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Questions tagged [diagram]

Plan, sketch, drawing, graph or outline designed to demonstrate or explain how something works.

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What is this symbol on the manual for a Yaskawa servo drive?

I'm attempting to wire a Yaskawa Sigma-V Series AC servo drive to a Rosetta CNC, and I came across this symbol, a triangle that has one line in, one line out, and what seems to be a return line ...
AGreatUsernameChoice's user avatar
2 votes
1 answer
317 views

What does this symbol do? Box with 1 [closed]

A box with an input and an output, and the number "1" inside it. There is also boxes with -1 on the diagram, but I am guessing they reverse the polarity of the signal.
Invariant's user avatar
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1 vote
1 answer
75 views

What is this symbol? I found this on the panel of a circuit breaker setup?

I found this symbol in a wiring diagram on an old distribution panel door. What does that cross line on the wire means? Is it a wire tap on the line? Certainly, the diagram used the sine wave symbol ...
Rohit's user avatar
  • 25
1 vote
0 answers
86 views

LED driver schematic

Working on building a driver for an LED headlight, there is a low beam and a high beam circuit that I need help figuring out either a schematic or a pre-existing driver for. The low beam side would ...
Matt Fiddler's user avatar
1 vote
2 answers
42 views

2 240v AC parallel solid state relays on 2 resistive loads off of L1 and L2

My hope is to keep the solid state relays as cool as possible by dividing the circuit load, it is duty cycled and will run up to 72 hours.
Roger M's user avatar
  • 11
0 votes
2 answers
67 views

Using 7pin OLED 128x64 with iic

I just bought the 0.96” Monochrome OLED Display (SSD1306) and it claims to support both SPI and IIC/I2C with 7 pins. I want to use it with an Arduino Uno R3. How do I go about doing this and ensure ...
Aditya Jain's user avatar
0 votes
1 answer
39 views

JK flip flop timing diagram

Is this JK flip flop timing diagram for the Q output correct? I just want to make sure I didn't mess anything up.
JP NICOSIA's user avatar
1 vote
4 answers
149 views

Polarity change circuit - reverse polarity with only one relay

I was looking for a polarity change circuit - (reverse polarity) with a single relay but I didn't find it or maybe I don't identify it, the only thing I've found are with two relays, do you have any ...
Lopez Jonathan Daniel's user avatar
0 votes
3 answers
97 views

Modify headphone jack to not mute speakers when plugged in (Yamaha HS4)

I have a set of speakers with an additional stereo headphone output on the front. As it is now, when the headphones are plugged in, the speaker mutes, giving output to the headphones alone. I want to ...
Noah Taher's user avatar
3 votes
1 answer
84 views

Having trouble understanding a basic MOS OpAmp diagram

Taken from: Analysis and Design of Analog Integrated Circuits, 4th Edition by Paul R. Gray , Paul J. Hurst, Stephen H. Lewis, Robert G. Meyer. Page unknown. Hi. I am studying about MOSFETs and I am ...
It's_A_Me's user avatar
-1 votes
2 answers
91 views

Will the PCB from the project found online work the same as the one from the video?

I've to construct 8x8x8 LED cube. I'm not interested in electronics but I have to make this project. I've found this video. I don't want to solder paths myself so I'd like to go for the PCB but the ...
Scouteeer's user avatar
1 vote
0 answers
52 views

How do I interpret this analog switch logic diagram?

The following is the logic diagram of a single pole double throw analog switch that I am trying to use. Specifically what I am wondering is if it connects one of nY ...
Busti's user avatar
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0 votes
0 answers
49 views

Making sense of new vs old wiring schematic

I'm hooking up a new AC condenser fan and attached is the pic of the old and new diagrams. Where should the new wires should go in reference to the old ones? They are run to a single 4 pin plug.
GRB's user avatar
  • 1
0 votes
0 answers
216 views

First time using breadboard, diagram circuit and arduino

I'm relatively new to Arduinos, schematic circuits, and breadboards. My goal is to recreate this project that emulates an antenna rotator controller. To clarify, I don't want to use the LCD and button ...
ed190's user avatar
  • 43
3 votes
2 answers
2k views

What is this strange symbol in this IC block diagram that looks like a rectangle inside a buffer?

I am not sure what the below symbols of a buffer looking symbol with a rectangle inside are: This is from this datasheet here on page 11 of 13.
petemoss0's user avatar
3 votes
4 answers
539 views

How do you show in a diagram of a (DIN) connector that you are looking from the front or from the back?

Exploring the many wiring diagrams of DIN connectors on the internet (an example shown in the image below), I note that the more detailed authors always emphasize whether one is looking at these ...
Ivo Filot's user avatar
  • 133
1 vote
1 answer
377 views

What is this symbol for?

