Datamax-O'Neil Class Series Programmer’s Manual - Manual (Page 24)

Immediate Command Functions
Class Series Programmer’s Manual 10
SOH A Send ASCII Status String
This command allows the host computer to check the current printer status. The printer returns a
string of eight characters, followed by a carriage return. Each character (see below) indicates an
associated condition, either true (Y) or false (N). Byte 1 is transmitted first. See F.
Syntax: A
Sample: A
Printer Response:
abcdefgh
Where:
Possible Values Interpretation Byte Transmit Sequence
a - Y/N Y = Interpreter busy (imaging) 1
b - Y/N Y = Paper out or fault 2
c - Y/N Y = Ribbon out or fault 3
d - Y/N Y = Printing batch 4
e - Y/N Y = Busy printing 5
f - Y/N Y = Printer paused 6
g - Y/N Y = Label presented 7
h - N N = Always No 8
Table 3-1: ASCII Status Bytes
SOH a Send ASCII Extended Status String
This command allows the host computer to check an extended current printer status. The printer
returns a string of seventeen characters, followed by a carriage return. Most characters (see below)
indicate an associated condition, either true (Y) or false (N). Byte 1 is transmitted first. See F.
Syntax: a
Sample: a
Printer Response:
abcdefgh:ijklmnop