PSC Universal Keyboard Wedge Programming Manual page 118

EDITING MODE
PHASE C2 - continued
Add (or not) up to two fixed fields
construction of additional field #2
Action 1:
ACCESS TO BUFFER OF FIXED FIELD # 2
Action 2:
Enter up to six characters using the CODE 39
FULL ASCII TABLE in Appendix C.
Action 3:
VALIDATION
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Universal Keyboard Wedge Programming Guide