It looks like a connector, or as the diagram is about a dynamo, a light.
MiNiMe's user avatar
  • 1,609
1 vote
2 answers
84 views

3-way switch with self-resetting toggle switches

I'm have this 3-way switch in my house, and there's an annoying "problem" that I'm sure anyone who's had 3-way switches knows about... I think it's best summarized by this definition of ...
Joshua Klein's user avatar
0 votes
1 answer
75 views

What is a color bars vector diagram?

I'm reading the datasheet of the "AT7456E". This component is an OSD (so-called "on screen display") used on the flight controller of my drone project. In the datasheet there was ...
dontoronto's user avatar
1 vote
1 answer
73 views

How to draw a schematic diagram for rectangular loops of wires

In my electrical system, there are multiple rectangular loops of wires. Each of these loops is made up of four individual wire segments that are interconnected using right angle connectors to form a ...
ConfusedStudent's user avatar
0 votes
0 answers
233 views

Have I designed and routed my USB-C port correctly because when I connect my 3D printer I measure voltage on vcc

I have designed my usb-c connection as in the attached pictures, however whenever I connect my Ender-3 to it I measure between 1-2V on different parts of the circuit including the data pins on the ...
th0r1000's user avatar
0 votes
1 answer
392 views

Unknown triangle symbol in single line diagram

I have some troubles finding what the triangle symbol on the following diagram could mean. It is not a diode because in other parts of the diagram, it is used where an input is expected. The box is ...
Reallnas's user avatar
1 vote
3 answers
150 views

Looking for a block diagram from this schematic

I'm looking for the block diagram from this schematic. My concern is the multi-feedback. I don't really know how I could model it. simulate this circuit – Schematic created using CircuitLab
exolune's user avatar
  • 59
6 votes
2 answers
251 views

Don't understand a power supply diagram of a microcontroller

I'm not sure so I prefer to ask your opinion on this diagram: Correct me if I'm wrong but I have the impression that DVDD12 is my voltage source of 1.2v and that the V1p2 label present on the right ...
Andjy.dev's user avatar
0 votes
0 answers
91 views

What is achieved by wiring the volume and tone potentiometers differently in these two diagarams for a Telecaster with a 4-way 2-pole lever switch?

I have a wiring diagram by Stewart-MacDonald (StewMac) for utilizing a 4-way 2-pole lever switch (for selecting between single-coil pickups) that wires the volume and tone potentiometers differently ...
aoeu's user avatar
  • 101
0 votes
1 answer
75 views

Is this a correct simplification of a circuit like this?

I am trying to find the Norton equivalent current of the circuit in the top left but if i simplify the circuit like this i get the wrong answer. I drew the steps i took in simplyfying the resistance, ...
Benedikt Cwetler's user avatar
0 votes
2 answers
222 views

Contactless door bell circuit diagram

I am trying to make a contactless doorbell through a tutorial on YouTube. I have a question about the circuit diagram. Won't the current polarity of the IR Tx and Rx cause the transistor to be in the ...
Kafka's user avatar
  • 1
1 vote
1 answer
98 views

What would this breadboard look like as a schematic?

Here is my button pull-up resistor circuit on a breadboard. Note both the additional link between the button and ground, and the multimeter measurement point is different. I was wondering what the ...
NJD's user avatar
  • 11
2 votes
2 answers
2k views

TTL to RS485 using MAX485 - Capacitor voltage requests

I need to implement a TTL to RS485 converter into an home made project and searching by Google I found this module with related schematics: Could you help me by indicating the correct voltage for the ...
Simone's user avatar
  • 87
0 votes
2 answers
165 views

I am designing a device using a MCP73871 and I am unsure on how to connect the status pins to the ESP32 MCU

I need a bit of help for my device schematic, more specifically for the status pins of the MCP73871. I am a beginner so I am trying to understand how to do it properly. The pins are PG, STAT1/LBO and ...
JediSpecter's user avatar
1 vote
1 answer
427 views

How do I connect an LED to a MOSFET board?

For the green LED, I'm using a 20 kΩ resistor. I have these diagrams that suggests the green LED should be connected to VOUT- and VOUT+: And then this diagram suggests it should be connected to TRIG/...
rumpled105's user avatar
2 votes
1 answer
110 views

Reading bus connections on a block diagram of an MCU

I'm trying to read and route the clock bus of GPIOB of this MCU from its block diagram. Normally another type of MCU block diagram is given as follows: So above is easy for me to say GPIOB is ...
ty_1917's user avatar
  • 1,016
0 votes
1 answer
80 views

Could anyone help me to analyze this diagram precisely, like a full explaination?

