Character Codes; Example Of Print Contents Transmission - Hitachi UX2 User Manual

1.3.2-4 Character codes

(1) 2-byte code (number of communication bytes: 1-byte mode)
●
For 1-byte mode, 2-byte codes are sandwiched between "SI" and "SO".
●
One character
High-order
SI
byte
●
Two or more characters
High-order
SI
byte
(2) 2-byte code (number of communication bytes: 2-byte mode)
High-order
byte
(3) Mixture of ASCII and 2-byte codes
(number of communication bytes: 1-byte mode)
ASCII ASCII
(4) Mixture of ASCII and 2-byte codes
(number of communication bytes: 2-byte mode)
ASCII ASCII

1.3.2-5 Example of print contents transmission

(1) Example when No. of communication bytes: 1 byte mode
02H 10H 31H 41H 42H 43H 10H 32H 0FH F1H 40H
STX DLE 1
Print Item 1
(2) Example when No. of communication bytes: 2-byte mode
02H 10H 31H 41H 42H 43H 10H 32H F1H 40H
STX DLE 1
Print Item 1
[Transmission results]
Print Item 1 →
Print Item 2 →
Low-order
SO
byte
Low-order High-order
byte byte
Low-order
byte
High-order Low-order
SI
byte
High-order Low-order
byte byte
A B C DLE
A B C DLE
A B C
U U
UU：User pattern character
12
Low-order High-order
byte byte
High-order
byte byte
High-order Low-order
byte byte
User
2 SI
pattern
Print Item 2
F1H 41H 03H
User User
2
pattern pattern
Print Item 2
Low-order
SO
byte
Low-order
SO ASCII
byte
ASCII
F1H 41H 0EH 03H
User
SO ETX
pattern
ETX