7-8    
ASCII Mode Framing 
10 bits Frame (7-bits Data) 
 
7N2 
Start 
bit 
0 1 2 3 4 5 6
Stop 
bit 
Stop 
bit 
 
 
←--- Data:7 bits ---→
 
 
←------- Character Frame:10 bits  -------→ 
 
 
7E1 
Start 
bit 
0 1 2 3 4 5 6
Even 
parity 
Stop 
bit 
 
 
←--- Data:7 bits ---→
 
 
←--------  Character Frame:10 bits  -------→ 
 
 
7O1 
Start 
bit 
0 1 2 3 4 5 6
Odd 
parity 
Stop 
bit 
 
 
←--- Data:7 bits ---→
 
 
←--------  Character Frame:10 bits  -------→ 
 
 
11 bits Frame(8-bits Data) 
 
8N2 
Start 
bit 
0 1 234567
Stop 
bit 
Stop 
bit 
 
 
←--- Data:8 bits ---→
 
 
←--------  Character Frame:11 bits  -------→ 
 
 
8E1 
Start 
bit 
0 1 234567
Even 
parity 
Stop 
bit 
 
 
←--- Data:8 bits ---→
 
 
←--------  Character Frame:11 bits  -------→ 
 
 
8O1 
Start 
bit 
0 1 234567
Odd 
parity 
Stop 
bit 
 
 
←--- Data:8 bits ---→
 
 
←--------  Character Frame:11 bits  -------→