Questions tagged [pins]

May refer to conductive traces of an integrated circuit, exposed as metal contacts, or pins, which are large by comparison and make physical connection to other components feasible. May also refer to metal pins connected to specific traces of a printed circuit board for the purpose of connecting and disconnecting external components or peripherals in a reusable way.

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16 views

Pin assignments do not appear to be assigning in bdf - Quartus 17.1

Following the pin assignment diagram in the device manual for my Max 10 DE10-Lite, I assigned all the correct pins to their associated inputs and outputs as seen below: However, when I go back to my ...
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1answer
60 views

How good is the Paracord 550 as an electrical insulator?

So following wikipedia the Parachute cord 550 is made from nylon Kernmantle rope, however this site where I sourced the cables from says that it is made of a Polyester sleeve (outer layer) and a core ...
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70 views

What type of pin in this (see picture)? I see them in FSRs but they don't appear to be Dupont connectors

Here are the images of the pins: And here is the FSR that it came from:
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Unused/floating pins on BTS5016

I plan to use Infineons PROFET BTS5016 in a coming project. https://www.infineon.com/dgdl/Infineon-BTS5016-2EKA-DS-v01_00-EN.pdf?fileId=5546d4625a888733015aa41a5e161129 I will not use the ...
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1answer
39 views

Setting Pin Assignments For Quartus

So I have written a simple Verilog module which works well in the ModelSim emulator. I would like to now program my Cyclone 10 Dev board to perform this simple task, but I need to set up the pin ...
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1answer
70 views

Micron NOR unused pins have pull-ups. Any danger just leaving them there?

I have a board designed for a dual-die Micron MT25QL512 QSPI NOR flash. These parts are in short supply, but the board fabricator had some single-die MT25QL128, and used them instead. The single-die ...
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32 views

Why IC CD4060BD in Multisim there is no pin for VCC and Ground? It's suppose in pin 8 and 16, but there is no such pin in Multisim

I really find it hard for finding the pin in Multisim, maybe it's because I don't know it yet, but there is no pin for ground and VCC for IC CD4060 in Multisim. Do you know which the pin for ground ...
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71 views

What is the type and name of this 15-pin connector pair?

This connector is suited on a Sony car stereo front panel. Searched the net however could not find anything. I love to extend the connection with a sort of cable so it possible to fit the front panel ...
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1answer
121 views

How to solder these tiny pogo pins?

I bought pogo pins to use for firmware uploading. So I have to make a Jig for my PCB, but this is the first time I use pogo pins. I have no ideas where I have to solder, I mean I want to know if ...
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3answers
52 views

How to carry quadrature encoder data using a single signal?

A quadrature encoder can be thought of as two switches, usually sharing one of the terminals, i.e. we have COM(mon), A and B. Is there some simple way of carrying its output on a single wire? How ...
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43 views

Help identifying pins in EVQV9C00116E rotary encoder

I'm trying to make a button box for a sim racing rig and need a few rotary encoders for menu browsing. I plan to connect it to an arduino but I can't seem to figure out how to wire things up. I have ...
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1answer
72 views

How many pins does a PCI x4 connection needs in a FPGA?

I am new to the FPGA world. Reading the specs for variuos FPGAs I see there are lots of transceivers. I have a number of PCIe x.4 devices. How many pins and/or transceivers do I need to connect to one ...
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41 views

Any side effects of Initialisation and de-initialisation of STM32F0 MCU I2C pin frequently? [closed]

I have one port on my MCU and want to re-define its functionality. Is it possible that something wrong/strange happens if I do it in my main() function? I regularly ...
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39 views

Why are the pins of a ZIF socket usually wider than a normal socket?

The pins of Zero Insertion Force sockets are usually wider than those of normal sockets. This makes it difficult to piggy-back ZIF sockets on other sockets or headers. Why are ZIF pins so wide?
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292 views

“Miderton” DPDT relay 8 pin

I am trying to get a small 1.5V display motor to turn 1st one direction and then the opposite. I understood that a "miderton" DTDP relay 8 pin would do this. The coil relay part is 12V. The relay is ...
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4answers
534 views

Is there a difference between PIO and GPIO pins?

