All Questions
5
questions
0
votes
2
answers
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8-bit binary to BCD decoding for three 7-segment displays
I've created a circuit that uses both binary and BCD counters to convert an 8-bit binary number into three BCD numbers, which then feed into BCD to 7-segment decoder chips, and finally to common-anode ...
2
votes
3
answers
1k
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Understanding Test Parameters on Datasheet (CL pF)
On Page 7 of the datasheet for M74HC590
It uses a CL (pF)
At the bottom of Page 8 is the test circuit which shows where the CL(pF) goes, in regards to a circuit diagram, but I don't understand that ...
0
votes
2
answers
1k
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74LS163 Counter Exhibits Constant Voltage on an Input Pin
I built a circuit that uses the 74LS163 synchronous counter. I am using in such a way that I reset the counter, using the /clear input pin, externally via and LPF connected to a tactile switch.
The ...
0
votes
3
answers
1k
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Synchronous 4-Bit Up/Down Counters preset
I have a synchronous 4-bit up/down counter, and in the data sheet it stands that there are 4 pins where I can enter a 4 bit preset number, but it doesn't say what this number represents. I believe ...
1
vote
1
answer
4k
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Creating a one-digit scoreboard using logic circuits
I'm creating a one-digit scoreboard on a breadboard. Naturally, I have a BCD to 7-segment decoder and a 7-segment display. But I don't know how to automatically increment the display. (It's for a game,...