#include "adc.h"
#include "delay.h"
#define ADC1_DR_Address((u32) 0x40012400 + 0x4c) __IO uint16_t ADC_ConvertedValue[202][4];
void ADC1_GPIO_Config(void) {
GPIO_InitTypeDef GPIO_InitStructure;
RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_ADC1 | RCC_APB2Periph_GPIOA, ENABLE);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_1;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOA, & GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_2;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOA, & GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_3;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOA, & GPIO_InitStructure);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AIN;
GPIO_Init(GPIOA, & GPIO_InitStructure)
}
void ADC1_Mode_Config(void) {
DMA_InitTypeDef DMA_InitStructure;
ADC_InitTypeDef ADC_InitStructure;
RCC_ADCCLKConfig(RCC_PCLK2_Div6);
DMA_DeInit(DMA1_Channel1);
DMA_InitStructure.DMA_PeripheralBaseAddr = ADC1_DR_Address;
DMA_InitStructure.DMA_MemoryBaseAddr = (u32) & ADC_ConvertedValue;
DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
DMA_InitStructure.DMA_BufferSize = 4 * 200;
DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Disable;
DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_HalfWord;
DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_HalfWord;
DMA_InitStructure.DMA_Mode = DMA_Mode_Circular;
DMA_InitStructure.DMA_Priority = DMA_Priority_High;
DMA_InitStructure.DMA_M2M = DMA_M2M_Disable;
DMA_Init(DMA1_Channel1, & DMA_InitStructure);
DMA_Cmd(DMA1_Channel1, ENABLE);
ADC_InitStructure.ADC_Mode = ADC_Mode_Independent;
ADC_InitStructure.ADC_ScanConvMode = ENABLE;
ADC_InitStructure.ADC_ContinuousConvMode = ENABLE;
ADC_InitStructure.ADC_ExternalTrigConv = ADC_ExternalTrigConv_None;
ADC_InitStructure.ADC_DataAlign = ADC_DataAlign_Right;
ADC_InitStructure.ADC_NbrOfChannel = 4;
ADC_Init(ADC1, & ADC_InitStructure);
ADC_RegularChannelConfig(ADC1, ADC_Channel_1, 1, ADC_SampleTime_239Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_2, 2, ADC_SampleTime_239Cycles5);
ADC_RegularChannelConfig(ADC1, ADC_Channel_3, 3, ADC_SampleTime_239Cycles5);
ADC_DMACmd(ADC1, ENABLE);
ADC_Cmd(ADC1, ENABLE);
ADC_ResetCalibration(ADC1);
while (ADC_GetResetCalibrationStatus(ADC1));
ADC_StartCalibration(ADC1);
while (ADC_GetCalibrationStatus(ADC1));
ADC_SoftwareStartConvCmd(ADC1, ENABLE)
}
void ADC1_Init() {
ADC1_GPIO_Config();
ADC1_Mode_Config()
}
#include "PWM.h"
static void TIM3_GPIO_Config(void) {
GPIO_InitTypeDef GPIO_Initstructure;
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM3, ENABLE);
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
GPIO_Initstructure.GPIO_Pin = GPIO_Pin_6;
GPIO_Initstructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_Initstructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOA, & GPIO_Initstructure)
}
static void TIM3_Mode_Config(void) {
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
TIM_OCInitTypeDef TIM_OCInitStructure;
TIM_TimeBaseStructure.TIM_Period = 2879;
TIM_TimeBaseStructure.TIM_Prescaler = 0;
TIM_TimeBaseStructure.TIM_ClockDivision = TIM_CKD_DIV1;
TIM_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseInit(TIM3, & TIM_TimeBaseStructure);
TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_Pulse = 0;
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
TIM_OC1Init(TIM3, & TIM_OCInitStructure);
TIM_OC1PreloadConfig(TIM3, TIM_OCPreload_Enable);
TIM_ARRPreloadConfig(TIM3, ENABLE);
TIM_Cmd(TIM3, ENABLE)
}
void TIM3_PWM_Init(void) {
TIM3_GPIO_Config();
TIM3_Mode_Config()
}#
include "delay.h"#
include "sys.h"#
include "usart.h"#
include "led.h"#
include "key.h"#
include "adc.h"#
include "PWM.h"#
include "oled.h"#
include "keyboard.h"#
include "Pid.h"
int main(void) {
PID PID_InitStructure;
double rOut;
double rIn;
delay_init();
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);
uart_init(115200);
LED_Init();
ADC1_Init();
TIM3_PWM_Init();
OLED_Init();
OLED_Clear();
Key_GPIO_Configuration();
PIDInit( & PID_InitStructure);
PID_InitStructure.SetPoint = S;
PID_InitStructure.Proportion = P;
PID_InitStructure.Integral = I;
PID_InitStructure.Derivative = D;
TIM3 - > CCR1 = 1440;
OLED_ShowString(110, 0, "mV", 16);
while (1) {
Key_Deal_With();
angler_mV();
PID_InitStructure.Proportion = Set_P;
PID_InitStructure.Integral = I;
PID_InitStructure.Derivative = D;
PID_InitStructure.SetPoint = sss_num * 1000;
rIn = get_mV[1];
rOut = PIDCalc( & PID_InitStructure, rIn);
PWM_Out(rOut);
OLED_ShowNum(0, 4, D * 1000, 4, 16);
OLED_ShowNum(40, 6, TIM3 - > CCR1, 4, 16)
}
}
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