Renesas M32R/ECU Series User Manual page 358

10
Count clock
Enable bit
H'FFFF
Undefined
value
Counter
H'0000
Measure register
TIN interrupt request
TIO interrupt request
Figure 10.4.7 Typical Operation in Measure Clear Input Mode
(2) Precautions on using TIO measure free-run/ clear input modes
The following describes precautions to be observed when using TIO measure free-run/ clear input modes.
• If measure event input and write to the counter occur in the same clock period, the write value is set in the
counter while at the same time latched into the measure register.
Enabled
(by writing to
the enable bit)
Undefined
TIN interrupt request due to
Note: • This diagram does not show detailed timing information.
10-115
MULTIJUNCTION TIMERS
10.4 TIO (Input/Output-Related 16-Bit Timer)
Measure event
(capture) occurs
H'7000
H'0008
external event input
TIO interrupt request due
to underflow
32180 Group User's Manual (Rev.1.0)