HD64F2145 Datasheet, PDF (211/829 Pages) Renesas Technology Corp – Hitachi 16-Bit Single-Chip Microcomputer

8.5.3 Pin Functions
• P47/PWX1
The pin function is switched as shown below according to the combination of the OEB bit in
DACR of the 14-bit PWM and the P47DDR bit.
OEB
P47DDR
Pin Function
0
P47 input pin
0
1
P47 output pin
1
—
PWX1 output pin
• P46/PWX0
The pin function is switched as shown below according to the combination of the OEA bit in
DACR of the 14-bit PWM and the P46DDR bit.
OEA
P46DDR
Pin Function
0
P46 input pin
0
1
P46 output pin
1
—
PWX0 output pin
• P45/TMRI1/HIRQ12/CSYNCI
The pin function is switched as shown below according to the combination of the HI12E bit in
SYSCR2 and the P45DDR bit.
P45DDR
0
1
HI12E
0
0
1
Pin Function
P45 input pin
P45 output pin
HIRQ12 output pin
TMRI1 input pin, CSYNCI input pin*
Note:* When bits CCLR1 and CCLR0 in TCR1 of TMR_1 are set to 1, this pin is used as the
TMRI1 input pin. It can also be used as the CSYNCI input pin.
Rev. 2.0, 08/02, page 171 of 788