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Toshiba B-SX4T Series Specification Page 18

B-sx4t series, b-sx5t series external equipment interface specification.
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(7) Input/Output Circuit Configuration and Input/Output Conditions:
Signal
DATA1 ~ 8
Input
nStrobe/HostClk/HostClk
nInit/nInit/
nReverseRequest
nAutoFd/HostBusy/
nSelectIn/IEEE1284Active/
IEEE1284Active
Busy/PtrBusy/PeriphAck
nFault/nDataAvail/
Outpu
nPeriphRequest
t
nAck/PtrClk/PeriphClk
Select/Xflag/XFlag
PError/AckDataReq/
(8) Connector:
+5V
+5V
1K
HostAck
SN7406 or equivalent
nAckReverse
Printer
Amp. Japan
552742-1 or equivalent
DDK
57RE-40360-73B or equivalent
Cable
Amp. Japan
552470-1 or equivalent
DDK
57E-30360 or equivalent
Configuration
SN74LS245 or equivalent
1K
SN74LS14 or equivalent
100P
- 14 -
Logic level
(Input)
"1" = 2 ~ 5 V
"0" = 0 ~ 0.4 V
+5V
1K
Logic level
100P
(Input)
"1" = 2.4 ~ 5 V
"0" = 0 ~ 0.4 V

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