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  1. Replies
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    Re: Decimal part from a Float

    Teo, would you show us how each of your variables are defined?
  2. Replies
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    Re: Decimal part from a Float

    Teo, it doesn't matter how many numbers after the decimal point. Just multiply and divide by the maximum you'll need.
    E.g if the maximum is 3 then use 1000, if 4 then use 10000.
    You'll just have to...
  3. Replies
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    Re: Decimal part from a Float

    Teo,
    Look up fRound in the manual.
    For some more info on maths especially the limitations of floats and using integers in their place have a look at this article I wrote a few years back...
  4. Replies
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    Re: Decimal part from a Float

    Here was my similar solution:


    John

    Good one Bob, that's the simplest. There's many ways of doing this. Bob's answer does give a float, you might prefer an integer result.
  5. Replies
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    Re: Coronavirus Alert!!

    Spot on Stephen, humour helps us cope.
    John
  6. Replies
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    Re: RTC accuracy and settings

    Another option is to put a small trimming variable cap in place of one of the fixed caps. Standard practice in ham radios in the good old days when we used crystals.
    John
  7. Replies
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    Re: Preventing a byte rollover

    Has to be 255-X.
    If X was zero we couldn't load 256.
    I always have to think twice on that one Tim.
    John
  8. Re: Why would anybody buy anything from Apple.

    Interesting comment on file Explorer See_mos.
    I have that trouble and I thought it was my inability to set up a network properly. Sometimes it locks me out for a non existent password....
  9. Thread: Versioning

    by John Drew
    Replies
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    Re: Versioning

    In addition to Les's comments I usually write the version number to edata. I can access this either on a menu or by remote command. A read of the micro also works.
    John
  10. Replies
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    Re: Driver for ILI9341

    Fair enough Flosi, it is an amazing piece of work and will save a lot of us headaches trying to work it out for ourselves.
    Looking forward to the new developments in due course.
    John
  11. Replies
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    Re: Driver for ILI9341

    That's fantastic Flosi.
    Would you consider making it a WIKI entry so we don't lose track of it in future?
    John
  12. Replies
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    Re: PIC 18F47K40 ADC - HELP Please?

    Hi Craig,
    A couple of things.
    Using PICconfigurator is always a good way to make sure your fuses are set correctly.
    Secondly, it might be a typo but you say you set the sample time at 50ms. That's...
  13. Replies
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    Re: Proton PIC BASIC Compiler - ADS7846 TouchScreen Controller Library

    Great, I know Charlie will be pleased too.
    John
  14. Replies
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    3,709

    Re: Proton BASIC Compiler - Software SPI interface to an ADS7846 touchscreen controll

    Flosi, knowing that running SPI for touch and display on the same SPI will slow things down, will your new code support that technique and accept the shortcomings for a non critical application?
    John
  15. Replies
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    Re: error in lcd 16x2

    Does it print to LCD if you comment out the "Valor= ....." line?
    What version of the compiler are you using?
    John
  16. Re: Proton Compiler 24-bit Long Integer Variables to be added soon!

    Sounds great Les, especially down the track when you get the signed Long. I find the sword with only +/- 32k limiting.
    Thanks for your continuing work to make Proton even greater.
    John
  17. Replies
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    Re: RF modules recomendations?

    Tim,
    Be aware that the range 420-450MHz is an amateur radio allocation. There may be transmitters outputting up to 1kW, especially around 432-433. There are also satellite transmissions between...
  18. Re: Something screwy about 16F88 OSCCON register

    On some projects, even though the ICSP pins are not shared, I find I have power up the board AND provide power through the pickit 3.
    John
  19. Replies
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    Re: Interrupt and SHout problem

    Here are some thoughts on the interrupt routine showing how to use a flag.
    Print statements and loops checking things should be avoided.
    John



    'INTERRUPT================
    Isr_Handler:
    ...
  20. Replies
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    Re: Interrupt and SHout problem

    Your interrupt routine is far too complex and will be taking too much time, especially as you have a waiting loop (while/wend).
    Interrupt routines should deal with essentials only.
    What you do is...
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    Re: Interrupt and SHout problem

    Run75
    I was able to get the % signs showing but not sure what your actual values were. You'll need to check. Welcome to the Forum.
    John
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    Re: Interrupt and SHout problem

    Run75, I have tidied things up for you and made use of Fuse Configurator (search on the forum for this) to set the fuses.
    Also, use comments to keep track of what you are doing. It is especially...
  23. Replies
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    Re: Interrupt and SHout problem

    I'm using my phone at present and because you've lost the setting out it is very hard to follow. I'll put it in an editor tomorrow and see if I can adjust things. At this point it appears to be at...
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    Re: Interrupt and SHout problem

    One error is the "do" in line 5 of Main. It shouldn't be present. I'm surprised the compiler doesn't complain.
    John
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    Re: NEC Protocol IR remote control decoder

    I wish it was Charlie.
    16000km is a long way but it would be worth it. The UK versus Oz, I can see Les racing down the pitch to deliver a fast ball while Charlie wicket keeps, the UK users crouched...
  26. Replies
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    Re: Les's ILI9325 Wiki code

    Great news Charlie. By the way I spotted a reference in Silicon Chip that suggested that when running two SPI devices from the same MSSP that it was necessary to reset the MSSP when changing chip...
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    Re: Problem receiving string

