Instruction manual

SC932 9-Pin to RS-232-DCE Interface
2
2. Specifications
25 Pin Male Connector Pin-out:
Pin No. I/O Name Description
1 GND Chassis Ground
2 out TXD SC932 transmits data on this line
3 in RXD SC932 receives data on this line
4 out RTS Held active by SC932 (see jumper descriptio
n
7 GND Signal Ground
20 out DTR Held active by SC932 (see jumper descriptio
n
22 in RING Rings datalogger
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 SC932 transmits on this line
5 in ME Modem Enable
6 in SDE Synchronous Device Enable
9 in TXD SC932 receives on this line
Data Rates
The SC932 will support baud rates up to 19,200 bps