HD64F38024HV Datasheet, PDF (379/684 Pages) Renesas Technology Corp – Hardware Manual Renesas 8-Bit Single-Chip Microcomputer H8 Family/H8/300L Super Low Power Series

Section 10 Serial Communication Interface
Bit 5—P4₂/TXD₃₂ Pin Function Switch (SPC32)
This bit selects whether pin P4₂/TXD₃₂ is used as P4₂ or as TXD₃₂.
Bit 5
SPC32
Description
0
Functions as P42 I/O pin
1
Functions as TXD32 output pin^*
Note: * Set the TE bit in SCR3 after setting this bit to 1.
(initial value)
Bit 4—Reserved
Bit 4 is reserved; only 0 can be written to this bit.
Bit 3—TXD₃₂ Pin Output Data Inversion Switch
Bit 3 specifies whether or not TXD₃₂ pin output data is to be inverted.
Bit 3
SCINV3
0
1
Description
TXD32 output data is not inverted
TXD32 output data is inverted
(initial value)
Bit 2—RXD₃₂ Pin Input Data Inversion Switch
Bit 2 specifies whether or not RXD₃₂ pin input data is to be inverted.
Bit 2
SCINV2
0
1
Description
RXD32 input data is not inverted
RXD32 input data is inverted
(initial value)
Bits 1 and 0—Reserved
Bits 1 and 0 are reserved; only 0 can written to these bits.
Rev. 8.00 Mar. 09, 2010 Page 357 of 658
REJ09B0042-0800