Epson Stylus Pro 7600 - Page 92

EPSON Stylus Pro 7600/9600 Revision A
Product Description Interfaces 92
6: Do not perform data transfer by ignoring the -ACKNLG signal or BUSY signal. (Data
transfer to this printer must be executed by checking the level of the -ACKNLG signal
or when the BUSY signal is “LOW”.)
7: Assign appropriate character codes to DATA0 ~ 7 of the interface connector (“1” for
open to GND and “0” for short to GND) and connect the BUSY signal line and the -
STROBE signal line. Then without using any external equipment, you can conduct
printing test of the printer including the interface circuit
PARALLEL INTERFACE TIMING CHART
Figure 1-19. Timing Chart
Note *1: Rise and fall time of every output signals
*2: Rise and fall time of every input signals
Table 1-54.
Parameter Minimum Maximum
tsetup 500 ns -
thold 500 ns -
tstb 500 ns -
tready 0 -
tbusy - 500 ns
tt-out*
1
- 120 ns
tt-in*
2
-200 ns
treply 0 -
tack Typical 2us
tnbusy 0 -
tnext 0 -