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MC68HC05F8 Datasheet, PDF (56/126 Pages) Motorola, Inc – High-density complementary metal oxide semiconductor(HCMOS) microcontroller unit | |||
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Freescale Semiconductor, Inc.
INTERNAL
PROCESSOR
CLOCK
INTERNAL
RESET
T00
INTERNAL T01
TIMER
CLOCKS T10
T11
COUNTER
(16 BIT)
$FFFC
$FFFD
$FFFE
6
RESET
(external or end of POR)
Notes: RESET affects only the Counter register and Timer Control register.
Figure 6-2 Timer State Timing Diagram for Reset
$FFFF
INTERNAL
PROCESSOR
CLOCK
T00
T01
INTERNAL
TIMER
CLOCKS T10
T11
COUNTER
(16 BIT)
$F123
$F124
$F125
$F126
$F127
INPUT
EDGE
INTERNAL
CAPTURE
LATCH
(SEE NOTE)
INPUT
CAPTURE
REGISTER
$????
$F125
INPUT
CAPTURE
FLAG
Note: If the input edge occurs in the shaded area from one timer state T10 to the other timer state T10
the input capture ï¬ag is set during the next state T11.
MOTOROLA
6-8
Figure 6-3 Timer State Timing Diagram for Input Capture
TIMERS
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TPG
MC68HC05F8
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