    Hi Bob,
    I much prefer using hardware so I can detect an interrupt and with the 1 byte buffer it is very unlikely to miss a character.
    Best wishes
    John
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    Re: NEC Protocol IR remote control decoder

    Nicely done AG.
    John
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    Re: Problem receiving string

    G'day Bob,
    I would have thought that lower baud rates would be less error prone than 119k.
    John
  30. Replies
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    Re: Les's ILI9325 Wiki code

    Shows how little I know about precompiler directives. Your right Flosi.
    John
  31. Replies
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    Re: Proton PIC BASIC Compiler - ADS7846 TouchScreen Controller Library

    Yes Flosi, and they take up a lot of space too. So I just include the fonts I need and even then keep them to a minimum of two.
    I've got the keypad working nicely.
    John
  32. Replies
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    Re: Proton BASIC Compiler - Software SPI interface to an ADS7846 touchscreen controll

    Greetings all,
    Thanks Flosi, your and Les's code works and I now need to do the calibrating but at least I am getting results. Now to put my keyboard on the screen.
    In the long run I want to be...
  33. Replies
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    Re: Les's ILI9325 Wiki code

    All noted Charlie,
    What I'll do is get touch going first with Les's code and light LEDs on the Amicus. Then I'll try switching the CS, then add the graphics.
    On phone at present. Bowls tomorrow. ...
  34. Replies
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    Re: Proton PIC BASIC Compiler - ADS7846 TouchScreen Controller Library

    Charlie, I'm beginning to wonder if your displays without the chip supplied required something other than just the chip. I will take over the experimenting again as my displays came with the chip and...
  35. Replies
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    Re: Les's ILI9325 Wiki code

    Les, thanks for the further explanation on the use of '$define cConstant" and 'Symbol'. I now fully understand.
    Re the 'hte' that is not so unusual. I do the same with 'the' and some other words....
  36. Replies
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    Re: Les's ILI9325 Wiki code

    Thanks for the explanation Les, it was really helpful as were the earlier tips on using Touch.
    I am a bit inconsistent with my naming strategy and will in future bring my code into line with your...
  37. Replies
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    Re: Les's ILI9325 Wiki code

    In Les's code he uses:
    $define ADS_SDO_Pin PORTC.5 ' SPI SDO to ADS7846 DIN (Uses the MSSP1 peripheral)
    $define ADS_SDI_Pin PORTC.4 ' SPI SDI from ADS7846...
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    Re: Flying drones

    Fanie, I've been told that it is not just something you do easily.
    It can be quite disorientating and can make some pilots feel sick. Apparently it requires practice when I would have imagined it...
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    Re: Flying drones

    Bloody hell Fanie, do you leap tall buildings too?
    John
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    Re: Happy New Year

    G'day Fanie,
    Yes, it's been b...... awful. I really feel for people who have lost everything. Last night there was smoke from the fires about 500 km to the east. Today is going to be 40 deg here in...
  41. Replies
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    Re: Happy New Year

    Happy New Year everyone, may all your programs work first time and you and your families be healthy and happy.
    John
  42. Replies
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    Re: Problem with LOADBIT

    Greetings Jean,
    Nice board. The 16F1827 fits in the same place as the PIC16F628 and you can use the internal oscillator in the 16F1827 instead of using the 3.5MHz clock from the MT8870 to run the...
  43. Re: PIC18F24Q10 interrupt serial routine with terminator

    Greetings Jon,
    Would you put this on the WIKI?
    Good info can be lost in the forum whereas in the WIKI it can be easily found. From memory there's a section on serial code.
    Cheers
    John
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    Re: Merry Christmas everyone

    Merry Christmas and a Happy New Year to all my forum friends and a special greeting to Les for his amazing compiler and Lester for his helpful forum.
    Have a good one everyone.
    PS Graham, no...
  45. Replies
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    Re: PIC Basic to Proton Basic Convertion

    George, I should have used past tense "used". However there was a small advantage pre Proton Studio and Fineline in that when loading an INC file in the old IDE an Inc file had to be accessed by...
  46. Replies
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    Re: PIC Basic to Proton Basic Convertion

    Include files with a .BAS extension work fine as long as it agrees with the file type of the actual file. I often use it.
    John
  47. Re: New Serial EERAM has nonvolatility at the Speed of SRAM

    Norm, your mailbox is full and it won't accept messages. This is the only way I can communicate.
    John
  48. Replies
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    Re: PIC Basic to Proton Basic Convertion

    Would you please describe what the line does?
    Then we can be a little more helpful.
    John
  49. Re: Need more pins! Support update / alternative for 16F18455?

    Oh well, I was close!
    Get yourself a copy of the program called "Everything". Google will find it.
    It's a tiny EXE that doesn't need installing. It's free and is absolutely the fastest file finder...
  50. Re: Need more pins! Support update / alternative for 16F18455?

