Citizen CBM1000II Command Reference Manual page 33

ESC = n
[Function]
[Code]
[Range]
[Outline]
[Caution]
[Default]
Data input control
<1B>H<3D>H<n>
0 n 255
Selecting equipment for which data input from the host is valid.
• Each bit of "n" indicates as follows:
Bit Equipment
0 Printer
1 Not defined
2 Not defined
3 Not defined
4 Not defined
5 Not defined
6 Not defined
7 Not defined
• When the printer has not been selected, this printer abandons
all the received data until it is selected by this command.
• Even when the printer has not been selected, it can become
BUSY state through printer operation.
• When the printer is deselected, this printer discards all the
data until it is selected with this command. (Except DLE EOT,
DLE ENQ, and DLE DC4)
n = 1
— 31 —
Value
0 1
Invalid Valid