Epson GT-30000 - IEEE 1394 Serial Bus Interface (Option)

A3 Size Color Flat Bed Scanner GT-30000 Revision A
PRODUCT OUTLINE Interface Specifications 17
"
Wide SCSI (68pin)
Figure 1-4. Wide SCSI (68pin)
connector pin arrangement
1.3.3 IEEE 1394 Serial Bus Interface (Option)
For details of the IEEE1394 Serial Bus Interface, refer to the separate service
manual for IEEE1394 Scanner I/F Card.
ACK I 44 Acknowledge
RST I 45 Reset
MSG O 46 Message
SEL I/O 47 Select
C/D O 48 Command / Data
REQ O 49 Request
I/O O 50 Input / Output
Table 1-9. Wide SCSI Connector Functions
Signal I/O Connector pin number Description
GND 1~16, 19~34, 49, 50, 54, 56
NC
DB0 I/O 40 Data Bus 0
DB1 I/O 41 Data Bus 1
DB2 I/O 42 Data Bus 2
DB3 I/O 43 Data Bus 3
DB4 I/O 44 Data Bus 4
DB5 I/O 45 Data Bus 5
DB6 I/O 46 Data Bus 6
DB7 I/O 47 Data Bus 7
DBP I/O 48 Data Bus Parity
DB8 I/O 65 Data Bus 8
DB9 I/O 66 Data Bus 9
Table 1-8. Normal SCSI Connector Functions
Signal In/Out Connector pin No Description
DB10 I/O 67 Data Bus 10
DB11 I/O 68 Data Bus 11
DB12 I/O 35 Data Bus 12
DB13 I/O 36 Data Bus 13
DB14 I/O 37 Data Bus 14
DB15 I/O 38 Data Bus 15
DBP1 I/O 39 Data Bus Parity
TERMPWR 17, 18, 51, 52 Terminator Power
ATN I 55 Attention
BSY I/O 57 Busy
ACK I 58 Acknowledge
RST I 59 Reset
MSG O 60 Message
SEL I/O 61 Select
C/D O 62 Command / Data
REQ O 63 Request
I/O O 64 Input / Output
Table 1-9. Wide SCSI Connector Functions
Signal I/O Connector pin number Description