Parallel Interface - Ecp Mode - Epson Stylus PRO 7000 Service Manual

EPSON Stylus Pro 7000

1.2.3 Parallel interface - ECP mode

Table 1-19. Transmission Specifications
Transmission mode IEEE-1284 ECP mode
Synchronization Refer to IEEE-1284 specification
Handshaking Refer to IEEE-1284 specification
Signal level IEEE-1284 level 1 device
Adaptable
See forward channel
connector
Data trans. timing Refer to IEEE-1284 specification
The printer responds affirmatively when the extensibility
request values are 10H or 14H:
10H: Request ECP Mode Reverse Channel Transfer
Extensibility request
14H: Request Device ID;
Return Data Using ECP Mode Reverse Channel
Transfer
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
MDL values depend on the EEPROM setting
Product Description
Description
Interfaces
Revision B
27