    Dave,
    The simplest way to check is to look in the list of .def files in sub folders of ProtonIde in Program files (x86).
    John
    John
  51. Replies
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    Re: Les's ILI9325 Wiki code

    Greetings all,
    Well this touch stuff is proving hard.
    Two problems
    1) the code on the WIKI and Forum of Les's Touch control has the leading %0 problem. I reckon I can guess my way around that.
    2)...
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    Re: Microcap now free

    Good one Gamboa, time for breakfast and my morning vegemite :)
    @George: They screech and carry on, drop pine cones on cars and roofs and can be a bit of a pain (yours excepted of course Ken). So...
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    Re: Microcap now free

    At least the galah knows which is up Ken.
    Good links too.
    Sorry Fanie drop bears are native to Australia and cannot be found in South Africa.
  54. Replies
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    Re: Microcap now free

    If only you blokes on top realised how tough it is gripping on with our toes. Only last week one of my mates got cramp and now he's gone, right through the hole in the ozone layer.
  55. Replies
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    [SOLVED !] Re: Clean up old versions

    Oh!
    Now some extra words so the forum is happy.
    :)
    John
  56. Replies
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    Re: It's Christmas, how about a bit of giving?

    G'day Bob,
    I find the safest way with PayPal is to transfer a small amount of money into my PayPal account from time to time ($200). Then that's the most I can lose. It would hurt if it was stolen...
  57. Replies
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    [SOLVED !] Re: Clean up old versions

    G'day Rick,
    If you look at the properties of the shortcuts you'll find they point to the same file. So just delete the shortcut you don't want. Then I just uninstall the old registry entries using...
  58. Re: file missing from Proton 3.7.3.3 update??

    Thanks Les.
    John
  59. Re: file missing from Proton 3.7.3.3 update??

    Les, please re- consider using the Proton Files area if possible as we can go there anytime without having to remember an outside URL.
    Best wishes
    John
  60. Replies
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    Re: Driver for ILI9341

    Thanks Flosi and Charlie, 3.3 it will be. I'll use the Amicus18 for experiments and make sure it's putting out 3.3.
    Cheers from Oz
    John
  61. Replies
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    Re: Driver for ILI9341

    Hi Charlie,
    My graphic LCD have arrived. I think they are the same as yours although they have the touch chip.
    Before I blow them up, are they 3.3 or 5volt devices.
    All the best
    John
  62. Replies
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    Re: It's Christmas, how about a bit of giving?

    Done, every bit helps.
    John
  63. Replies
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    Re: Proton review

    Thanks for the info Lester, I'll make some changes tomorrow.
    John
  64. Replies
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    Re: Proton review

    Lester/Stephen,
    Thought I'd better do it before the search engines found the page. It was easier than I thought, my web authoring program made it a piece of cake.
    Would you please check it I have...
  65. Replies
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    Re: Proton review

    Stephen, I use WebPlusX7 a UK product but unfortunately no longer supported. They moved to another product. I know I can insert HTML but from memory I think the program has support for keywords. I...
  66. Replies
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    Re: Proton review

    Thanks for the tips Lester and Stephen. As you can tell I'm no expert at these things. Personally I'm not interested in how many hits my site receives, however, I do want to do what I can to increase...
  67. Replies
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    Proton review

    As promised I've written a brief review of PDS.
    I get a reasonable number of hits on my Amateur Radio Website so I've created a page about Proton.
    PDS deserves to be more widely used. If enough of...
  68. Replies
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    Re: PIC 18F1330 HPWM problem

    G'day Archi,
    I can't help with your question but maybe help you with getting an answer.
    It's very hard to read your code when you post as you do.
    When you post code use the advanced tab. Then when...
  69. Replies
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    Re: Christmas Lights

    I'm with you Bob, last year I had to clean up under the monitor each day. The bits were so small and sharp. I can feel a competition coming on. How about a timer Lester? Although I can see a problem...
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    Re: 3.7.3.1 download will not unzip

    Hi Bob,
    That's it, you've found the problem. I used Chrome and everything worked as it should.
    Firefox has of late developed some strange actions. I also use it to access a cloud based service of...
  71. Replies
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    Re: 3.7.3.1 download will not unzip

    Hi Bob,
    I was using Firefox too. Maybe that's the issue.
    I'll try a download with Chrome.
    John
  72. Replies
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    Re: 3.7.3.1 download will not unzip

    That's interesting Bob, I had the same problem. It downloads as a .ZIP file but it's not a .zip file. Just removed the .Zip extension using rename and then ran the EXE and all is sweet.
    I don't...
  73. Replies
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    Re: SI7021 Temperature & Humidity Sensor

    Great idea, otherwise code gets lost in the forum. I look forward to reading the article.
    John
  74. Replies
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    Re: SI7021 Temperature & Humidity Sensor

    Hbusin is really useful when you don't know when the data will arrive. However there is a knack to it. For example you need to use the correct pins and set up an interrupt which is triggered by the...
  75. Replies
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    Re: SI7021 Temperature & Humidity Sensor

    Seems to be a timing issue. If you read temperature first does it then drop humidity?
    I've found it is better to use HBusin in and make use of the buffer and the generated interrupt. There is code...
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    Re: 18F25K20 osc / clock odd frequency

    G'day Brett,
    To solve the 21MHz mystery. Higher frequency crystals operate in overtone mode. They operate in odd multiples of their fundamental frequency. So it would seem that your crystal is a...
  77. Replies
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    Re: 18F25K20 osc / clock odd frequency

    Without checking the data sheet I'm unsure whether the device will run an external 64MHz crystal.
    I suggest you use a 16MHz crystal and the 4x PLL fuse.
    Use Fuse Configurator for setting this up....
  78. Thread: Variable

    by John Drew
    Replies
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    2,716

    Re: Variable

    Helpful answer Steve, you explain things very clearly.
    I tried to give you a thumbs up but I might have done the reverse at which point I got confused and thought a note may be better :)
    John
  79. Replies
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    Re: Support for 18LF26K22 and 18LF45K22

