222 lines
6.4 KiB
C
222 lines
6.4 KiB
C
/************************************************************
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Copyright (C), 2025, cerlink Tech. Co., Ltd.
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FileName: test.cpp
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Author: dufresne Version : 1.0 Date:2025.09.15
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Description: // 模块描述
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Version: // 版本信息
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Function List: // 主要函数及其功能
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1. -------
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History: // 历史修改记录
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<author> <time> <version > <desc>
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David 96/10/12 1.0 build this moudle
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***********************************************************/
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#include "drv_adc.h"
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#include "tmp75.h"
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#include "stdlib.h"
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#include "string.h"
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#include "gd32f4xx.h"
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#include "gd32f4xx_adc.h"
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#include "gd32f4xx_dma.h"
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#include "rtthread.h"
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void adc_config(void)
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{
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/* 启用GPIOA时钟 */
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rcu_periph_clock_enable(RCU_GPIOC);
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/* 启用ADC0时钟 */
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rcu_periph_clock_enable(RCU_ADC1);
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// 复位ADC配置（可选，但建议初始化时做一次）
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adc_deinit();
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// adc_clock_config(ADC_ADCCK_PCLK2_DIV4);
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// 开启ADC
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adc_enable(ADCX);
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// 等待ADC稳定
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rt_thread_mdelay(100);
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// 执行ADC自校准
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adc_calibration_enable(ADCX);
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adc_clock_config(ADC_ADCCK_PCLK2_DIV4);
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/* 配置ADC引脚为模拟输入模式 */
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gpio_mode_set(ADC_GPIO_PORT, GPIO_MODE_ANALOG, GPIO_PUPD_NONE, VOLTAGE_ADC_PIN);
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gpio_mode_set(ADC_GPIO_PORT, GPIO_MODE_ANALOG, GPIO_PUPD_NONE, CURRENT_ADC_PIN);
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// 配置数据对齐方式为右对齐
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adc_data_alignment_config(ADCX, ADC_DATAALIGN_RIGHT);
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// 配置ADC分辨率：12位
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adc_resolution_config(ADCX, ADC_RESOLUTION_12B);
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// 打开扫描模式
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adc_special_function_config(ADCX, ADC_SCAN_MODE, ENABLE);
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// 禁止连续模式 -> 单次转换模式
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adc_special_function_config(ADCX, ADC_CONTINUOUS_MODE, DISABLE);
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/* ########## 设置转换通道序列 ########## */
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// 配置规则序列的长度：1个通道
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adc_channel_length_config(ADCX, ADC_ROUTINE_CHANNEL, ADC_CHANNEL_NUM);
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}
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// adc电压采集
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float ptz_Voltage_collect_adc1_task()
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{
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// 配置规则序列：序号0是电压通道，序号1是电流通道
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adc_routine_channel_config(ADCX, 0, VOLTAGE_ADC_CHANNEL, ADC_SAMPLETIME_480);
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// 使能外部触发：这里使用软件触发，所以先禁用硬件触发
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adc_external_trigger_config(ADCX, ADC_ROUTINE_CHANNEL, DISABLE);
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// 软件触发使能
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adc_software_trigger_enable(ADCX, ADC_ROUTINE_CHANNEL);
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static float adc1_v[LB_V_TIMES];
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static float curadc1_out_v;
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static uint8_t adc1_v_num;
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int j,k;
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float tem;
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float curadc1;
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uint16_t value_V = 0;
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while(adc_flag_get(ADCX, ADC_FLAG_EOC) == RESET); // 等待转换结束
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value_V = adc_routine_data_read(ADCX); // 读取规则组数据寄存器
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/* 间接测量，11倍分压/放大 */
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adc1_v[adc1_v_num] = (float)value_V / 4095.0 * 3.3;
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adc1_v_num++;
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if(adc1_v_num >= LB_V_TIMES)
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{
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adc1_v_num = 0;
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for(j = 0; j < LB_V_TIMES-1; j++)//采样值由小到大排列
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{
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for(k = 0; k < LB_V_TIMES-j-1; k++)
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{
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if(adc1_v[k] > adc1_v[k+1])
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{
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tem = adc1_v[k];
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adc1_v[k] = adc1_v[k+1];
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adc1_v[k+1] = tem;
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}
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}
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}
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for(uint8_t i = 1; i < LB_V_TIMES - 1; i++)
