Epson Stylus Pro 7600 - UltraChrome Ink Service Manual - Page 95
USB interface
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EPSON Stylus Pro 7600/9600 1.6.2 USB interface SPECIFICATION Standard: "Universal Serial Bus Specifications Revision 2.0" "Universal Serial Bus Specifications Revision 1.1" "Universal Serial Bus Devices Class Definition for Printing Devices Version 1.1" Bit rate: 480Mbps (High Speed Mode) 12Mbp (Full Speed Device) Data format: NRZI Adaptable connector: USB Series B Acceptable cable length: 2m Device ID: When IEEE1284.4 is valid • (Character strings, depending on ) • MFG : EPSON; • CMD : ESCPL2,BDC,D4; • MDL : ; • CLS : PRINTER; • DES : EPSONT;(: space) When IEEE1284.4 is not valid • (Character strings, depending on ) • MFG : EPSON; • CMD : ESCPL2,BDC; • MDL • CLS • DES : ; : PRINTER; : EPSONT;(: space) Revision A CONNECTOR PIN ASSIGNMENT AND SIGNALS Table 1-57. Connector Pin Assignment and Signals (USB(FS) Pin No Signal name In/Out Function description 1 VCC - Cable power. Maximum power consumption is 100mA 2 -Data bi-directional data 3 +Data bi-directional data, pull up to +3.3V via 1.5K ohm resistor 4 Ground - Cable ground Figure 1-20. Pin Assignment Product Description Interfaces 95