Filter
Top Products
40672201TX Rev.4
A-22
Pin No.
1
2 - 9
10
11
12
13
14
15
16
17
18
19
20 - 27
28
29
30
31
32
33
34
35
36
Signal Name
Data Strobe
Data Bit n
Acknowledge
Busy
Paper End
Select
Auto Feed
-
0V
Chassis Ground
5V
0V
0V
0V
0V
0V
Input Prime
Fault
0V
-
-
Select In
Signal Direction
→ Printer
↔ Printer
Printer →
Printer →
Printer →
Printer →
→ Printer
-
-
-
Printer →
-
-
-
-
-
→ Printer
Printer →
-
-
Printer →
→ Printer
Logic
Negative
Positive
Negative
Positive
Positive
Positive
Negative
-
-
-
-
-
-
-
-
-
Negative
Negative
-
-
-
Negative
Compatible
nStrobe
nAck
Busy
PError
Select
nAutoFd
nInit
nFault
nSelectIn
Nibble
Host Clk
Data 1(LSB) - 8 (MSB)
PtrClk
PtrBusy
AckDataReq
Xflag
HostBusy
Not defined
Logic Gnd
Chassis Gnd
Peripheral Logic High
Signal Ground (nStrobe)
Signal Ground (Data 1 - 8)
Signal Ground (PError,Select, nAck)
Signal Ground (Busy, nFault)
Signal Ground (nAutoFd, nSelectIn, nInit)
nInit
nDataAvail
Not Defined
Not Defined
Not Defined
1284 Active
Functions
Data strobe
Data line from/to host
Completion of reception or function
Data reception not possible
No paper
On-line
Mode switch request
Not used
Signal ground
Frame ground
Power supply (max. 50mA) (option)
Signal ground
Signal ground
Signal ground
Signal ground
Signal ground
Initialize
Error occurrence, On-line
Signal ground
Not used
Fixed to logic "1"
Mode switch request
8) Table of parallel I/F signals