Questions tagged [shift]

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Can I use a photodiode as a switch for a shift register?

Let's say I have a photodiode, a shift register (74HC595) and a 5V source, and I connect these as: 5V source -- photodiode -- shift register data input. (And other voltages to feed the register ...
1
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1answer
73 views

74hc595 sinking, not sourcing

I'm trying to get a sn74hc595n working with an arduino Due, eventually I will be hooking up each output to an NPN to drive Nixie tubes (I am switching my design from a due to using a esp8266 so I need ...
0
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0answers
42 views

phase shift oscillator circuit

I'm planning to construct a phase shift oscillator circuit. I simulated it using multisim and i got the sine wave with values I wanned (you can check the pic). then i assembled the circuit on a ...
1
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1answer
55 views

PISO shift register with first input

I have on my board two PISO shift registers in series, giving an output train of 16 bits. The problem is that the order of the bits is reversed compared to what I need. That means, the last input of ...
0
votes
1answer
54 views

I2C pullups for level shifting

If I want a breakout with two sensors on it, one operating at my MCU's voltage (3.3V) and the other requires a drop to 1.8V, do I need two sets of pullup resistors for both voltage lines? Can I do ...
0
votes
1answer
33 views

How is Phase Shift of an Op-Amp calculated using Polar Coordinates

I have a textbook (Op-Amp: Characteristics & Applications by Robert G. Irvine, 1981) and its Frequency response chapter started by discussing the Internal LP filters between the Input Differential ...
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41 views

Is using a capacitor to transfer a 0.1 V differential between voltage levels reasonable?

The temperature of a terminal at -600 V and 500 deg C needs to be measured. I am using a thermocouple for this, and to achieve the most accurate reading the couple must be physically connected to the -...