Datasheet

Appendix B Internal I/O Registers
Rev. 8.00 Mar. 09, 2010 Page 564 of 658
REJ09B0042-0800
SMR—Serial Mode Register H'A8 SCI3
Bit
Initial value
Read/Write
7
COM
0
R/W
6
CHR
0
R/W
5
PE
0
R/W
0
CKS0
0
R/W
2
MP
0
R/W
1
CKS1
0
R/W
4
PM
0
R/W
Clock Select
00
01
1
1
1
φ clock
φ
w
/2 clock
0
φ/16 clock
φ/64 clock
5 Bit Communication
05 bits communication disabled
1
5 bits communication 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
08-bit data/5-bit data
1
7-bit data/5-bit data
Communication Mode
0 Asynchronous mode
1
Synchronous mode
3
STOP
0
R/W