Confidential
EPSON
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ESC u n [obsolete command]
GS r, which is the upward-compatible command replaci ng ESC u, is recommended for use, since
ESC u is an obsolete command in the ESC/POS® com mand system.
[Name] Transmit peripheral device stat us
[Format] ASCII ESC u n
Hex 1B 75 n
Decimal 27 117 n
[Range] n = 0, 48
[Description] • Transm i ts the peripheral device status as 1 byte of data, as follows.
Bit Off/On Hex Decimal Status
0 Off 00 0 Drawer kick out connector pin 3 is LOW.
On 01 1 Drawer kick out connector pin 3 is HIGH.
1 - 3 -- -- -- Reserved.
4 Off 00 0 Fixed.
5, 6 -- -- -- Reserved.
7 Off 00 0 Fixed.
[Note] • When this command is transmit t ed, the data following must not be transmi t ted until
the status is received.
GS r, which is the upward-compatible command replaci ng ESC v, is recommended for use, since ESC
v is an obsolete command in the ESC/POS® com m and system.
[Name] Transmit paper sensor status
[Format] ASCII ESC v
Hex 1B 76
Decimal 27 118
[Description] • Transm i ts the status of paper sensor(s) as 1 byte of data, as follows.
Bit Off/On Hex Decimal Status
0, 1 Off 00 0 Roll paper near-end sensor: paper adequate.
On 03 3 Roll paper near-end sensor: paper near end.
2, 3 Off 00 0 Roll paper end sensor: paper present.
On 0C 12 Roll paper end sensor: paper not present.
4 Off 00 0 Fixed.
5, 6 -- -- -- Reserved.
7 Off 00 0 Fixed.
Bits 2 and 3: While t he c ov er is opening, this shows the state when the cover was still
closed (this command cannot be executed).
[Note] • When this command is transmit t ed, the data following must not be transmi t ted until
the status is received.