Interface; Usb Interface - Epson Stylus Photo 895 Service Manual

EPSON Stylus PHOTO 895/785EPX

1.3 INTERFACE

The EPSON Stylus PHOTO 895/785EPX provides USB and as standard.

1.3.1 USB Interface

Standard: Based on:
"Universal Serial Bus Specification Rev. 1.1"
"Universal Serial Bus Device Class Definition
for Printing Device Version 1.1" (Printer)
"Universal Serial Bus Mass Storage Class
Bulk-Only Transport Rev. 1.0" (Storage)
Bit Rate: 12Mbps (Full Speed Device)
Data Encoding: NRZI
Adaptable Connector: USB Series B
Recommended Cable Length: 2 meters
Table 1-3. Connector Pin Assignment and Signals
Pin No. Signal Name I/O
1 VCC -
2 -Data Bi-D
3 +Data Bi-D
4 Ground -
Pin #2
Pin #3
Figure 1-3. USB Pin Assignment
PRODUCT DESCRIPTION
Function Description
Cable power. Max. power consumption is 2mA.
Data
Data, pull up to +3.3 V via 1.5K ohm resistor.
Cable ground
Pin #1
Pin #4
Device ID
[00H] [60H]
MFG: EPSON;
CMD: ESCPL2, BDC, D4;
MDL: Stylus [SP] Photo [SP] 785 EPX;
CLS: PRINTER;
DES: EPSON [SP]Stylus [SP] Photo [SP] 785EPX;
INTERFACE
Revision A
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