Extensibility request:

The printer responds to the extensibility

 

request in the affirmative when the

 

request is 00H or 04H, which means:

00H:

Request nibble mode of reverse channel

 

transfer

04H:

Request device ID in nibble mode of

 

reverse channel transfer

The following table lists the parallel connector pin assignments and describes their respective interface signals.

Specifications, Command Summary, and Character Tables A-15