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  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

74hc595

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    555 with 74HC595 - no microcontroller

    hi everyone as a way of intro: I am new to this site and a relatively new electronics hobbyist. A quick summary of my circuit: I built a simple circuit with a 74HC595 w/ 8 output LEDs. I am looking to hook up the QH' back to the shift register's input pin. But, have not been able to get it...
  2. S

    Seven Segment Display Scrolling

    I am coding SSD display using 2 cascaded shift registers. I am using a mikroC for PIC compiler. I can display a static sequence of numbers upto 4 digits with my code #define SHIFT_CLOCK PORTB.F1 //Clock Connection of 74HC595 SSD Driver #define SHIFT_LATCH PORTB.F3 //Latch Connection...
  3. S

    Using 74HC595 Shift Registers without delay loop

    Hello All, I am using two 74HC595 Shift Resisters for a 4digit SSD. The problem is that the display needs to be delayed while scanning through the digits. I do not want to use delay since while the display is on, nothing can work as the processor is busy in delay loop. So I thought I will use...

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