HD64F3644PV Datasheet, PDF (482/551 Pages) Renesas Technology Corp – Old Company Name in Catalogs and Other Documents

Appendix B Internal I/O Registers
SMR—Serial mode register
Bit
Initial value
Read/Write
7
6
5
COM CHR
PE
0
0
0
R/W
R/W
R/W
H'FFA8
SCI3
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 φ clock
1 φ/4 clock
1 0 φ/16 clock
1 φ/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
1 7-bit data
Communication mode
0 Asynchronous mode
1 Synchronous mode
Rev. 6.00 Sep 12, 2006 page 460 of 526
REJ09B0326-0600