247 lines
5.8 KiB
C
247 lines
5.8 KiB
C
#include "RN8209D.h"
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unsigned int Sum = 0;
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MeterData Pre_MeterData;
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static unsigned short EC = 2400;
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static unsigned int HFConst = 8840;
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static float Kp = 3.7028E-05;
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float Kv = 1;
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float Ki = 0.000109495519149863;
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static unsigned int GPQA = 0;//0xf528;
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static unsigned char PhsA = 0;//0xcf;
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float IA = 0.0;
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float IB = 0.0;
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float Vol = 0.0;
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float PA = 0.0;
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float PB = 0.0;
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float EA = 0.0;
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float Fr = 0.0;
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void rn8209d_Init(void)
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{
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EMU_init_xlq(); //
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// delay_us(100);
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}
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void EMU_init_xlq(void)
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{
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uint16_t data = 0;
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uint32_t tmp32 = 0;
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uint8_t tmp8 = 0;
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tmp32 = READ_SPI(ADDeviceID2,3);//芯片ID
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sprintf(Tx3_Buff,"ID2:0x%x\r\n",tmp32);
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HAL_UART_Transmit_DMA(&huart3,Tx3_Buff,strlen(Tx3_Buff));
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if(tmp32 != 0x00820904) //读ID
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{
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// printf("dev id = 0x%x erro\n",tmp32);
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return;
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}
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// 锐能微第三代单相计量芯片RN8209C、D应用笔记v1.3.pdf：4.1 上电配置步骤
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Write_SPI(WriteEn,0xE5,1); // 使能写操作
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Write_SPI(WriteEn,0xFA,1); // 复位
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delay_us(300);
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Write_SPI(WriteEn,0xE5,1); // 使能写操作
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Sum= READ_SPI(0x43,1); // 校表寄存器效验和
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//printf("Sum=0x%x\n", Sum);
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// v1.5第17页，系统控制寄存器 SYSCON(0x00)
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data = 0<<6 | // ADC2ON =1：表示 ADC 电流通道 B 开启；
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0<<4 | // 电流通道 B 模拟增益选择: PGA=4， 0 1 2 -对应1 2 4 -
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0<<2 | // 电压通道模拟增益选择: PGA=1， 0 1 2 3对应1 2 4 4
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1<<1 |
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1; // 电流通道 A 模拟增益选择: PGA=16，0 1 2 3对应1 2 8 16
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Write_SPI(ADSYSCON,data,2);
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data = READ_SPI(ADSYSCON,2);
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// printf("SYSCON=0x%x\n", data);
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Write_SPI(ADHFConst,HFConst,2);
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data = READ_SPI(ADHFConst,2);
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// printf("HFConst = 0x%x",data);
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// v1.5第18页，计量控制寄存器 EMUCON(0x01)
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data = 0<<15 | // =0：29/2B 电能寄存器为累加型；
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0<<14 | // HPFIBOFF=0：使能 IB 通道数字高通滤波器
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1<<12 | // 自定义能量累加方式选择:只累加正向功率 2BH
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1<<10 | // 有功能量累加方式选择:只累加正向功率 29H
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0<<6 | // HPFIAOFF=0：使能 IA 通道数字高通滤波器
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0<<5 | // HPFUOFF=0：使能 U 通道数字高通滤波器
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0<<1 | // DRUN=0，关闭 QF 脉冲输出和自定义电能寄存器累加。
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1<<0 ; // PRUN=1，使能 PF 脉冲输出和有功电能寄存器累加
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Write_SPI(ADEMUCON,data,2);
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data = READ_SPI(ADEMUCON,2);
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// printf("EMUCON=0x%x\n", data); // 0x1401
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// v1.5第23页，计量控制寄存器 EMUCON2(0x17)
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data = 0<<12 | // =00:频率测量的时间为 32 个周波；
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0<<7 | // =0，功率及有效值寄存器更新速度为 3.495Hz；
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3<<4 | // =11:自定义电能输入选择为通道 B 有功功率
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0<<3 ; // =0，电能寄存器 2 不启用定时冻结功能，默认为读后清零寄存器。
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Write_SPI(ADEMUCON2,data,2);
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data = READ_SPI(ADEMUCON2,2);
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// printf("EMUCON2=0x%x\n", data);
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// 1.0L A通道功率增益
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Write_SPI(ADGPQA,GPQA,2);
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data = READ_SPI(ADGPQA,2);
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// printf("ADGPQA=0x%x\n", data);
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// 0.5L A通道相位
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Write_SPI(ADPhsA,PhsA,1);
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data = READ_SPI(ADPhsA,1);
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// printf("ADPhsA=0x%x\n", data);
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data = 1;
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Write_SPI(ADCLKCON,data,2); //波形缓存模块时钟使能
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// data = 1<<7;
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// Write_SPI(ADIE,data,1); //使能波形数据更新中断
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data = 1<<2|1<<1;
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Write_SPI(WAVE_IE,data,1); //波形半满中断和数据覆盖错误中断
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tmp8 = READ_SPI(WAVE_IF,1); //清除中断
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Start_Wave(); //开启波性缓存
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HAL_Delay(1);
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sprintf(Tx3_Buff,"WAVE_IF:0x%x\r\n",tmp8);
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HAL_UART_Transmit_DMA(&huart3,Tx3_Buff,strlen(Tx3_Buff));
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HAL_Delay(1);
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Write_SPI(WriteEn,0xDC,1); //关闭写操作
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Sum = READ_SPI(ADEMUStatus,3); // 校表寄存器效验和
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Sum &= 0x00FFFF;
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// printf("Sum=0x%x\n", Sum); //
