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ATTINY261_09 Datasheet, PDF (110/227 Pages) ATMEL Corporation – 8-bit Microcontroller with 2/4/8K Bytes In-System Programmable Flash
Figure 16-15. Timer/Counter Timing Diagram, with Prescaler (fclkT1/8)
clkPCK
clkTn
(clkPCK /8)
TCNTn
TOP - 1
TOP
BOTTOM
BOTTOM + 1
TOVn
Figure 16-16. Timer/Counter Timing Diagram, Setting of OCF1x, with Prescaler (fclkT1/8)
clkPCK
clkTn
(clkPCK /8)
TCNTn
OCRnx - 1
OCRnx
OCRnx + 1
OCRnx + 2
OCRnx
OCRnx Value
OCFnx
Figure 16-17. Timer/Counter Timing Diagram, with Prescaler (fclkT1/8)
clkPCK
clkTn
(clkPCK /8)
TCNTn
BOTTOM + 1
BOTTOM + 1
BOTTOM
BOTTOM + 1
TOVn
110 ATtiny261/ATtiny461/ATtiny861
7753C–AVR–07/09