HD64F36024FX Datasheet, PDF (219/386 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Section 13 Serial Communication Interface 3 (SCI3)
13.3.9 SCI3_3 Module Control Register (SMCR)
SMCR controls the SCI3_3 and module standby function.
Bit
Bit Name
7 to 4 
Initial
Value
All 1
3, 2 
All 1
1
TXD_3
0
0
MSTS3_3 0
R/W Description

Reserved
These bits are always read as 1.

Reserved
These bits are always read as 1. When the emulator is
used, these bits must be cleared to 0.
R/W TXD_3 Output Select
Selects the function of the P57/TXD_3 pin.
0: General I/O port
1: TXD_3 output pin
R/W SCI3_3 Module Standby
When this bit is set to 1, the SCI3_3 enters the standby
state.
Rev. 4.00 Sep. 23, 2005 Page 191 of 354
REJ09B0025-0400