    My experience is to tell the compiler it is a F device and tell the programmer it is an LF device. That way both are happy.
    I still use MPLAB 8.92 for the programmer just in case that is important....
  80. Replies
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    Re: PPS for 8bit Microchip Micocontrollers

    Evan, to date I haven't used an 8 bit device where I've had PPS.
    However it doesn't mean I won't. I never knock back a tool for the toolbox.
    Thanks for your support for Proton and anything that...
  81. Replies
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    Re: 10Hz to 10KHz Frequency Generator

    Somewhere on the forum or the WIKI there is a timer calculator. If you can't find it send me a PM with an email address and I'll send you a copy. Using my phone at present and searches are a pain -...
  82. Thread: Hello

    by John Drew
    Replies
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    Re: Hello

    Welcome to the forum Cemati.
    John
  83. Replies
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    Re: Driver for ILI9341

    OK Flosi, unfortunately my display doesn't have IM pins available.
    I'll look forward to my next parcel.
    Cheers from Oz,
    John
  84. Replies
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    Re: Driver for ILI9341

    Well I've triple checked all my connections and no luck with Les's code using parallel mode. As Flosi mentioned it probably requires all 16 bits address. I'm only using DB8-15 on the display so maybe...
  85. Replies
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    Re: Driver for ILI9341

    Thanks Flosi and Bob,
    I hadn't considered that the SPI was just for the card. As often happens the advertisement was misleading.
    I needed SPI for a special project.
    While I'm waiting for some...
  86. Re: Phase offseting PWM to prevent noise on fans

    You may need 100nF across the input/output to help suppress frequency transients Tim.
    Just a thought.
    John
  87. Replies
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    Re: Driver for ILI9341

    G'day all,
    I'm being driven mad by a supposed ILI9341 display ( 2.4TFT 240*320 V21_9341). I bought it as a ILI9325 but the label suggests it's a ILI9341. Maybe that's just a model number.
    I'm using...
  88. Re: dword to float changes, lost of accuracy

    Amateurtje,
    If you need greater precision use a 16 bit chip (e.g pic24fxxx) as the compiler supports 64 bit (8byte) floats in these and a significant improvement in accuracy.
    Just as an example as...
  89. Re: dword to float changes, lost of accuracy

    Greetings,
    You've come up against the accuracy limit of 4 byte float variables. You may be able to overcome your problem by making use of Integer division (div) and mod.
    There is an article on this...
  90. Replies
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    Re: PIC 18F1330 HPWM problem

    Thanks Tumbleweed.
    Archi I hope that helps . You need to load those registers to get the correct pulse width.
    I have a visitor staying at present and can't help for a few days.
    John
  91. Replies
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    Re: PIC 18F1330 HPWM problem

    I can't find PRx. The datasheet refers to PRx (presumably PR1 and Pr2 in Archi's case).
    Just trying to help Archi but not skilled enough.
    John
  92. Replies
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    Re: PIC 18F1330 HPWM problem

    Archi is having trouble with setting up two independent PWM on the 16f1827. Has anyone had experience with this?
    From what I can see there are a couple of registers needed that are not described in...
  93. Replies
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    Re: PIC 18F1330 HPWM problem

    Welcome back Archi.
    Have you tried an edit of the PPI file using Notepad?
    John
  94. Replies
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    Microcap now free

    For any of you interested in using an integrated schematic editor and mixed analog/digital simulator the program Microlab is now free. It's owner has retired and decided to make it available free....
  95. Replies
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    Re: Tester posting Binary Notation

    Test message using code


    GetMute:
    DelayUS 20 ' Charging time ADC
    MuteVal = ADIn 0 ' Pin 1 is ADC2 input @ 16F1827
    If...
  96. Replies
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    Re: Playing with Procedures

    Tim's comments are spot on. I've never run out of variables. Like Tim I re-used bTemp1 etc within gosubs until Procedures came along.
    The current Procedure mechanism has made code easy to read and...
  97. Replies
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    Star characters in emails from forum

    Lester,
    I can't remember if this is just a recent issue but I'm seeing "*" characters inserted into the emails.
    It only occurs when users have put
    and around their posts and the entries are...
  98. Replies
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    Re: Playing with Procedures

    As a minnow in the sea of knowledge in this Forum it seems to me that a software stack is the most reliable way of introducing true local variables. I appreciate the obstacles such as size management...
  99. Replies
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    Re: Playing with Procedures

    Yep, that's right George, sorry if I gave a wrong impression. What, only one mistake in 19. I passed that on January 2nd.
    John

    Try this:

    All_Digital =true
    Declare Xtal 10
    Declare LCD_Type 0 ...
  100. Replies
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    Re: Playing with Procedures

    George, in that case why not just declare a global?
    Although that would mess up the easy reading of parameter passing.
    I think Les once suggested that one day he might work on real local variables...
  101. Replies
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    Re: Playing with Procedures

    Greetings Alberto,
    You have a great knowledge of the compiler and finding a way to have real local variables is quite an achievement. In the past Les has explained his solution of pseudo local...
  102. Replies
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    Re: SMS Number Save

    Great progress Gary.
    I am almost halfway between Adelaide and Melbourne near the coast. I love NZ. Been a couple of times and we might go again - we have 200,000 Qantas points to use up and we can't...
  103. Replies
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    Re: SMS Number Save

