Epson STYLUS Scan 2500 Service Manual page 150

EPSON Stylus Scan 2500
Table 7-15. Printer Unit EEPROM Address Map (cont.)
Address Explanation
6AH
6BH
6CH
6DH
6EH
6FH
70H
71H
72H
73H
74H
Printer-ID Strings
[22]
75H
76H
77H
78H
79H
7AH
7BH
7CH
7DH
7EH
7FH
*1: Adjusted at factory
Initialized after panel initialization of EEPROM is performed.
*2:
*3: BUSY signal delay time form fall-edge of a -STB signal.
(Fast: Maximum 1MB/s, Slow: Maximum 600KB/s
*4: Select IEEE1284 transfer mode. (ECP or Nibble)
*5: Enable or disable reverse transfer. (When disabled, ignore -SLIN signal
Appendix
QPIT Factory
Setting
Settings Settings
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
00H 00H
EEPROM Address Map
Table 7-16. System Unit EEPROM Map
Address Explanation
00H R4C4270= H
EEPROM
01H R4C4270= A
Mapping revision
02H R4C4270= xxH
*1
03H R4C4270= xxH
04H
TBD
05H
Error code
06H
TBD
07H
0: enable (default)
Endulance Test
08H
mode
1: disable
0: Normal
Power-on
09H
sequence
1: Skip scanner initialize
0AH Reserved
0BH Reserved
0CH Reserved
0DH Reserved
0EH Reserved
0FH Reserved
Revision A
QPIT Factory
Setting
Settings Settings
00H -*1
00H -*1
00H -*1
00H -*1
00H 00H*1
00H 00H*1
00H
00H
00H 00H
00H 00H
00H (*1)
00H (*1)
00H (*1)
00H (*1)
00H (*1)
00H
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