User's Manual

AVR0000
3
0001B-AVR-10/09
2.2 RCB231 v4.0.2
The RCB features the following user interface:
• (3) STATUS LED’s (LED_0 … LED_2)
• (1) Push Button (Button)
• (1) Power Switch (Sw)
Figure 2-2. RCB231 v4.0.2 – User Interface
Main components:
• AT86RF231, 2.4 GHz low power radio transceiver [2]
• ATmega1281, 8 bit AVR microcontroller
• AT25010A, EEPROM
• Antenna, on board or antenna connector
The picture shows the RCB in an active state, the microcontroller part is running and
the radio transceiver part is in TRX_OFF state (IDLE / Standby). For details refer to
the next sections. Note the different order or weighting of the LED’s compared to the
RCB shown in 2.1.