HD6433802H Datasheet, PDF (379/435 Pages) Hitachi Semiconductor – Single-Chip Microcomputer

SMR—Serial mode register
H'A8
SCI3
Bit
Initial value
Read/Write
7
6
5
COM CHR
PE
0
0
0
R/W
R/W
R/W
4
3
2
1
0
PM STOP MP CKS1 CKS0
0
0
0
0
0
R/W R/W R/W R/W R/W
Clock select
0 0 ø clock
0 1 øw/2 clock
1 0 ø/16 clock
1 1 ø/64 clock
Multiprocessor mode
0 Multiprocessor communication
function disabled
1 Multiprocessor communication
function enabled
Stop bit length
0 1 stop bit
1 2 stop bits
Parity mode
0 Even parity
1 Odd parity
Parity enable
0 Parity bit addition and checking disabled
1 Parity bit addition and checking enabled
Character length
0 8-bit data/5-bit data
1 7-bit data/5-bit data
Communication mode
0 Asynchronous mode
1 Synchronous mode
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