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Recent content by r2d2droids

  1. R

    how to copy motorola's MC68701 mcu

    datasheet has some sections about programming, it is true and also has a code. but how can i compile the code?
  2. R

    how to copy motorola's MC68701 mcu

    I have one MC68701 left and i need the code in it. I can read the eprom memory but i dont know how to write it (copy it) a new MC68701 mcu? i havent got a programmer and compiler. so how can i do this???
  3. R

    unknown IC from motorola

    it is in 40-PDIP package. i dont know which equipment was used it. some people say that it is a mpu but which?
  4. R

    unknown IC from motorola

    Hi, all. I have an IC produced by motorola. I wrote the all texts on it to below. SC85297P MIC-1 A95E8940 my question is, what is this? is this a microcontroller or something and how can i get its datasheet. thanks...
  5. R

    Tuned Common Base Amplifier(where r u keith!?)

    this is a very interesting circuit. thanks for your reply...
  6. R

    Tuned Common Base Amplifier(where r u keith!?)

    jacob_abraham did you find a solution for this problem. how can we analyse this???
  7. R

    on screen display C++

    i wanna write a software like OSD ( on screen display ) for windows media player. i succeed to create a windows and i define it always on top and transparent. so far everything is fine. but when media player switched to full screen mode my window goes back and only video plays on top. where is...
  8. R

    Switching on/off devices with Triac+relay

    relay control with triacs seems it doesnt create any problem. have fun...
  9. R

    a basic question about application of opamp

    it is an OPA labelled OTA but doesnt work. its very complicated. i am confused...
  10. R

    Sin generator by n555

    555 sine circuit you can find the national's application note at this addres **broken link removed** regards.
  11. R

    a basic question about application of opamp

    can u give the detailed schematic?
  12. R

    mosfet based ups and inverter circuit.

    low side mosfet driver circuit thank u wizpic. i have tried to find similar high side driver for a long time. thnx again
  13. R

    TVS Diode - does VCC pin on each IC need its own TV diode?

    Re: TVS Diode question i think it must be. if mcu has 7 vcc pins, all vcc pins have their own tvs diodes. and the diodes should be placed as close as posible to the under protected IC. regards.
  14. R

    ANALOG CIRCUIT DISIGN Solution BOOKS

    thank u shady205. regards...
  15. R

    ANALOG CIRCUIT DISIGN Solution BOOKS

    thank you shady205 very interesting book it is. regards Added after 34 minutes: :D so where is the main book?

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