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{
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curadc1 = curadc1 + adc1_v[i];
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}
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curadc1 = curadc1 /((float)(LB_V_TIMES - 2));//去掉一个最大值和一个最小值求平均值
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// g_ptz.Voltage = curadc1;
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memset(adc1_v, 0, sizeof(adc1_v));//adc1_v 快速清零
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curadc1_out_v = curadc1;
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}
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return curadc1_out_v;
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}
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// adc电流采集
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float ptz_Current_collect_adc1_task()
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{
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// 配置规则序列：序号0是电压通道，序号1是电流通道
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adc_routine_channel_config(ADCX, 0, CURRENT_ADC_CHANNEL, ADC_SAMPLETIME_480);
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// 使能外部触发：这里使用软件触发，所以先禁用硬件触发
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adc_external_trigger_config(ADCX, ADC_ROUTINE_CHANNEL, DISABLE);
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// 软件触发使能
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adc_software_trigger_enable(ADCX, ADC_ROUTINE_CHANNEL);
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static float adc1_i[LB_I_TIMES];
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static float curadc1_out_i;
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static uint8_t adc1_i_num;
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int j,k;
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float tem;
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float curadc1;
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uint16_t value_I = 0;
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while(adc_flag_get(ADCX, ADC_FLAG_EOC) == RESET); // 等待转换结束
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value_I = adc_routine_data_read(ADCX); // 读取规则组数据寄存器
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/* 间接测量，11倍分压/放大 */
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adc1_i[adc1_i_num] = (((float)value_I / 4096.0 * 3.3) - 3.3 / 2) / 0.132;
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adc1_i_num++;
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if(adc1_i_num >= LB_I_TIMES)
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{
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adc1_i_num = 0;
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for(j = 0; j < LB_I_TIMES-1; j++)//采样值由小到大排列
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{
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for(k = 0; k < LB_I_TIMES-j-1; k++)
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{
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if(adc1_i[k] > adc1_i[k+1])
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{
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tem = adc1_i[k];
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adc1_i[k] = adc1_i[k+1];
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adc1_i[k+1] = tem;
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}
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}
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}
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for(uint8_t i = 1; i < LB_I_TIMES - 1; i++)
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{
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curadc1 = curadc1 + adc1_i[i];
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}
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curadc1 = curadc1 /((float)(LB_I_TIMES - 2));//去掉一个最大值和一个最小值求平均值
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// g_ptz.Voltage = curadc1;
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memset(adc1_i, 0, sizeof(adc1_i));//adc1_i 快速清零
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curadc1_out_i = curadc1;
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}
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return curadc1_out_i;
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}
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//温度采集
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float ptz_temperature_collect_tmp75_task()
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{
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static float tmp75[5];
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static unsigned char tmp75_num;
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static float curtmp75_out;
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float curtmp75;
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float tem;
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int j,k;
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tmp75[tmp75_num] = tmp75_read_temp();
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tmp75_num ++;
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if(tmp75_num >= LB_T_TIMES)
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{
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tmp75_num = 0;
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for(j = 0; j < LB_T_TIMES-1; j++)//采样值由小到大排列
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{
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for(k = 0; k < LB_T_TIMES-j-1; k++)
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{
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if(tmp75[k] > tmp75[k+1])
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{
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tem = tmp75[k];
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tmp75[k] = tmp75[k+1];
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tmp75[k+1] = tem;
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}
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}
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}
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for(uint8_t i = 1; i < LB_T_TIMES - 1; i++)
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{
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curtmp75 = curtmp75 + tmp75[i];//去掉一个最大值和一个最小值
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}
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curtmp75 = curtmp75 / ((float)(LB_T_TIMES - 2));
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curtmp75_out = curtmp75;
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memset(tmp75, 0, sizeof(tmp75));
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}
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return curtmp75_out;
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}
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