hd64338023s Renesas Electronics Corporation., hd64338023s Datasheet - Page 605

• Manufacturer Part Number: hd64338023s
• Description: Renesas 8-bit Single-chip Microcomputer Super Low Power Series
• Manufacturer: Renesas Electronics Corporation.

SPCR—Serial Port Control Register
Bit
Initial value
Read/Write
P4
0
1
2
/TXD


7
1
Function as P4
Function as TXD
32
Pin Function Switch
TXD
0
1


6
1
32
TXD
TXD
2
Pin Output Data Inversion Switch
I/O pin
32
32
32
output pin
SPC32
output data is not inverted
output data is inverted
R/W
RXD
0
1
5
0
32
RXD
RXD
Pin Input Data Inversion Switch
32
32
input data is not inverted
input data is inverted


W
4
SCINV3
Rev. 7.00 Mar 10, 2005 page 563 of 652
R/W
3
0
H'91
Appendix B Internal I/O Registers
SCINV2
R/W
2
0


W
1
REJ09B0042-0700


W
0
SCI3