    Two and a half hours - we're into daylight saving now. Body is still adjusting.
    I'm in the south east corner of South Australia.
    John
  104. Replies
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    [OFFER] Re: Proton MKII Development Board

    Lester, I'm happy to pay the extra for my package. You shouldn't be out of pocket and packaging also takes time.
    Let me know, it won't break me.
    I also wouldn't mind more Amicus boards if...
  105. Replies
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    Re: Tester posting Binary Notation

    Valid points Stephen, especially for word or dword.
    However I do find it easier when setting registers from the datasheet to use binary. The grey cells struggle to visualise a hex digit into its 4...
  106. Replies
    6
    Views
    302

    Re: Tester posting Binary Notation

    Now another one using preview


    TRISA = 000011
    TRISB = 110001 ' Quadrature inputs, Int0
    TRISC = 000000

    and another line

    So the moral of the...
  107. Replies
    6
    Views
    302

    Re: Tester posting Binary Notation

    Here's a test without previewing


    TRISA = %00000011
    TRISB = %00110001 ' Quadrature inputs, Int0
    TRISC = %00000000


    another line for testing
  108. Replies
    19
    Views
    1,465

    Re: SMS Number Save

    Hi Gary,
    You create a string like this:
    Dim MyString as String * 20
    You have created a byte array. The difference is that a string has a character 0 at the end of the data which signifies the end...
  109. Replies
    8
    Views
    387

    Re: Posting Binary Notation

    Aha, that's why, thanks
  110. Replies
    8
    Views
    387

    Re: %00110011

    This is a rest

    %00110011
    %10110110
    Test
    More
    Add another line
  111. Replies
    19
    Views
    1,465

    Re: SMS Number Save

    Sounds like you're having fun Gary.
    I'm experimenting with an Amicus18 from the same source. Still found time to mow the lawns and keep in the good books with the wife :)
    John
  112. Replies
    34
    Views
    1,292

    Re: New Prusa mini 3D printer

    Looks a bit flimsy for high accuracy.
    John
  113. Replies
    8
    Views
    387

    Re: %00110011

    Magic touch.
    I've had the problem happen to me. I wonder if it's when we cut and paste. I'll check tomorrow, on my phone now.
    John
  114. Replies
    19
    Views
    1,465

    Re: SMS Number Save

    Hi Gary,
    Forgive me if I'm telling you what you already know.
    All information in a micro is stored in binary. It is just the viewing device that makes it look like hex or decimal or ASCII.
    That is...
  115. Replies
    8
    Views
    387

    Re: %00110011

    How did you make that work Lester?
    John
  116. Replies
    6
    Views
    264

    Re: Trying a procedure, but errors I found

    That is amazing Les, and it suppports so many devices.
    For we users it's like the swimming duck. Calm on the surface and paddling like mad below.
    John

    PS Les and I were typing at the same time....
  117. Replies
    11
    Views
    526

    Re: Serin baud rate / clock dependency?

    Responding to post 5 and the last comment, you won't have any trouble achieving 300 baud. The limits come in at high speeds, not low speeds.
    John
  118. Replies
    73
    Views
    1,705

    [OFFER] Re: Proton MKII Development Board

    OK, thanks Lester. I'm into graphic displays at present so any info on the board with the graphic display would be appreciated.

    edit: the board doesn't seem to have a label but it has a serial...
  119. Replies
    73
    Views
    1,705

    [OFFER] Re: Proton MKII Development Board

    G'day Lester,
    Box arrived today. thanks very much. Some great boards in there and a small number that are a mystery - but that's half the fun.
    I've bought in some PIC18F26K22 so will find the...
  120. Replies
    3
    Views
    199

    Re: Comeback post

    I very much doubt that your account would ever be deleted Shantanu. :)
    John
  121. Replies
    59
    Views
    2,740

    Re: Driver for ILI9341

    Disregard this post Flosi,
    My directory path/names exceeded some sort of limit in the assembler. As soon as I shortened things down all compiles fine...
    John


    Hi Flosi,
    I tried to compile your...
  122. Replies
    73
    Views
    1,705

    [OFFER] Re: Proton MKII Development Board

    Thanks Johan, that made for an easier download.
    John
  123. Re: Perhaps one small step to popularise Proton

    One of the first things I do when purchasing something is to look for a review. A quick search showed just one and that referred to the 50 line limit of the free edition of many years ago.
    I for one...
  124. Replies
    8
    Views
    563

    Re: Pic18f25k20 + module i2c (pcf8574)

    The other advantage of Hbusout/in is they have small hardware buffers and interrupts.
    I've used both the 8574 and the MCP23017 (16 ports ) with WIKI software for Lcd and for both inputs and...
  125. Replies
    13
    Views
    1,592

    Re: SD File System revisited

    Hi Alberto,
    Procedures are so much easier to understand when looking at another's code. I've always found macros a bit of a mystery, but that's just me.
    So next project bite the bullet and have a...
  126. Replies
    19
    Views
    483

    Re: One mans meat is another mans poison

    I'll try on the computer tomorrow. Not so easy to read using my phone.
    John
  127. Replies
    142
    Views
    3,709

    Re: Les's ILI9325 Wiki code

    Thanks for the reply Flosi.
    I might not have been clear that as well as running the touch I want to run the display from SPI. I know that will have speed problems.
    John
  128. Replies
    142
    Views
    3,709

