Epson 100-88002 manual 05H 0FH

Control Codes

	[ENQ] <15>			Inquire printer state
	ASCII	[ENQ] <15>
	Hexadecimal		05H 0FH
	Decimal	<5> <15>
	Function	The [ENQ] <15> command returns the current printer state
	Note:	[ENQ] <17> also returns the current printer state, but it should not be used
	as it conflicts with XON/XOFF flow control.
	Response	[ACK] <15> <n> <r1> <r2>…
	Where:
<15>		is the echo of the command ID.
	<n>	is the number of return bytes + 40 (28H)
		(to prevent confusion with XON/XOFF).
	<r1>:	bit 0 = 1 always
		bit 1 = Cover is closed.
		bit 2 = Receipt paper is out.
		bit 3 = 0
		bit 4 = 1		Printer is waiting in an error mode.
			Use [ENQ]<22> to identify the specific error
			and [ENQ]<10> to recover
		bit 5 = 0
		bit 6 = 1 always
		bit 7 = 0 always
	<r2>:	bit 0 - 5 = 0 always
		bit 6 = 1 always

bit 7 = 0 always

Note: For this status request to function, the "Buffer Full Only" off-line option should be selected.

[ENQ] <20>		Inquire all printer status
ASCII	[ENQ] <20>
Hexadecimal		05H 14H
Decimal	<5> <20>
Function	The [ENQ] <20> command returns all status flags
Response	[ACK] <20> <n> <r1> <r2>…
Where:
<20>	is the echo of command ID.
<n>	is the number of return bytes + 40
		(28H) (to prevent confusion with XON/XOFF).
<r1>:	bit 0 = 0

bit 1 = 0

bit 2 = Receipt paper is out. bit 3 = Ticket in transport

bit 4 = Receipt paper error occurred. (low or out) bit 5 = 0

Page 166 100-88002 Rev B