M16C30L Datasheet, PDF (84/166 Pages) Renesas Technology Corp – SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER

Timer A
Mitsubishi microcomputers
M16C / 30L Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
Timer Ai mode register
(When using two-phase pulse signal processing) (Note)
b6 b5 b4 b3 b2 b1 b0
0 0 10 0 01
Symbol
TA2MR
Address
039816
When reset
0016
TMOD0
TMOD1
MR0
MR1
MR2
MR3
TCK0
TCK1
Bit name
Operation mode select bit
Function
b1 b0
0 1 : Event counter mode
0 (Must always be “0” when using two-phase pulse signal
processing)
0 (Must always be “0” when using two-phase pulse signal
processing)
1 (Must always be “1” when using two-phase pulse signal
processing)
0 (Must always be “0” when using two-phase pulse signal
processing)
Count operation type
select bit
0 : Reload type
1 : Free-run type
0 (Must always be “0” when using two-phase pulse signal
processing)
RW
Note : When performing two-phase pulse signal processing, make sure the two-phase pulse
signal processing operation select bit (address 038416) is set to “1”. Also, always be
sure to set the event/trigger select bit (address 038316) to “00”.
Figure 1.14.9. Timer Ai mode register in event counter mode
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