Accessory Shield Overview
Accessory Shield integrates common used accessories/components listed as follows :
1. Joystick (5 directions)
2. Adjustable potentiometer
3. Buzzer
4. RGB LED
5. Temperature sensor
6. 3-axis digital accelerometer
7. High precision RTC
8. 0.96 inch OLED
9. XBee interface
Features
1. Arduino standard interfaces, compatible with Arduino boards like Arduino UNO, Leonardo, NUCLEO, XNUCLEO
2. Easy to use, comes with underlying function libraries for all of the onboard accessories, just call the related function
3. Onboard XBee interface, supports connecting XBee wireless modules for remote communication
Whats on Board
1. Arduino expansion headers : For connecting with an Arduino board
2. XBee connectors: Connecting XBee wireless modules
3. 0.96inch OLED: 128×64 resolution
4. RGB LED: 256×256×256 colors
5. Buzzer: Controlled by PWM, capable of playing simple music
6. 10K adjustable potentiometer
7. ADXL345: 3-axis digital accelerometer, measuring range up to ±16g
8. LM75BDP: Temperature sensor, resolution up to 0.125℃
9. Joystick: 5 directions
10. XBee module state indicator
11. Power indicator
12. XBee module EASYLINK button
13. XBee module and Arduino RESET button
14. DS3231: High precision RTC chip
15. CR1220 battery holder: For RTC battery
16. P9813: RGB LED driver
17. Debugging/Communication selection jumper
- When connecting TXD and TX, RXD and RX respectively, its able to debug/config the XBee module through Arduino board serial port by using host computer software
- When connecting TXD and RX, RXD and TX respectively, its able to communicate with the XBee module through Arduino board serial port