ATmega2561R212 Atmel Corporation, ATmega2561R212 Datasheet - Page 361
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ATmega2561R212
Manufacturer Part Number
ATmega2561R212
Description
Manufacturer
Atmel Corporation
Specifications of ATmega2561R212
Flash (kbytes)
256 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
700/800/900MHz
Max Data Rate (mb/s)
1
Antenna Diversity
No
External Pa Control
Yes
Power Output (dbm)
10
Receiver Sensitivity (dbm)
-110
Receive Current Consumption (ma)
9.0
Transmit Current Consumption (ma)
18 at 5dBm
Link Budget (dbm)
120
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Table 30-18. JTAG Programming Instruction (Continued)
Notes:
2549N–AVR–05/11
Instruction
8d. Read Fuse Low Byte
8e. Read Lock Bits
8f. Read Fuses and Lock Bits
9a. Enter Signature Byte Read
9b. Load Address Byte
9c. Read Signature Byte
10a. Enter Calibration Byte Read
10b. Load Address Byte
10c. Read Calibration Byte
11a. Load No Operation Command
1. This command sequence is not required if the seven MSB are correctly set by the previous command sequence (which is
2. Repeat until o = “1”.
3. Set bits to “0” to program the corresponding Fuse, “1” to unprogram the Fuse.
4. Set bits to “0” to program the corresponding Lock bit, “1” to leave the Lock bit unchanged.
5. “0” = programmed, “1” = unprogrammed.
6. The bit mapping for Fuses Extended byte is listed in
7. The bit mapping for Fuses High byte is listed in
8. The bit mapping for Fuses Low byte is listed in
9. The bit mapping for Lock bits byte is listed in
10. Address bits exceeding PCMSB and EEAMSB
11. All TDI and TDO sequences are represented by binary digits (0b...).
normally the case).
Set (Continued)
o = data out, i = data in, x = don’t care
(9)
(8)
a = address high bits, b = address low bits, c = address extended bits, H = 0 - Low byte, 1 - High Byte,
TDI Sequence
0110010_00000000
0110011_00000000
0110110_00000000
0110111_00000000
0111010_00000000
0111110_00000000
0110010_00000000
0110110_00000000
0110111_00000000
0000011_bbbbbbbb
0110010_00000000
0110011_00000000
0000011_bbbbbbbb
0110110_00000000
0110111_00000000
0100011_00000000
0110011_00000000
0100011_00001000
0100011_00001000
Table 30-1 on page
Table 30-5 on page
(Table 30-7 on page 338
Table 30-4 on page
Table 30-3 on page
ATmega640/1280/1281/2560/2561
335.
337.
337.
TDO Sequence
xxxxxxx_xxxxxxxx
xxxxxxx_oooooooo
xxxxxxx_xxxxxxxx
xxxxxxx_xxoooooo
xxxxxxx_xxxxxxxx
xxxxxxx_oooooooo
xxxxxxx_oooooooo
xxxxxxx_oooooooo
xxxxxxx_oooooooo
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_oooooooo
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_oooooooo
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
xxxxxxx_xxxxxxxx
and
336.
Table 30-8 on page
338) are don’t care.
Notes
(5)
(5)
Fuse Ext. byte
Fuse High byte
Fuse Low byte
Lock bits
361
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