MC68HC05P9A Datasheet, PDF(92/158 Page) Freescale Semiconductor, Inc – HCMOS Microcontroller Unit

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MC68HC05P9A Datasheet, PDF (92/158 Pages) Freescale Semiconductor, Inc – HCMOS Microcontroller Unit

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Timer

Freescale Semiconductor, Inc.

INTERNAL

BUS CLOCK

INTERNAL

RESET

ï£±

ï£´

T00

ï£´

ï£´

TIMER

ï£´

ï£´

T01

ï£²

CLOCKS ï£´

ï£´ T10

ï£´

ï£´

ï£´

ï£³ï£´

T11

16-BIT

COUNTER

RESET (EXTERNAL

OR END OF POR)

$FFFC

$FFFD

$FFFE

Figure 47. Timer Reset Timing

$FFFF

INTERNAL

BUS CLOCK

ï£±

ï£´

T00

ï£´

ï£´

TIMER

ï£´

ï£´

T01

ï£²

CLOCKS ï£´

ï£´ T10

ï£´

ï£´

ï£´

ï£³ï£´

T11

16-BIT

COUNTER

$FFEB

$FFEC

$FFED

$FFEE

$FFEF

INPUT CAPTURE

EDGE

INPUT CAPTURE

LATCH

INPUT CAPTURE

REGISTER

PREVIOUSLY CAPTURED VALUE

$FFED

INPUT CAPTURE

FLAG

NOTE:

If the input capture edge occurs in the shaded area between T10 states, then the input capture

ï¬ag becomes set during the next T11 state.

Figure 48. Input Capture Timing

12-tim1ic1oc_a

92

Timer

MOTOROLA

For More Information On This Product,

Go to: www.freescale.com

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