ATMEGA2561V ATMEL [ATMEL Corporation], ATMEGA2561V Datasheet - Page 166

• Manufacturer Part Number: ATMEGA2561V
• Description: 8-bit Microcontroller with 64K/128K/256K Bytes In-System Programmable Flash
• Manufacturer: ATMEL [ATMEL Corporation]

OCR1AH and OCR1AL –
Output Compare Register 1 A
OCR1BH and OCR1BL –
Output Compare Register 1 B
OCR1CH and OCR1CL –
Output Compare Register 1 C
OCR3AH and OCR3AL –
Output Compare Register 3 A
OCR3BH and OCR3BL –
Output Compare Register 3 B
OCR3CH and OCR3CL –
Output Compare Register 3 C
OCR4AH and OCR4AL –
Output Compare Register 4 A
OCR4BH and OCR4BL –
Output Compare Register 4 B
166
ATmega640/1280/1281/2560/2561
Bit
(0x89)
(0x88)
Read/Write
Initial Value
Bit
(0x8B)
(0x8A)
Read/Write
Initial Value
Bit
(0x8D)
(0x8C)
Read/Write
Initial Value
Bit
(0x99)
(0x98)
Read/Write
Initial Value
Bit
(0x9B)
(0x9A)
Read/Write
Initial Value
Bit
(0x9D)
(0x9C)
Read/Write
Initial Value
Bit
(0xA9)
(0xA8)
Read/Write
Initial Value
Bit
(0xAA)
(0xAB)
Read/Write
Initial Value
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
7
0
7
0
7
0
7
0
7
0
7
0
7
0
7
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
6
0
6
0
6
0
6
0
6
0
6
0
6
0
6
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
5
0
5
0
5
0
5
0
5
0
5
0
5
0
5
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
OCR1A[15:8]
OCR1B[15:8]
OCR1C[15:8]
OCR3A[15:8]
OCR3B[15:8]
OCR3C[15:8]
OCR4A[15:8]
OCR4B[15:8]
4
0
4
0
4
0
4
0
4
0
4
0
4
0
4
0
OCR1A[7:0]
OCR1B[7:0]
OCR1C[7:0]
OCR3A[7:0]
OCR3B[7:0]
OCR3C[7:0]
OCR4A[7:0]
OCR4B[7:0]
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
3
0
3
0
3
0
3
0
3
0
3
0
3
0
3
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
2
0
2
0
2
0
2
0
2
0
2
0
2
0
2
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2549K–AVR–01/07
OCR1AH
OCR1BH
OCR1CH
OCR3AH
OCR3BH
OCR3CH
OCR4AH
OCR4BH
OCR1AL
OCR1BL
OCR1CL
OCR3AL
OCR3BL
OCR3CL
OCR4AL
OCR4BL