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MC68HC705P9 Datasheet, PDF (96/156 Pages) Motorola, Inc – HCMOS Microcontroller Unit 
Timer Timing
INTERNAL
BUS CLOCK
INTERNAL
RESET


T00


TIMER


T01

CLOCKS 
 T10




T11
16-BIT
COUNTER
RESET (EXTERNAL
OR END OF POR)
$FFFC
$FFFD
$FFFE
Figure 6. Timer Reset Timing
$FFFF
INTERNAL
BUS CLOCK


T00


TIMER


T01

CLOCKS 
 T10




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
flag becomes set during the next T11 state.
Figure 7. Input Capture Timing
8-tim1ic1oc_a
96
Timer
MOTOROLA