Connecteur Interface - Samsung SRP-270 Serie Guide De L'utilisateur

Connecteur interface

Interface série (RS-232C)
Pin No. Signal name
1 FG
2 TXD
3 RXD
6 DSR
7 SG
20 DTR
Interface de communication de série (exemple)
Printer
FG
TXD
RSD
DSR
DTR
S.G
Interface série (RS-485)
Pin No. Signal Name
1 FGND
2 SD2
3 SD1
4 RD2
5 RD1
7 SGND
8 DR2
9 DR1
10 CS2
11 CS1
Direction Function
- Frame Ground
Output Transmit Data
Input Receive Data
Input Data Set Ready
- Signal Ground
Output Data Terminal Ready
Host(DTE ex 8251)
FG
TXD
RSD
DTR
DSR
CTS
RTS
S.G
Direction Function
- Frame Ground
Output
Send Data
Output
Input
Receive Data
Input
- Signal Ground
Output Same as DTR(RS-232)
Input Same as DSR(RS-232)
30
Interface parallèle (IEEE-1284)
Pin No. Source Compatibil
ity Mode
1 Host nStrobe
2 Host / Printer Data 0 (LSB)
3 Host / Printer Data 1
Host / Printer Data 2
4
Host / Printer Data 3
5
6 Host / Printer Data 4
7 Host / Printer Data 5
8 Host / Printer Data 6
9 Host / Printer Data 7 (MSB)
10 Printer nAck
11 Printer Busy
12 Printer Perror
13 Printer Select
14 Host nAutoFd
15 - NC
16 - GND
- FG
17
Printer Logic-H
18
19~30 - GND
Host nInit
31
32 Printer nFault
- GND
33
Printer DK_Status
34
Printer +5V
35
36 Host nSelectIn
Nibble Byte Mode
Mode
HostClk HostClk
- Data 0 (LSB)
- Data 1
- Data 2
- Data 3
- Data 4
- Data 5
- Data 6
- Data 7 (MSB)
PtrClk PtrClk
PtrBusy /Data3,7 PtrBusy
AckDataReq
AckDataReq
/Data2,6
Xflag
Xflag
/Data1,5
HostBusy HostBusy
NC NC
GND GND
FG FG
Logic-H Logic-H
GND GND
NInit nInit
NDataAvail
nDataAvail
/Data0,4
ND ND
ND ND
ND ND
1284-Active 1284-Active
31