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Tag: PLC Data Types

Advantages of Re-Usable Code

By Frank Posted on November 21, 2016 Posted in PLCs, Software & Programming Tagged with AOI, IEC 61131-3, PLC Data Types, Reusable PLC Code, UDDT, UDT

Recently I’ve seen some good discussions on PLCs (Programmable Logic Controllers) vs. PACs (Programmable Automation Controllers), and it got me thinking about what really differentiates the two. Some have said that it is having a more powerful processor, or more …

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Why BCD?

By Frank Posted on May 15, 2016 Posted in Software & Programming, Training Tagged with 7 segment display, BCD, Binary Coded Decimal, hexadecimal, PLC Data Types, PLCs, programming, Siemens, Thumbwheel switch

Computers hate decimal. I mean, just because we have ten fingers and ten toes, we think we can dictate what base other computing entities should think in. Well, it’s really quite inefficient when you think about it, its so easy …

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