Add MD file

README.md

@@ -0,0 +1,25 @@
+# 基于 Raspberry Pico / Pico W 的电能计量模块（IM1253B）
+ * 可以计算电压、电流、功率、电能、功率因数、二氧化碳、温度、频率
+
+## Build
+```
+    # 使用WSL Debian GNU/Linux 12 (bookworm) 构建
+    # 确保Pico-SDK环境变量
+    export PICO_SDK_PATH=/mnt/c/Users/niuyuling/Desktop/raspberry-pico/SDK/pico-sdk
+    export PICO_EXTRAS_PATH=/mnt/c/Users/niuyuling/Desktop/raspberry-pico/SDK/pico-extras
+    
+    apt install cmake gcc-arm-none-eabi gcc g++
+    apt install gdb-multiarch automake autoconf build-essential texinfo libtool libftdi-dev libusb-1.0-0-dev
+    
+    git clone https://git.aixiao.me/aixiao/IM1253B.git
+    cd IM1253B
+    
+    mkdir -p build
+    cd build
+    cmake ..
+    #cmake -DPICO_BOARD=pico_w ..
+    make
+
+    
+```
+

main.c

@@ -77,14 +77,14 @@ void Analysis_data(void)
         unsigned char byte[2];
     } crcnow;
 
-    if (receive_finished == 1)  //接收完成
+    if (receive_finished == 1)  // 接收完成
     {
         receive_finished = 0;
 
-        if (Rx_Buffer[0] == Read_ID) //确认 ID 正确
+        if (Rx_Buffer[0] == Read_ID) // 确认 ID 正确
         {
-            crcnow.word16 = chkcrc(Rx_Buffer, reveive_number - 2); //reveive_number 是接收数据总长度
-            if ((crcnow.byte[0] == Rx_Buffer[reveive_number - 1]) && (crcnow.byte[1] == Rx_Buffer[reveive_number - 2])) //确认 CRC 校验正确
+            crcnow.word16 = chkcrc(Rx_Buffer, reveive_number - 2); // reveive_number 是接收数据总长度
+            if ((crcnow.byte[0] == Rx_Buffer[reveive_number - 1]) && (crcnow.byte[1] == Rx_Buffer[reveive_number - 2])) // 确认 CRC 校验正确
             {
                 Voltage_data = (((unsigned long)(Rx_Buffer[3])) << 24) | (((unsigned long)(Rx_Buffer[4])) << 16) | (((unsigned long)(Rx_Buffer[5])) << 8) | Rx_Buffer[6];
                 Current_data = (((unsigned long)(Rx_Buffer[7])) << 24) | (((unsigned long)(Rx_Buffer[8])) << 16) | (((unsigned long)(Rx_Buffer[9])) << 8) | Rx_Buffer[10];
@@ -92,6 +92,9 @@ void Analysis_data(void)
                 Energy_data = (((unsigned long)(Rx_Buffer[15])) << 24) | (((unsigned long)(Rx_Buffer[16])) << 16) | (((unsigned long)(Rx_Buffer[17])) << 8) | Rx_Buffer[18];
                 Pf_data = (((unsigned long)(Rx_Buffer[19])) << 24) | (((unsigned long)(Rx_Buffer[20])) << 16) | (((unsigned long)(Rx_Buffer[21])) << 8) | Rx_Buffer[22];
                 CO2_data = (((unsigned long)(Rx_Buffer[23])) << 24) | (((unsigned long)(Rx_Buffer[24])) << 16) | (((unsigned long)(Rx_Buffer[25])) << 8) | Rx_Buffer[26];
+                Temperature_data = (((unsigned long)(Rx_Buffer[27])) << 24) | (((unsigned long)(Rx_Buffer[28])) << 16) | (((unsigned long)(Rx_Buffer[29])) << 8) | Rx_Buffer[30];
+                Hz_data = (((unsigned long)(Rx_Buffer[31])) << 24) | (((unsigned long)(Rx_Buffer[32])) << 16) | (((unsigned long)(Rx_Buffer[33])) << 8) | Rx_Buffer[34];
+                
             }
         }
     }
@@ -99,23 +102,26 @@ void Analysis_data(void)
 
 void Print_data(void)
 {
-    float voltage_value = (float)Voltage_data / 10000.0;
+    float voltage_value = (float)Voltage_data * 0.0001;
     printf("电压: %.2f V\n", voltage_value);
 
-    float current_data = (float)Current_data / 10000.0;
+    float current_data = (float)Current_data * 0.0001;
     printf("电流: %.2f A\n", current_data);
 
-    float power_data = (float)Power_data / 10000.0;
+    float power_data = (float)Power_data * 0.0001;
     printf("功率: %.2f W\n", power_data);
 
-    float energy_data = (float)Energy_data / 10000.0;
+    float energy_data = (float)Energy_data * 0.0001;
     printf("电能: %.2f KWH\n", energy_data);
 
-    float pf_data = (float)Pf_data / 10000.0;
+    float pf_data = (float)Pf_data *0.001;
     printf("功率因数: %.2f \n", pf_data);
 
-    float cO2_data = (float)CO2_data / 10000.0;
+    float cO2_data = (float)CO2_data * 0.0001;
     printf("二氧化碳: %.2f KG\n", cO2_data);
+
+    printf("温度: %.2f ℃\n", (float)Temperature_data * 0.01);
+    printf("频率: %.2f HZ\n", (float)Hz_data * 0.01);
     
     return ;
 }

main.h

@@ -27,7 +27,7 @@ int Read_ID = 0x01;
 unsigned char Tx_Buffer[8];
 unsigned char Rx_Buffer[40];
 unsigned char read_enable, receive_finished, reveive_number;
-unsigned long Voltage_data, Current_data, Power_data, Energy_data, Pf_data, CO2_data;
+unsigned long Voltage_data, Current_data, Power_data, Energy_data, Pf_data, CO2_data, Temperature_data, Hz_data;
 
 unsigned int calccrc(unsigned char crcbuf, unsigned int crc);
 unsigned int chkcrc(unsigned char *buf, unsigned char len);