Citizen CBM1000 manual ESC = n, Range

ESC = n

[Function]	Data input control
[Code]	<1B>H<3D>H<n>
[Range]	0 n	255
[Outline]	Selecting equipment for which data input from the host is valid.
	• Each bit of “n” indicates as follows:
	Bit	Equipment		Value
			0		1
	0	Printer	Invalid		Valid
	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.
[Caution]	• 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)
[Default]	n = 1

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