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效果演示： 添加ADC函數 bsp_adc.c #include\"bsp_adc.h\" //ADC轉換完成標志位 volatile bool scan_complete_flag = false; voidadc_callback(adc_callback_args_t*p_args) { FSP_PARAMETER_NOT_USED(p_args); scan_complete_flag = true; } voidADC_Init(void) { fsp_err_terr; err=R_ADC_Open(&g_adc0_ctrl,&g_adc0_cfg); err=R_ADC_ScanCfg(&g_adc0_ctrl,&g_adc0_channel_cfg); assert(FSP_SUCCESS==err); } /* 進行ADC采集，讀取ADC數據并轉換結果 */ doubleRead_ADC_Voltage_Value(void) { uint16_tadc_data; doublea0; (void)R_ADC_ScanStart(&g_adc0_ctrl); while(!scan_complete_flag)//等待轉換完成標志 { ; } scan_complete_flag = false;//重新清除標志位 /* 讀取通道0數據 */ R_ADC_Read(&g_adc0_ctrl,ADC_CHANNEL_0,&adc_data); /* ADC原始數據轉換為電壓值（ADC參考電壓為3.3V） */ a0=(double)(adc_data*3.3/4095); returna0; } bsp_adc.h文件 #ifndef __BSP_ADC_H #define__BSP_ADC_H #include\"hal_data.h\" voidADC_Init(void); doubleRead_ADC_Voltage_Value(void); #endif 添加ADC 配置ADC 配置ADC通道 配置時鐘 生成配置文件 添加print函數映像 printf_redirect.c文件 #include\"hal_data.h\" #include\"stdio.h\" #include<sys/stat.h> #include<errno.h> #undef errno externinterrno; int_write(intfile,char*ptr,intlen); int_close(intfile); int_fstat(intfile,structstat*st); int_isatty(intfile); int_read(intfile,char*ptr,intlen); int_lseek(intfile,intptr,intdir); #defineDEBUG_SERIAL_TIMEOUT 2000/portTICK_PERIOD_MS externuint8_t uart_send_complete_flag; int_write(intfile,char*ptr,intlen) { fsp_err_terr=FSP_SUCCESS; FSP_PARAMETER_NOT_USED(file); static bool uart_open= false; if(false ==uart_open) { err=R_SCI_UART_Open(&g_uart9_ctrl,&g_uart9_cfg); } if(FSP_SUCCESS==err) { err=R_SCI_UART_Write(&g_uart9_ctrl,(uint8_t*)ptr,(uint32_t)len); } if(FSP_SUCCESS!=err) { len=-1; } while(uart_send_complete_flag ==0) { R_BSP_SoftwareDelay(10,BSP_DELAY_UNITS_MILLISECONDS); } uart_send_complete_flag =0; returnlen; } int_close(intfile) { FSP_PARAMETER_NOT_USED(file); return-1; } int_fstat(intfile,structstat*st) { FSP_PARAMETER_NOT_USED(file); st->st_mode= S_IFCHR; return0; } int_isatty(intfile) { FSP_PARAMETER_NOT_USED(file); return1; } int_lseek(intfile,intptr,intdir) { FSP_PARAMETER_NOT_USED(file); FSP_PARAMETER_NOT_USED(ptr); FSP_PARAMETER_NOT_USED(dir); return0; } int_read(intfile,char*ptr,intlen) { FSP_PARAMETER_NOT_USED(file); FSP_PARAMETER_NOT_USED(ptr); FSP_PARAMETER_NOT_USED(len); return0; } 程序代碼：*附件：ws2812.zip

配置串口相關參數stack 配置串口相關接口參數 配置串口硬件引腳 配置時鐘 增加串口函數處理 bsp_debug_uart.c #include\"bsp_debug_uart.h\" #include\"ws2812LED/bsp_ws2812LED.h\" /* 調試串口 UART0 初始化 */ voidDebug_UART9_Init(void) { fsp_err_terr=FSP_SUCCESS; err=R_SCI_UART_Open(&g_uart9_ctrl,&g_uart9_cfg); assert(FSP_SUCCESS==err); } /* 發送完成標志 */ volatile bool uart_send_complete_flag = false; /* 串口中斷回調 */ voiddebug_uart9_callback(uart_callback_args_t*p_args) { switch(p_args->event) { caseUART_EVENT_RX_CHAR: { /* 根據字符指令控制RGB彩燈顏色 */ switch(p_args->data) { case\'1\': WS2812B_Task1(); break; case\'2\': WS2812B_Task2(); break; case\'3\': WS2812B_Task3(); break; case\'4\': WS2812B_Task4(); break; case\'5\': WS2812B_Task5(); break; default: break; } break; } caseUART_EVENT_TX_COMPLETE: { uart_send_complete_flag = true; break; } default: break; } } /* 重定向 printf 輸出 */ #if defined __GNUC__ && !defined __clang__ int_write(intfd,char*pBuffer,intsize);//防止編譯警告 int_write(intfd,char*pBuffer,intsize) { (void)fd; R_SCI_UART_Write(&g_uart9_ctrl,(uint8_t*)pBuffer,(uint32_t)size); while(uart_send_complete_flag == false); uart_send_complete_flag = false; returnsize; } #else int fputc(int ch, FILE *f) { (void)f; R_SCI_UART_Write(&g_uart0_ctrl,(uint8_t *)&ch,1); while(uart_send_complete_flag == false); uart_send_complete_flag = false; return ch; } #endif bsp_debug_uart.h #ifndef __BSP_DEBUG_UART_H #define__BSP_DEBUG_UART_H #include\"hal_data.h\" #include\"stdio.h\" voidDebug_UART9_Init(void); #endif ws2812驅動更改如下： bsp_ws2812LED.c /* * ws2812.c * *Created on: 2023年10月31日 *Author: Administrator */ #include \"bsp_ws2812LED.h\" #include \"hal_data.h\" extern fsp_err_t err ; extern volatile bool g_transfer_complete ; //燈條顯存SPI數據緩存 uint8_t gWs2812bDat_SPI[WS2812B_AMOUNT * 24+88] = {0}; //燈條顯存 tWs2812bCache_TypeDef gWs2812bDat[WS2812B_AMOUNT] = { //R GB 0XFF, 0X00, 0X00,//0 0X00, 0XFF, 0X00,//1 0X00, 0X00, 0XFF,//2 0X00, 0XFF, 0XFF,//3 0XFF, 0X00, 0XFF,//4 0XFF, 0XFF, 0X00,//5 0XFF, 0XFF, 0XFF,//6 0X0F, 0X0F, 0X0F,//7 0XFF, 0X00, 0X00,//0 0X00, 0XFF, 0X00,//1 0X00, 0X00, 0XFF,//2 0X00, 0XFF, 0XFF,//3 0XFF, 0X00, 0XFF,//4 0XFF, 0XFF, 0X00,//5 0XFF, 0XFF, 0XFF,//6 0X0F, 0X0F, 0X0F,//7 }; //紅色燈條顯存 tWs2812bCache_TypeDef gWs2812bDat1[WS2812B_AMOUNT] = { //R GB 0XFF, 0X00, 0X00,//0 0XFF, 0X00, 0X00,//1 0XFF, 0X00, 0X00,//2 0XFF, 0X00, 0X00,//3 0XFF, 0X00, 0X00,//4 0XFF, 0X00, 0X00,//5 0XFF, 0X00, 0X00,//6 0XFF, 0X00, 0X00,//7 0XFF, 0X00, 0X00,//0 0XFF, 0X00, 0X00,//1 0XFF, 0X00, 0X00,//2 0XFF, 0X00, 0X00,//3 0XFF, 0X00, 0X00,//4 0XFF, 0X00, 0X00,//5 0XFF, 0X00, 0X00,//6 0XFF, 0X00, 0X00,//7 }; //黃色燈條顯存 tWs2812bCache_TypeDef gWs2812bDat2[WS2812B_AMOUNT] = { //R GB 0XFF, 0XFF, 0X00,//0 0XFF, 0XFF, 0X00,//1 0XFF, 0XFF, 0X00,//2 0XFF, 0XFF, 0X00,//3 0XFF, 0XFF, 0X00,//4 0XFF, 0XFF, 0X00,//5 0XFF, 0XFF, 0X00,//6 0XFF, 0XFF, 0X00,//7 0XFF, 0XFF, 0X00,//0 0XFF, 0XFF, 0X00,//1 0XFF, 0XFF, 0X00,//2 0XFF, 0XFF, 0X00,//3 0XFF, 0XFF, 0X00,//4 0XFF, 0XFF, 0X00,//5 0XFF, 0XFF, 0X00,//6 0XFF, 0XFF, 0X00,//7 }; //綠色燈條顯存 tWs2812bCache_TypeDef gWs2812bDat3[WS2812B_AMOUNT] = { //R GB 0X00, 0XFF, 0X00,//0 0X00, 0XFF, 0X00,//1 0X00, 0XFF, 0X00,//2 0X00, 0XFF, 0X00,//3 0X00, 0XFF, 0X00,//4 0X00, 0XFF, 0X00,//5 0X00, 0XFF, 0X00,//6 0X00, 0XFF, 0X00,//7 0X00, 0XFF, 0X00,//0 0X00, 0XFF, 0X00,//1 0X00, 0XFF, 0X00,//2 0X00, 0XFF, 0X00,//3 0X00, 0XFF, 0X00,//4 0X00, 0XFF, 0X00,//5 0X00, 0XFF, 0X00,//6 0X00, 0XFF, 0X00,//7 }; //青綠色燈條顯存 tWs2812bCache_TypeDef gWs2812bDat4[WS2812B_AMOUNT] = { //R GB 0X00, 0XFF, 