ATmega1281R231 Atmel Corporation, ATmega1281R231 Datasheet - Page 104
ATmega1281R231
Manufacturer Part Number
ATmega1281R231
Description
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
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13.4.32
13.4.33
13.4.34
2549N–AVR–05/11
PORTL – Port L Data Register
DDRL – Port L Data Direction Register
PINL – Port L Input Pins Address
Bit
(0x10B)
Read/Write
Initial Value
Bit
(0x10A)
Read/Write
Initial Value
Bit
(0x109)
Read/Write
Initial Value
PORTL7
PINL5
DDL7
R/W
R/W
R/W
N/A
7
0
7
0
7
PORTL6
PINL5
DDL6
R/W
R/W
R/W
N/A
6
0
6
0
6
ATmega640/1280/1281/2560/2561
PORTL5
PINL5
DDL5
R/W
R/W
R/W
N/A
5
0
5
0
5
PORTL4
PINL4
DDL4
R/W
R/W
R/W
N/A
4
0
4
0
4
PORTL3
PINL3
DDL3
R/W
R/W
R/W
N/A
3
0
3
0
3
PORTL2
PINGL
DDL2
R/W
R/W
R/W
N/A
2
0
2
0
2
PORTL1
PINL1
DDL1
R/W
R/W
R/W
N/A
1
0
1
0
1
PORTL0
PINL0
DDL0
R/W
R/W
R/W
N/A
0
0
0
0
0
PORTL
DDRL
PINL
104
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