Hitachi SH7032 - Page 410

375
0D
0
D
1
D
2
D
3
D
4
D
5
D
6
D
7
1
1
0/1 1 1
(LSB) (MSB)
Serial
data
Start
bit
1 bit
Transmit/receive data
7 or 8 bits
One unit of communication (character or frame)
Idle (mark) state
Parity 
bit
Stop 
bit
1 or 
no bit
1 or 
2 bits
Figure 13.2 Data Format in Asynchronous Communication (Example: 8-Bit Data with
Parity and Two Stop Bits)