Campbell SC932A Uživatelský manuál stáhnout pdf (Strana 6)

SC932A 9-Pin to RS-232-DCE Interface

2. Specifications

RS-232 9-Pin Male Connector Pin-out:

Pin No. I/O Name Description

1 In DCD Data Carrier Detect (No Connection)

2 In RXD Received Data

3 Out TXD Transmitted Data

4 Out DTR Data Terminal Ready (5 V Supply from CS I/O)

5 GND Signal Ground

6 In DSR Data Set Ready (No Connection)

7 Out RTS Request to Send – Modem Enable

8 In CTS Clear to Send (No Connection)

9 In Ring Rings Datalogger

CS I/O 9-Pin Male Connector Pin-out:

Pin No. I/O Name Description

1 in +5V Regulated 5 Volt supply

2 GND Ground

3 out RING Ring signal to datalogger

4 out RXD SC932A transmits on this line

5 in ME Modem Enable—must be high for transfer

6 in SDE Synchronous Device Enable—data blocked when high

9 in TXD SC932A receives on this line

Data Rates

The SC932A will support baud rates up to 115,200 bps.

1 2 3 4 5 6 7 8 9 10 11 12 13 14

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Campbell SC932A Uživatelský manuál Strana 6