• PicŪ Basic


  • OnLine Ordering


    Order PDS via our online ordering system. Follow this link directly to the Proton section to order PDS


    Click HERE to order Proton Compiler and Amicus Boards

    Read about PDS, find out what it can do for you, what you'll need to use it and product licensing.






    Replacement License Key

    Have you lost your license key? If you require a replacement USB license key, you may order one online.



    • We will check that you are registered as a licensed user on our system.
    • You may be asked to provide proof of purchase. (for example, if you did not purchase direct from Crownhill)
    • We will issue ONLY 1 (one) replacement license key per user, If you loose the replacement key will will NOT issue another key.
    • If you did NOT purchase PDS, or received it as a free sample or complimentary copy, we reserve the right to decline your request.
    • Follow this link to order online.




    Exchange License Key






    If your License Key ceases to operate and its out of warranty, you may order an exchange key

  • Recent Activity

    towlerg-21522

    Mysterious PORTB problem

    Thread Starter: xldaedalus

    I'm using Proton+ to develop firmware for a product with switches. The MCU is an 18F26K22. Most of the switches reside on PORTB. I am NOT using a...

    towlerg Yesterday, 15:45 Go to last post
    towlerg-21522

    PIC18F1330 PLL problem

    Thread Starter: rcurl

    I'm just starting out on a new project that uses a PIC18F1330. I haven't used this specific chip before, so I began by trying to blink an LED just...

    towlerg Yesterday, 19:19 Go to last post
    towlerg-21522

    Pic16f18877 oread

    Thread Starter: evoortman

    Hi, On a PIC16F18877 the OREAD command doesn't seem to work. The code is working on a PIC16F1939. Both controllers use 32MHz int osc. If i...

    towlerg Yesterday, 15:59 Go to last post
    palamont-28794

    MID$ Problem with a PIC18F25K22

    Thread Starter: palamont

    Hi everybody, I encounter a strange problem : I have a string of 230 characters. This string is divided into 10 segments of 23 characters, with a...

    palamont Today, 10:08 Go to last post