Usb Interface; Optional Interface - Epson Stylus Color 980 Service Manual

EPSON Stylus Color 980

1.3.3 USB Interface

Standard: Based on the following:
Universal Serial Bus Specifications Rev. 1.0
Universal Serial Bus Device Class Definition
for Printing Device Version 1.0
Bit Rate: 12 M bps
Data Encoding: NRZI
Adaptable Connector: USB Series B
Recommended Cable Length:2 meters
Table 1-15. Pin Assignment and Signal of the USB I/F
Signal
Pin No. I/O
Name
1 Vcc ----
2 -Data Bi-D
3 +Data Bi-D
4 Ground ----
Figure 1-9. USB Pin Assignment
Product Description
Description
Cable power, Maxi. power consumption
is 100 mA
Data
Data, pull up to +3.3 V via 1.5 K ohms
resistor
Cable Ground

1.3.4 Optional interface

Type-B level 2 optional interfaces are available.
Reply message:
ESC/P2 is selected
Min-Type:MTP48p, PW80 cl 10 cpi, PRG (Wxxxxx)rev,
AP800ma, SPDO fast
Product-Name: Stylus COLOR 980
Emulation-Type: ESCPL2-00
Entity-Type: EPSONLQ2
X24E is selected
Main-Type:MTP48p, PW80cl10cpi, PRG(Wxxxxx)rev,
AP800ma, SPDO fast
Product-Name: Stylus COLOR 980
Emulation-Type: PRPXL24-00
Entity-Type: EPSONPRPXL24
Emergency command
0x00 :Get device ID
0x01 :Get all status
Sending BDC-ST through DBIN register
When State-Reply is set "ON" by ST from Type-B I/F, sending BDC-
ST through DBIN register is started. When State-Reply is started,
"Start" and "End" of BDC-ST characters are announced by sending
the Main command 0Eh.
See Table 1-16 which shows Reply for option command.
See Table 1-17 which shows Supported main command and sending
timing
Interface
Revision A
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