0XFF,//0 0X00, 0XFF, 0XFF,//1 0X00, 0XFF, 0XFF,//2 0X00, 0XFF, 0XFF,//3 0X00, 0XFF, 0XFF,//4 0X00, 0XFF, 0XFF,//5 0X00, 0XFF, 0XFF,//6 0X00, 0XFF, 0XFF,//7 0X00, 0XFF, 0XFF,//0 0X00, 0XFF, 0XFF,//1 0X00, 0XFF, 0XFF,//2 0X00, 0XFF, 0XFF,//3 0X00, 0XFF, 0XFF,//4 0X00, 0XFF, 0XFF,//5 0X00, 0XFF, 0XFF,//6 0X00, 0XFF, 0XFF,//7 }; //滅燈燈條顯存 tWs2812bCache_TypeDef gWs2812bDat5[WS2812B_AMOUNT] = { //R GB 0X00, 0X00, 0X00,//0 0X00, 0X00, 0X00,//1 0X00, 0X00, 0X00,//2 0X00, 0X00, 0X00,//3 0X00, 0X00, 0X00,//4 0X00, 0X00, 0X00,//5 0X00, 0X00, 0X00,//6 0X00, 0X00, 0X00,//7 0X00, 0X00, 0X00,//0 0X00, 0X00, 0X00,//1 0X00, 0X00, 0X00,//2 0X00, 0X00, 0X00,//3 0X00, 0X00, 0X00,//4 0X00, 0X00, 0X00,//5 0X00, 0X00, 0X00,//6 0X00, 0X00, 0X00,//7 }; void WS2812b_Set(uint16_t Ws2b812b_NUM, uint8_t r,uint8_t g,uint8_t b) { uint8_t *pR = &gWs2812bDat_SPI[88+(Ws2b812b_NUM) * 24 + 8]; uint8_t *pG = &gWs2812bDat_SPI[88+(Ws2b812b_NUM) * 24]; uint8_t *pB = &gWs2812bDat_SPI[88+(Ws2b812b_NUM) * 24 + 16]; for(uint8_t i = 0; i <8; i++) { if(g & 0x80) { *pG = CODE_1; } else { *pG = CODE_0; } if(r & 0x80) { *pR = CODE_1; } else { *pR = CODE_0; } if(b & 0x80) { *pB = CODE_1; } else { *pB = CODE_0; } r <<= 1; g <<= 1; b <<= 1; pR++; pG++; pB++; } } void WS2812B_Task(void) { uint8_t dat = 0; for(int i=0;i<88;i++) { gWs2812bDat_SPI[i]=0; } //將gWs2812bDat數據解析成SPI數據 for(uint8_t iLED = 0; iLED < WS2812B_AMOUNT; iLED++) { WS2812b_Set(iLED, gWs2812bDat[iLED].R, gWs2812bDat[iLED].G, gWs2812bDat[iLED].B); } //總線輸出數據 /* Send the reset command */ g_transfer_complete = false; err = R_SCI_SPI_Write(&g_spi0_ctrl, gWs2812bDat_SPI, sizeof(gWs2812bDat_SPI), SPI_BIT_WIDTH_8_BITS); assert(FSP_SUCCESS == err); /* Wait for SPI_EVENT_TRANSFER_COMPLETE callback event. */ while (g_transfer_complete==false) { ; } R_BSP_SoftwareDelay(1, BSP_DELAY_UNITS_MILLISECONDS); } void WS2812B_Task1(void) { uint8_t dat = 0; for(int i=0;i<88;i++) { gWs2812bDat_SPI[i]=0; } //將gWs2812bDat數據解析成SPI數據 for(uint8_t iLED = 0; iLED < WS2812B_AMOUNT; iLED++) { WS2812b_Set(iLED, gWs2812bDat1[iLED].R, gWs2812bDat1[iLED].G, gWs2812bDat1[iLED].B); } //總線輸出數據 /* Send the reset command */ g_transfer_complete = false; err = R_SCI_SPI_Write(&g_spi0_ctrl, gWs2812bDat_SPI, sizeof(gWs2812bDat_SPI), SPI_BIT_WIDTH_8_BITS); assert(FSP_SUCCESS == err); /* Wait for SPI_EVENT_TRANSFER_COMPLETE callback event. */ // R_BSP_SoftwareDelay(1, BSP_DELAY_UNITS_MILLISECONDS); } void WS2812B_Task2(void) { uint8_t dat = 0; for(int i=0;i<88;i++) { gWs2812bDat_SPI[i]=0; } //將gWs2812bDat數據解析成SPI數據 for(uint8_t iLED = 0; iLED < WS2812B_AMOUNT; iLED++) { WS2812b_Set(iLED, gWs2812bDat2[iLED].R, gWs2812bDat2[iLED].G, gWs2812bDat2[iLED].B); } //總線輸出數據 /* Send the reset command */ g_transfer_complete = false; err = R_SCI_SPI_Write(&g_spi0_ctrl, gWs2812bDat_SPI, sizeof(gWs2812bDat_SPI), SPI_BIT_WIDTH_8_BITS); assert(FSP_SUCCESS == err); /* Wait for SPI_EVENT_TRANSFER_COMPLETE