Asynchronous Terminals and Printer Processes Programming Manual

CONTROL, CONTROLBUF, AND SETMODE FOR PRINTERS
SETMODE Operations
beginning of each job to ensure that the correct mode is in
effect.
37 = get device status.
parameter-1 is not used
parameter-2 is not used
last-parameters for subtype 4:
last-parameters [0] = primary status returned from printer
status: . 9:11 = 0 partial status
1 full status
2 full status/VFU fault
3 reserved
4 full status/data parity error
5 full status/buffer overflow
6 full status/bail open
7 full status/auxiliary status
available
buffer full: . 12 = 0 not full
1 full
paper out: . 13 = 0 OK
1 paper out
device power on: . 14 = 0 OK
1 power-on error
C-6 November 1987