    Re: Les's ILI9325 Wiki code

    I'm waiting on my ILI9325 2.4" display. For a development of a project I want to use the graphic display with touch.
    Speed is not important, it will have a touch numeric keypad and a line or two of...
  129. Replies
    73
    Views
    1,705

    [OFFER] Re: Proton MKII Development Board

    Hi Lester,
    I would appreciate one please.
    I will PM my address and my email.
    Regards
    John
  130. Replies
    19
    Views
    483

    Re: One mans meat is another mans poison

    All understood, thanks Lester.
    John
  131. Replies
    19
    Views
    483

    Re: One mans meat is another mans poison

    I didn't explain myself very well Lester. When using my phone at night (I'm pretending to watch TV and keep my wife company) keystrokes are a pain so brevity wins out.
    Previously (i.e. prior to your...
  132. Replies
    16
    Views
    587

    Re: The Proton manual

    The ABC network here in Oz used Betamax recorders in the field for quite some time after they had disappeared from domestic sale. I think it was for quality reasons and maybe weight. But I could be...
  133. Replies
    19
    Views
    483

    Re: One mans meat is another mans poison

    Lester, it behaved in the same way as the usual url
    John
  134. Replies
    19
    Views
    483

    Re: One mans meat is another mans poison

    Hi Lester,
    The list of unread posts that used to be available when browsing a thread have gone. I usually hit "What's New" to get me started and then click on the threads showing above the post I...
  135. Replies
    5
    Views
    2,507

    Re: Newbie to the forum!

    Greetings Ivan and welcome back.
    Make sure you download the latest version of PDS, Les has added Procedures and I'm sure you'll find them a great addition.
    Best wishes
    John
  136. Replies
    11
    Views
    364

    Re: SSD1306 lcd problem

    That's an interesting point.
    I've only used 32MHz so maybe you've identified the issue for 64MHz.
    John
  137. Replies
    11
    Views
    364

    Re: SSD1306 lcd problem

    Have you checked the i2c address is correct.
    I have two the displays working with Dompie's code.
    John
  138. Replies
    16
    Views
    587

    Re: The Proton manual

    I noticed the same thing George. It was definitely possible in years gone by.
    Maybe it's because of the PDF editors out there that could create altered manuals. Les?
    John
  139. Replies
    142
    Views
    3,709

    Re: Les's ILI9325 Wiki code

    The Silicon Chip Backpack was a bit more sophisticated. It used a pic32 programmed with a BASIC interpreter. Programs could be loaded serially using any old serial editor.
    As well as addressing a...
  140. Replies
    6
    Views
    400

    Re: New CAN Library

    Bob,
    Microchip have freight free at present. Have a look at MicrochipDirect.
    John
  141. Replies
    142
    Views
    3,709

    Re: Les's ILI9325 Wiki code

    Hi Charlie,
    Many of those with different sizes share a ILI9325. So I was hoping it was just the size of the pixels.
    I'm hoping to produce a PDS equivalent of the LCD BackPak (Silicon chip articles)...
  142. Replies
    142
    Views
    3,709

    Re: Les's ILI9325 Wiki code

    G'day charlie,
    Do I read you correctly, you'll produce a list of tested graphic displays, their driver chips and a corresponding list of the Proton drivers that work with them?

    That would be very...
  143. Replies
    142
    Views
    3,709

    Re: Les's ILI9325 Wiki code

    G'day Charlie and Flosi,
    Well done on success. I reckon the more articles the better. It all helps with our understanding
    I got bored watching TV last night and did some searching and found a 2.4...
  144. Replies
    142
    Views
    3,709

    Re: Les's ILI9325 Wiki code

    Charlie, in some code I have for controlling an audio recorder I set that pin low before sending a command and then set it high after each command. Basically a chip select function I guess.
    So fits...
  145. Replies
    7
    Views
    2,185

    Re: Philips RC5_Toggle Bit and Pulse Timings

    Unfortunately I don't know enough to help. There are others on the forum who have used the protocol so hopefully they will contribute when they see this thread.
    Is it imagination but the lower...
  146. Replies
    7
    Views
    2,185

    Re: Philips RC5_Toggle Bit and Pulse Timings

    The RC5 system is very well described in Wikipedia. The timings in the article could be a good place to start.
    As you know most remote controller failures are in the buttons that lose their carbon...
  147. Replies
    142
    Views
    3,709

    Re: Les's ILI9325 Wiki code

    Les, thanks for the link to the display. As soon as I get home I'll buy one and use a p24.
    The good thing is I'll be able to experiment on Charlie's coat tails.
    John
  148. Replies
    142
    Views
    3,709

    Re: Les's ILI9325 Wiki code

    Thanks Charlie and Flosi,
    I looked at the link and the display connections look complicated, does it have a flexible connector?
    I think SPI would be better for my applications as I seem to always...
  149. Replies
    142
    Views
    3,709

    Re: Les's ILI9325 Wiki code

    Charlie, just out of curiosity, what kind of display is it?
    I've successfully used the 0.96inch displays and they are very good all things considered but I've been tempted to experiment with 2.4 or...
  150. Replies
    9
    Views
    250

    Re: CWRITE and 18F25K50

    From an 18F datasheet, not the one you're using.

