YuanHongbin/Acc_Support_29V_HV2.x
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1、修改ADC初始化及DMA初始化参数，调整启动时等待电流稳定采初始电流相关代码。

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This commit is contained in:
cui635
2025-10-16 17:22:59 +08:00
parent 3ccc65158c
commit 4050527cdf
5 changed files with 58 additions and 39 deletions
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Project/HC32F460/MDK/HC32F460.uvoptx
+21 -14
View File
@@ -153,7 +153,24 @@
<Name></Name>
</SetRegEntry>
</TargetDriverDllRegistry>
<Breakpoint/>
<Breakpoint>
<Bp>
<Number>0</Number>
<Type>0</Type>
<LineNumber>291</LineNumber>
<EnabledFlag>1</EnabledFlag>
<Address>4146</Address>
<ByteObject>0</ByteObject>
<HtxType>0</HtxType>
<ManyObjects>0</ManyObjects>
<SizeOfObject>0</SizeOfObject>
<BreakByAccess>0</BreakByAccess>
<BreakIfRCount>1</BreakIfRCount>
<Filename>..\source\Module\dc_motor\dc_motor.c</Filename>
<ExecCommand></ExecCommand>
<Expression>\\BombSensor\../source/Module/dc_motor/dc_motor.c\291</Expression>
</Bp>
</Breakpoint>
<WatchWindow1>
<Ww>
<count>0</count>
@@ -248,17 +265,7 @@
<Ww>
<count>18</count>
<WinNumber>1</WinNumber>
<ItemText>newSpeed,0x0A</ItemText>
</Ww>
<Ww>
<count>19</count>
<WinNumber>1</WinNumber>
<ItemText>g_motorSpeed,0x0A</ItemText>
</Ww>
<Ww>
<count>20</count>
<WinNumber>1</WinNumber>
<ItemText>g_adc_val,0x0A</ItemText>
<ItemText>g_motor_data</ItemText>
</Ww>
</WatchWindow1>
<Tracepoint>
@@ -266,8 +273,8 @@
</Tracepoint>
<DebugFlag>
<trace>0</trace>
<periodic>0</periodic>
<aLwin>1</aLwin>
<periodic>1</periodic>
<aLwin>0</aLwin>
<aCover>0</aCover>
<aSer1>0</aSer1>
<aSer2>0</aSer2>
Project/HC32F460/source/Module/dc_motor/dc_motor.c
+23 -16
View File
@@ -3,9 +3,6 @@
#include "Debug.h"
#include "math.h"
#define ADC_CH_NUM 3 /* 需要转换的通道数目 */
#define ADC_COLL 100 /* 单采集次数 */
#define ADC_SUM ADC_CH_NUM * ADC_COLL /* 总采集次数 */
// 全局变量
@@ -71,15 +68,15 @@ void DCMOTORDBGOnOff(uint8_t OnOff)
#endif
extern uint16_t m_au16Adc1SaValue[ADC_CH_NUM * ADC_COLL];
uint16_t init_adc_val;
uint16_t AdcInitCnt = 0;
#define Adc 0.80566 //3.3/4096=0.00080566 //ADC分辨率
#define ADC_CH_NUM 3
uint16_t g_adc_val[ADC_CH_NUM];
uint16_t g_adc_val[ADC_CH_NUM];
extern uint16_t m_au16Adc1SaValue[ADC_CH_NUM * ADC_COLL];
/************************************* 第二部分 电压电流温度采集 **********************************************/
@@ -241,7 +238,7 @@ void speed_computer(int32_t encode_now, uint8_t ms)
* 返 回 值: 无
*****************************************************************************************/
bool AdcInitStatus = false; //ADC初始化状态标志位
bool AdcInitSta = false; //ADC电流电压采集初始化标志位
volatile bool AdcInitSta = false; //ADC电流电压采集初始化标志位
uint16_t AdcDly = 0; //ADC采样定时计数
void Adc1mSRoutine(void)
{
@@ -266,16 +263,15 @@ void Adc1mSRoutine(void)
*****************************************************************************************/
void AdcLoopHander(void)
{
uint32_t temp = 0;
int i;
float temp_c = 0.0;
//开机等待电流数据稳定，采集稳定电流值为初始值
//开机等待电流数据稳定1秒，采集稳定电流值为初始值
if((AdcInitStatus == true) && (AdcInitSta == false))
{
AdcInitCnt++;
ADC_Start();
while(DMA_GetChFlag(M4_DMA1, DmaCh0Sta) != DmaTransferComplete);
init_adc_val += m_au16Adc1SaValue[2u]; /* 现在的值和上一次存储的值相加 */
init_adc_val /= 2; /* 取平均值 */
AdcInitCnt++;
if(AdcInitCnt < 1000)
{
AdcInitStatus = false;
@@ -283,6 +279,15 @@ void AdcLoopHander(void)
}
else
{
while(DMA_GetChFlag(M4_DMA1, DmaCh0Sta) != DmaTransferComplete);
