ATmega1281R231 Atmel Corporation, ATmega1281R231 Datasheet - Page 102

• Manufacturer Part Number: ATmega1281R231
• Manufacturer: Atmel Corporation

Specifications of ATmega1281R231

• Flash (kbytes): 128 Kbytes
• Max. Operating Frequency: 16 MHz
• Max I/o Pins: 54
• 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): 8
• Eeprom (bytes): 4096
• Operating Voltage (vcc): 1.8 to 3.6
• Timers: 6
• 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

13.4.16
13.4.17
13.4.18
13.4.19
13.4.20
13.4.21
13.4.22
13.4.23
2549N–AVR–05/11
PINE – Port E Input Pins Address
PORTF – Port F Data Register
DDRF – Port F Data Direction Register
PINF – Port F Input Pins Address
PORTG – Port G Data Register
DDRG – Port G Data Direction Register
PING – Port G Input Pins Address
PORTH – Port H Data Register
Bit
0x14 (0x34)
Read/Write
Initial Value
Bit
0x0C (0x2C)
Read/Write
Initial Value
Bit
0x11 (0x31)
Read/Write
Initial Value
Bit
0x10 (0x30)
Read/Write
Initial Value
Bit
0x0F (0x2F)
Read/Write
Initial Value
Bit
0x13 (0x33)
Read/Write
Initial Value
Bit
0x12 (0x32)
Read/Write
Initial Value
Bit
(0x102)
Read/Write
Initial Value
PORTH7
PORTF7
PINE7
PINF7
DDF7
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
7
–
0
R
R
7
0
7
0
7
–
0
7
–
0
7
0
7
7
PORTH6
PORTF6
PINE6
PINF6
DDF6
R/W
R/W
R/W
R/W
R/W
N/A
N/A
R
6
–
0
R
R
6
0
6
0
6
–
0
6
–
0
6
0
6
6
PORTG5
ATmega640/1280/1281/2560/2561
PORTH5
PORTF5
PING5
PINE5
DDG5
DDF5
PINF5
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
N/A
5
0
5
0
5
5
0
5
0
5
5
0
5
PORTG4
PORTH4
PORTF4
PING4
PINE4
DDG4
DDF4
PINF4
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
N/A
4
0
4
0
4
4
0
4
0
4
4
0
4
PORTG3
PORTH3
PORTF3
PING3
PINE3
DDG3
DDF3
PINF3
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
N/A
3
0
3
0
3
3
0
3
0
3
3
0
3
PORTG2
PORTF2
PORTH2
PING2
PINE2
PINF2
DDG2
DDF2
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
N/A
N/A
2
0
2
0
2
2
0
2
0
2
2
0
2
PORTG1
PORTH1
PORTF1
PING1
PINE1
PINF1
DDG1
DDF1
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
R/W
N/A
N/A
1
0
1
1
0
1
0
1
0
1
1
0
1
PORTG0
PORTH0
PORTF0
PING0
PINE0
PINF0
DDG0
DDF0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
N/A
R/W
N/A
N/A
0
0
0
0
0
0
0
0
0
0
0
0
0
PORTG
PORTF
PORTH
DDRG
DDRF
PINE
PING
PINF
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