Epson Stylus Pro 10000 Service Manual page 30

EPSON Stylus Pro 10000/10000CF/10600
Data Transmission Timing
DATA data byte n
-STROBE
t
setup
BUSY
t
ready
-ACKNLG
Figure 1-5. Data Transmission Timing
Table 1-14. Data transmission times
Parameter
tsetup
thold
tstb
tready
tbusy
tt-out*
tt-in**
treply
tack
tnbusy
tnext
* Rise and fall time of every output signal
** Rise and fall time of every input signal
Product Description
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data byte n+ 1
t
hold
t
next
t
stb
t
busy
t t t
reply ack
nbusy
Minimum Maximum
500 ns -
500 ns -
500 ns -
0 -
- 500 ns
- 120 ns
- 200 ns
0 -
Typical 2 us
0 -
0 -
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NIBBLE MODE
Table 1-15. Transmission Specifications
Transmission mode IEEE-1284 nibble mode
Synchronization Refer to IEEE-1284 specification
Handshaking Refer to IEEE-1284 specification
Signal level TTL compatible (IEEE-1284 level 1 device)
Adaptable connector 57-30360 (Amphenol) or equivalent
Data trans. timing Refer to IEEE-1284 specification
The printer responds affirmatively when the extensibility request values
are 00H or 04H:
00H: Request Nibble Mode Reverse Channel Transfer
Extensibility request
04H: Request Device ID;
The printer returns the following strings when the device ID is
requested:
<00H><4EH>
MFG: EPSON
CMD: ESCPL2, BDC
Device ID
MDL: Stylus[SP]Pro[SP]7000
CLS: PRINTER
DES: EPSON[SP]Stylus[SP]Pro{SP]7000
Note: [00H] denotes a hexadecimal value of zero
Interfaces
Description
Return Data Using Nibble Mode Reverse Channel
Transfer
MDL values depend on the EEPROM setting
Revision D
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