ATMEGA2561V ATMEL [ATMEL Corporation], ATMEGA2561V Datasheet - Page 187

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

2549K–AVR–01/07
Figure 74. Timer/Counter Timing Diagram, with Prescaler (f
Figure 75 shows the setting of OCF2A in all modes except CTC mode.
Figure 75. Timer/Counter Timing Diagram, Setting of OCF2A, with Prescaler (f
Figure 76 shows the setting of OCF2A and the clearing of TCNT2 in CTC mode.
Figure 76. Timer/Counter Timing Diagram, Clear Timer on Compare Match mode, with
Prescaler (f
TCNTn
(clk
TOVn
TCNTn
TCNTn
clk
(clk
clk
(clk
OCRnx
OCRnx
OCFnx
(CTC)
OCFnx
clk
clk
clk
clk
I/O
I/O
I/O
Tn
I/O
/8)
I/O
I/O
Tn
Tn
/8)
/8)
clk_I/O
/8)
MAX - 1
OCRnx - 1
TOP - 1
ATmega640/1280/1281/2560/2561
TOP
OCRnx
MAX
OCRnx Value
TOP
BOTTOM
OCRnx + 1
BOTTOM
clk_I/O
/8)
BOTTOM + 1
BOTTOM + 1
OCRnx + 2
clk_I/O
187
/8)