callback event. */ //R_BSP_SoftwareDelay(1, BSP_DELAY_UNITS_MILLISECONDS); } void WS2812B_Task3(void) { uint8_t dat = 0; for(int i=0;i<88;i++) { gWs2812bDat_SPI[i]=0; } //將gWs2812bDat數據解析成SPI數據 for(uint8_t iLED = 0; iLED < WS2812B_AMOUNT; iLED++) { WS2812b_Set(iLED, gWs2812bDat3[iLED].R, gWs2812bDat3[iLED].G, gWs2812bDat3[iLED].B); } //總線輸出數據 /* Send the reset command */ g_transfer_complete = false; err = R_SCI_SPI_Write(&g_spi0_ctrl, gWs2812bDat_SPI, sizeof(gWs2812bDat_SPI), SPI_BIT_WIDTH_8_BITS); assert(FSP_SUCCESS == err); /* Wait for SPI_EVENT_TRANSFER_COMPLETE callback event. */ // R_BSP_SoftwareDelay(1, BSP_DELAY_UNITS_MILLISECONDS); } void WS2812B_Task4(void) { uint8_t dat = 0; for(int i=0;i<88;i++) { gWs2812bDat_SPI[i]=0; } //將gWs2812bDat數據解析成SPI數據 for(uint8_t iLED = 0; iLED < WS2812B_AMOUNT; iLED++) { WS2812b_Set(iLED, gWs2812bDat4[iLED].R, gWs2812bDat4[iLED].G, gWs2812bDat4[iLED].B); } //總線輸出數據 /* Send the reset command */ g_transfer_complete = false; err = R_SCI_SPI_Write(&g_spi0_ctrl, gWs2812bDat_SPI, sizeof(gWs2812bDat_SPI), SPI_BIT_WIDTH_8_BITS); assert(FSP_SUCCESS == err); /* Wait for SPI_EVENT_TRANSFER_COMPLETE callback event. */ // R_BSP_SoftwareDelay(1, BSP_DELAY_UNITS_MILLISECONDS); } void WS2812B_Task5(void) { uint8_t dat = 0; for(int i=0;i<88;i++) { gWs2812bDat_SPI[i]=0; } //將gWs2812bDat數據解析成SPI數據 for(uint8_t iLED = 0; iLED < WS2812B_AMOUNT; iLED++) { WS2812b_Set(iLED, gWs2812bDat5[iLED].R, gWs2812bDat5[iLED].G, gWs2812bDat5[iLED].B); } //總線輸出數據 /* Send the reset command */ g_transfer_complete = false; err = R_SCI_SPI_Write(&g_spi0_ctrl, gWs2812bDat_SPI, sizeof(gWs2812bDat_SPI), SPI_BIT_WIDTH_8_BITS); assert(FSP_SUCCESS == err); /* Wait for SPI_EVENT_TRANSFER_COMPLETE callback event. */ // R_BSP_SoftwareDelay(1, BSP_DELAY_UNITS_MILLISECONDS); } bsp_ws2812LED.h #ifndef BSP_WS2812LED_H_ #defineBSP_WS2812LED_H_ #include<stdint.h> //編碼 0 : 11000000 #defineCODE_00xc0 //編碼 1 : 11111000 #defineCODE_10xF8 /*ws2812b燈珠數量*/ #defineWS2812B_AMOUNT16 typedefstruct { uint8_tR; uint8_tG; uint8_tB; }tWs2812bCache_TypeDef; externtWs2812bCache_TypeDef gWs2812bDat[WS2812B_AMOUNT]; externtWs2812bCache_TypeDef gWs2812bDat1[WS2812B_AMOUNT]; externtWs2812bCache_TypeDef gWs2812bDat2[WS2812B_AMOUNT]; externtWs2812bCache_TypeDef gWs2812bDat3[WS2812B_AMOUNT]; externtWs2812bCache_TypeDef gWs2812bDat4[WS2812B_AMOUNT]; externtWs2812bCache_TypeDef gWs2812bDat5[WS2812B_AMOUNT]; voidWS2812b_Set(uint16_tWs2b812b_NUM,uint8_tr,uint8_tg,uint8_tb); voidWS2812B_Task(void); voidWS2812B_Task1(void); voidWS2812B_Task2(void); voidWS2812B_Task3(void); voidWS2812B_Task4(void); voidWS2812B_Task5(void); #endif/* WS2812_H_ */ 主函數如下： hal_entry.c #include \"hal_data.h\" #include \"ws2812LED/bsp_ws2812LED.h\" #include \"debug_uart/bsp_debug_uart.h\" FSP_CPP_HEADER void R_BSP_WarmStart(bsp_warm_start_event_t event); FSP_CPP_FOOTER fsp_err_t err = FSP_SUCCESS; volatile