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  1. Replies
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    Re: Hserin/out BYVAC serial LCD

    Hi

    Thanks for the char handling

    thisone is working perfectly

    hserout ["rg", 13]
    Hserin 1000, start, [STR char\4\$06] ' Get a char from serial port
    pause 10
    if char[0] = $30 then
  2. Replies
    5
    Views
    2,243

    Re: Hserin/out BYVAC serial LCD

    Thanks aerostar

    something like this:

    get_key:

    hserout ["rg", 13]
    Hserin 1000, start, [STR char\4\$06] '
    pause 10
  3. Replies
    5
    Views
    2,243

    Hserin/out BYVAC serial LCD

    Hi all

    I'm trying to interface a serial LCD by byvac with keypad via HSERIN/OUT
    http://www.byvac.com/index.php/BV4619
    but have the following problem

    If I want to read a "keypress" ,following...
  4. Replies
    3
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    2,272

    Re: Lego wire guided robot in PBP

    Hi Robert, yess this is the side where the sensor and lego code is comming from
  5. Replies
    3
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    2,272

    Lego wire guided robot in PBP

    Hi

    I build the following wire guidance sensor succesfully

    http://www.philohome.com/sensors/filoguide/filoguide-schem.gif

    I removed the D4,D5,D6 part and put a pullup to +5V on the collector...
  6. Replies
    0
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    1,028

    ADC calibration menu

    Hi

    I would like to make a menu where I can setup a calibration table for a voltage read from the ADC from a non linair RF power detector

    example:

    Power is 10W (RF power) detected by an RF...
  7. Replies
    3
    Views
    2,945

    ADC non linear reading correction table

    Hi all

    I'm measuring a voltage from an RF power detector which is not linear with an 8bit ADC (if possible later with 10bit)

    I would like to display the coresponding power level on an lcd based...
  8. Replies
    4
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    1,995

    Re: Wire guide & H-bridge control

    Thanks, I took a look and ordered a few to test, as the wire is buried I need to detect it at a distance of 10-20cm, I'm thinking to install 2 sensors about the same distance and then use 2 ADC's
    ...
  9. Replies
    4
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    1,995

    Re: Wire guide & H-bridge control

    Hi Comwarrior

    thanks for your information,

    I will have a look for analog Hall sensors, never used them

    Ofcourse with the LC coil detector like lego mindstorm, i can feed both detetor voltage...
  10. Replies
    4
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    1,995

    Wire guide & H-bridge control

    Hi All,

    I think this might be a very interesting topic for all robot builders


    I have build a prototype robot with 2 DC motors controlled by a dual H-bridge controlled by I2C
    ...
  11. Replies
    1
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    1,162

    16F88 and MPLAB fuse setting problem

    Hi

    I try to use a 16F88 with mplab as compiler, i want to use mclr as I/O and the internal oscilator

    but i'm getting an error:

    error 118 ..... overwriting previous address contents (2007)...
  12. Re: 16F88 with LCD, UART use and all ADC's possible ?

    Hi

    Well you are right,

    is it possible to use LCDOUT in a way that D4-D7 of the LCD or not 4 I/O ports in a row

    as I need all the ADC's portA is not an option

    unfortunatly RX and TX from...
  13. 16F88 with LCD, UART use and all ADC's possible ?

    Hi all

    I was wondering if it will be possible to use the following pin configuration

    RB0-RB3 as LCD D4-D7
    RA6,RA7 as E,RS

    RA0-RA4 (AN0-AN4) as 10bit ADC
    RB6,RB7 (AN5,AN6) as 10bit ADC
  14. Replies
    10
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    2,897

    Re: Shiftin with external Clock howto ?

    Hi all

    First of all thanks for the reply's

    I'm measuring 28.2 uS periode for the clock going to the DAC7611
  15. Replies
    10
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    2,897

    Shiftin with external Clock howto ?

    Hi all

    I have an excisting piece of hardware which is controlling a 12bit DAC7611

    The DAC 7611 gets the clock from the excisting hardware,Data and Load/ , CS/ is wired low,
    CLR/ is wired high...
  16. Replies
    3
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    1,398

    Re: Shiftin with external Clock howto ?

    Well the device is a 16F877 which talks to a DAC7611, i have no access to the 16F877 software and would like to use the data (value) send to the DAC in another circuit
    So i want to read what the...
  17. Replies
    3
    Views
    1,398

    Shiftin with external Clock howto ?

    Hi

    I have a hardware situation where I need to read a 12bit serial output
    clocked by his own clock

    If i'm right all Shiftin commands generates an own clock signal
    is there a way to use an...
  18. Replies
    3
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    2,347

    Re: ShiftIN to read DAC7611

    Hi Ioannis,

    Thanks for your reply, maybe I expressed myself bad.

    The excisting circuit is talking to the DAC7611, and i would like to get the information/value send to the DAC, with a small MCU...
  19. Replies
    3
    Views
    2,347

    ShiftIN to read DAC7611

    Hi all,

    I have an excisting hardware which is using a DAC7611 digital to analog converter
    I would like to read the LD,SDI,CS/,CLK with a 16F876 and get the DAC 12bit value in a variable.
    ...
  20. Replies
    3
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    2,349

    Hi Darrel, Thanks a lot this is working...

    Hi Darrel,

    Thanks a lot this is working perfect

    Imagine if I would like to do the opposite

    so from a 10 or 12bit value (representing 1 revolution) to deg.xx
    Can you put me on the right...
  21. Replies
    3
    Views
    2,349

    Degrees to decimal conversion

    Hi all

    I have a decimal readout from a device which is giving me

    a 16bit value (65535) for 1 resolution (360 deg)

    I want to enter serially degrees.xx and convert this to a 16 bit value and...
  22. Replies
    3
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    2,721

    Yes i the past I used and use siteplayer but...

    Yes i the past I used and use siteplayer

    but as it is only UDP i think it might be possible in an MCU directly
  23. Replies
    3
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    2,721

    PIC sending UDP packets

    Hi all

    I have a project where I have several ADC's and I/O which I now control by RS232
    just a string send out with all ADC values.

    I was wondering if it will be possible to send UDP packets...
  24. Replies
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    9,230

    Nice Wondering what you are building for the...

    Nice

    Wondering what you are building for the WII ?
  25. Replies
    4
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    1,519

    Logaritmic ADC representation

    Hi,

    I'm trying to measuring RF power with a directional coupler,followed by a schotky detection diode.

    It gives me a voltage proportional to the power

    On my LCD I would like to display...
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