    A read from program memory is executed on one byte
    at a time. A write to program memory is executed on
    blocks of 64 bytes at a time. Program...
  151. Replies
    21
    Views
    6,098

    Re: 3x4 alpha numeric keypad

    4X4 keypads are easily obtained from eBay at very cheap prices.
    John
  152. Thread: Test

    by John Drew
    Replies
    2
    Views
    174

    Re: Test

    Welcome to the forum KrysG
    John
  153. Replies
    11
    Views
    2,860

    Re: UART and USB Issues with PIC18F97J94

    G'day Malcolm,
    Les seems to read most posts but the best way to contact him is through the Anomaly section of the forum.
    To identify the problem he needs to have a short Proton program that...
  154. Replies
    4
    Views
    144

    Re: Stupid things I dun today

    Reminds when I was young I had a Vauxhall Wyvern car. It was always burning its points. After cleaning the points it often wouldn't start because I forgot the little rotor arm under the distributor...
  155. Replies
    71
    Views
    10,432

    Re: Proton Compiler Button Toggle Procedure

    In your subroutine replace the Goto line at the end of each subroutine with the word 'Return'.
    John
  156. Replies
    4
    Views
    2,442

    Re: How to use timers in microcontroller

    The first thing to do is to download the datasheet for the processor you are using.
    Next, read the section on timers many times until you understand how they work.
    When you understand this you will...
  157. Replies
    20
    Views
    1,262

    Re: TX/RX with CC1101 Texas

    Whoops :)
    John
  158. Replies
    20
    Views
    1,262

    Re: TX/RX with CC1101 Texas

    Hello Giuseppe
    Comments are not allowed after $Define
    There's a good reason for it, I think it's tied in with the pre-processor.
    John
  159. Replies
    9
    Views
    267

    Re: Using procedures, best practices

    Using an example to expand on Les's explanation.
    If you have a procedure called "BigLongNameProcedure" (20characters) and you have a local variable called "BigLongnameVariable" (19 characters) then...
  160. Thread: Oh dear.....

    by John Drew
    Replies
    3
    Views
    245

    Re: Oh dear.....

    Can't help with the password David, but great to see you back. We missed your knowhow.
    John
  161. Replies
    71
    Views
    10,432

    Re: Temperature Controller Problem

    Amod,
    Fuse configurator can be found in the files section.
    http://www.protonbasic.co.uk/vbdownloads.php?categoryid=3
    John
  162. Replies
    71
    Views
    10,432

    Re: Temperature Controller Problem

    Amod,
    Three things for you to keep in mind
    1) when declaring TRIS use binary as it makes easy to see which ports you are setting as inputs
    2) put comments into your code so you know what you are...
  163. Replies
    71
    Views
    10,432

    Re: Temperature Controller Problem

    Amod, you are setting portd.0 as an input but testing portd.7
    Look up TRIS in the manual.
    John
  164. Replies
    20
    Views
    1,262

    Re: TX/RX with CC1101 Texas

    Hi Giuseppe
    I see there is some code for an Arduino on this site. It might give you a start.
    https://www.elecrow.com/wiki/index.php?title=433MHz_RF_Transceiver_CC1101_Module
    John
  165. Replies
    5
    Views
    148

    Re: Correct terminolgy

    I see that Les refers to signed and unsigned variables. So that confirms Tumbleweed's reply. I guess it's logical that the inverse of signed is unsigned.
    John
  166. Replies
    5
    Views
    148

    Re: Correct terminolgy

    How about "positive integer" George?
    John
  167. Replies
    4
    Views
    1,192

    Re: LCD display module HT1621

    Les, procedures make it very easy to follow code not like the C example posted which was a tangled mess.
    It's a shame that the word BASIC implies elementary. Protonbasic is far from that.
    John
  168. Re: Programmer does not recognize a target device

    I think you are on the right track Stephen. I do remember that when I was charging my phone (or accessing its files)
    I had more of these voltage issues. Maybe my computer USB socket(s) is one of...
  169. Re: New Microchip 16 to 24 bit high speed A/D converters

    Norm,
    I can't help but wonder at the technology to do so much in a tiny 20 pin package. It is an amazing leap from the valve days where I started when to achieve a similar thing may have taken an...
  170. Re: Programmer does not recognize a target device

    Good point George.
    I have a little diecast box with several ZIF sockets that I use to program devices for customers. It has no power supply and no power drain apart from the ICSP. Perhaps I it...
  171. Re: Programmer does not recognize a target device

    Yes Fanie,
    I thought it was my old bones shaking but it was the whole darn continent moving (No, it's not what you're thinking - I'm past that). I hope we're not leaving Tassie behind, they get left...
  172. Re: Programmer does not recognize a target device

    Fanie, I sometimes have that problem with my pickit 3.
    If I reduce the programming voltage to 4.85V it works.
    No idea why.
    John
  173. Replies
    23
    Views
    468

    Re: #ELSE has no blue backcolor

    I'll leave it Puffeltje, Thanks for the guidance.
    John
  174. Replies
    6
    Views
    186

    Re: Floating point strangeness

    I agree with Tumbleweed.
    This needs an anomaly report.
    John
  175. Replies
    4
    Views
    130

    Re: Android file access from PC

    Thanks Gamboa,
    I'll experiment.
    John
  176. Replies
    23
    Views
    468

    Re: #ELSE has no blue backcolor

    To delete just your messages in the thread would leave responses just hanging mysteriously with no connection to comments you've made. The thread belongs to another person who started it. So unless...
  177. Replies
    4
    Views
    130

