Sam4s ELLIX 20 - Page 46

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 Serial Interface (RS-485)
PinNo. Signal name Direction Function
1 FGND - Frame Ground
2 SD2 Output
3 SD1 Output
Transmit Data
4 RD2 Input
5 RD1 Input
Receive Data
7 SGND - Signal Ground
8
9
DR2
DR1
Output DSR(RS-232)
10
11
CS2
CS1
Input DTR(RS-232)
Host side
(DSUB25
FEMALE)
1.2km
10(DSR-)
8(DTR-)
9(DTR+)
4(RXD-)
3(TXD+)
10(DSR-)
8(DTR-)
9(DTR+)
4(RXD-)
3(TXD+)
5(RXD+)
2(TXD-)
5(RXD+)
2(TXD-)
11(DSR+)
1,7(S.GND)
11(DSR+)
1,7(S.GND)
( INTERFACE CABLE PIN CONNECTION )
Printer side
(DSUB25
MALE)