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Type: Posts; User: Horsedorf

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  1. The ICSP is for in cricuit serial programming....

    The ICSP is for in cricuit serial programming. THe cheapest such device you can get from microchip is the pickit 3. It's not JUST a programmer though, as it includes the ability to set break points...
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    DUDE! Congrats! I will admit a bit of...

    DUDE! Congrats!
    I will admit a bit of skepticism.. okay, a LOT of skepticism at that being the only thing wrong, but, dang, that's awesome that that fixed it. :) NOw you have a spare board!
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    http://www.atmel.com/dyn/resources/prod_documents/...

    http://www.atmel.com/dyn/resources/prod_documents/doc5193.pdf

    starting at page 15 of this document I have linked, are all the package types and the measurements for them. YOu can determine the...
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    The CA82C54 are programmable interval timers. ...

    The CA82C54 are programmable interval timers.

    Looks like you are using a 68020 so you likely have pairs of roms for most things, like, u8 and u9 will likely be the firmware as it is paired as even...
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    Can you upload a good resolution photo of the...

    Can you upload a good resolution photo of the circuit board with the chips on it?
    also, it depends on what's in the EEROM as to whether or not it is replaceable. Ie, if it holds code , then you...
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    Wow... yeah, man.. you know that saying? "When it...

    Wow... yeah, man.. you know that saying? "When it rains, it pours." ??

    Didn't think you'd be so literal about it!!

    Anyways, let us know once you got things tried out what the results are.
    ...
  7. Thread: HDMI to CNC

    by Horsedorf
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    HDMI is extremely high bandwidth, but also not...

    HDMI is extremely high bandwidth, but also not really well suited for driving long distances. Most every laptop still is produced with an ethernet port and that does not seem to be going away like...
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    Tip 120's are only rated to 60volts. tip 121's...

    Tip 120's are only rated to 60volts.
    tip 121's are rated to 80v and tip 122's are rated to 100v. you likely want to use tip 122's in there in stead of tip 120.
    Also, make sure you are running them...
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    I'm assuming that you wrote your program in pic...

    I'm assuming that you wrote your program in pic assembler.

    You want to make sure that mpasmwin invokes the same assembler and linker that MPLAB uses. Also, you will want to make sure that if you...
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    Yup, you likely damaged your programmer . ...

    Yup, you likely damaged your programmer . Uncontrolled currents from blown up transistors can take out alot of things when they die, programmers included. I am assuming, that the programmer you are...
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    I look forward to hearing from aaronbee about the...

    I look forward to hearing from aaronbee about the movement testing stuff. If that works without issue, then it's assuredly starting to zero in on the THC control stuff. It's hard to say, too, just...
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    YUP! Perzactly where my brain was going too. The...

    YUP! Perzactly where my brain was going too. The rapids might be an issue and since the thc box controls the z axis itself, there might be an issue with how fast it's moving the stepper.. OH!...
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    Excellent suggestion. I am so gonna try this. If...

    Excellent suggestion. I am so gonna try this. If nothing else it will give me a controlled way take a video of it with my phone while it screws off.

    Yeah, It really really really sounds like there...
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    Well, so far it SOUNDS like it' s a machine...

    Well, so far it SOUNDS like it' s a machine problem and not something procedural , but we'll get to that if nothing really obvious comes up.



    Mkay, so that all makes sense. There is some kind...
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    Sure does sound to me like the z stepper lost...

    Sure does sound to me like the z stepper lost position cuz something bound up. Or because, for some reason, the z stepper is at the rat's edge on torque, which might be because the drive electronics...
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    Actually, they don't suck, they blow. That's how...

    Actually, they don't suck, they blow. That's how they eject the plasma to cut the metal. Yah yah. har har.. ;-)
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    Hey there, I'm curious as to the table design...

    Hey there, I'm curious as to the table design itself. Did you design this table or did you aquire the plans for it from somewhere? if so, where?

    I'd like to build a cnc plasma cutter table, but...
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    Oh nice!!

    THAT is nice. :) Very well done, there!
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    OH my, that is superb! Thumpin' car stereos tha...

    OH my, that is superb! Thumpin' car stereos tha tlook great. :)

    I'd love to know how you got the different colored reflections in the Phoeinx though, some areas were orange the other's yellow,...
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    Such is the nature of freeware. You either pay...

    Such is the nature of freeware. You either pay for it with cash, or you pay for it with time and effort. At least by paying for it with time and effort, you learn new, good, useful things!

    If you...
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    OHHHHHH.. GOTCHA.. I THOUGHT, after reading your...

    OHHHHHH.. GOTCHA.. I THOUGHT, after reading your posting, that that might have been the case, but I wasn't sure. Yeah, that's a toughie cuz you need a c compiler, and to be honest *THE* c compiler...
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    It would appear that they wrote it in PIC...

    It would appear that they wrote it in PIC assembler, all you need to do is go to www.microchip.com and download their MPLAB program which is a text editor / compiler / assembler all in one IDE. The...
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    You might want to make sure the configuration...

    You might want to make sure the configuration bits are set correctly for the pic. Also, the pic that you read from, might be using the internal oscilator which means it might have to be properly...
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    Also, don't forget to use (USART_Data_Ready()) ...

    Also, don't forget to use (USART_Data_Ready()) before sending text.. like this..
    for(i=0;i<8 && tx[i] != (unsigned char)0 ;i++){ // For the contents of the array up to
    // a nul element. // or...
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    I'm surprised it even compiled.. the arra of...

    I'm surprised it even compiled.. the arra of chars you have is a character array, not an array of strings, which, by your code example, is what you are thinking it is. try txt[0]='a';
    instead of...
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    Also, you might want to make sure your command...

    Also, you might want to make sure your command protocol is robust, such that it checks and detects errors in the data stream and doesn't simply assume anything given to it is a valid command. You...
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    what about making someting that you can sit the...

    what about making someting that you can sit the taig into, that has linear slides and bearings that then go over it.. king of like.. a table with a cut out that you slide the taig into. You can get...
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    hey there ben.. I checked again, looks like...

    hey there ben..

    I checked again, looks like you will need the HS oscillator configuration bit set to make it run, go back a few posts and check what kwackers wrote.. As I do not see any...
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    Yes, that variable resistor is controlling the...

    Yes, that variable resistor is controlling the contrast (I beleive) on the display, you should turn it down till you can not see the black squares. (I think. LOL! really helpful huh? :)

    RE the...
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    Could you have the contrast bias wrong? I have...

    Could you have the contrast bias wrong? I have not looked at the schematic so I don't know if that is called out specifically or not. Of course, the standard adage also applies.. check your...
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