AT86RF212_1 Datasheet, PDF (168/171 Pages) ATMEL Corporation – Low Power 700/800/900 MHz

Table of Contents
1 Overview ..............................................................................................2
1.1 General Circuit Description .................................................................................... 2
2 Pin Configuration................................................................................4
2.1 Pin-out Diagram...................................................................................................... 4
2.2 Pin Description ....................................................................................................... 4
3 Application Circuits ..........................................................................10
3.1 Basic Application Schematic ................................................................................ 10
3.2 Extended Feature Set Application Schematic...................................................... 11
4 Microcontroller Interface ..................................................................13
4.1 Overview............................................................................................................... 13
4.2 SPI Timing Description......................................................................................... 14
4.3 SPI Protocol.......................................................................................................... 15
4.4 PHY Status Information........................................................................................ 20
4.5 Radio Transceiver Identification ........................................................................... 21
4.6 Sleep/Wake-up and Transmit Signal (SLP_TR)................................................... 22
4.7 Interrupt Logic....................................................................................................... 24
5 Operating Modes...............................................................................29
5.1 Basic Operating Mode.......................................................................................... 29
5.2 Extended Operating Mode ................................................................................... 41
6 Functional Description .....................................................................66
6.1 Introduction – IEEE 802.15.4-2006 Frame Format .............................................. 66
6.2 Frame Filter .......................................................................................................... 70
6.3 Frame Check Sequence (FCS) ............................................................................ 76
6.4 Received Signal Strength Indicator (RSSI) .......................................................... 79
6.5 Energy Detection (ED) ......................................................................................... 81
6.6 Clear Channel Assessment (CCA)....................................................................... 83
6.7 Listen Before Talk (LBT) ...................................................................................... 88
6.8 Link Quality Indication (LQI) ................................................................................. 90
7 Module Description...........................................................................92
7.1 Physical Layer Modes .......................................................................................... 92
7.2 Receiver (RX) ....................................................................................................... 97
7.3 Transmitter (TX) ................................................................................................. 100
7.4 Frame Buffer....................................................................................................... 109
7.5 Voltage Regulators (AVREG, DVREG).............................................................. 111
7.6 Battery Monitor (BATMON) ................................................................................ 115
168 _AT86RF212
8168B-MCU Wireless-02/09