ATMEGA1281V ATMEL [ATMEL Corporation], ATMEGA1281V Datasheet - Page 39

• Manufacturer Part Number: ATMEGA1281V
• Description: 8-bit Atmel Microcontroller with 64K/128K/256K Bytes In-System Programmable Flash
• Manufacturer: ATMEL [ATMEL Corporation]

12.12 Rev. 2549C-09/05
12.13 Rev. 2549B-05/05
12.14 Rev. 2549A-03/05
2549NS–AVR–05/11
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2.
3.
4.
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7.
8.
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4.
1.
Updated Speed Grade in section
Added
Updated
clock must be larger than 2 CPU cycles.
Updated
Updated
Updated
Updated
Updated
JTAG ID/Signature for ATmega640 updated: 0x9608.
Updated
Updated
Updated
Initial version.
“Resources” on page
“SPI – Serial Peripheral Interface” on page
“Bit Rate Generator Unit” on page
“Maximum speed vs. V
“Ordering Information” on page
“Packaging Information” on page
“Errata” on page
Table 13-7 on page
“Serial Programming Instruction set” on page
“Errata” on page
29.
29.
ATmega640/1280/1281/2560/2561
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81.
CC
“Features” on page
” on page
20.
25. Package 64M1 replaced by 64M2.
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373.
195. In Slave mode, low and high period SPI
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