Rev. 1.04
- 41 -
SLP-TX400x/TX403x
3-7-2 IEEE 1284 Parallel Interface
1) Forward Mode Specification(Compatibility mode)
Data transmission from host to printer : Centronics Compatible
Item
Description
Remark
Data Transmission
8-bit Parallel
Synchronization
External supplied nStrobe signals
Handshaking
nACK and Busy signals
Signal Level
TTL compatible
Connector
Centronics 36P
2) Signal Specification
Pin No
Source
Compatibility Mode
Nibble Mode
Byte Mode
1
Host
Nstrobe
HostClk
HostClk
2
Host/Printer
Data 0 (LSB)
-
Data 0 (LSB)
3
Host/Printer
Data 1
-
Data 1
4
Host/Printer
Data 2
-
Data 2
5
Host/Printer
Data 3
-
Data 3
6
Host/Printer
Data 4
-
Data 4
7
Host/Printer
Data 5
-
Data 5
8
Host/Printer
Data 6
-
Data 6
9
Host/Printer
Data 7 (MSB)
-
Data 7 (MSB)
10
Printer
Nack
PtrClk
PtrClk
11
Printer
Busy
PtrBusy /Data3,7
PtrBusy
12
Printer
Perror
AckDataReq /Data2,6
AckDataReq
13
Printer
Select
Xflag /Data1,5
Xflag
14
Host
NautoFd
HostBusy
HostBusy
15
NC
ND
ND
16
GND
GND
GND
17
FG
FG
FG
18
Printer
Logic-H
Logic-H
Logic-H
19~30
GND
GND
GND
31
Host
Ninit
Ninit
Ninit
32
Printer
Nfault
nDataAvail /Data0,4
nDataAvail
33
GND
ND
ND
34
Printer
DK_Status
ND
ND
35
Printer
+5V
ND
ND
36
Host
NselectIn
1284-Active
1284-Active
3) IEEE1284 I/F Cable
Host Side
25P
Printer Side
Centronics 36P
Summary of Contents for SLP-TX400
Page 1: ...Service Manual Label Printer Rev 1 04 SLP TX400 TX400E SLP TX403 TX403E http www bixolon com ...
Page 46: ...Rev 1 04 46 SLP TX400x TX403x 4 1 2 SLP TX40xE Board Wiring Diagram ...
Page 47: ...Rev 1 04 47 SLP TX400x TX403x 4 2 Block Diagram ...
Page 70: ...Rev 1 04 70 SLP TX400x TX403x 7 1 1 Status LED dose not light ...
Page 73: ...Rev 1 04 73 SLP TX400x TX403x 7 1 4 Self test is not normal ...
Page 74: ...Rev 1 04 74 SLP TX400x TX403x 7 1 5 Data from host is not printed normal ...
Page 75: ...Rev 1 04 75 SLP TX400x TX403x 7 2 Power Problem ...
Page 76: ...Rev 1 04 76 SLP TX400x TX403x 7 3 System Problem ...
Page 77: ...Rev 1 04 77 SLP TX400x TX403x 7 4 Panel PBA and Media Sensor Problem ...
Page 78: ...Rev 1 04 78 SLP TX400x TX403x 7 5 Thermal Printer Head and Step Motor Problem ...
Page 79: ...Rev 1 04 79 SLP TX400x TX403x 7 6 RS 232C Serial Communication Problem ...
Page 80: ...Rev 1 04 80 SLP TX400x TX403x 7 7 USB Communication Problem ...
Page 81: ...Rev 1 04 81 SLP TX400x TX403x 7 8 Ethernet Communication Problem ...