1. It includes 3 wireless sensor LoRa modules, 1 wireless sensor NB-IOT module, and 1 Cortex-M3 wireless sensor network gateway, which can meet the basic networking requirements of two low-power wide area networks;

2. It includes an open source tablet as a mobile Internet terminal to meet the needs of mobile Internet terminal system development and user APP development

3. The wireless sensor module is compatible with various wireless communication core boards (mainly LoRa and NB IoT in this box), compatible with more than ten sensor modules independently developed by Huaqing Yuanjian, and equipped with a 1.44-inch terminal display TFT LCD;

4. The NB IoT module can communicate with mobile network operators using the NB IoT broadcast protocol; LoRa is based on the SX1278 wireless transparent transmission module (transceiver integrated), using advanced LoRa spread spectrum technology, super strong error correction, and strong anti-interference ability. The two modules can almost meet the requirements of all IoT applications, including vehicle and personal tracking, security systems, wireless POS, industrial PDA, intelligent metering, remote maintenance and control, smart cities, and more.

5. Cortex-M3 wireless IoT gateway, integrating LoRa network coordinator, can transmit data to the upper computer or upload data to the IoT cloud through serial port or WiFi module, and cooperate with the upper computer software to achieve remote monitoring. Equipped with sensor compatible interfaces, capable of inserting sensors to complete Cortex-M3 sensor experiments;

6. Each box comes with a one click restoration module that can automatically identify sensors and communication core boards, enabling one click restoration of sensor nodes for easy management;

7. Complete and systematic publication of textbooks and experimental guides.

1、 Cortex-M3 wireless interconnection gateway experiment:

1. M3 controller section:

STM32F103 LED experiment, STM32F103 UART experiment, STM32F103 sensor module experiment.

2. Low power Wi Fi section:

Wi Fi transparent transmission experiment, Wi Fi module TCP/UDP experiment, Wi Fi module IoT cloud foundation experiment.

3. Experimental part of sensing point nodes:

4. NB-IOT section:

LED light control experiment based on NB-IOT, serial transmission experiment based on NB-IOT, data transmission control experiment based on NB-IOT, AT network connection experiment based on NB-IOT, LCD screen display experiment based on NB-IOT, temperature acquisition experiment based on NB-IOT, DC fan experiment based on NB-IOT, light intensity experiment based on NB-IOT, photoelectric sensing experiment based on NB-IOT, flame experiment based on NB-IOT, combustible gas experiment based on NB-IOT, potentiometer experiment based on NB-IOT, buzzer experiment based on NB-IOT, relay experiment based on NB-IOT, touch experiment based on NB-IOT, human infrared experiment based on NB-IOT, and ultrasonic distance measurement experiment based on NB-IOT.

5. LoRa section:

LoRa based LED light control experiment, LoRa based serial transmission experiment, LoRa based data transmission experiment, LoRa based sensor node networking experiment, LoRa based LCD screen display experiment, LoRa temperature acquisition experiment, LoRa DC fan experiment, LoRa light intensity experiment, LoRa photoelectric sensing experiment, LoRa flame experiment, LoRa combustible gas experiment, LoRa potentiometer experiment, LoRa buzzer experiment, LoRa relay experiment, LoRa touch experiment, LoRa human infrared experiment, LoRa ultrasonic ranging experiment.

2、 Open source tablet mobile Internet terminal experiment

1. Android underlying development experiment:

Boot source code compilation, Uboot operation experiment, Linux kernel compilation, environment setup experiment, Android source code compilation, environment setup experiment, Android HAL development experiment, Android serial communication experiment, Android Sensor development experiment, Android Bluetooth communication experiment, Android ADB, NFS application layer and underlying debugging method experiment;

Android application development experiments (no less than 100):

Interface programming, common components, Android threads and processes, data access, graphic design, event handling, multimedia development, sensor programming and desktop components, network programming, internationalization of Android applications, fundamentals of Android game programming, Android NDK programming;

2. Linux driver experiment:

Key driving experiment, camera driving experiment, capacitive screen driving experiment, sensor driving experiment, LED driving experiment, Qt system porting experiment

3、 Comprehensive project case:

Wireless sensor network topology, fishing game, multifunctional music player, social applications based on Android platform, digital photo frame, KO! Groundhog.