Epson Stylus Color 670

EPSON Stylus Color 670 Revision A
Product Description Interface 19
1.3.3 USB (Universal Serious Bus)
Following shows specification.
o Standard:
n Universal Serial Bus Specifications Revision 1.0
n Universal Serial Bus Device Class Definition for Printing Devices
version 1.0
o Bit rate: 12Mbps (Full Speed Device)
o Data encoding: NRZI
o Adaptable connector: USB Series B
o Recommended cable length: max. 2 meters
Figure 1-4. USB Interface Port
Table 1-8. Connector Pin Assignment and Signals
Pin.
No
Signal Name I/Out Function Description
1 VCC --
Cable power. Maximum power
consumption is 100mA.
2 -Data I/O Data
3+Data I/O
Data. Pull up to +3.3V via 1.5K ohm
resistor.
4 Ground -- Cable ground.
Pin #1Pin #2
Pin #3 Pin #4
usb