Datasheet

Timer Interface Module Characteristics
MC68HC908GZ16 • MC68HC908GZ8 Data Sheet, Rev. 4
Freescale Semiconductor 301
21.14 Timer Interface Module Characteristics
Figure 21-4. Input Capture Timing
Characteristic Symbol Min Max Unit
Timer input capture pulse width
t
TH,
t
TL
2—
t
CYC
Timer Input capture period
t
TLTL
Note
(1)
1. The minimum period is the number of cycles it takes to execute the interrupt service routine plus 1 t
CYC
.
—
t
CYC
INPUT CAPTURE
RISING EDGE
INPUT CAPTURE
FALLING EDGE
INPUT CAPTURE
BOTH EDGES
t
TH
t
TL
t
TLTL
t
TLTL
t
TLTL
t
TL
t
TH