second commit

src/DS18B20.cpp

@@ -0,0 +1,219 @@
+#include "DS18B20.h"
+#include <log.h>
+
+DeviceAddress sensor0 = { 0x28, 0x40, 0xB9, 0x2C ,0xF, 0x0, 0x0 ,0xEA };
+DeviceAddress sensor1 = { 0x28, 0xB0, 0xBA, 0x2D ,0xF, 0x0, 0x0 ,0x59 };
+DeviceAddress sensor2 = { 0x28, 0x8C ,0xDA ,0x2D, 0xF, 0x0 ,0x0, 0xD8 };
+DeviceAddress sensor3 = { 0x28 ,0x4A ,0xD7, 0x2D, 0xF ,0x0 ,0x0 ,0x19 };
+DeviceAddress sensor4 = { 0x28, 0x9E ,0xDA, 0x2D ,0xF, 0x0, 0x0, 0xED };
+DeviceAddress sensor5 = { 0x28, 0xA9 ,0x0A ,0xFB, 0xD, 0x0, 0x0, 0x9C };
+DeviceAddress sensor6 = { 0x28, 0x17 ,0xF6, 0x2C, 0xF ,0x0 ,0x0 ,0xC7 };
+DeviceAddress sensor7 = { 0x28, 0xBF, 0x92, 0x2D ,0xF, 0x0, 0x0 ,0xBB };
+
+DeviceAddress sensoraddr[8];
+
+OneWire oneWire(DS18b20_pin);
+DallasTemperature DS18b20(&oneWire);
+int temp_number;
+
+
+uint8_t *p[8] = {sensoraddr[0],sensoraddr[1],sensoraddr[2],sensoraddr[3],sensoraddr[4],sensoraddr[5],sensoraddr[6],sensoraddr[7]};
+
+//冒泡排序 将温度地址 DeviceAddress sensoraddr[30]; 从小到大排序
+void bubble_sort(DeviceAddress *addr,int n)
+{
+    uint64_t a1 ,a2;
+    for (int i = 0; i < n; i++)
+    {
+        for(uint8_t b = 0 ; b<8;b++)
+        {
+            a1 += addr[i][b];
+        }
+
+        for (int j = 0; j < n-i-1; j++)
+        {
+            for(uint8_t c = 0 ; c<8;c++)
+            {
+                a2 += addr[j][c];
+            }           
+            if (a1 > a2)
+            {
+                uint8_t *temp = p[i];
+                p[i] = p[j];
+                p[j] = temp;
+            }
+        }
+    }
+}
+
+
+uint8_t DS18b20_init()
+{
+    //温度模块初始化
+    // DS18b20.setOneWire(&oneWire);
+    DS18b20.begin();
+    temp_number = DS18b20.getDeviceCount();
+    int i = 0;
+    while(temp_number <= 0 )
+    {
+        temp_number = DS18b20.getDeviceCount();
+        vTaskDelay(500);
+        if (i>=5)
+        {
+            write_log(log_path,"ds18b2 init failed,no ds18b20",10);
+            return 0;
+        }
+        i++;
+    }
+    write_log(log_path,"ds18b20 has" + String(temp_number),10);
+    for(size_t i = 0; i < temp_number; i++)
+    {
+        DS18b20.getAddress(sensoraddr[i],i);
+    }
+    bubble_sort(sensoraddr,temp_number);
+    return temp_number;
+}
+
+
+//温度监测
+void  getall_temp(float *temp)
+{
+    DS18b20.requestTemperatures(); // Send the command to get temperatures
+    for(int8_t i ;i<temp_number;i++)
+    {
+        temp[i] = DS18b20.getTempC(p[i]);
+        // temp[i] = getone_temp(i);
+    }
+
+    // write_log(log_path,"get temperatures ok",10);
+}
+
+float  getone_temp(uint8_t address)
+{
+    float temp;
+    DS18b20.requestTemperatures(); // Send the command to get temperatures
+    temp = DS18b20.getTempC(p[address]);
+    return temp;
+}
+
+// void set_ds18b20_address(uint8_t num,uint8_t * addr)
+// {
+//     // uint8_t num = addr[0];
+//     memcpy(&sensoraddr[num],addr,8);
+// }
+
+
+
+//测试用
+
+//温度监测
+// void  getall_temp(float *temp)
+// {
+//     DS18b20.requestTemperatures(); // Send the command to get temperatures
+//     for (u_int32_t i = 0; i < temp_number; i++)
+//     {
+//         temp[i] = DS18b20.getTempC(sensoraddr[i]);
+//     }
+
+// }
+
+
+// uint8_t get_ds18b20_addr()
+// {   
+//     float temp[8];
+//     getall_temp(temp);
+//     for(size_t i = 0; i < temp_number; i++)
+//     {
+//         Serial.printf("%d temp: %2f ds18b20 addr :",i,temp[i]);
+//         for(int a = 0 ; a< 8 ;a++)
+//         {
+//             Serial.printf(" %x ",sensoraddr[i][a]);
+//         }
+//         Serial.println("");
+//     }
+//     return 0;
+// }
+
+
+// {
+//     "sensor0":{
+//         "byte0":"",
+//         "byte1":"",
+//         "byte2":"",
+//         "byte3":"",
+//         "byte4":"",
+//         "byte5":"",
+//         "byte6":"",
+//         "byte7":""
+//     },
+//     "sensor1":{
+//         "byte0":"",
+//         "byte1":"",
+//         "byte2":"",
+//         "byte3":"",
+//         "byte4":"",
+//         "byte5":"",
+//         "byte6":"",
+//         "byte7":""
+//     },
+//     "sensor2":{
+//         "byte0":"",
+//         "byte1":"",
+//         "byte2":"",
+//         "byte3":"",
+//         "byte4":"",
+//         "byte5":"",
+//         "byte6":"",
+//         "byte7":""
+//     },
+//     "sensor3":{
+//         "byte0":"",
+//         "byte1":"",
+//         "byte2":"",
+//         "byte3":"",
+//         "byte4":"",
+//         "byte5":"",
+//         "byte6":"",
+//         "byte7":""
+//     },
+//     "sensor4":{
+//         "byte0":"",
+//         "byte1":"",
+//         "byte2":"",
+//         "byte3":"",
+//         "byte4":"",
+//         "byte5":"",
+//         "byte6":"",
+//         "byte7":""
+//     },
+//     "sensor5":{
+//         "byte0":"",
+//         "byte1":"",
+//         "byte2":"",
+//         "byte3":"",
+//         "byte4":"",
+//         "byte5":"",
+//         "byte6":"",
+//         "byte7":""
+//     },
+//     "sensor6":{
+//         "byte0":"",
+//         "byte1":"",
+//         "byte2":"",
+//         "byte3":"",
+//         "byte4":"",
+//         "byte5":"",
+//         "byte6":"",
+//         "byte7":""
+//     },
+//     "sensor7":{
+//         "byte0":"",
+//         "byte1":"",
+//         "byte2":"",
+//         "byte3":"",
+//         "byte4":"",
+//         "byte5":"",
+//         "byte6":"",
+//         "byte7":""
+//     }
+// }