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urgent help me, design of an octal-to-7-segment common cathode decoder

Homework Help About 5 days ago at 12:03 PM

Last message by dl324 on June 19, 2024 at 09:22 AM

52 Replies
601 Views
Modulus 60 circuit not counting properly

Digital Design One week ago at 11:45 AM

Last message by Ian0 on June 14, 2024 at 12:08 PM

17 Replies
429 Views
Help Needed: Designing a Long On/Off delay timer for controlling a relay

Digital Design 3 weeks ago at 11:57 AM

Last message by ronsimpson on June 14, 2024 at 11:35 AM

13 Replies
441 Views
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Looking for custom made power supply PCB

Power Electronics One week ago at 07:24 AM

Last message by engr_david_ee on June 13, 2024 at 04:01 AM

22 Replies
307 Views
FM80 solar charge controller datalogger

Microcontrollers One year ago at 09:29 PM

Last message by nsaspook on June 11, 2024 at 12:45 PM

56 Replies
2986 Views
cd4013 flip flop outputs always on

Digital Design 2 months ago at 07:46 PM

Last message by AnalogKid on June 10, 2024 at 09:26 PM

16 Replies
581 Views
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Any who knows old schematics symbol

General Electronics Chat About 2 weeks ago at 12:08 AM

Last message by MisterBill2 on June 10, 2024 at 12:48 PM

18 Replies
405 Views
Rotary Laser Level Receiver Circuit ... #2

General Electronics Chat 3 years ago at 02:44 AM

Last message by adamec on May 30, 2024 at 11:10 AM

29 Replies
4586 Views
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3.3v - 5v level shifter - 74lvc1g17

Digital Design About 4 weeks ago at 03:32 AM

Last message by MisterBill2 on May 30, 2024 at 05:33 AM

3 Replies
194 Views
Circuit to turn fans off once power goes off

Power Electronics About 4 weeks ago at 03:39 AM

Last message by Reloadron on May 29, 2024 at 07:22 AM

9 Replies
296 Views
46 Replies
2101 Views
Did You Know NE 555 Timer IC Can Have 2 types Square Waves Output Waveforms?

General Electronics Chat About 4 weeks ago at 07:10 PM

Last message by MrChips on May 23, 2024 at 02:57 AM

4 Replies
270 Views
3V Low voltage RS Latch

Digital Design One month ago at 05:22 PM

Last message by AnalogKid on May 20, 2024 at 03:44 PM

11 Replies
412 Views
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555 Timer PWM Hobby Motor Speed Controllor

Digital Design One month ago at 02:23 PM

Last message by Sophiastephanos on May 14, 2024 at 01:20 PM

22 Replies
821 Views
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Random LED panel

Digital Design One month ago at 07:29 PM

Last message by MisterBill2 on May 11, 2024 at 07:21 PM

23 Replies
496 Views
2-digit up-down counter (0000 to 1010) in logisim

Homework Help One month ago at 12:47 AM

Last message by RBR1317 on May 11, 2024 at 12:49 AM

7 Replies
361 Views
4-bit gray synchronous down counter using flip flop D

Homework Help One month ago at 09:08 PM

Last message by WBahn on May 5, 2024 at 11:54 PM

4 Replies
209 Views
Logisim Digital Alarm Clock

Homework Help One month ago at 12:47 AM

Last message by dl324 on May 5, 2024 at 03:49 PM

4 Replies
476 Views
I need help in an assembly code and 8086 interface

Homework Help One month ago at 09:13 AM

Last message by Yasser Abdelrazek on May 5, 2024 at 04:37 AM

4 Replies
237 Views
ALU Multiplexing

Homework Help One month ago at 08:50 PM

Last message by MrAl on May 3, 2024 at 12:52 AM

4 Replies
206 Views