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Toshiba B-SX4T Series Specification Page 19

B-sx4t series, b-sx5t series external equipment interface specification.
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(9) Connector Pin Diagram (IEEE1284-B Connector):
Pin
No.
Compatibility Mode
1
nStrobe
2
Data 1
3
Data 2
4
Data 3
5
Data 4
6
Data 5
7
Data 6
8
Data 7
9
Data 8
10
nAck
11
Busy
12
PError
13
Select
14
nAutoFd
15
NC
16
0V
17
CHASSIS GND
18
+5V (for detection)
19
TWISTED PAIR GND (PIN1)
20
TWISTED PAIR GND (PIN2)
21
TWISTED PAIR GND (PIN3)
22
TWISTED PAIR GND (PIN4)
23
TWISTED PAIR GND (PIN5)
24
TWISTED PAIR GND (PIN6)
25
TWISTED PAIR GND (PIN7)
26
TWISTED PAIR GND (PIN8)
27
TWISTED PAIR GND (PIN9)
28
TWISTED PAIR GND (PIN10)
29
TWISTED PAIR GND (PIN11)
30
TWISTED PAIR GND (PIN31)
31
nInit
32
nFault
33
0V
34
NC
35
NC
36
nSelectIn
NOTE: The signal name starting with a lower case "n" indicates that it is a low active signal.
HostClk
Data 1
Data 2
Data 3
Data 4
Data 5
Data 6
Data 7
Data 8
PtrClk
PtrBusy
AckDataReq
Xflag
HostBusy
NC
0V
CHASSIS GND
+5V (for detection)
TWISTED PAIR GND (PIN1)
TWISTED PAIR GND (PIN2)
TWISTED PAIR GND (PIN3)
TWISTED PAIR GND (PIN4)
TWISTED PAIR GND (PIN5)
TWISTED PAIR GND (PIN6)
TWISTED PAIR GND (PIN7)
TWISTED PAIR GND (PIN8)
TWISTED PAIR GND (PIN9)
TWISTED PAIR GND (PIN10)
TWISTED PAIR GND (PIN11)
TWISTED PAIR GND (PIN31)
nInit
nDataAvail
0V
NC
NC
IEEE1284Active
19
1
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Signal Name
Nibble mode
HostClk
Data 1
Data 2
Data 3
Data 4
Data 5
Data 6
Data 7
Data 8
PeriphClk
PeriphAck
nAckReverse
XFlag
HostAck
NC
0V
CHASSIS GND
+5V (for detection)
TWISTED PAIR GND (PIN1)
TWISTED PAIR GND (PIN2)
TWISTED PAIR GND (PIN3)
TWISTED PAIR GND (PIN4)
TWISTED PAIR GND (PIN5)
TWISTED PAIR GND (PIN6)
TWISTED PAIR GND (PIN7)
TWISTED PAIR GND (PIN8)
TWISTED PAIR GND (PIN9)
TWISTED PAIR GND (PIN10)
TWISTED PAIR GND (PIN11)
TWISTED PAIR GND (PIN31)
nReverseRequest
nPeriphRequest
0V
NC
NC
IEEE1284Active
ECP mode
36
18

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