GPIO = digital + analog pins; PIO = only digital ? EDIT: PIO defined in datasheet as "Programmable input/output, also known as general-purpose I/O"
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1answer
113 views

Does anybody have PCIe (3.0) aka PCI Express module card edge connector technical drawing? [duplicate]

I was searching through the internet to find PCI Express card edge connector footprints / technical drawings / pin spacing / layout of the module cards that you stick in these connectors you can find ...
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2answers
79 views

Guidance on the use of pins of LM1117

I plan on using this 3.3v regulator It has 4 pins on the SOT-223 package I plan on doing the following ( but want to check ) Pin 1 - Gnd Pin 2 - Vout - 3.3v -- Tied to pin 4 feeding my circuit Pin ...
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57 views

Pin config for CIS scanner

I've salvaged a linear scanner from an HP scanner cum printer. The scanner senor model is CA4B94. It's got two portions on a single flat ribbon cable. One is for the motor, so I guess it's safe to ...
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2answers
86 views

Electrodes and number of pins in vacuum tubes

I am confused regarding the terminology 'diodes', 'triodes' etc and the number of pins in these elements. If a diode has a cathode, an anode, and a supplementary anode (the control grid or plate) and ...
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1answer
44 views

Grounding GPIO pins during 8051 programming

I'm trying to make a programmer for the 8051 microcontroller IC's, specifically the AT89C2051. I saw a circuit online (the blowit programmer) in which the unused GPIO pins are left floating. When the ...
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2answers
66 views

need help identifing parts

The first Green bit is a thermistor out of a fluke 374 clamp meter, but cant find the manufacture from the logo or what the number means. The other is a socket pin from a single wire connector, its ...
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1answer
44 views

Nintendo 64 Controller Pins

I am looking to find the correct kind of crimp pins that go in the controller nub of a Nintendo 64 controller. I have attached some pictures of what I'm looking for. I have read up on terminal pins ...
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2answers
44 views

optocoupling a triac: correct pins

I was reading PLEASE BE AWARE THAT... the moc output MUST BE between the triac pins A2 and G it is never written in any datasheets but it MUST be so or your triac won't commute ... https://www....
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1answer
106 views

Pin out clarification, I need some help understanding the pin outs

What do the pins "/CS", "SCK", and "SDI" mean? From my bad understanding of this diagram, I only have to run 3.3V to "/CS", "SCK", and "SDI". Is this true or am I way off? Let me know in the ...
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1answer
43 views

Altium Designer 16.1 Can't find Pin in Place Menu

I am new to Altium, so this is probably a stupid question. I want to place a pin in a schematic, as described here. But I cannot find pin in any of the menus. No pins anywhere... What am I doing ...
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5answers
2k views

What is the criteria of choosing a given pin pattern in ICs?

For example, why in the Atmega328P or other MCUs, the group of ports are not contiguous? Like PORTC and PORTB in the Atmega example: Another example is this MC9S12ZV: In particular, checking the PPn ...
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44 views

Naming confusion, how to connect DAC (BB/TI PCM1603KY) I2S, which pins do I need to use?

I am totally new in the field of DAC's and I2S. I salvaged this board from a DVD player and is well documented. There are three data lines DATA1..DATA3 that will be used for ...
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1answer
150 views

How to connect to tiny pogo pins in test fixture?

I'd need to build a test fixture with very small pogo pins (1.27 mm spacing between the closest pins). I've seen fixtures before that use very long, very thin pogo pins almost exactly like this one ...
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1answer
42 views

Different level TTL driving each other? A problem?

I connected a GPIO of a 3.3V level board (schematic, pin is 5V tolerant) as output to a 5V Atmega328p (schematic) pin configured as INPUT_PULLUP. I perform a low active control function with that. ...
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79 views

6-Pin Battery Connector to 2 Wire Terminal Connection

I have a 16V 6-Pin battery. I am trying to get it so that I am going from a 6-pin connection to a 2 wire connection. I have been unable to find any adapter online so I went ahead and cut off the ...
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2answers
88 views

Is it possible to toggle a pin between “ground” and “not connected”?

I am trying to control a pump (ismatec ecoline V380) from a microcontroller (xmc4300, infineon) using an analog interface. The pump takes several inputs, most importantly: the speed (from a current ...
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1answer
37 views

Intercept pin headers, three way or the header?

