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Recent content by walt

  1. W

    IR Code Analyser: PIC version?

    I had to examine unknown remote and used PC based IR protocol analyzer http://www.ostan.cz/IR_protocol_analyzer/. It is possible to complete everything in 1 hour.
  2. W

    need rf remote control

    This one is ideal, but too expensive and unavailable now: http://store.diyembedded.com/index.php?main_page=product_info&products_id=31
  3. W

    need rf remote control

    Something like that discontinued Nordic nRF24L01 FOB [WRL-08602]
  4. W

    need rf remote control

    We have device, based on atmega32 board, and need to attach rf remote control (10-20m). It must be inexpensive, ready made with 5 buttons. May be somebody will share ideas. Thanks, Walt
  5. W

    Inserting a variable resistor into a DC circuit

    You will have to dismantle your PC power module and do some soldering. You can use this link http://danyk.cz/at_atx_en.html or some similar for guidance. Pay attention to all warnings!
  6. W

    Inserting a variable resistor into a DC circuit

    I suggested to modify computer power module. There's a lot of schematics in the web.You replace resistor with simple low power potentiometer and can regulate output voltage and output current on constant load as well.
  7. W

    Inserting a variable resistor into a DC circuit

    3. You can modify your computer power module to reduce its voltage with external resistor and add voltmeter to measure it.
  8. W

    Micro-Controller as a host for ethernet device(URGENT!!)

    You can press on GB flag and Google will try to translate somehow. I have the same problem.
  9. W

    Micro-Controller as a host for ethernet device(URGENT!!)

    Also you can look at https://www.ulrichradig.de/home/index.php/avr/eth_m32_ex Everything works and you can easily modify code.
  10. W

    Help me select a Web module

    Need help in selecting Web module. It will be used to control and monitor several devices via RS485. I'm beginner in this field, so simplicity of development tools is welcome.
  11. W

    Help me select a Web module to control/monitor devices via RS485

    I need help to select Web module to control and monitor few devices via RS485. I'm starter in this field so simplicity of programing is important.
  12. W

    Ethernet controller RTL8019AS For camera.

    Look at h**p://avr.auctionant.de/avrETH1/ May be it will help you.
  13. W

    Ethernet controller interface with microcontroller

    Some time ago I've found an interesting project at **broken link removed** If there are somebody trying to modify it? The author seems to be busy with something else...
  14. W

    Graphic LCD with Atmega8

    atmega8 lcd Got graphic LCD module pg-2406b1 with LC7981 and would like to attach it to Atmega8. May be somebody knows any links to start with GLCD of that kind? Thank you.
  15. W

    RS232 - RS 485 converter

    rs485 app note pic Need some help! Have made working bidirectional rs485 interface with sn75176, optocouples PC - atmega8, rate 9600. Replaced it by max1480B, but can send data only to atmega8. PC receives corrupted data. Tried to make some delays after switching direction, but no results...
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