8. Physically connecting to your RS232 device
8.1. Configuring the communications parameters.
The converters do not have the ability to
Please refer to section 4.2.3 above, for details on how to do this.
It is possible, if a little confusing, to “pair” two converters and have them physically connected to RS232 devices which use totally different communications parameters.
8.2. Physically connecting your device to
Connector
Pin | Signal | Pin | Signal | Pin | Signal |
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1 | N/C | 4 | DTR – N/C | 7 | RTS |
2 | RxD | 5 | Ground | 8 | CTS |
3 | TxD | 6 | DSR – N/C | 9 | N/C |
As the RS232 standard allows for many different cable configurations, your device may need an additional cable to work with the converter, such as a
When the enclosed DCE “gender changer” is connected, the (Female 9 pin D Type)
Pin | Signal | Pin | Signal | Pin | Signal |
|
|
|
|
|
|
1 | N/C | 4 | DSR – N/C | 7 | CTS |
2 | TxD | 5 | Ground | 8 | RTS |
3 | RxD | 6 | DTR – N/C | 9 | N/C |
The female connector is designed so that it can be plugged directly into a PC’s motherboard COM port. If you are connecting it directly to a different device you may need an additional cable, such as a “cross- over” or
Manual for | © Copyright Brainboxes Limited 2004 | Page 29 of 41 |