    Re: Android file access from PC

    I use MyPhoneExplorer for keeping my contacts, calendar etc synced with Outlook. Means there's always a back up of the data.
    I've not tried to access files via WiFi only used USB.
    I don't have WiFi...
  178. Replies
    23
    Views
    468

    Re: #ELSE has no blue backcolor

    Well it is the case on my computer. Are you using the most recent version of Proton Studio?
    Proton Studio 1.0.2.3


    John
  179. Replies
    23
    Views
    468

    Re: #ELSE has no blue backcolor

    Yes, it saves files and if you have changed a file and you try to shut Proton Studio down it warns if you want to save files. I think maybe you haven't told the program where to save the files and it...
  180. Replies
    23
    Views
    468

    Re: #ELSE has no blue backcolor

    JOHNGB is unavailable at present. When he is I'm sure he will see your post and fix the problem.
    John D
  181. Replies
    44
    Views
    7,435

    Re: Boot loader woes.

    Sounds like you've identified why things are unreliable.
    In your setup of the registers do you have mclr ON. Is low voltage programming off?
    4k7 sounds fine. I've never seen mclr behave like that,...
  182. Replies
    44
    Views
    7,435

    Re: Boot loader woes.

    Before you connect USB are you sure there is Vdd and Vss on the correct pins?
    John
  183. Replies
    44
    Views
    7,435

    Re: Boot loader woes.

    That shouldn't happen if your board is correctly wired. I suggest you check your hardware.
    John
  184. Replies
    71
    Views
    10,432

    Re: Temperature Controller Problem

    Amod, put your best effort In a post and there may be someone who can see where you are going wrong.
    John
  185. Re: Les has just uploaded Proton Compilers Full Installer - Proton 3.7.1.7 - Proton24

    Les, I notice the fix concerning symbols below 0.5 being rounded to 0.
    I use:
    Symbol Rad = 0.01745329
    to convert degrees to radians in many places in a complex program and it works. Was this fix...
  186. Replies
    34
    Views
    6,755

    Re: i need help for 12F1571 pwm

    I've updated the article and corrected a couple of errors. Thanks fellas.
    John

    http://www.protonbasic.co.uk/content.php/219-Floating-point-issues-and-alternatives
  187. Replies
    34
    Views
    6,755

    Re: i need help for 12F1571 pwm

    Thanks for the clarification Les.
    I'll revisit the article. It seems that for Proton 8bit the 23 bit mantissa is all that is available.
    The current system works adequately so I reckon improvements...
  188. Replies
    34
    Views
    6,755

    Re: i need help for 12F1571 pwm

    G'day Tumbleweed,
    You're right there is an error. I think the correct value is 16777215 (2^24-1). I'll do an adjust to the article when I get the chance. I believe in the IEEE754 standard the first...
  189. Replies
    34
    Views
    6,755

    Re: i need help for 12F1571 pwm

    Somewhere in the WIKI there is an article on floating point maths where this is all explained. I wrote it quite a few years back and it includes a section on using integers to achieve greater...
  190. Replies
    71
    Views
    10,432

    Re: Temperature Controller Problem

    It's better to stick to one compiler otherwise everyone including yourself will get confused.
    John
  191. Replies
    4
    Views
    252

    Re: dword Aliases

    I wrapped it in code for you Jez so it's easier to read.
    Use "Go Advanced", highlight your code, then click the hash icon.
    John
  192. Replies
    71
    Views
    10,432

    Re: Temperature Controller Problem

    Amod, which compiler are you using? You have "PAUSEus 4000".
    Delays in PDS use delayus or delayms.
    John
  193. Replies
    44
    Views
    7,435

    Re: Boot loader woes.

    Hello Francis, I think the problem is that most of us don't use bootloaders.
    Hang in there.i know it doesn't get easier as we get older, it just takes longer but it's also the best way to stave off...
  194. Replies
    12
    Views
    427

    Re: clear and interrupt handler - problem?

    A near miss Stephen :)
    Good question George. My gut says no, but if it didn't what's the point of it. So I'm ignoring the gut and putting money on it does.
    We may have to wait for the master - or...
  195. Replies
    12
    Views
    427

    Re: clear and interrupt handler - problem?

    I haven't checked but I thought it was something like this:
    Dim bVar = 5 as byte
    I probably have it wrong as using my phone to post.
    John
  196. Replies
    71
    Views
    10,432

    Re: Temperature Controller Problem

    As described previously you can either
    1) sample say 10 times each input from the A/D then assign a Word variable such as Value =0. Then Value = Value + NewAD for 10 samples then divide by 10....
  197. Replies
    2
    Views
    265

    Re: List of Supported Chips

    Simon, okay on the missing letters.
    There are two listings on the forum.i created one of them after writing a program in Delphi to find the device names in my devices directory.
    I'm using my phone...
  198. [SOLVED !] Re: 12F683 help needed reading values from GP4 and GP5

    I may have accidentally hit the closed button. It should be re-opened now.
    John
  199. [SOLVED !] Re: 12F683 help needed reading values from GP4 and GP5

    I don't think the optimiser supports 12F chips so try removing that statement.
  200. [SOLVED !] Re: 12F683 help needed reading values from GP4 and GP5

    I can't see where you've set the TRIS register.
    John
    On my phone so might have missed it.
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