bool g_transfer_complete = false; void sci_spi_callback (spi_callback_args_t * p_args) { if (SPI_EVENT_TRANSFER_COMPLETE == p_args->event) { g_transfer_complete = true; } } extern tWs2812bCache_TypeDef gWs2812bDat[WS2812B_AMOUNT]; void move_Front() { uint8_t i; uint8_t temp[3]; temp[0] = gWs2812bDat[0].R; temp[1] = gWs2812bDat[0].G; temp[2] = gWs2812bDat[0].B; for (i = 0; i < WS2812B_AMOUNT-1; i++) { gWs2812bDat[i].R = gWs2812bDat[i+1].R; gWs2812bDat[i].G = gWs2812bDat[i+1].G; gWs2812bDat[i].B = gWs2812bDat[i+1].B; } gWs2812bDat[15].R = temp[0]; gWs2812bDat[15].G = temp[1]; gWs2812bDat[15].B = temp[2]; } /*******************************************************************************************************************//** * main() is generated by the RA Configuration editor and is used to generate threads if an RTOS is used.This function * is called by main() when no RTOS is used. **********************************************************************************************************************/ void hal_entry(void) { /* TODO: add your own code here */ err = R_SCI_SPI_Open(&g_spi0_ctrl, &g_spi0_cfg); assert(FSP_SUCCESS == err); sci_spi_extended_cfg_t sci_spi_extended_cfg_t1; WS2812B_Task(); R_BSP_SoftwareDelay(1, BSP_DELAY_UNITS_MILLISECONDS); Debug_UART9_Init(); while (1) { } #if BSP_TZ_SECURE_BUILD /* Enter non-secure code */ R_BSP_NonSecureEnter(); #endif } /*******************************************************************************************************************//** * This function is called at various points during the startup process.This implementation uses the event that is * called right before main() to set up the pins. * * @param[in]event Where at in the start up process the code is currently at **********************************************************************************************************************/ void R_BSP_WarmStart(bsp_warm_start_event_t event) { if (BSP_WARM_START_RESET == event) { #if BSP_FEATURE_FLASH_LP_VERSION != 0 /* Enable reading from data flash. */ R_FACI_LP->DFLCTL = 1U; /* Would normally have to wait tDSTOP(6us) for data flash recovery. Placing the enable here, before clock and * C runtime initialization, should negate the need for a delay since the initialization will typically take more than 6us. */ #endif } if (BSP_WARM_START_POST_C == event) { /* C runtime environment and system clocks are setup. */ /* Configure pins. */ R_IOPORT_Open (&g_ioport_ctrl, g_ioport.p_cfg); } } #if BSP_TZ_SECURE_BUILD FSP_CPP_HEADER BSP_CMSE_NONSECURE_ENTRY void template_nonsecure_callable (); /* Trustzone Secure Projects require at least one nonsecure callable function in order to build (Remove this if it is not required to build). */ BSP_CMSE_NONSECURE_ENTRY void template_nonsecure_callable () { } FSP_CPP_FOOTER #endif 附件為工程文件*附件：ws2812.zip

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