SH7059 Datasheet, PDF (446/1042 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer

15. Serial Communication Interface (SCI)
15.1.4 Register Configuration
Table 15.2 summarizes the SCI internal registers. These registers select the communication mode (asynchronous or
synchronous), specify the data format and bit rate, and control the transmitter and receiver sections.
Table 15.2 Registers
Channel Name
Abbreviation
0
Serial mode register 0
SMR0
Bit rate register 0
BRR0
Serial control register 0
SCR0
Transmit data register 0
TDR0
Serial status register 0
SSR0
Receive data register 0
RDR0
Serial direction control register 0 SDCR0
1
Serial mode register 1
SMR1
Bit rate register 1
BRR1
Serial control register 1
SCR1
Transmit data register 1
TDR1
Serial status register 1
SSR1
Receive data register 1
RDR1
Serial direction control register 1 SDCR1
2
Serial mode register 2
SMR2
Bit rate register 2
BRR2
Serial control register 2
SCR2
Transmit data register 2
TDR2
Serial status register 2
SSR2
Receive data register 2
RDR2
Serial direction control register 2 SDCR2
3
Serial mode register 3
SMR3
Bit rate register 3
BRR3
Serial control register 3
SCR3
Transmit data register 3
TDR3
Serial status register 3
SSR3
Receive data register 3
RDR3
Serial direction control register 3 SDCR3
4
Serial mode register 4
SMR4
Bit rate register 4
BRR4
Serial control register 4
SCR4
Transmit data register 4
TDR4
Serial status register 4
SSR4
Receive data register 4
RDR4
Serial direction control register 4 SDCR4
Notes: 1. Only 0 can be written to clear the flags.
2. Do not access empty addresses.
R/W
R/W
R/W
R/W
R/W
R/(W) *¹
R
R/W
R/W
R/W
R/W
R/W
R/(W) *¹
R
R/W
R/W
R/W
R/W
R/W
R/(W) *¹
R
R/W
R/W
R/W
R/W
R/W
R/(W) *¹
R
R/W
R/W
R/W
R/W
R/W
R/(W) *¹
R
R/W
Initial Value
H'00
H'FF
H'00
H'FF
H'84
H'00
H'F2
H'00
H'FF
H'00
H'FF
H'84
H'00
H'F2
H'00
H'FF
H'00
H'FF
H'84
H'00
H'F2
H'00
H'FF
H'00
H'FF
H'84
H'00
H'F2
H'00
H'FF
H'00
H'FF
H'84
H'00
H'F2
Address*²
H'FFFFF000
H'FFFFF001
H'FFFFF002
H'FFFFF003
H'FFFFF004
H'FFFFF005
H'FFFFF006
H'FFFFF008
H'FFFFF009
H'FFFFF00A
H'FFFFF00B
H'FFFFF00C
H'FFFFF00D
H'FFFFF00E
H'FFFFF010
H'FFFFF011
H'FFFFF012
H'FFFFF013
H'FFFFF014
H'FFFFF015
H'FFFFF016
H'FFFFF018
H'FFFFF019
H'FFFFF01A
H'FFFFF01B
H'FFFFF01C
H'FFFFF01D
H'FFFFF01E
H'FFFFF020
H'FFFFF021
H'FFFFF022
H'FFFFF023
H'FFFFF024
H'FFFFF025
H'FFFFF026
Access Size
8, 16
8
8, 16
8
8, 16
8
8, 16
8
8, 16
8
Rev.3.00 Mar. 12, 2008 Page 356 of 948
REJ09B0177-0300