mcs.c API void mcs_upload_datapoint(char *); Upload data points to MCS. void mcs_tcp_init(void (*mcs_tcp_callback)(char *)); Listen the TCP command from MCS. void mcs_mqtt_init(void (*mcs_mqtt_callback)(char *)); Listen the MQTT from MCS. void mcs_mqtt_upload_datapoint(char* channel, char *value); Upload data points to MCS by MQTT. Usage For TCP Please see /reference/iot_sdk_demo : Copy /reference/iot_sdk_demo folder to your SDK: /project/mt7687_hdk/apps/iot_sdk_demo For MQTT Please see /reference/iot_sdk_demo_mqtt : Copy /reference/iot_sdk_demo_mqtt folder to your SDK: /project/mt7687_hdk/apps/iot_sdk_demo_mqtt More reference projects: see here Binding MTK RTOS SDK version 4.2.0 SDK