ATMEGA2561V ATMEL [ATMEL Corporation], ATMEGA2561V Datasheet - Page 129

• 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 47 shows the setting of OCF0A and the clearing of TCNT0 in CTC mode and fast
PWM mode where OCR0A is TOP.
Figure 47. Timer/Counter Timing Diagram, Clear Timer on Compare Match mode, with
Prescaler (f
TCNTn
(clk
(CTC)
OCRnx
OCFnx
clk
clk
I/O
I/O
Tn
/8)
clk_I/O
/8)
TOP - 1
ATmega640/1280/1281/2560/2561
TOP
TOP
BOTTOM
BOTTOM + 1
129