
R8C/3JM Group
20. Timer RD
R01UH0285EJ0100 Rev.1.00
Aug 08, 2011
20.8.15 Timer RD Pin Select Register 0 (TRDPSR0)
The TRDPSR0 register selects which pin is assigned to the timer RD I/O. To use the I/O pin for timer RD, set
this register.
Set the TRDPSR0 register before setting the timer RD associated registers. Also, do not change the setting
value in this register during timer RD operation.
20.8.16 Timer RD Pin Select Register 1 (TRDPSR1)
The TRDPSR1 register selects which pin is assigned to the timer RD I/O. To use the I/O pin for timer RD, set
this register.
Set the TRDPSR1 register before setting the timer RD associated registers. Also, do not change the setting
value in this register during timer RD operation.
Address 0184h
Bit
b7
b6b5b4b3
b2
b1
b0
Symbol
—
TRDIOD0SEL0 TRDIOC0SEL1 TRDIOC0SEL0 TRDIOB0SEL1 TRDIOB0SEL0
—
TRDIOA0SEL0
After Reset
0
00000
0
Bit
Symbol
Bit Name
Function
R/W
b0
TRDIOA0SEL0 TRDIOA0/TRDCLK pin select bit
0: TRDIOA0/TRDCLK pin not used
1: P2_0 assigned
R/W
b1
—
Nothing is assigned. If necessary, set to 0. When read, the content is 0.
—
b2
TRDIOB0SEL0 TRDIOB0 pin select bit
b3 b2
0 0: TRDIOB0 pin not used
0 1: Do not set.
1 0: P2_2 assigned
1 1: Do not set.
R/W
b3
TRDIOB0SEL1
R/W
b4
TRDIOC0SEL0 TRDIOC0 pin select bit
b5 b4
0 0: TRDIOC0 pin not used
0 1: Do not set.
1 0: P2_1 assigned
1 1: Do not set.
R/W
b5
TRDIOC0SEL1
R/W
b6
TRDIOD0SEL0 TRDIOD0 pin select bit
0: TRDIOD0 pin not used
1: P2_3 assigned
R/W
b7
—
Nothing is assigned. If necessary, set to 0. When read, the content is 0.
—
Address 0185h
Bit
b7b6b5b4
b3
b2
b1
b0
Symbol TRDIOD1SEL1 TRDIOD1SEL0 TRDIOC1SEL1 TRDIOC1SEL0
—
TRDIOB1SEL0
—
TRDIOA1SEL0
After Reset
0000
Bit
Symbol
Bit Name
Function
R/W
b0
TRDIOA1SEL0 TRDIOA1 pin select bit
0: TRDIOA1 pin not used
1: P2_4 assigned
R/W
b1
—
Nothing is assigned. If necessary, set to 0. When read, the content is 0.
—
b2
TRDIOB1SEL0 TRDIOB1 pin select bit
0: TRDIOB1 pin not used
1: P2_5 assigned
R/W
b3
—
Nothing is assigned. If necessary, set to 0. When read, the content is 0.
—
b4
TRDIOC1SEL0 TRDIOC1 pin select bit
b5 b4
0 0: TRDIOC1 pin not used
1 0: P3_4 assigned
Other than above: Do not set.
R/W
b5
TRDIOC1SEL1
R/W
b6
TRDIOD1SEL0 TRDIOD1 pin select bit
b7 b6
0 0: TRDIOD1 pin not used
1 0: P3_5 assigned
Other than above: Do not set.
R/W
b7
TRDIOD1SEL1
R/W