Here, I have finished a project and the concept is that(You can also go to the link below to watch the project video), we have a LED light(yellow L1) that blinks really fast when we run the circuit. ...
Obiick's user avatar
  • 95
0 votes
1 answer
97 views

How does this circuit work? How can I analyse this circuit? 10 by 10 reaction game circuit

I built a project with the help of a breadboard diagram. Now I want to understand what this circuit does. How does this circuit work? I am looking for an analysis of this circuit diagram.
Obiick's user avatar
  • 95
2 votes
1 answer
794 views

Black dot on circuit diagram

See black dot on "OUT". Is it a junction or does it mean something else? This is the only black dot on the diagram, despite it having multiple splits and junctions elsewhere in the circuit. ...
okzoomer's user avatar
  • 175
-2 votes
1 answer
173 views

How do I create a digital timing diagram based on D flip-flop signals?

We are constructing a D flip-flop using 2 latches and a control-signal coming from a clock. The flip flop looks like this (x1 and x2 are connected to two switches, L1 and L2 are standard latches ...
contrapunctus's user avatar
0 votes
1 answer
58 views

Which component-related website has this transformer? EPC-13 1.5mH; MFR: YUJING and AXIS [closed]

I have not had luck searching for it, which is a problem because i need to find it in either digital or physical stores and buy it (along with everything else in the diagram) for my project.
Ismael Párica's user avatar
0 votes
1 answer
59 views

What does an "srrq" and "UVLO" block do in a block diagram on the datasheet?

I have this datasheet here for a FAN7392 . In the block diagram section it has 2 parts and I have no idea what they do. I tried researching it online, but i'm not even really sure what I should search ...
Trev347's user avatar
  • 1,072
0 votes
3 answers
591 views

What does "CC" mean when it is labelling a capacitor?

I'm looking at a circuit diagram that doesn't list the capacitance for a couple of capacitors. There's "C1", "C2" and "CC". I can't imagine "CC" meaning ...
aakoch's user avatar
  • 103
0 votes
0 answers
262 views

Error with creating a equation in ADS with the variable already defined on the schematic as Var

I am trying to create a equation to plot the eye diagram from the voltage node Vout As I define the equation, it tells me that the "Tbit" is not defined!? I wonder why because I have already ...
kintaro's user avatar
  • 347
3 votes
1 answer
687 views

What does the circle with the “X” and the cross mean?

I am taking a look at a DSP block for a the Xilinx ZCU111 FPGA and I am getting held up on a simple question. I come from physics so I am not too used to looking at block diagrams yet, but what do the ...
mintl's user avatar
  • 33
0 votes
1 answer
164 views

How can i reverse the direction of this dc motor easily?

How can I easily reverse the spinning direction of the left motor? Thanks
ollie_jfh's user avatar
2 votes
0 answers
617 views

Is there a circuit symbol for an accelerometer?

I use an analog accelerometer in a circuit, but I can't find a corresponding circuit symbol. Is there such a thing, or, where could I search for it besides wikipedia.
herrzinter's user avatar
0 votes
3 answers
341 views

What would this be called and where can I learn more?

So I have a fair amount of experience programming and was thinking hey why not try and write a new controller for my motorcycle (I know, a bold idea) and if not that, at least redo the old wiring. The ...
ConnerWithAnE's user avatar
0 votes
5 answers
424 views

Why is the actual position of things in a circuit diagram not considered? What is the type of diagram that cares about the ordering?

After looking at several circuit diagrams and their actual implementation, I found that the position of the parts is not considered in the diagram. Is there any reason for this? If all parts are ...
user3352632's user avatar
1 vote
0 answers
93 views

Reading timing diagram correctly?

I have the following timing diagram of a SPI communication. Am I calculating total time T for receiving 24 bits correctly? Diagram:
Dakalaom's user avatar
  • 551
1 vote
1 answer
323 views

What does the symbol with the arrow pointing to it mean?

I am looking at the moon rover’s schematics and came across this symbol. I can’t find what it means online. Does anyone know?
Greenster the green's user avatar
2 votes
4 answers
6k views

Trying to understand this electrical diagram schematic on an AC motor that I have, particularly symbol between yellow and black wires

I'm new to electrical wiring and I'm trying to learn a bit and came across this AC motor which I have that isn't hooked up. I have attached the motor wiring diagram: This is also the wiring ...
code4cause's user avatar
3 votes
1 answer
254 views

PSFB - Asymetric current at the secondary

At the 3rd step of the PSFB cycle, the current at the secondary is not shared equally by the two windings that it would be if it were a full bridge. Does anyone can explain why it is not the case ? ...
Jess's user avatar
  • 2,478
0 votes
1 answer
736 views

Why does a car body ECU module need to share the ground with the circuit it monitors

I am finding difficulty reading a basic wiring diagram from Bentley for my 1996 E36 BMW. I do not understand why the ECU needs to be connected to the ground. I understand that the trunk lights receive ...
Ziad El Hachem's user avatar

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