Parallel (Ieee1284) Interface - Citizen CD-S500 Serie Manual Del Usuario

Parallel (IEEE1284) Interface

Pin assignment
PIN No. Direction
1 Input
2 Input/Output
3 Input/Output
4 Input/Output
5 Input/Output
6 Input/Output
7 Input/Output
8 Input/Output
9 Input/Output
10 Output
1 1 Output
12 Output
13 Output
14 Input
15 –
16 –
17 –
18 Output
19–30 –
31 Input
32 Output
33 –
34 Output
35 Output
36 Input
Data Reception Timing
Data 1–8
∗STROBE
BUSY
∗ACK
Compatibility Mode
*Strobe
Data0
Data1
Data2
Data3
Data4
Data5
Data6
Data7
*ACK
BUSY
PE
SELECT
*AutoFeed
(NC)
GND
FG
Logic-H
GND
*INIT
*FAULT
GND
DK_STATUS
+5V
*Select-in
A
C
B
D
E F
Function
Nibble Mode
HostCLK
Data0
Data1
Data2
Data3
Data4
Data5
Data6
Data7
PtrCLK
PtrBUSY/Data3,7
AckDataReq/Data2,6
Xflag/Data1,5
HostBUSY
(ND)
GND
FG
Logic-H
GND
*INIT
*DataAvail/Data0,4
(ND)
(ND)
(ND)
1284-Active
A : MIN. 1µs
B : MIN. 1µs
C : MIN. 1µs
D : MAX. 1µs
E : Approx. 3.2µs
F : Approx. 3.2µs
English
Byte Mode
HostCLK
Data0
Data1
Data2
Data3
Data4
Data5
Data6
Data7
PtrCLK
PtrBUSY
AckDataReq
Xflag
HostBUSY
(ND)
GND
FG
Logic-H
GND
*INIT
*DataAvail
(ND)
(ND)
(ND)
1284-Active
(*: Active Low)
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