Is there some kind of T-splitter 3-way-splitter etc for pin header blocks? Something that passes through the pins but also contacts them and exposes a set of right angle pins too? So you can use a ...
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1answer
59 views

What kind of fan connector is this?

I need to change fans of my beamer but I cant find a replacement because I dont know which connector they used. Thought it would be an 3 Pin connector but it isnt. The connector in the pictures is ...
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0answers
61 views

What are the rr pins on an sram?

I've been using an IBM liberty (cell library) file for some SRAMs, dating back to 2007. [For copyright reasons, I can't post the content here]. I don't have the datasheet, and I've been trying to work ...
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2answers
99 views

Need to identify this pin / terminal

I need to identify this pin so I can order more. RESEARCH: I've pored over Molex.com, Allied Electronics, and here with no success. I also reached out to JST and Allied directly but they were unable ...
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1answer
102 views

How can I check if an IO pin is dead?

I've been playing around with I2C for a couple days now with a DE10-Nano dev board: I'm implementing an I2C master in CLaSH so that I can talk to the HDMI encoder chip, but for now I'm talking to an ...
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1answer
88 views

Identification of 2-pin connector on 1999 Pump Machine

During my master thesis, I need to install an old vacuum pump to an machine (1999). However I encountered this type of connector, which I am not familiar with. I have searched around the web with no ...
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2answers
54 views

Altium pin parameters in symbols

thanks for the many great questions and answers over the years. This is my first question. I use Altium Designer for capturing designs. I had an idea to make my processor components a little more ...
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1answer
123 views

Need to identify this pin receptacle and plug [closed]

I need to identify this pin and this plug so I can order more. RESEARCH: I've pored over Molex.com, Allied Electronics, and here with no success. Please understand, I'm fairly new to electrical ...
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2answers
78 views

Query: why a 4-pin DIN plug on a 5 VDC 10 A supply?

My new 5 VDC 50 W PSU has a 4-pin DIN output plug. The output diagram on the PSU lists two pins as (-), and two as (+). The voltage between any +/- pair is identical (5.13 V), so why the need for two ...
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1answer
75 views

ATmega328p PIN reading

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1answer
443 views

Arduino - Using NPN transistor as a switch to pull-up/down analog pin

Let me start by saying that I am not an EE, and my knowledge in Electronics is basic, so please bear with me and be patient if, initially I am bending a few rules. In Epee fencing, a touch is awarded ...
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1answer
203 views

How do you connect a device pin AIo when there is only AI0+ and AI0-

I am new to electronics and I faced this problem. I tried to search about it but got lost. Here is the sensor and the DAQ device https://docs-emea.rs-online.com/webdocs/13ec/0900766b813ecfc2.pdf ...
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1answer
57 views

What to do with internally unused pins on a non-programmable device?

I'm designing a board for using the FLIR Lepton 2.0 LWIF camera (datasheet at https://www.flir.com/globalassets/imported-assets/document/lepton-engineering-datasheet---without-radiometry.pdf), and ...
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1answer
54 views

Pager system charging pin and socket

Does anyone know what these pins are called? This is a pager from paging system used in certain restaurants. I'd like to know what it's called as I want to use it in my device's design. I need to know ...
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2answers
102 views

Can I test if a battery is connected to a circuit?

I have a 12 V rechargeable lead acid backup battery that is connected to a circuit. When the battery is not in use there is a constant 12 V applied for charging, and when the battery is in use there ...
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1answer
107 views

Soldering double deck pin headers

Please take a look at a PCB like this one (STM32 Nucleo64 board): They utilized so called "double deck" or "stacked" headers, meaning they can be used from both sized (top and bottom). My question ...
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2answers
267 views

Can problems arise from mixing 2.5mm pin pitch components with 2.54mm through-hole protoboards?

I am new to electronics and from what I understand, most protoboards seem to be standardized on a 2.54mm (0.1") pin pitch. I am also aware that there are through-hole components which are manufactured ...
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2answers
116 views

Resistor or no resistor between this IC and the pmos GATE?

I'm using this IC (https://www2.mouser.com/datasheet/2/609/ADM1270-878589.pdf). This IC controls the GATE of a pmos. I'm thinking about using this MOSFET (https://www2.mouser.com/datasheet/2/389/...