SH7750_08 Datasheet, PDF (757/1162 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

Section 15 Serial Communication Interface (SCI)
SPB0DT bit is output to the TxD pin. The RxD pin value is read from the SPB0DT bit regardless
of the value of the SPB0IO bit. The initial value of this bit after a power-on or manual reset is
undefined.
Bit 0: SPB0DT
0
1
Description
Input/output data is low-level
Input/output data is high-level
SCI I/O port block diagrams are shown in figures 15.2 to 15.4.
Rev.7.00 Oct. 10, 2008 Page 673 of 1074
REJ09B0366-0700