求助！STM32F103+ATT7022EU,读不到电压、电流、频率-第3页回答

求助！STM32F103+ATT7022EU,读不到电压、电流、频率

2019-08-20 19:23发布

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狄胜倩

1楼-- · 2019-08-23 01:21

请问你的STM32的SPI与ATT7022是直连的吗？

xuyan021

2楼-- · 2019-08-23 03:47

感觉还是你的SPI设置有问题。明天我把我的程序放上来。我6月份时写过ATT7022E的程序。

xuyan021

3楼-- · 2019-08-23 06:14

[mw_shl_code=c,true]void SPI1_Init(void) { RCC->APB2ENR|=1<<12; //SPI1时钟使能 //这里只针对SPI口初始化 GPIOA->CRL&=0X000FFFFF; GPIOA->CRL|=0XB8B00000; //PA5.6.7?? GPIOC->CRL&=0XFFF0FFFF; //PC4(CS)设置成输出，上拉 GPIOC->CRL|=0X00030000; GPIOC->ODR|=0X1<<4; SPI1->CR1|=0<<10; //全双工模式 SPI1->CR1|=1<<9; //软件nss管理 SPI1->CR1|=1<<8; SPI1->CR1|=1<<2; //SPI主机 SPI1->CR1|=0<<11; //8bit数据格式 SPI1->CR1|=1<<0; //数据采样从第二个时间边沿开始,CPHA=1 SPI1->CR1|=1<<3; //Fsck=Fpclk1/4 SPI1->CR1|=0<<7; //MSBfirst SPI1->CR1|=1<<6; //SPI设备使能 SPI1_ReadWriteByte(0xff);//启动传输 } u8 SPI1_ReadWriteByte(u8 TxData) { while((SPI1->SR&1<<1)==0); //等待发送区空 SPI1->DR=TxData; //发送一个byte while((SPI1->SR&1<<0)==0); //等待接收完一个byte return SPI1->DR; //返回收到的数据 } u32 readSPI(u8 SPI_CMD) { u32 temp; u8 i,a[3]; SPI_CS = 0 ; SPI1_ReadWriteByte(SPI_CMD); delay_us(3); for(i=0;i<3;i++){ a=SPI1_ReadWriteByte(0xff); } temp=a[0]; temp=(temp<<8)+a[1]; temp=(temp<<8)+a[2]; SPI_CS = 1 ; return temp; } void WriteSPI(u8 SPI_CMD,u32 dwData) { u8 i,b[3]; SPI_CS = 0 ; b[0]=dwData>>16; b[1]=dwData>>8; b[2]=dwData; SPI1_ReadWriteByte(SPI_CMD); for(i=0;i<3;i++) b=SPI1_ReadWriteByte(b); SPI_CS = 1 ; } u8 Read7022d(u8 Cmd,u32 *CH) { u32 Temp; *CH=readSPI(Cmd); Temp=readSPI(0x2D); if(Temp==(*CH)) return 1; else return 0; } u8 Write7022d(u8 Cmd,u32 dwData) { u32 Temp; WriteSPI(Cmd,dwData); delay_us(3); Temp=readSPI(0x2D); if((Temp==dwData)) return 1; else return 0; } void ATT7022E_Init(void) { u8 a[36]; u32 temp[12]; GPIOB->CRL&=0XFFFFFF00; //PB0/PB1(REST,WP)设置成输出，默认下拉 GPIOB->CRL|=0X00000015; GPIOC->CRL&=0XFF0FFFFF; //PC5(SIG)设置成输入 GPIOC->CRL|=0X00400000; REST=0; //复位ATT7022E delay_us(25); REST=1; delay_ms(25); while(SIG); Result=readSPI(0); AT24CXX_Read(0x00,a,36); while(!Write7022d(0x81,0xB9FE)); //设置配置寄存器 while(!Write7022d(0x83,0xF804)); //设置EMU单元配置寄存器 while(!Write7022d(0xB1,0x3427)); //模拟模块使能，开通高能滤波 while(!Write7022d(0x9E,0x1B6)); //高频脉冲输出参数 while(!Write7022d(0xB0,0x0002)); //设置数据更新中断使能 while(!Write7022d(0x9d,0x418)); //设置启动功率 temp[0]=(u32)(a[2])*0x10000+(u32)(a[1])*0x100+a[0]; //A Power temp[1]=(u32)(a[5])*0x10000+(u32)(a[4])*0x100+a[3]; //B Power temp[2]=(u32)(a[8])*0x10000+(u32)(a[7])*0x100+a[6]; //C Power temp[3]=(u32)(a[11])*0x10000+(u32)(a[10])*0x100+a[9]; //A PA temp[4]=(u32)(a[14])*0x10000+(u32)(a[13])*0x100+a[12]; //B PA temp[5]=(u32)(a[17])*0x10000+(u32)(a[16])*0x100+a[15]; //C PA