ATmega88PA Automotive Atmel Corporation, ATmega88PA Automotive Datasheet - Page 103

• Manufacturer Part Number: ATmega88PA Automotive
• Manufacturer: Atmel Corporation

9223B–AVR–09/11
Figure 15-9
Figure 15-9. Timer/Counter Timing Diagram, with Prescaler (f
Figure 15-10
mode and PWM mode, where OCR0A is TOP.
Figure 15-10. Timer/Counter Timing Diagram, Setting of OCF0x, with Prescaler (f
Figure 15-11
PWM mode where OCR0A is TOP.
Figure 15-11. Timer/Counter Timing Diagram, Clear Timer on Compare Match mode, with
TCNTn
TCNTn
TCNTn
(clk
(clk
(clk
OCRnx
OCFnx
(CTC)
OCRnx
OCFnx
TOVn
clk
clk
clk
clk
clk
clk
I/O
I/O
I/O
I/O
I/O
I/O
Tn
Tn
Tn
Atmel ATmega48PA/88PA/168PA [Preliminary]
/8)
/8)
/8)
shows the same timing data, but with the prescaler enabled.
shows the setting of OCF0B in all modes and OCF0A in all modes except CTC
shows the setting of OCF0A and the clearing of TCNT0 in CTC mode and fast
Prescaler (f
OCRnx - 1
MAX - 1
TOP - 1
clk_I/O
/8)
OCRnx
MAX
TOP
OCRnx Value
TOP
OCRnx + 1
BOTTOM
BOTTOM
clk_I/O
/8)
BOTTOM + 1
BOTTOM + 1
OCRnx + 2
clk_I/O
/8)
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