for(i=0;i<ADC_COLL;i++) /* 循环ADC_COLL次取值，累加 */
{
init_adc_val += m_au16Adc1SaValue[2+i*ADC_CH_NUM];
if(i > 0)
{
init_adc_val /= 2; /* 取平均值 */
}
}
DCMOTOR_DBG_LOG("init_adc_val %d.\n", init_adc_val);
AdcInitSta = true;
}
@@ -292,7 +297,7 @@ void AdcLoopHander(void)
{
float BatVoltage = 0;
AdcDly = 1000;
if(AdcInitSta == true)
if(AdcInitSta != false)
{
while(DMA_GetChFlag(M4_DMA1, DmaCh0Sta) != DmaTransferComplete);
DMA_Cmd(M4_DMA1, Disable);
@@ -303,12 +308,14 @@ void AdcLoopHander(void)
temp_c = (g_adc_val[2]-init_adc_val)*ADC2CURT;
DCMOTOR_DBG_LOG("ADC3_IN3 value %d.\t Current:%.1fmA \r\n", g_adc_val[2u], temp_c);
// g_motor_data.current = temp_c;
g_motor_data.current = (float)((g_motor_data.current * (float)0.60) + ((float)0.40 * temp_c)); /* 一阶低通滤波 */
if (g_motor_data.current <= 20) /* 过滤掉微弱浮动电流 */
if (abs(g_motor_data.current) <= 20) /* 过滤掉微弱浮动电流 */
{
g_motor_data.current = 0.0;
}
DCMOTOR_DBG_LOG("\t\t\t g_motor_data.current:%.1fmA \r\n", g_adc_val[2u], g_motor_data.current);
DCMOTOR_DBG_LOG("\t\t\t g_motor_data.current:%.1fmA \r\n", g_motor_data.current);
DMA_Cmd(M4_DMA1, Enable);
}
}
Project/HC32F460/source/Module/dc_motor/dc_motor.h
+4
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@@ -2,6 +2,10 @@
#ifndef __DCMOTOR_H
#define __DCMOTOR_H
#define ADC_CH_NUM 3 /* 需要转换的通道数目 */
#define ADC_COLL 100 /* 单采集次数 */
#define ADC_SUM ADC_CH_NUM * ADC_COLL /* 总采集次数 */
#define HC32F170 (0u) //HC32F170JATA
Project/HC32F460/source/User/Src/bsp.c
+9 -9
View File
@@ -17,7 +17,7 @@
static void SystemClockConfig(void);
uint16_t m_au16Adc1SaValue[4];
uint16_t m_au16Adc1SaValue[ADC_CH_NUM * ADC_COLL];
void FlashWrite(uint32_t *wData, uint32_t wLen)
{
@@ -1163,15 +1163,15 @@ static void AdcSetChannelPinMode(uint32_t u32Channel)
static void AdcChannelConfig(void)
{
stc_adc_ch_cfg_t stcChCfg;
uint8_t au8Adc1SaSampTime[4] = {255, 255, 255, 255};
uint8_t au8Adc1SaSampTime[3] = {2255, 255, 255};
MEM_ZERO_STRUCT(stcChCfg);
stcChCfg.u32Channel = ADC1_CH0 | ADC1_CH1 | ADC1_CH2 | ADC1_CH3;
stcChCfg.u32Channel = ADC1_CH1 | ADC1_CH2 | ADC1_CH3;
stcChCfg.u8Sequence = ADC_SEQ_A;
stcChCfg.pu8SampTime = au8Adc1SaSampTime;
AdcSetChannelPinMode(ADC1_CH0);
// AdcSetChannelPinMode(ADC1_CH0);
AdcSetChannelPinMode(ADC1_CH1);
AdcSetChannelPinMode(ADC1_CH2);
AdcSetChannelPinMode(ADC1_CH3);
@@ -1210,12 +1210,12 @@ static void AdcDmaConfig(void)
MEM_ZERO_STRUCT(stcDmaCfg);
stcDmaCfg.u16BlockSize = 4;
stcDmaCfg.u16BlockSize = 3;
stcDmaCfg.u16TransferCnt = 0u;
stcDmaCfg.u32SrcAddr = (uint32_t)(&M4_ADC1->DR0);
stcDmaCfg.u32SrcAddr = (uint32_t)(&M4_ADC1->DR1);
stcDmaCfg.u32DesAddr = (uint32_t)(m_au16Adc1SaValue);
stcDmaCfg.u16DesRptSize = 4;
stcDmaCfg.u16SrcRptSize = 4;
stcDmaCfg.u16DesRptSize = ADC_SUM;
stcDmaCfg.u16SrcRptSize = 3;
stcDmaCfg.u32DmaLlp = 0u;
stcDmaCfg.stcSrcNseqCfg.u16Cnt = 0u;
stcDmaCfg.stcSrcNseqCfg.u32Offset = 0u;
@@ -1228,7 +1228,7 @@ static void AdcDmaConfig(void)
stcDmaCfg.stcDmaChCfg.enSrcNseqEn = Disable;
stcDmaCfg.stcDmaChCfg.enDesNseqEn = Disable;
stcDmaCfg.stcDmaChCfg.enTrnWidth = Dma16Bit;
stcDmaCfg.stcDmaChCfg.enLlpEn = Disable;
stcDmaCfg.stcDmaChCfg.enLlpEn = Enable;
/* Enable DMA interrupt. */
stcDmaCfg.stcDmaChCfg.enIntEn = Enable;
Project/HC32F460/source/User/Src/main.c
+1
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@@ -640,5 +640,6 @@ void RtcPeriod_IrqCallback(void)
void ADC_DMA_CallBack(void)
{
}