static void mqttConnectedCb(uint32_t *args)
{
MQTT_Client* client = (MQTT_Client*)args;
MQTT_DBG("MQTT: Connected");
int i;
char * buff = (char *)os_zalloc(64);
uint32_t vdd33 = readvdd33();
sensor_data data;
sensors_get_data(&data);
c_sprintf(buff,"%f",data.sht21.temp);
MQTT_Publish(&mqtt_client, "temperature/"SERIAL_NUMBER, buff, strlen(buff), 0, 1);
os_memset(buff,0,64);
c_sprintf(buff,"%f",data.sht21.hum);
MQTT_Publish(&mqtt_client, "humidity/"SERIAL_NUMBER, buff, strlen(buff), 0, 1);
os_memset(buff,0,64);
c_sprintf(buff,"%f",(float)(vdd33/1000.0));
MQTT_Publish(&mqtt_client, "voltage/"SERIAL_NUMBER, buff, strlen(buff), 0, 1);
os_free(buff);
}
//TODO move to own file
int ICACHE_FLASH_ATTR http_dht_api_read(http_connection *c) {
NODE_DBG("http_dht_api_read");
//wait for whole body
if(c->state <HTTPD_STATE_BODY_END)
return HTTPD_CGI_MORE;
//write headers
http_SET_HEADER(c,HTTP_CONTENT_TYPE,JSON_CONTENT_TYPE);
http_response_OK(c);
sensor_data data;
sensors_get_data(&data);
//create json
cJSON *root = cJSON_CreateObject();
cJSON_AddNumberToObject(root,"temp",data.dht22.temp);
cJSON_AddNumberToObject(root,"hum",data.dht22.hum);
//write json
http_write_json(c,root);
//delete json struct
cJSON_Delete(root);
return HTTPD_CGI_DONE;
}
static void ICACHE_FLASH_ATTR sensor_read_timer_cb(void *arg){
char * buff = (char *)os_zalloc(64);
sensor_data data;
sensors_get_data(&data);
c_sprintf(buff,"%f",data.dht22.temp);
MQTT_Publish(&mqtt_client, "temperature/"SERIAL_NUMBER, data.dht22.temp_string, strlen(data.dht22.temp_string), 0, 1);
os_memset(buff,0,64);
c_sprintf(buff,"%f",data.dht22.hum);
MQTT_Publish(&mqtt_client, "humidity/"SERIAL_NUMBER, data.dht22.hum_string, strlen(data.dht22.hum_string), 0, 1);
os_memset(buff,0,64);
c_sprintf(buff,"%d",data.bmp180.press);
MQTT_Publish(&mqtt_client, "pressure/"SERIAL_NUMBER, buff, strlen(buff), 0, 1);
os_free(buff);
}
