HD6432646 Hitachi, HD6432646 Datasheet - Page 469

• Manufacturer Part Number: HD6432646
• Description: (HD64F264x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

13.1.4
The SCI has the internal registers shown in table 13-2. These registers are used to specify
asynchronous mode or clocked synchronous mode, the data format , and the bit rate, and to control
transmitter/receiver.
Table 13-2 SCI Registers
Channel
0
1
2
(H8S/2648,
H8S/2648R,
H8S/2647)
All
Notes: *1 Lower 16 bits of the address.
*2 Can only be written with 0 for flag clearing.
Register Configuration
Name
Serial mode register 0
Bit rate register 0
Serial control register 0
Transmit data register 0
Serial status register 0
Receive data register 0
Smart card mode register 0
Serial mode register 1
Bit rate register 1
Serial control register 1
Transmit data register 1
Serial status register 1
Receive data register 1
Smart card mode register 1
Serial mode register 2
Bit rate register 2
Serial control register 2
Transmit data register 2
Serial status register 2
Receive data register 2
Smart card mode register 2
Module stop control register B
Abbreviation
SMR0
BRR0
SCR0
TDR0
SSR0
RDR0
SCMR0
SMR1
BRR1
SCR1
TDR1
SSR1
RDR1
SCMR1
SMR2
BRR2
SCR2
TDR2
SSR2
RDR2
SCMR2
MSTPCRB
R/W
R/W
R/W
R/W
R/W
R/(W)
R
R/W
R/W
R/W
R/W
R/W
R/(W)
R
R/W
R/W
R/W
R/W
R/W
R/(W)
R
R/W
R/W
*2
*2
*2
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'FF
Address
H'FF78
H'FF79
H'FF7A
H'FF7B
H'FF7C
H'FF7D
H'FF7E
H'FF80
H'FF81
H'FF82
H'FF83
H'FF84
H'FF85
H'FF86
H'FF88
H'FF89
H'FF8A
H'FF8B
H'FF8C
H'FF8D
H'FF8E
H'FDE9
435
*1