User`s manual

A–27Bar Codes
The command below generates the same vertical Code 128 bar code in the
automatic mode, subset B. Because less than 4 consecutive numeric digits
were provided in the data, no subset switching occurred, and the bar code
remained in subset B. In the Start Bar Code sequence (DECBARC), SP
represents the ASCII space character (hex 20).
ESC[14;;;;;;;;3;’q
ESC%SP0123@25%ESC%@