v2.5.2

1. Set the default programming mode of YQCRobot ironKit to upload mode.

v2.5.1

1. Fix the error of u8g2 extension.

v2.5.0

1. Add u8g2 extension.

v2.4.0

1. Add 8x8 matrix display extension.
2. Fix some bugs.

v2.3.0

1. Add warp option in software serialport extension.
2. Add insert source code extension.
3. Fix bug: ws2812 led pixels are not offset, resulting in the lowest pixel number being 0 instead of 1.

v2.2.0

1. Add SD card module extension.
2. Add pca9685 module extension.
3. Add mfrc522 module extension.

v2.1.0

1. Add chineseTTS module extension.
2. Add ds18b20 sensor extension.
3. Add max6675 module extension.
4. Add max30102 module extension.
5. Add mpu6050 module extension.
6. Add sharpIR sensor extension.
7. Add tcs3200 sensor extension.

v2.0.0

1. Greatly adjust the name of the library.
2. Optimize extensions architecture
3. Optimize the pin config method of extensions and automatically obtain the pin list of the control board.
4. Add a lot of new extensions.

v1.1.1

1. delet unavailable device.

v1.1.0

1. Add esp8266 & makeymakey.