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Siemens PLC Communication with I-Device

For a couple of recent projects I needed to transfer a few bytes between Siemens PLCs. I had used PUTs and GETs in the past, which I find very useful for sending large amounts of data. But if I only need to send a few bytes or speed is critical, sett...


Source Code Protection For Your SIMATIC S7-1200 PLC in TIA Portal

From time to time, we'll run across situations where a client believes it is necessary to lock down code on a PLC. In some cases, there may be valuable intellectual property they would like to protect. In others, its purpose may be to prevent una...


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