Need some programming tutorials or examples illustrating the serial communication modes (Point-to-Point, DF1 Master and DF1 Slave) of the Allen Bradley PLC 5/40B of channel 0.

 

such old technology, toss it >> use ethernet Communications

 

Yes, just a simple example will do. I'm only looking to write and read a single word from my data table. A-B protocol manual to much for me.

Jeff

 

Open source DF1 implementation. Works in VB Express 2005 which is also a free download from Microsoft.

http://sourceforge.net/projects/abdf1/

Tested with SLC500 and Micrologix but should also work with PLC5

 

Dear sir,

I want some programming tutorials or examples illustrating the serial communication modes
Point-to-Point, peer-to-peer of the Allen Bradley PLC 5/40B of channel 0.

Awaiting your reply.

 

Here is a good place to get information:

http://www.iatips.com/df1_tips.html