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3
votes
6answers
1k views

How to memorize a diode's polarity in symbol? [closed]

How to memorize a diode's polarity (Such as anode and cathode) in symbol?
0
votes
2answers
88 views

Will RS 485 to RS 232 converter change the half duplex mode to full duplex mode?

I am using an RS 485 serial connection through which I need to send S19 files for my boot loader project. Since it is a half duplex mode of connection, I need to toggle a dedicated pin before sending ...
0
votes
2answers
64 views

Can we send a file through Half Duplex connection?

I am working on a boot loader design for a kinetis controller. I am using this Terminal application ( https://sites.google.com/site/terminalbpp/ ) . I am able to send texts like, " Hello world" ...
-2
votes
1answer
88 views

14 - Bananas and Tips: are they classified as terminals, connectors, both or neither? [closed]

Bananas and Tips: Are they classified as terminals, connectors, both or neither?
-2
votes
2answers
70 views

11 - Disconnects: are they classified as terminals, connectors, both or neither? [closed]

Disconnects: Are they classified as terminals, connectors, both or neither? Picture shows: bullet, knife, quick-connect
1
vote
2answers
94 views

UART communication issue

I am trying to send something from an atmega to my pc. The setup is: Ubuntu 14.04, atmega644P-20PU, USBASP v2, TTL-to-USB pl2303 Firstly I tried to write the code in C and used this code and then ...
0
votes
1answer
50 views

Two-terminal Connection High-Side MOSFET driver

So I'm trying to make a discrete device that functions the same as the highlighted portion of the diagram, which is taken from a Battery Management System chip. I understand that n-type FETs are ...
4
votes
3answers
194 views

UART, minicom and ASCII

I am trying to send my name (Ziga) through my micro-controller UART periphery to my PC. GND, Tx, Rx lines from micro-controller are directly connected to the UART-USB converter CP2102 which is pluged ...
0
votes
1answer
84 views

Multiple bytes of data not being read from PIC18F46K80

I am trying to receive multiple bytes of data from the hyper terminal to PIC18F46K80. This is my source code ...
2
votes
3answers
1k views

What is an electrode?

According to wiki, an electrode is an electrical conductor used to make contact with a nonmetallic part of a circuit (e.g. a semiconductor, an electrolyte or a vacuum). Examples of electrodes are the ...
0
votes
1answer
51 views

Increasing Terminal Block Rating by Combining Contacts

I understand that by using multiple wires, we could increase the surface area of the conductor and thus, allowing more current to pass from one point to another. Does that apply to contacts on ...
0
votes
1answer
61 views

Raspberry PiFace, need to put 14 gauge wire in 1.5mm terminal

I have a PiFace and I need to get at 14 gauge wire which is 1.63mm thick into a 1.5mm screw terminal. To pass 4 Amps at 24VDC. I only have 14 gauge and 22 gauge wire, the 22 gauge wire won't pass all ...
1
vote
1answer
166 views

What are the brass contacts inside domestic AC power plugs and sockets called?

I've been hunting high and low across the internet, but I haven't had any luck so far. What I need: Brass terminals/contacts that can be soldered on a PCB and will receive electrical plugs. I want ...
0
votes
1answer
139 views

AC current terminals

I have a question that has really been eating up my mind since High School on Ac current and voltages, If its really true and i know it is that Ac current terminals keep alternating at a rate of 50 Hz ...
0
votes
3answers
799 views

What's the reason for wiring a relay this way?

I came across the following automotive wiring diagram: One thing I don't quite understand is the way they wired the relay. I've got two main questions. It appears to me that they used the exact ...
5
votes
5answers
2k views

Most ideal wire termination for round screw terminals

My '60 Volkswagen Beetle uses a number of electrical components that are equipped with round screw terminals, like you can see in the picture below: What is the most ideal wire termination for ...
1
vote
2answers
222 views

What is the difference between a 2 and a 3 solder terminals socket (coaxial jack dc)

I'm not pro with electronics and electricity and I want to replace my notebook socket so I'm looking for a coaxial jack dc socket but, as I only have two cables (a positive and a negative one) to ...
2
votes
1answer
198 views

AVR USART wait for AVR's reponse to continue text stream

AVR USART wait for AVR's reponse to continue protocol I am doing a senior project, and I need to send a large text file line by line to an AVR (atmega32) which will control a piano using ~36 ...
-1
votes
1answer
384 views

PC side of SPP Bluetooth Profile [closed]

I have a Bluegiga WT12 module, I want it to connect to a PC with SPP profile. How will I handle the PC side? How will I detect the Bluetooth connection on my PC and get it emulated like a serial ...
5
votes
1answer
319 views

Coiled wire around connector terminal, what do I call this, and how do you do it?

Please consider the following image: I randomly wandered into the telecom room at work a while ago, and I noticed these strange looking terminals. How do you terminate a wire like this? Is there a ...
1
vote
2answers
170 views

Phone jack schematic and datasheet meaning

I am making an Eagle Cad library for this part, and I want to make sure I am making my part correctly. On this datasheet, http://www.switchcraft.com/Drawings/35rapc2av_cd.pdf, I am assuming that: "...
0
votes
1answer
540 views

Serial Port Terminal transmitting at 300 baudrate

I have been using Hercules SerialPort Terminal for a while now and its pretty cool. But now, I need to send data's at 300Baud, but Hercules stops at 9600baud. I find TeraTerm which looks okay as ...
2
votes
3answers
387 views

Is there a terminal-on-chip?

What I want is a chip that can be connected to an MCU over an UART which outputs textit receives over VGA or composite in text mode to a display in monochrome or color and optionally accepts VT100 ...
7
votes
1answer
588 views

What PCB wire termination should I use for high-vibration environments?

I'm designing a system for a high-vibration application. I need to land wires on circuit boards. Someone suggested that I use a Wago cage clamp, and that there might be similar things from other ...