Errata Sheet DS2100 User's Manual (Preliminary)
PAGE 7
3.13.1 RS232 Serial Communications Interface
The pin assignment enables use of a 9-pin Sub-D cable with all signals connected straight through.
Serial Communications
Connector (RS232)
Figure 3.45 RS232 Connector Location
- Fixed connector: 9 pin, female Sub-D connector
- Mating connector, 9 pin male Sub-D
- Wiring: cable. 28-18AWG (0.14-0.82mm
2
)
Pos. DS2100 Signal Function PC Signal
J1.1 - connected to pin 4 DCD input
J1.2 TxD Transmit Data RxD input
J1.3 RxD Receive Data TxD output
J1.4 - connected to pin 1 and 6 DTR output
J1.5 Gnd Gnd Gnd
J1.6 - connected to pin 4 DSR input
J1.7 - connected to pin 8 RTS output
J1.8 - connected to pin 7 CTS input
J1.9 - unused RI input
Table 3.29 J1, DS2100 RS232 Serial Interface Connector
2
3
5
2
3
5
Rx
Tx
Gnd
Rx
Tx
PCDS2100
Figure 3.46 DS2100's J1 RS232 Wire Pin-out
The RS232 Cable shield should be connected to the metal body of the D-Type connector.
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