94 lines
2.3 KiB
C
94 lines
2.3 KiB
C
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/******************************************************************************
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* @file protocol_mqtt_bcu.c
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* @brief protocol_mqtt_bcu
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* @version V1.0
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* @author Gary
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* @copyright
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******************************************************************************/
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#include "protocol_mqtt_bcu.h"
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const devPointMap bms_points[] = {
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{"BCU_2", NULL}, // <20>ܸ澯
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{"BCU_3", NULL}, // <20>ܹ<EFBFBD><DCB9><EFBFBD>
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{"BCU_4", NULL}, // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ѹ<EFBFBD>澯һ<E6BEAF><D2BB>
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{"BCU_5", NULL}, // <20><><EFBFBD><EFBFBD>Ƿѹ<C7B7>澯һ<E6BEAF><D2BB>
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{"BCU_6", NULL}, // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¸澯һ<E6BEAF><D2BB>
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{"BCU_7", NULL}, // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>¸澯һ<E6BEAF><D2BB>
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{"BCU_8", NULL}, // <20><><EFBFBD><EFBFBD>ѹ<EFBFBD><D1B9><EFBFBD>澯һ<E6BEAF><D2BB>
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{"BCU_9", NULL}, // <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>澯һ<E6BEAF><D2BB>
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};
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const int bms_point_count = sizeof(bms_points) / sizeof(bms_points[0]);
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char* protocol_build_json(void)
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{
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cJSON* root = cJSON_CreateObject();
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if (!root) return NULL;
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// ʱ<><CAB1><EFBFBD><EFBFBD><EFBFBD>ֶΣ<D6B6><CEA3>˴<EFBFBD><CBB4><EFBFBD><EFBFBD><EFBFBD><EFBFBD>滻<EFBFBD><E6BBBB>ʵ<EFBFBD><CAB5>ʱ<EFBFBD>亯<EFBFBD><E4BAAF><EFBFBD><EFBFBD>
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cJSON_AddNumberToObject(root, "timeStamp", drv_rtc_get_tick());
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// devData <20><><EFBFBD><EFBFBD>
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cJSON* devDataArr = cJSON_CreateArray();
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cJSON_AddItemToObject(root, "devData", devDataArr);
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// <20><><EFBFBD><EFBFBD>ÿһ<C3BF><D2BB><EFBFBD>豸<EFBFBD><E8B1B8>
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cJSON* deviceObj = cJSON_CreateObject();
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cJSON_AddItemToArray(devDataArr, deviceObj);
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cJSON_AddStringToObject(deviceObj, "devType", "BMS");
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cJSON_AddStringToObject(deviceObj, "devName", "BCU");
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cJSON_AddStringToObject(deviceObj, "devId", "001");
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cJSON_AddStringToObject(deviceObj, "sn", "SN123456");
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// <20><><EFBFBD><EFBFBD> data <20><><EFBFBD><EFBFBD>
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cJSON* dataObj = cJSON_CreateObject();
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cJSON_AddItemToObject(deviceObj, "data", dataObj);
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for (int i = 0; i < bms_point_count; ++i)
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{
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const char* key = bms_points[i].key;
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int val = 0;
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if (bms_points[i].get_val != NULL)
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{
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val = bms_points[i].get_val();
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}
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else
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{
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val = 0; // Ĭ<><C4AC>ֵ
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}
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cJSON_AddNumberToObject(dataObj, key, val);
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}
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// תΪ JSON <20>ַ<EFBFBD><D6B7><EFBFBD>
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char* json_str = cJSON_PrintUnformatted(root); // ʹ<><CAB9> Unformatted <20><><EFBFBD><EFBFBD><E2BBBB>
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cJSON_Delete(root);
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return json_str;
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}
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void mqtt_publish_bms_data(uint16_t basetime)
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{
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static uint32_t mqtt_cycle_tick = 0;
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mqtt_cycle_tick += basetime;
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if(mqtt_cycle_tick > 60000)
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{
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mqtt_cycle_tick = 0;
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char* json_str = protocol_build_json();
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if (json_str == NULL)
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{
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return;
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}
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drv_mqtt_publish(json_str, strlen(json_str));
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cJSON_free(json_str);
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}
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}
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