EPSON FX-890/2190 Revision B
PRODUCT DESCRIPTIONS Interface 25
1.2.2 Parallel interface (Reverse channel)
Specifications
Transmission mode : IEEE-1284 nibble mode
Adaptable connector: 57-30360 (Amphenol) or equivalent
Synchronization : Refer to the IEEE-1284 specification
Handshaking : Refer to the IEEE-1284 specification
Signal level: TTL compatible (IEEE-1284 level 1 device)
Data transmission timing : Refer to the IEEE-1284 specification
Extensibility request : The printer responds to the extensibility request in
the affirmative, when the request is 00H or 04H,
which mean;
00H : Request nibble mode of reverse channel transfer
04H : Request device ID in nibble mode of reverse channel transfer
Device ID: The printer sends the following device ID string when it is requested
FX-890
When IEEE1284.4 is enabled,
When IEEE1284.4 is disabled,
FX-2190
When IEEE1284.4 is enabled,
When IEEE1284.4 is disabled,
[00H][4CH]
MFG:EPSON;
CMD:ESCP9,PRPII9,BDC,D4;
MDL:FX-890;
CLS:PRINTER;
DES:EPSON[SP]FX-890;
[00H][49H]
MFG:EPSON;
CMD:ESCP9,PRPII9,BDC;
MDL:FX-890;
CLS:PRINTER;
DES:EPSON[SP]FX-890;
[00H][4EH]
MFG:EPSON;
CMD:ESCP9,PRPII9,BDC,D4;
MDL:FX-2190;
CLS:PRINTER;
DES:EPSON[SP]FX-2190;
[00H][4BH]
MFG:EPSON;
CMD:ESCP9,PRPII9,BDC;
MDL:FX-2190;
CLS:PRINTER;
DES:EPSON[SP]FX-2190;