4.0.00
- Fix minor bugs

3.1.0
- Fix landscape mode bug

3.0.0
- infrared automation example is added
- 18b20 temperature sensor IoT (IFTTT) example is added

2.9.0
* Remove storage permission

2.8.0
* Bluetooth LE home automation example is added
* LoRa home automation example is added

2.5.0
* Milliohm meter example is added
* USB-to-MIDI cable example is added

Fix minor bugs

Fix minor bugs

- SPI OLED example is added
- I2C OLED example is added
- 2.2" TFT example is added
- Home automation examples are added

- DHT11 temperature sensor, pulse  sensor and GPS module projects are added

- Add 18B20, BM180 and rotary encoder projects

Fix minor bugs

- Fix minor bugs

Fix layout bug

Fix minor bug

Fix minor bugs

User new Dropbox API v2

Update demo circuits

Frequently asked questions are added