Epson Stylus CX3700 - Page 21

EPSON Stylus CX3700/CX3800/CX3805/CX3810/DX3800/DX3850 Revision A
PRODUCT DESCRIPTION Interface 21
1.3 Interface
The EPSON Stylus CX3700/CX3800/CX3805/CX3810/DX3800/DX3850 provides
the following interface.
1.3.1 USB Interface
 Standards
 “Universal Serial Bus Specifications Revision 2.0”
 “Universal Serial Bus Device Class Definition for Printing Devices Version
1.1” (printer unit)
 Transfer rate: 12 Mbps (Full Speed Device)
 Data fo
rmat: NRZI
 Compatible connector:
USB Series B
 Recommended cable length:
2 [m] or less
 Device ID
 Con
nector signal layout
Figure 1-9. USB pin Assignment
 Prod
uct ID
 0x0818
 Endpoint attribute
Table 1-19. Device ID
Model Name Device ID
CX3700
[00H][5AH]
MFG:EPSON;
CMD:ESCPL2,B
DC,D4,ESCPR1;
MDL:Stylus[SP] CX3700;
CLS:PRINTER;
DES:EPSON[SP]Stylus[SP] CX3700;
CX3800
CX380
5
CX3810
[00H][5AH]
MFG:EPSON;
CMD:ESCPL2,B
DC,D4,ESCPR1;
MDL:Stylus[SP] CX3800;
CLS:PRINTER;
DES:EPSON[SP]Stylus[SP] CX3800;
DX3800/DX3850
[00H][5AH]
MFG:EPSON;
CMD:ESCPL2,BDC,D4,ESCPR1;
MDL:Stylus[SP] DX3800;
CLS:PRINTER;
DES:EPSON[SP]Stylus[SP] DX3800;
Table 1-20. Connector Pin Assignment and Signals
Pin No. Signal name I/O Function Description
1 VCC -
Cable power. Max. power consumption is 2 mA.
2 -Data Bi-D Data
3 +Data Bi-D
Data, pull up to +3.3 V via 1.5 K ohm resistor.
4 Ground - Cable ground
Table 1-21. Endpoint Attribute
I/F No. Endpoint Address Endpoint Type Linked Interface
0x00
0x01 Bulk In
Scanner
0x02 Bulk Out
0x01
0x03 Bulk In
Printer
0x04 Bulk Out
Pin #1
Pin #3
Pin #2
Pin #4