Renesas Hitachi H8S/2194 Series Hardware Manual page 494

Table 23.8 SMR1 Settings and Serial Transfer Format Selection
SMR1 Settings
Bit 7 Bit 6 Bit 2
 
C/ CHR MP
0 0 0
1
0 1
1
 
1
Table 23.9 SMR1 and SCR1 Settings and SCI1 Clock Source Selection
SMR1 SCR1 Setting
Bit 7 Bit 1 Bit 0
 
C/ CKE1 CKE0
0 0 0
1
1 0
1
1 0 0
1
1 0
1
Bit 5 Bit 3
PE STOP Mode
0 0 Asynchro-
nous mode
1
1 0
1
0 0
1
1 0
1

0 Asynchro-
nous mode

1
(multi-

0
processor
 format)
1
 
Clock
synchronous
mode
SCI1 Transfer Clock
Mode Clock Source
Asynchronous Internal
mode
External
Clock Internal
synchronous
mode
External
SCI1 Transfer Format
Data Multiproc
length -essor bit
8-bit No
data
7-bit
data
8-bit Yes
data
7-bit
data
8-bit No
data
SCK1 Pin Function
SCI1 does not use SCK1 pin
Outputs clock with same frequency
as bit rate
Inputs clock with frequency of 16
times the bit rate
Outputs serial clock
Inputs serial clock
Rev. 2.0, 11/00, page 467 of 1037
Parit Stop bit
y bit length
No 1 bit
2 bits
Yes 1 bit
2 bits
No 1 bit
2 bits
Yes 1 bit
2 bits
No 1 bit
2 bits
1 bit
2 bits