#include "globalv.h" #include "init.h" uint8_t ADC_CR1Array[4] = {0x84, 0x85, 0x86, 0x87}; // 通过更改ADC的CR1寄存器实现ADC通道自动切换 uint8_t ADC_Start = 0x01; //void RCC_Configuration(void) //{//48M, // // //.......................... 48M // RCC_HSI_Enable(RCC_HSIOSC_DIV6); // __RCC_FLASH_CLK_ENABLE(); // FLASH_SetLatency(FLASH_Latency_3); // RCC_HSI_Enable(RCC_HSIOSC_DIV1); // //............................. //} void RCC_Configuration(void) { //...........................64M // 0. HSI使能并校准 RCC_HSI_Enable(RCC_HSIOSC_DIV6); // 1. 设置HCLK和PCLK的分频系数　 RCC_HCLKPRS_Config(RCC_HCLK_DIV1); RCC_PCLKPRS_Config(RCC_PCLK_DIV1); // 2. 使能PLL，通过PLL倍频到64MHz RCC_PLL_Enable(RCC_PLLSOURCE_HSI, 8000000, 8); // HSI 默认输出频率8MHz ///< 当使用的时钟源HCLK大于24M,小于等于48MHz：设置FLASH 读等待周期为2 cycle ///< 当使用的时钟源HCLK大于48MHz：设置FLASH 读等待周期为3 cycle __RCC_FLASH_CLK_ENABLE(); FLASH_SetLatency(FLASH_Latency_3); // 3. 时钟切换到PLL RCC_SysClk_Switch(RCC_SYSCLKSRC_PLL); RCC_SystemCoreClockUpdate(64000000); //.............................. } void GPIOInit(void) { GPIO_InitTypeDef GPIO_InitStruct; __RCC_GPIOA_CLK_ENABLE(); __RCC_GPIOB_CLK_ENABLE(); __RCC_GPIOC_CLK_ENABLE(); __RCC_GPIOF_CLK_ENABLE(); GPIO_InitStruct.IT = GPIO_IT_NONE; //LED1 GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; GPIO_InitStruct.Speed = GPIO_SPEED_HIGH; GPIO_InitStruct.Pins = LED_GPIO_PIN; GPIO_Init(LED_GPIO_PORT, &GPIO_InitStruct); // GPIO_InitStruct.Pins = LEDDIR_GPIO_PIN; // GPIO_Init(LEDDIR_GPIO_PORT, &GPIO_InitStruct); // GPIO_InitStruct.Pins = LEDSTSTO_GPIO_PIN; // GPIO_Init(LEDSTSTO_GPIO_PORT, &GPIO_InitStruct); GPIO_InitStruct.Pins = VOUT_EN_GPIO_PIN; GPIO_Init(VOUT_EN_GPIO_PORT, &GPIO_InitStruct); // GPIO_WritePin(LEDDIR_GPIO_PORT,LEDDIR_GPIO_PIN,GPIO_Pin_RESET); //方向指示灯亮 // GPIO_WritePin(LEDSTSTO_GPIO_PORT,LEDSTSTO_GPIO_PIN,GPIO_Pin_SET); //启停指示灯灭 GPIO_WritePin(VOUT_EN_GPIO_PORT,VOUT_EN_GPIO_PIN,GPIO_Pin_RESET); //启停指示灯灭 GPIO_InitStruct.IT = GPIO_IT_NONE; GPIO_InitStruct.Mode = GPIO_MODE_INPUT_PULLUP; GPIO_InitStruct.Speed = GPIO_SPEED_HIGH; GPIO_InitStruct.Pins = EN_GPIO_PIN; GPIO_Init(EN_GPIO_PORT, &GPIO_InitStruct); GPIO_InitStruct.Pins = DR_GPIO_PIN; GPIO_Init(DR_GPIO_PORT, &GPIO_InitStruct); GPIO_InitStruct.Pins = BKIN_GPIO_PIN; GPIO_Init(BKIN_GPIO_PORT, &GPIO_InitStruct); } void ADC_Configuration(void) { ADC_InitTypeDef ADC_InitStruct; DMA_InitTypeDef DMA_InitStruct = {0}; __RCC_GPIOA_CLK_ENABLE(); __RCC_GPIOB_CLK_ENABLE(); __RCC_ADC_CLK_ENABLE(); //配置ADC测试IO口 PA04_ANALOG_ENABLE() ; //母线电压 PA05_ANALOG_ENABLE() ; //NTC温度 PA06_ANALOG_ENABLE() ; //电流 PA07_ANALOG_ENABLE() ; //电位器 ADC_InitStruct.ADC_AccEn = ADC_AccDisable; ADC_InitStruct.ADC_Align = ADC_AlignRight; ADC_InitStruct.ADC_ClkDiv = ADC_Clk_Div2; // ADCCLK=16MHz ADC_InitStruct.ADC_DMAEn = ADC_DmaEnable; ADC_InitStruct.ADC_InBufEn = ADC_BufDisable; ADC_InitStruct.ADC_OpMode = ADC_SingleChOneMode; ADC_InitStruct.ADC_SampleTime = ADC_SampTime10Clk; ADC_InitStruct.ADC_TsEn = ADC_TsDisable; ADC_InitStruct.ADC_VrefSel = ADC_Vref_VDDA; ADC_Init(&ADC_InitStruct); CW_ADC->CR1_f.CHMUX = 3; // AN0 ADC_Enable(); // 使用4路DMA通道：CH1、CH2、CH3、 CH4 // CH1 将ADC单次单通道的采样结果传入RAM（ADC_ResultBuff[6]） // CH2 将ADC的CR1寄存器的配置值从RAM（ADC_CR1Array）传入寄存器 // CH3 将ADC的START寄存器的配置值从RAM（ADC_Start)传入寄存器 // CH1、CH2、CH3由ADC硬件触发 // CH4由ATIM硬件触发,启动ADC __RCC_DMA_CLK_ENABLE(); DMA_InitStruct.DMA_DstAddress = (uint32_t)&SampleData[0]; // 目标地址 DMA_InitStruct.DMA_DstInc = DMA_DstAddress_Increase; // 目标地址递增 DMA_InitStruct.DMA_Mode = DMA_MODE_BLOCK; // BLOCK传输模式 DMA_InitStruct.DMA_SrcAddress = (uint32_t)&CW_ADC->RESULT0; // 源地址： ADC的结果寄存器 DMA_InitStruct.DMA_SrcInc = DMA_SrcAddress_Fix; // 源地址固定 DMA_InitStruct.DMA_TransferCnt = 0x4; // DMA传输次数 DMA_InitStruct.DMA_TransferWidth = DMA_TRANSFER_WIDTH_16BIT; // 数据位宽16bit DMA_InitStruct.HardTrigSource = DMA_HardTrig_ADC_TRANSCOMPLETE; // ADC转换完成硬触发 DMA_InitStruct.TrigMode = DMA_HardTrig; // 硬触发模式 DMA_Init(CW_DMACHANNEL1, &DMA_InitStruct); DMA_Cmd(CW_DMACHANNEL1, ENABLE); DMA_InitStruct.DMA_DstAddress = (uint32_t)&CW_ADC->CR1; // 目标地址 DMA_InitStruct.DMA_DstInc = DMA_DstAddress_Fix; // 目标地址固定 DMA_InitStruct.DMA_Mode = DMA_MODE_BLOCK; // BLOCK传输模式 DMA_InitStruct.DMA_SrcAddress = (uint32_t)&ADC_CR1Array[0]; // 源地址 DMA_InitStruct.DMA_SrcInc = DMA_SrcAddress_Increase; // 源地址递增 DMA_InitStruct.DMA_TransferCnt = 0x3; // DMA传输次数 DMA_InitStruct.DMA_TransferWidth = DMA_TRANSFER_WIDTH_8BIT; // 数据位宽8bit DMA_InitStruct.HardTrigSource = DMA_HardTrig_ADC_TRANSCOMPLETE; // ADC转换完成硬触发 DMA_InitStruct.TrigMode = DMA_HardTrig; // 硬触发模式 DMA_Init(CW_DMACHANNEL2, &DMA_InitStruct); DMA_Cmd(CW_DMACHANNEL2, ENABLE); DMA_InitStruct.DMA_DstAddress = (uint32_t)&CW_ADC->START; // 目标地址 DMA_InitStruct.DMA_DstInc = DMA_DstAddress_Fix; // 目标地址固定 DMA_InitStruct.DMA_Mode = DMA_MODE_BLOCK; // BLOCK传输模式 DMA_InitStruct.DMA_SrcAddress = (uint32_t)&ADC_Start; // 源地址 DMA_InitStruct.DMA_SrcInc = DMA_SrcAddress_Fix; // 源地址固定 DMA_InitStruct.DMA_TransferCnt = 0x3; // DMA传输次数 DMA_InitStruct.DMA_TransferWidth = DMA_TRANSFER_WIDTH_8BIT; // 数据位宽8bit DMA_InitStruct.HardTrigSource = DMA_HardTrig_ADC_TRANSCOMPLETE; // ADC转换完成硬触发 DMA_InitStruct.TrigMode = DMA_HardTrig; // 硬触发模式 DMA_Init(CW_DMACHANNEL3, &DMA_InitStruct); DMA_Cmd(CW_DMACHANNEL3, ENABLE); DMA_InitStruct.DMA_DstAddress = (uint32_t)&CW_ADC->START; // 目标地址 DMA_InitStruct.DMA_DstInc = DMA_DstAddress_Fix; // 目标地址固定 DMA_InitStruct.DMA_Mode = DMA_MODE_BLOCK; // BLOCK传输模式 DMA_InitStruct.DMA_SrcAddress = (uint32_t)&ADC_Start; // 源地址 DMA_InitStruct.DMA_SrcInc = DMA_SrcAddress_Fix; // 源地址固定 DMA_InitStruct.DMA_TransferCnt = 0x1; // DMA传输次数 DMA_InitStruct.DMA_TransferWidth = DMA_TRANSFER_WIDTH_8BIT; // 数据位宽8bit DMA_InitStruct.HardTrigSource = DMA_HardTrig_ATIM_CH1A2A3A4; // ATIM硬件触发 DMA_InitStruct.TrigMode = DMA_HardTrig; // 硬触发模式 DMA_Init(CW_DMACHANNEL4, &DMA_InitStruct); DMA_Cmd(CW_DMACHANNEL4, ENABLE); DMA_ITConfig(CW_DMACHANNEL1, DMA_IT_TC, ENABLE); __disable_irq(); NVIC_EnableIRQ(DMACH1_IRQn); __enable_irq(); } void DMACH1_IRQHandlerCallBack(void) { CW_DMA->ICR_f.TC1 = 0x00; // 清中断标志 CW_ATIM->ICR = 0x00; // 清ATIM的中断标志 CW_ADC->ICR = 0x00; // 请ADC的中断标志 CW_ADC->CR1 = 0x83; // AdcIn = ch0 //------------------------------------------------ // DMA.CH1 : ADC_Result -> RAM CW_DMACHANNEL1->CNT = 0x10004; //传4个 CW_DMACHANNEL1->SRCADDR = (uint32_t)(&CW_ADC->RESULT0); CW_DMACHANNEL1->DSTADDR = (uint32_t)(&SampleData[0]); CW_DMACHANNEL1->CSR_f.EN = 1; //------------------------------------------------ // DMA.CH2 : RAM -> ADC_CR1 CW_DMACHANNEL2->CNT = 0x10003; //传3个 CW_DMACHANNEL2->SRCADDR = (uint32_t)(&ADC_CR1Array[1]); CW_DMACHANNEL2->DSTADDR = (uint32_t)(&CW_ADC->CR1); CW_DMACHANNEL2->CSR_f.EN = 1; //------------------------------------------------ // DMA.CH3 : RAM -> ADC_START CW_DMACHANNEL3->CNT = 0x10003; //传3个 CW_DMACHANNEL3->SRCADDR = (uint32_t)(&ADC_Start); CW_DMACHANNEL3->DSTADDR = (uint32_t)(&CW_ADC->START); CW_DMACHANNEL3->CSR_f.EN = 1; //------------------------------------------------ // DMA.CH4 : RAM -> ADC_START CW_DMACHANNEL4->CNT = 0x10001; //传1个 CW_DMACHANNEL4->SRCADDR = (uint32_t)(&ADC_Start); CW_DMACHANNEL4->DSTADDR = (uint32_t)(&CW_ADC->START); CW_DMACHANNEL4->CSR_f.EN = 1; } void BTIM_init(void) { //1MS 48m/16/3000 BTIM_TimeBaseInitTypeDef BTIM_InitStruct; __RCC_BTIM_CLK_ENABLE(); __disable_irq(); NVIC_EnableIRQ(BTIM1_IRQn); __enable_irq(); BTIM_InitStruct.BTIM_Mode = BTIM_Mode_TIMER; //1ms定时器 BTIM_InitStruct.BTIM_OPMode = BTIM_OPMode_Repetitive; BTIM_InitStruct.BTIM_Period = 3000; BTIM_InitStruct.BTIM_Prescaler = BTIM_PRS_DIV16; BTIM_TimeBaseInit(CW_BTIM1, &BTIM_InitStruct); BTIM_ITConfig(CW_BTIM1, BTIM_IT_OV, ENABLE); BTIM_Cmd(CW_BTIM1, ENABLE); } //void UART3_IRQHandler() //{ //未用 // // unsigned char tx; // // if(USART_GetITStatus(CW_UART3, USART_IT_RC) != RESET) // { // USART_ClearITPendingBit(CW_UART3, USART_IT_RC); // // tx = USART_ReceiveData_8bit(CW_UART3); // } //}