Rev. 1.0, 02/00, page 393 of 1141
21.2.3
Port Mode Register 1 (PMR1)
7
PMR17
0
R/W
6
PMR16
0
R/W
5
PMR15
0
R/W
4
PMR14
0
R/W
3
PMR13
0
R/W
0
PMR10
0
R/W
2
PMR12
0
R/W
1
PMR11
0
R/W
Bit :
Initial value :
R/W :
The port mode register 1 (PMR1) controls switching of each pin function of port 1. The switching
is specified in a unit of bit.
PMR1 is an 8-bit read/write enable register. When reset, PMR1 is initialized to H'00. For details,
refer to Port Mode Register 1 in section 10.3.2 Register Configuration.
Bit 7
P17/TMOW Pin Switching (PMR17): PMR17 sets whether the P17/TMOW pin is used
as a P17 I/O pin or a TMOW pin for division clock output.
Bit 7
PMR17
Description
0
The P17/TMOW pin functions as a P17 I/O pin
(Initial value)
1
The P17/TMOW pin functions as a TMOW output function
Bit 6
P16/
,&
,&
,&
,&
Pin Switching (PMR16): PMR16 sets whether the P16/
,&
pin is used as a P16 I/O
pin or an
,&
pin for the input capture input of the prescalar unit.
Bit 6
PMR16
Description
0
The P16/
,&
pin functions as a P16 I/O pin
(Initial value)
1
The P16/
,&
pin functions as an
,&
input function