
||||
* @brief STM32CubeIDE Minimal System calls file
|
||||
*
|
||||
* For more information about which c-functions
|
||||
* need which of these lowlevel functions
|
||||
* please consult the Newlib libc-manual
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* Copyright (c) 2020-2022 STMicroelectronics.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This software is licensed under terms that can be found in the LICENSE file
|
||||
* in the root directory of this software component.
|
||||
* If no LICENSE file comes with this software, it is provided AS-IS.
|
||||
*
|
||||
******************************************************************************
|
||||
*/
|
||||
#if defined (__GNUC__)
|
||||
/* Includes */
|
||||
#include "Bsp.h"
|
||||
|
||||
|
||||
/* Variables */
|
||||
extern int __io_putchar(int ch) __attribute__((weak));
|
||||
extern int __io_getchar(void) __attribute__((weak));
|
||||
|
||||
|
||||
|
||||
/* Functions */
|
||||
|
||||
__attribute__((weak)) int _read(int file, char *ptr, int len)
|
||||
{
|
||||
(void)file;
|
||||
int DataIdx;
|
||||
|
||||
for (DataIdx = 0; DataIdx < len; DataIdx++)
|
||||
{
|
||||
*ptr++ = __io_getchar();
|
||||
}
|
||||
|
||||
return len;
|
||||
}
|
||||
|
||||
__attribute__((weak)) int _write(int file, char *ptr, int len)
|
||||
{
|
||||
(void)file;
|
||||
int DataIdx;
|
||||
|
||||
for (DataIdx = 0; DataIdx < len; DataIdx++)
|
||||
{
|
||||
__io_putchar(*ptr++);
|
||||
}
|
||||
return len;
|
||||
}
|
||||
|
||||
#define PUTCHAR_PROTOTYPE int __io_putchar(int ch)
|
||||
#define GETCHAR_PROTOTYPE int __io_getchar(void)
|
||||
|
||||
/**
|
||||
* 函数功能: 重定向 c库函数 printf到 DEBUG_USARTx
|
||||
* 输入参数: 无
|
||||
* 返 回 值: 无
|
||||
* 说 明：无
|
||||
*/
|
||||
PUTCHAR_PROTOTYPE
|
||||
{
|
||||
ComSendChar(TTY_COM, ch); //阻塞式无限等待
|
||||
return ch;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* 函数功能: 重定向 c库函数 getchar,scanf到 DEBUG_USARTx
|
||||
* 输入参数: 无
|
||||
* 返 回 值: 无
|
||||
* 说 明：无
|
||||
*/
|
||||
GETCHAR_PROTOTYPE
|
||||
{
|
||||
uint8_t ch = 0;
|
||||
ch = ComReceiveChar(TTY_COM);
|
||||
return ch;
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
+100
@@ -0,0 +1,100 @@
|
||||
#include "Bsp.h"
|
||||
|
||||
extern const COM_CONFIG COM_PERIPH[];
|
||||
|
||||
/**
|
||||
* @brief 初始化UART口外设的时钟
|
||||
* @note void
|
||||
* @param ComX:串口号
|
||||
* @retval void
|
||||
*/
|
||||
void UartClockEnable(const COM_MAP_T *ComX)
|
||||
{
|
||||
ComX->ClockCmd(ComX->ClockTree,ENABLE);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 初始化USART口
|
||||
* @note void
|
||||
* @param Comx 串口号 baud 波特率 DataBits 数据位 StopBits 停止位 Parity校验位
|
||||
* @retval void
|
||||
*/
|
||||
void ComInit(const COM_MAP_T *ComX, uint32_t baud, uint8_t DataBits, uint8_t StopBits, uint8_t Parity)
|
||||
{
|
||||
USART_InitTypeDef UsartInitSt;
|
||||
|
||||
//初始化串口
|
||||
USART_StructInit(&UsartInitSt);
|
||||
UsartInitSt.USART_BaudRate = baud;
|
||||
UsartInitSt.USART_WordLength = DataBits;
|
||||
UsartInitSt.USART_StopBits = StopBits;
|
||||
UsartInitSt.USART_Parity = Parity;
|
||||
UsartInitSt.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
|
||||
UsartInitSt.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
|
||||
UartClockEnable(ComX);
|
||||
USART_Init(ComX->Periph.UartId, &UsartInitSt);
|
||||
//配置中断
|
||||
USART_ITConfig(ComX->Periph.UartId, USART_IT_RXNE, ENABLE);
|
||||
//启用串口
|
||||
USART_Cmd(ComX->Periph.UartId, ENABLE);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief USART口发送数据
|
||||
* @note void
|
||||
* @param ComX 串口号 Data数据
|
||||
* @retval void
|
||||
*/
|
||||
void ComSendChar(const COM_MAP_T *ComX,uint8_t Data)
|
||||
{
|
||||
USART_SendData(ComX->Periph.UartId, Data);
|
||||
while (USART_GetFlagStatus(ComX->Periph.UartId, USART_FLAG_TC) != SET);
|
||||
}
|
||||
/**
|
||||
* @brief USART口发送字符串
|
||||
* @note void
|
||||
* @param ComX 串口号 Data数据 Len 长度
|
||||
* @retval void
|
||||
*/
|
||||
void ComSendStr(const COM_MAP_T *ComX,uint8_t *Data, uint64_t Len)
|
||||
{
|
||||
for (uint64_t i = 0;i < Len;i++)
|
||||
{
|
||||
USART_SendData(ComX->Periph.UartId, Data[i]);
|
||||
while (USART_GetFlagStatus(ComX->Periph.UartId, USART_FLAG_TC) != SET);
|
||||
}
|
||||
}
|
||||
/**
|
||||
* @brief USART口发送数据
|
||||
* @note void
|
||||
* @param ComX 串口号
|
||||
* @retval 读取的数据
|
||||
*/
|
||||
uint8_t ComReceiveChar(const COM_MAP_T *ComX)
|
||||
{
|
||||
return USART_ReceiveData(ComX->Periph.UartId);
|
||||
}
|
||||
/**
|
||||
* @brief 通用USART配置
|
||||
* @note void
|
||||
* @param ComX 串口号 baud 波特率
|
||||
* @retval void
|
||||
*/
|
||||
void ComStdConfig(const COM_MAP_T *ComX, uint32_t Baud)
|
||||
{
|
||||
ComInit(ComX, Baud, USART_WordLength_8b, USART_StopBits_1, USART_Parity_No);
|
||||
}
|
||||
/**
|
||||
* @brief 高级串口配置
|
||||
* @note void
|
||||
* @param ComX 串口号 baud 波特率 Data Bits 数据位 StopBits 停止位 Parity校验位
|
||||
* @retval void
|
||||
*/
|
||||
void ComAdvConfig(const COM_MAP_T *ComX, uint32_t Baud, uint8_t DataBits, uint8_t StopBits, uint8_t Parity)
|
||||
{
|
||||
ComInit(ComX, Baud, DataBits, StopBits, Parity);
|
||||
}
|
||||
|
||||
unsigned int CalcBaudTransIoSpeed(unsigned int Baud) {
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user