Epson StylusPro 10000 - Page 32

EPSON Stylus Pro 10000/10000CF Revision B
Product Description Interfaces 32
Table 1-16. Connector Pin Assignments - Nibble Mode
* In/Out refers to the direction of signal flow from the printer’s point of view.
Pin No. Signal Name Return GND Pin In/Out* Functional Description
1
HostClk
19 In
Host clock signal.
2
DATA0
20 In
The DATA0 through DATA7 signals represent data bits 0 to7, respectively.
Each signal is at high level when data is logical 1 and low level when data is
logical 0.
3
DATA1
21 In
4
DATA2
22 In
5
DATA3
23 In
6
DATA4
24 In
7
DATA5
25 In
8
DATA6
26 In
9
DATA7
27 In
10
PtrClk
28 Out
Printer clock signal.
11
PtrBusy / DataBit-3,7
29 Out
Printer busy signal and reverse channel transfer data bit 3 or 7.
12
AckDataReq / DataBit-2,6
28 Out
Acknowledge data request signal and reverse channel transfer data bit 2 or 6.
13
Xflag / DataBit-1,5
28 Out
X-flag signal and reverse channel transfer data bit 1 or 5.
14
HostBusy
30 In
In Host busy signal.
31
-INIT
30 In
Not used.
32
-DataAvail / DataBit-0,4
29 Out
Data available signal and reverse channel transfer data bit 0 or 4.
36
1284-Active
30 In
1284 active signal.
18
Logic-H
- Out
Pulled up to +5 V via 3.9 K ohm resistor.
35
+5V
-Out
Pulled up to +5 V via 1.0 K ohm resistor.
17
Chassis GND
- -
Chassis GND.
16,33,19-30
GND
--
Signal GND.
15,34
NC
- -
Not connected.