ATmega1284PR231 Atmel Corporation, ATmega1284PR231 Datasheet - Page 195

• Manufacturer Part Number: ATmega1284PR231
• Manufacturer: Atmel Corporation

Specifications of ATmega1284PR231

• Flash (kbytes): 128 Kbytes
• Max. Operating Frequency: 20 MHz
• Max I/o Pins: 32
• Spi: 3
• Twi (i2c): 1
• Uart: 2
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 15
• Analog Comparators: 1
• Crypto Engine: AES
• Sram (kbytes): 16
• Eeprom (bytes): 4096
• Operating Voltage (vcc): 1.8 to 3.6
• Timers: 3
• Frequency Band: 2.4 GHz
• Max Data Rate (mb/s): 2
• Antenna Diversity: Yes
• External Pa Control: Yes
• Power Output (dbm): 3
• Receiver Sensitivity (dbm): -101
• Receive Current Consumption (ma): 13.2
• Transmit Current Consumption (ma): 14.4
• Link Budget (dbm): 104

Table of Contents
8111C–MCU Wireless–09/09
1
2
3
4
5
6
7
8
9
Features ..................................................................................................... 1
Pin-out Diagram ....................................................................................... 2
Disclaimer ................................................................................................. 9
Overview ................................................................................................... 9
General Circuit Description .................................................................. 10
Application Circuits ............................................................................... 12
Microcontroller Interface ....................................................................... 16
Operating Modes .................................................................................... 33
Functional Description .......................................................................... 79
Module Description .............................................................................. 101
1.1
1.2
1.3
5.1
5.2
6.1
6.2
6.3
6.4
6.5
6.6
7.1
7.2
8.1
8.2
8.3
8.4
8.5
8.6
9.1
9.2
Pin Descriptions .................................................................................................3
Analog and RF Pins ...........................................................................................5
Digital Pins .........................................................................................................7
Basic Application Schematic ...........................................................................12
Extended Feature Set Application Schematic .................................................14
SPI Timing Description ....................................................................................17
SPI Protocol .....................................................................................................19
Radio Transceiver Status information .............................................................24
Radio Transceiver Identification ......................................................................25
Sleep/Wake-up and Transmit Signal (SLP_TR) ..............................................27
Interrupt Logic ..................................................................................................29
Basic Operating Mode .....................................................................................33
Extended Operating Mode ...............................................................................47
Introduction - IEEE 802.15.4 - 2006 Frame Format ........................................79
Frame Check Sequence (FCS) .......................................................................85
Received Signal Strength Indicator (RSSI) .....................................................89
Energy Detection (ED) .....................................................................................91
Clear Channel Assessment (CCA) ..................................................................94
Link Quality Indication (LQI) ............................................................................99
Receiver (RX) ................................................................................................101
Transmitter (TX) ............................................................................................104
AT86RF231
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