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  1. Replies
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    Re: Watchdog timer not working as expected

    From the PB3 manual

    2.15 Case Sensitivity
    PBP is not case sensitive, but Assembly Language is. This means that there are
    situations where case matters

    2.15.1 DEFINEs
    Since many of the...
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    Re: Watchdog timer not working as expected

    I think define should be UPPER CASE.
  3. Re: Low power accurate 6 month timer - suggestions?

    If you have room for coin cell and that pic then you probably have room for

    https://datasheets.maximintegrated.com/en/ds/DS3231.pdf

    it has 2 alarms on it which I think will do what you want, it...
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    Re: Hserout questions

    BAUDCON does not appear in 628 or 628a data sheet.

    MisterE Multicalc shows

    Registers

    RCSTA = $90 ' Enable serial port & continuous receive
    TXSTA = $24 ' Enable transmit, BRGH = 1
    SPBRG =...
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    Re: Hserout questions

    Your serial circuit diagram/connection details would help - what is connected to the TX line ?

    Is it just TX that is the problem ? have you tried RXing ?

    Have you tried lower rates ?

    Do you...
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    Re: Hserout questions

    Try adding

    DEFINE HSER_CLROERR 1
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    Re: MP3 DFPlayer Mini and PIC MCU

    I have used this http://geekmatic.in.ua/pdf/Catalex_MP3_board.pdf

    ebay

    ...
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    Re: Serial to WiFi Wifi to virtual com port

    This may be an answer https://www.itead.cc/wiki/ESP8266_Serial_WIFI_Module

    https://www.youtube.com/watch?v=x-mpltUzK5I

    Seems to be lot on youtube on these modules plus google for

    esp8266...
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    Re: Rs232 Hex Char

    On Realterm - display tab - have you chosen Display as Hex + ASCII ?

    $04 is technically an unprintable character - it means "End of Transmission"

    https://www.ascii-code.com/

    Also it depends...
  10. Re: WTV020-SD-20SS SD Card U Disk Audio Player Interface

    The commands are easy - the pdf gives them, here are 3


    HSEROUT [$7E,$FF,$06,$03,$00,$00,MESSAGE,$EF] ' Plays file from sd card - eg if if button 5 is pushed then make variable MESSAGE =5,...
  11. Re: WTV020-SD-20SS SD Card U Disk Audio Player Interface

    I have used a number of different modules - the one I like is this http://geekmatic.in.ua/pdf/Catalex_MP3_board.pdf, I made a speaking clock connected to MSF receiver. (Can be done with GPS)

    You...
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    Re: A little HELP!!

    rows 1-9 as white squares while rows 10 and 11 are X's


    if temp1 =8 then WDATA = %0001011101100011 = white square
    if temp1 >=9 then WDATA = %0001011100100011 = X

    ...
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    Re: A little HELP!!

    I have looked at the BOB4 from decade.net and it looks like their version only does white text on incoming video.

    http://www.decadenet.com/bob4/bob4.html

    I believe the STV chip was really...
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    Re: A little HELP!!

    As far as I understand that data sheet statement, and of course I may be wrong, no colors over incoming video as well translucent unless you use RGB.

    Never tried this, plain white was fine for...
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    Re: A little HELP!!

    Data sheet says....

    Mixed mode : the device is line locked to the
    incoming CVBS signal. The text is superimposed
    over the CVBS input either in B&W or translucent.
    It may also be superimposed in...
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    Re: A little HELP!!

    Do not think you have done anything wrong. Have a look at the characters in the data sheet - 63H is 1100011
    WDATA = %0001000001100011 is what I used, so change it to anything you want.

    Try 77H...
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    Re: A little HELP!!

    Must admit, I did not know about RC Subs, sounds great. Loved the bit about the guy and his rocket and neighbour !
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    Re: A little HELP!!

    Board looks great - There is still a demand for analogue OSD despite all the digital stuff around. The chips were hard to find after they had been discontinued, but your find of supplier seems to...
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    Re: A little HELP!!

    Had a play with colors -I found that reducing the drive in the MODE REGISTER, BIT M5, from 6dB to 0dB improved the colours, so M5 needs to be a 0, this will depend on how good the monitor is..


    ...
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    Re: A little HELP!!

    Actually the zoom was already set at minimum.

    Not played with colour oops sorry color!! but Never Twice Same Color sets have a HUE/TINT control that you can alter on the screen.

    I now have...
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    Re: A little HELP!!

    I had a quick look at the Position Register and put this in

    WDATA = %0001001000001111 '%0001 011111 001111
    GOSUB Send ' Position ADDRESS 15

    It moved the lines up and I could...
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    Re: A little HELP!!

    Looks like we both doing the same thing, attached is my corrected version

    I have tested this with NTSC output from RPi and it switches and displays correctly.

    I have moved the text, also the...
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    Re: A little HELP!!

    With no incoming video you should have the NTSC the RPM and the NO SYNCHS DETECTED.

    With a video signal coming in you should have NTSC and the RPM only on the screen and overlaying the incoming...
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    Re: A little HELP!!

    Some booboos from both of us !

    The DIG operation I got reversed, DIG 0 gives the units, DIG 1 the tens, and so on, the example I found on how it worked was ambiguous and I did say it was all...
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    Re: A little HELP!!

    If I asked you what the 2nd digit was of 2400 (normal reading left to right) you would immediately tell me 4 - congratulations you have just done a DIG 2,

    RPM is a variable name suggested where...
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