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}
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uint32_t READ_SPI(unsigned char Address, unsigned char Data_len)
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{
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uint8_t i,for_len;
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uint8_t data[4];
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uint32_t dwData;
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Address |= 0x00;
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SPI_CS_LOW(); // 开启SPI传输
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HAL_SPI_Transmit(&hspi1,&Address,1,SPI_TIMEOUT);
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HAL_SPI_Receive(&hspi1,data,Data_len,SPI_TIMEOUT);
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SPI_CS_HIGH(); //关闭SPI传输
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dwData = 0x00000000; // Read 24bit
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for(i=0;i<Data_len;i++)
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{
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dwData =(dwData<<8)|data[i];
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}
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return dwData;
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}
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/**************************Wr_Dat_8209******************************/
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void Write_SPI(unsigned char Address,uint32_t dwData, unsigned char Date_len)
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{
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uint8_t i,data[4];
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for(i =0;i<Date_len;i++)
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{
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data[i] = dwData>>(Date_len-1-i)*8;
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}
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SPI_CS_LOW(); //开启SPI传输
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Address |= 0x80;//write
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HAL_SPI_Transmit(&hspi1,&Address,1,SPI_TIMEOUT);
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HAL_SPI_Transmit(&hspi1,data,Date_len,SPI_TIMEOUT);
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SPI_CS_HIGH(); //结束传输
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delay_us(2);
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}
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void rn8209_ReadAll(void)
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{
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int tmp = 0;
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unsigned int tmp32 = 0;
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tmp32 = READ_SPI(ADDeviceID,3);//芯片ID
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if(tmp32 != 0x00820900) //读ID
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{
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// printf("dev id = 0x%x erro\n",tmp32);
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EMU_init_xlq();
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return;
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}
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tmp32 = READ_SPI(ADEMUStatus,3);//校表寄存器效验和,每5秒读一次即可
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if(Sum != (tmp32&0x00FFFF))
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{
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rn8209d_Init();
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// printf("erro: sum =0x%x \r\n",tmp32);
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return;
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}
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tmp = READ_SPI(ADURMS,3); // 电压有效值
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if(tmp & 0x800000)
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{
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tmp = 0;
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}
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Vol = tmp;
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tmp = READ_SPI(ADIARMS,3); // A通道的电流有效值
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if (tmp & 0x800000)
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{
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tmp = 0;
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}
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IA = tmp;
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// tmp32 = READ_SPI(ADUFreq,2); //pinlv
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sprintf(Tx3_Buff,"URMS=%0.0f, IARMS=%0.0f\r\n",Vol,IA*Ki);
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HAL_UART_Transmit_DMA(&huart3,Tx3_Buff,strlen(Tx3_Buff));
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tmp = READ_SPI(ADIBRMS,3); // B通道的电流有效值
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if (tmp & 0x800000)
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{
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tmp = 0;
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}
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IB = tmp*Ki;
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// printf("IBreg=%d, IB=%0.2f A\n",tmp,IB);
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tmp = READ_SPI(ADPowerPA,4); // A通道的功率有效值
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if (tmp < 0)
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{
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tmp = 0xffffffff - tmp;
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}
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PA = tmp*Kp;
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// printf("PA reg = %d,PA=%0.2f W\n",tmp,PA);
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tmp = READ_SPI(ADPowerPB,4);
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if (tmp & 0x80000000)
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{
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tmp = 0;
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}
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PB = tmp*Kp;
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// printf("PB=%0.2f W\n",PB);
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tmp = READ_SPI(ADEnergyP,3);
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EA = tmp*1.0*(1/EC); // A通道的电量，单位kWh
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// printf("EA=%f kWh\n",EA);
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tmp = READ_SPI(ADUFreq,2);
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Fr=(3579545.0/8)/tmp;
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// printf("Freq=%0.2f Hz\n",Fr);
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}
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void Start_Wave()
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{
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uint8_t i,data[4] = {0};
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SPI_CS_LOW(); //开启SPI传输
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data[0] = 0xEA;
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data[1] = 0x87;
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data[2] = 0<<6|1;
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data[3] = ~(data[0]+data[1] +data[2]);
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HAL_SPI_Transmit(&hspi1,data,4,SPI_TIMEOUT);
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SPI_CS_HIGH(); //结束传输
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delay_us(2);
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}
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