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Figure 7-12. Example of Software Processing in External Event Counter Mode
TM01 register
Operable bits
(TMC013, TMC012)
Compare register
TO01 pin output
Compare match interrupt
(INTTM010)
TO01 output control bit
(TOC014, TOC011, TOE01)
<1> Count operation start flow
TMC013, TMC012 bits = 11
<2> Count operation stop flow
TMC013, TMC012 bits = 00
Note Care must be exercised when setting the TOC01 register. For details, refer to 7.3 (3) 16-bit timer
output control register 01 (TOC01).
246
CHAPTER 7 16-BIT TIMER/EVENT COUNTER 0
N
0000H
00
(CR010)
<1>
START
Register initial setting
PRM01 register,
SELCNT1 register,
CRC01 register,
TOC01 register
,
Note
CR010 register,
port setting
STOP
User's Manual U16896EJ2V0UD
N
N
11
N
Initial setting of these registers is performed before
setting the TMC013 and TMC012 bits to 11.
Starts count operation.
The counter is initialized and counting is stopped
by clearing the TMC013 and TMC012 bits to 00.
00
<2>
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