8-bit Data
1
2
stop bit2, parity
Start
bit0
bit1
stop bit1, parity
Start
bit0
bit1
stop bit2
Start
bit0
bit1
stop bit1
Start
bit0
bit1
7-bit Data
1
2
stop bit2, parity
Start
bit0
bit1
stop bit1, parity
Start
bit0
bit1
stop bit2
Start
bit0
bit1
stop bit1
Start
bit0
bit1
8-bit Data Multi-Control System
1
2
stop bit2
Start
bit0
bit1
stop bit1
Start
bit0
bit1
7-bit Data Multi-Control System
1
2
stop bit2
Start
bit0
bit1
stop bit1
Start
bit0
bit1
Transfer Direction
3
4
5
6
bit2
bit3
bit4
bit2
bit3
bit4
bit2
bit3
bit4
bit2
bit3
bit4
3
4
5
6
bit2
bit3
bit4
bit2
bit3
bit4
bit2
bit3
bit4
bit2
bit3
bit4
3
4
5
6
bit2
bit3
bit4
bit2
bit3
bit4
3
4
5
6
bit2
bit3
bit4
bit2
bit3
bit4
Figure 11.3.1 Data Frame Configuration
11-4
Chapter 11 Serial I/O Port
7
8
9
10
bit5
bit6
bit7
Parity
bit5
bit6
bit7
Parity
bit5
bit6
bit7
stop
bit5
bit6
bit7
stop
7
8
9
10
bit5
bit6
Parity
stop
bit5
bit6
Parity
stop
bit5
bit6
stop
stop
bit5
bit6
stop
WUB = Wake Up bit
1: Address (ID) Frame
0: Data Frame
7
8
9
10
bit5
bit6
bit7
WUB
bit5
bit6
bit7
WUB
7
8
9
10
bit5
bit6
WUB
stop
bit5
bit6
WUB
stop
11
12
stop
stop
stop
stop
11
12
stop
11
12
stop
stop
stop
11
12
stop