FEATURES
- Compatible with Arduino UNO, Leonardo, easy to connect with various Arduino shields
- XBee connector for connecting various XBee modules
- Sensor interface for connecting various sensors
- Onboard USB TO UART for serial port debugging, also can be configured as XBee USB adapter
- Onboard ADC, 10 bit, 38KSPS, 11 channels (6 channels for Arduino interface, 5 channels for sensors)
- Onboard RTC
SPECIFICATION
1．Arduino connector : for connecting Arduino shields
2．ICSP interface : Arduino ICSP
3．XBee connector : for connecting XBee communication modules
4．Sensor interface : for connecting sensors
5．Raspberry Pi connector : for connecting Raspberry Pi
6．USB TO UART
7．TLC1543 : AD converter
8．PCF8563 : RTC
9．CP2102
10．32.768KHz crystal : for RTC
11．Power indicator
12．XBee state LED
13．XBee and Arduino interface RESET button
14．XBee EASYLINK button
15．RTC battery holder : for CR1220 button battery
16．TLC1543 reference voltage configuration jumper
17．RTC jumper
18．UART jumper
when connecting P_RX and CP_TX, P_TX and CP_RX respectively, USB TO UART is connected to Raspberry Pi serial port
when connecting XB_RX and CP_TX, XB_TX and CP_RX respectively, USB TO UART is connected to XBee serial port
when connecting XB_RX and P_TX, XB_TX and P_RX respectively, Raspberry Pi serial port is connected to XBee serial port
19．Arduino AD selection jumper
short 2 and 3 : Arduino A0-A5 as AD input
short 1 and 2 : Arduino A0-A5 as digital control
20．Arduino I2C selection jumper
short the jumper : Arduino A4-A5 as I2C control (the A4-A5 of Arduino AD selection jumper should be opened)
21．Arduino SPI selection jumper
short 1 and 2 : Arduino D11-D13 as SPI control (default)
short 2 and 3 : Arduino D11-D13 as digital control
