Service manual
EPSON Stylus Pro 10000/10000CF Revision B
Product Description Interfaces 31
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Data Transmission Timing
Figure 1-5. Data Transmission Timing
* Rise and fall time of every output signal
** Rise and fall time of every input signal
NIBBLE MODE
Table 1-14. Data transmission times
Parameter Minimum Maximum
tsetup 500 ns -
thold 500 ns -
tstb 500 ns -
tready 0 -
tbusy - 500 ns
tt-out* - 120 ns
tt-in** - 200 ns
treply 0 -
tack Typical 2 us
tnbusy 0 -
tnext 0 -
DATA
data byte n
data byte n+ 1
-STROBE
BUSY
-ACKNLG
t
hold
t
setup
t
stb
t
ready
t
busy
t
reply
t
ack
t
nbusy
t
next
Table 1-15. Transmission Specifications
Description
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
Extensibility request
The printer responds affirmatively when the extensibility request values
are 00H or 04H:
00H: Request Nibble Mode Reverse Channel Transfer
04H: Request Device ID;
Return Data Using Nibble Mode Reverse Channel
Transfer
Device ID
The printer returns the following strings when the device ID is
requested:
<00H><4EH>
MFG: EPSON
CMD: ESCPL2, BDC
MDL: Stylus[SP]Pro[SP]7000
CLS: PRINTER
DES: EPSON[SP]Stylus[SP]Pro{SP]7000
Note: [00H] denotes a hexadecimal value of zero
MDL values depend on the EEPROM setting