Datasheet

Rev.6.00 Oct.28.2004 page 468 of 1016

REJ09B0138-0600H

14.1.4 Register Configuration

The SCI has the internal registers shown in table 14-2. 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 14-2 SCI Registers

Channel Name Abbreviation R/W Initial Value Address*

0 Serial mode register 0 SMR0 R/W H'00 H'FF78

Bit rate register 0 BRR0 R/W H'FF H'FF79

Serial control register 0 SCR0 R/W H'00 H'FF7A

Transmit data register 0 TDR0 R/W H'FF H'FF7B

Serial status register 0 SSR0 R/(W)*

H'84 H'FF7C

Receive data register 0 RDR0 R H'00 H'FF7D

Smart Card mode register 0 SCMR0 R/W H'F2 H'FF7E

1 Serial mode register 1 SMR1 R/W H'00 H'FF80

Bit rate register 1 BRR1 R/W H'FF H'FF81

Serial control register 1 SCR1 R/W H'00 H'FF82

Transmit data register 1 TDR1 R/W H'FF H'FF83

Serial status register 1 SSR1 R/(W)*

H'84 H'FF84

Receive data register 1 RDR1 R H'00 H'FF85

Smart Card mode register 1 SCMR1 R/W H'F2 H'FF86

2 Serial mode register 2 SMR2 R/W H'00 H'FF88

Bit rate register 2 BRR2 R/W H'FF H'FF89

Serial control register 2 SCR2 R/W H'00 H'FF8A

Transmit data register 2 TDR2 R/W H'FF H'FF8B

Serial status register 2 SSR2 R/(W)*

H'84 H'FF8C

Receive data register 2 RDR2 R H'00 H'FF8D

Smart Card mode register 2 SCMR2 R/W H'F2 H'FF8E

All Module stop control register MSTPCR R/W H'3FFF H'FF3C

Notes: 1. Lower 16 bits of the address.

2. Can only be written with 0 for flag clearing.