HD6432646 Hitachi, HD6432646 Datasheet - Page 1076

• Manufacturer Part Number: HD6432646
• Description: (HD64F264x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

SMR1—Serial Mode Register 1
1042
Bit
Initial value
Read/Write
R/W
C/A
Communication Mode
7
0
0
1
Asynchronous mode
Clocked synchronous mode
CHR
R/W
Character Length
6
0
0
1
8-bit data
7-bit data
R/W
PE
Parity Enable
5
0
0
1
*1
Parity bit addition and checking disabled
Parity bit addition and checking enabled
R/W
O/E
Parity Mode
4
0
0
1
Stop Bit Length
Even parity
Odd parity
0
1
STOP
1 stop bit: In transmission, a single 1 bit (stop bit)
is added to the end of a transmit character before
it is sent.
2 stop bits: In transmission, two 1 bits (stop bits)
are added to the end of a transmit character
before it is sent.
R/W
3
0
Multiprocessor Mode
0
1
*4
H'FF80
*3
Multiprocessor function disabled
Multiprocessor format selected
R/W
MP
2
0
Clock Select 1 and 0
CKS1
R/W
0
1
1
0
0
1
0
1
*2
ø clock
ø/4 clock
ø/16 clock
ø/64 clock
CKS0
R/W
0
0
SCI1