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Recent content by Emblema

  1. E

    Info about Siemens and Allen Bradly PLC programming

    Re: help on plc programming I suggest kileen's li nk for CXProgrammer newbie programmers. bye
  2. E

    Looking for PLC resources for newbies

    Re: PLC resources Hi. If you're a "newbie" you can try this site: _****://omarz.htmlplanet.com/Intro_Programming.htm_ Have a happy new year.
  3. E

    Schematic for a RS-232 to DH-485 converter

    pin to pin dh-485 About 2 years ago I've found a forum (I don't remember its link) with following text: If you personal want to play around with AB SLC500 without buying the PIC from AB, you can make one in cheaper price. The following is what you need: a) RS232->RS485 converter. I'm using...
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    simple four position vga manual signal switch to monitor?

    Hello, hoclv, Mild Seven and Crazyduck. Thnkyu for your suggestions. I've already thought about relays, but I need to use a small box for this circuit and a lower power consumption. So I think I'll try to use Max4111 Maxime Ic for rgb signals and Cd4066 for H&V sync. PI5V331 is a very...
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    simple four position vga manual signal switch to monitor?

    Hi, Happy123. Well... I hope this circuit is not expensive as you tell me. Afterall in my case is necessary switch only rgb signal and hsync vsinc signal. In a datasheet, for example, I've found a cmos named CD4066. It is a quad solid switch planned for analog signal. But I have neve used it...
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    simple four position vga manual signal switch to monitor?

    buy pi5v331 Hi. I want design a simple electronic four position vga manual signal switch to feed a vga monitor from 4 (or more) suorces (PCs). Is there someone that can help me? Thanks in advance. ---- EmBlEmA ----

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