Compuprint MDP40B Programmer Manual - Manual (Page 193)

C-51
ESC sp B
Request for document status. (Olivetti PR2)
ASCII Code ESC sp B
Hexadecimal Value 1B 20 42
Decimal Value 27 32 65
This command requests the printer to indicate its status as regards the current
position of the document.
The command generates a command specification error (The request is fulfilled in any
case) if it is sent inside a printing field.
ESC B id m ESC Z
Synchronous document status. (Olivetti PR2)
ASCII Code ESC B id m ESC Z
Hexadecimal Value 1B 42 id m 1B 5A
Decimal Value 27 66 id m 27 102
The synchronous status of documents, which answers the ESC sp B command has the
following structure:
id = 5 (PAPER FRONT STAND)
m consists of a single byte and identifies the position of the document in the device
identified by id.