temp[6]=(u32)(a[20])*0x10000+(u32)(a[19])*0x100+a[18]; //A Voltage temp[7]=(u32)(a[23])*0x10000+(u32)(a[22])*0x100+a[21]; //B Voltage temp[8]=(u32)(a[26])*0x10000+(u32)(a[25])*0x100+a[24]; //C Voltage temp[9]=(u32)(a[29])*0x10000+(u32)(a[28])*0x100+a[27]; //A Current temp[10]=(u32)(a[32])*0x10000+(u32)(a[31])*0x100+a[30]; //B Current temp[11]=(u32)(a[35])*0x10000+(u32)(a[34])*0x100+a[33]; //C Current while(!Write7022d(0x84,temp[0])); //A相功率校验寄存器 while(!Write7022d(0x87,temp[0])); //B相功率校验寄存器 while(!Write7022d(0x8a,temp[0])); //C相功率校验寄存器 while(!Write7022d(0x85,temp[1])); //A相相位补偿寄存器 while(!Write7022d(0x88,temp[1])); //B相相位补偿寄存器 while(!Write7022d(0x8b,temp[1])); //C相相位补偿寄存器 while(!Write7022d(0x86,temp[2])); //A while(!Write7022d(0x89,temp[2])); while(!Write7022d(0x8c,temp[2])); while(!Write7022d(0x8d,temp[3])); while(!Write7022d(0x90,temp[3])); while(!Write7022d(0x8e,temp[4])); //B while(!Write7022d(0x91,temp[4])); while(!Write7022d(0x9f,temp[5])); //C while(!Write7022d(0x92,temp[5])); while(!Write7022d(0x97,temp[6])); //A/B/C电压 while(!Write7022d(0x98,temp[7])); while(!Write7022d(0x99,temp[8])); while(!Write7022d(0x9a,temp[9])); //A/B/C电流 while(!Write7022d(0x9b,temp[10])); while(!Write7022d(0x9c,temp[11])); while(!Write7022d(0x00C5,0x000002)); //开启同步采样数据缓冲功能 while(!Write7022d(0x00C9,0x000001)); TIM4_Int_Init(1139,35999); } void ProcessATT7022E(void) { while(!Read7022d(CurrentA_ADDR,&Data.CurrentA)); while(!Read7022d(CurrentB_ADDR,&Data.CurrentB)); while(!Read7022d(CurrentC_ADDR,&Data.CurrentC)); Data.CurrentA=Data.CurrentA*100/8192; Data.CurrentB=Data.CurrentB*100/8192; Data.CurrentC=Data.CurrentC*100/8192; while(!Read7022d(VoltageA_ADDR,&Data.VoltageA)); while(!Read7022d(VoltageB_ADDR,&Data.VoltageB)); while(!Read7022d(VoltageC_ADDR,&Data.VoltageC)); Data.VoltageA=Data.VoltageA*100/8192; Data.VoltageB=Data.VoltageB*100/8192; Data.VoltageC=Data.VoltageC*100/8192; while(!Read7022d(Power_ADDR, &Data.Energy[0])); while(!Read7022d(PowerA_ADDR,&Data.Energy[1])); while(!Read7022d(PowerB_ADDR,&Data.Energy[2])); while(!Read7022d(PowerC_ADDR,&Data.Energy[3])); if(Data.Energy[0]>0x800000){ Data.Energy[0]=~Data.Energy[0]+1; Data.Energy[0]=Data.Energy[0]&0x00ffffff; } Data.Energy[0]=Data.Energy[0]*K*2000; if(Data.Energy[1]>0x800000){ Data.Energy[1]=~Data.Energy[1]+1; Data.Energy[1]=Data.Energy[1]&0x00ffffff; } Data.Energy[1]=Data.Energy[1]*K*1000; if(Data.Energy[2]>0x800000){ Data.Energy[2]=~Data.Energy[2]+1; Data.Energy[2]=Data.Energy[2]&0x00ffffff; } Data.Energy[2]=Data.Energy[2]*K*1000; if(Data.Energy[3]>0x800000){ Data.Energy[3]=~Data.Energy[3]+1; Data.Energy[3]=Data.Energy[3]&0x00ffffff; } Data.Energy[3]=Data.Energy[3]*K*1000; while(!Read7022d(Repower_ADDR, &Data.ReEnergy[0])); while(!Read7022d(RepowerA_ADDR,&Data.ReEnergy[1])); while(!Read7022d(RepowerB_ADDR,&Data.ReEnergy[2])); while(!Read7022d(RepowerC_ADDR,&Data.ReEnergy[3])); if(Data.ReEnergy[0]>0x800000){ Data.ReEnergy[0]=~Data.ReEnergy[0]+1; Data.ReEnergy[0]=Data.ReEnergy[0]&0x00ffffff; } Data.ReEnergy[0]=Data.ReEnergy[0]*K*2000; if(Data.ReEnergy[1]>0x800000){ Data.ReEnergy[1]=~Data.ReEnergy[1]+1; Data.ReEnergy[1]=Data.ReEnergy[1]&0x00ffffff; } Data.ReEnergy[1]=Data.ReEnergy[1]*K*1000; if(Data.ReEnergy[2]>0x800000){ Data.ReEnergy[2]=~Data.ReEnergy[2]+1; Data.ReEnergy[2]=Data.ReEnergy[2]&0x00ffffff; } Data.ReEnergy[2]=Data.ReEnergy[2]*K*1000; if(Data.ReEnergy[3]>0x800000){ Data.ReEnergy[3]=~Data.ReEnergy[3]+1; Data.ReEnergy[3]=Data.ReEnergy[3]&0x00ffffff; } Data.ReEnergy[3]=Data.ReEnergy[3]*K*1000; while(!Read7022d(Frequency_C_ADDR,&Data.Frequency)); Data.Frequency=Data.Frequency*100/8192.0; while(!Read7022d(PF_ADDR, &Data.Phasy[0])); while(!Read7022d(PF_A_ADDR,&Data.Phasy[1])); while(!Read7022d(PF_B_ADDR,&Data.Phasy[2])); while(!Read7022d(PF_C_ADDR,&Data.Phasy[3])); if(Data.Phasy[0]>0x800000){ Data.Phasy[0]=~Data.Phasy[0]+1; Data.Phasy[0]=Data.Phasy[0]&0x00ffffff; } Data.Phasy[0]=(Data.Phasy[0]/8388608.0)*1000; if(Data.Phasy[1]>0x800000){ Data.Phasy[1]=~Data.Phasy[1]+1; Data.Phasy[1]=Data.Phasy[1]&0x00ffffff; } Data.Phasy[1]=(Data.Phasy[1]/8388608.0)*1000; if(Data.Phasy[2]>0x800000){ Data.Phasy[2]=~Data.Phasy[2]+1; Data.Phasy[2]=Data.Phasy[2]&0x00ffffff; } Data.Phasy[2]=(Data.Phasy[2]/8388608.0)*1000; if(Data.Phasy[3]>0x800000){ Data.Phasy[3]=~Data.Phasy[3]+1; Data.Phasy[3]=Data.Phasy[3]&0x00ffffff; } Data.Phasy[3]=(Data.Phasy[3]/8388608.0)*1000; readADC(); while(!Write7022d(0x00C5,0)); //关闭同步采样数据缓冲功能 while(!Write7022d(0x00C5,2)); //开启同步采样数据缓冲功能 } void readADC(void) { unsigned char i; for(i=0;i<64;i++){ ADC_BUF.ADC_VoltageA=readSPI(0x7f); ADC_BUF.ADC_VoltageB=readSPI(0x7f); ADC_BUF.ADC_VoltageC=readSPI(0x7f); ADC_BUF.ADC_CurrentA=readSPI(0x7f); ADC_BUF.ADC_CurrentB=readSPI(0x7f); ADC_BUF.ADC_CurrentC=readSPI(0x7f); ADC_BUF.ADC_CurrentN=readSPI(0x7f); } } [/mw_shl_code]

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正点原子
4楼-- · 2019-08-23 06:22

精彩回答 2  元偷偷看……

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狄胜倩
5楼-- · 2019-08-23 08:38

回复【13楼】masosam:
---------------------------------
请问您调出来了吗？求指导

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只是那个明
6楼-- · 2019-08-23 11:07

xuyan021 发表于 2015-11-30 00:17
[mw_shl_code=c,true]void SPI1_Init(void)
{
RCC->APB2ENR|=1<<12;    //SPI1时钟使能

首先感谢你奉献你的代码！请问你用粘贴出来的程序读出了ATT7022E中的电压、电流、功率数值吗？

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