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PMR2—Port Mode Register 2
Bit
Initial value
Read/Write
Note: * On the H8/38124 Group the clock source can be selected using the TMW register.
Rev. 6.00, 08/04, page 570 of 628
7
6
5
POF1
1
1
0
R/W
P3
0 CMOS output
1 NMOS open-drain output
H'C9
4
3
1
1
P4
TMIG Noise Canceller Select
0 Noise cancellation function not used
1 Noise cancellation function used
Watchdog Timer Switch
0 Selects φ8192 *
1 Selects φ
/32
W
Pin Output Buffer PMOS On/Off Control
5
2
1
WDCKS
NCS
0
0
R/W
R/W
/IRQ0 Pin Function Switch
3
0 Functions as P4
3
1 Functions as IRQ
0
I/O Port
0
IRQ0
0
R/W
I/O pin
input pin
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