Accessory Shield

Accessory Shield integrates common used accessories/components listed as follows :

• Joystick (5 directions)
• Adjustable potentiometer
• Buzzer
• RGB LED
• Temperature sensor
• 3-axis digital accelerometer
• High precision RTC
• 0.96inch OLED
• XBee interface

Features

• Arduino standard interfaces, compatible with Arduino boards like Arduino UNO, Leonardo, NUCLEO, XNUCLEO
• Easy to use, comes with underlying function libraries for all of the onboard accessories, just call the related function
• Onboard XBee interface, supports connecting XBee wireless modules for remote communication

What's 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, it's 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, it's able to communicate with the XBee module through Arduino board serial port

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