Continue to Site

Welcome to EDAboard.com

Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.

Recent content by devmania

  1. D

    [Moved] problem in 12v to 230v inverter

    hello, i have made an inverter using cd4047 as per the circuit diagram i have uploaded here.. as per the circuit diagram gate pulse are given to the mosfet from pin 10 and pin 11 of the IC . but when i apply 12v to the ic i am getting 12v at pin 10 but not getting any voltage at pin 11 but i am...
  2. D

    how to interface an external timer and changing the timer value on run time

    Thanks kurenai_ryu for this valuable reply...... i will tell you what exactly i want to do - my aim is to switch on and off of a valve . initially there will be some delay let say 10 sec of delay between two valve. so when my system is on i will be able to see the delay value on the LCD. The...
  3. D

    how to interface an external timer and changing the timer value on run time

    Hello , I will try to explain you what am working on, There are two motor initially i will give some 10 sec delay between both the motor and this delay should be displayed on lcd. Then after some time i need to set timer for 30 sec between these motor which will also be displayed on lcd. This...
  4. D

    how to interface an external timer and changing the timer value on run time

    Hello Everyone, I want change the timer value during run time. How should i do that? I also wanted to see timer value on LCD module ? How should i do that? Suppose initially i had given timer value as 10sec and later on during run time i want to change the timer value to 20sec, and these values...
  5. D

    how to increase I/O pins in microcontroller

    Hi everyone, Can anyone tell me how to increase the i/o pin in a microcontroller at89c51? what should i interface and how to do it? Thank you.
  6. D

    power contactor with microcontroller

    Hi Everyone, My aim is to operate a power contactor using microcontroller. contactor rating is 415v Ac and coil requires 24v DC and 12A current. What can be the interface between microcontroller and contactor.

Part and Inventory Search

Back
Top