3069RF-ZTAT Datasheet, PDF (931/1003 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER

TDR—Transmit Data Register
Bit
7
6
5
4
H'FFFBB
3
2
SCI1
1
0
Initial value
1
1
1
1
1
1
1
1
Read/Write
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Note: Bit functions are the same as for SCI0.
SSR—Serial Status Register
H'FFFBC
SCI1
Bit
Initial value
Read/Write
7
TDRE
0
R/(W)*
6
RDRF
0
R/(W)*
5
4
ORER FER/ERS
0
R/(W)*
0
R/(W)*
3
PER
0
R/(W)*
Notes: Bit functions are the same as for SCI0.
* Only 0 can be written, to clear the flag.
2
TEND
1
R
1
MPB
0
R
0
MPBT
0
R/W
RDR—Receive Data Register
Bit
7
6
5
4
Initial value
0
0
0
0
Read/Write
R
R
R
R
Note: Bit functions are the same as for SCI0.
H'FFFBD
3
2
SCI1
1
0
0
0
0
0
R
R
R
R
Rev. 5.0, 09/04, page 909 of 978