• 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

    hadv215-2509

    bits in macro's

    Thread Starter: hadv215

    I try to test a bit in a macro like this 'if byte.0 = 1', but I get an error message that I use an invalid cast. Any help (or is this an anomaly).

    hadv215 Yesterday, 18:24 Go to last post
    johngb-196

    Isr#s and Proc's

    Thread Starter: johngb

    Is an ISR effectively a Proc in P24 speak? i.e. If I have Isr T1Interrupt Dim Idx As Word ' Is the Idx variable a local variable and...

    johngb Yesterday, 21:12 Go to last post
    SimonJA-751

    Using harware SPI

    Thread Starter: SimonJA

    I am using an external 16 bit ADC and at the moment I am using a very simple software routine to toggle the clock and then read in the state of the...

    SimonJA Today, 14:39 Go to last post
    rcurl-44

    Multiple instances of PDS in registry

    Thread Starter: rcurl

    I was running Revo Uninstaller to remove a program unrelated to PDS, but while I had Revo running I noticed that it **looks** like I have 7 earlier...

    rcurl Yesterday, 18:11 Go to last post