Epson MP-2100 TH manual Serial interface status byte, Status bit number Logic

User’s Manual

Serial interface status byte

The serial interface status byte is composed of 8 bits – 7 through 0 – the most significant bit is Bit 7 and the least significant bit is Bit 0.

Status bit number	Logic “0”	Logic “1”
0	Printer Off Line	Printer On Line
1	Printer has paper	Printer without paper
2 (After ESC b 1)	Drawer sensor level low	Drawer sensor level high
3	Print head down	Print head raised
4 – 7	Not used (will always be logic “0”)

USB interface status bytes

Byte	1.	Printer Status 2.	OFF-LINE	3. Error Status 4.	Continuous	Paper 5. Firmware
Bit			Status		Sensor Status		Version
0		0	1	0	1
1		0	0	0	0		Minor Firmware
		Reserved	Reserved	Cutter Installed	Head Temp.		version digit
2
3		ON/OFF LINE	Head-up	Paper Cut Error	Reserved
4		0	Reserved	1	1
5		Status	No paper	Non Recov Error	Int. Paper Jam		Major Firmware
							version digit
		buffer	Error		Reserved
6				Recov Error
7		1	1	1	1		0

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