Current Loop Sensor Using GreenPAK™
Miscellaneous

Current Loop Sensor Using GreenPAK™

Introduction Author: Aazim Hassan cover photo: depositphotos.com Current loop output sensors are used to transmit data over long distances without dropping the sensor output value. Signal conditioning is performed at the receiving end to analyze and measure the output value....

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An Introduction: LCD Common Interfaces
Interface

An Introduction: LCD Common Interfaces

There are  a lot of different LCD display interfaces depending on the requirements of resolutions, speed, cost, stability etc.  The following outlines the common ones on the market: Parallel vs Serial Interface Parallel interface could transmit many data bits at the same time...

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Meet Ollie – The Swiss Army Knife of Connectors
Interface

Meet Ollie – The Swiss Army Knife of Connectors

Two challenges field engineers face is the need to go around with multiple connectors and cables, and the ESD/over-voltage challenges faced when interfacing with high voltage devices. With the desire to help solve these challenges, Melbourne-based hardware designer Ali Slim, got to work...

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Serial Star, a 4 in 1 USB Serial and I2C Converter
USB

Serial Star, a 4 in 1 USB Serial and I2C Converter

Jesus Echavarria @ jechavarria.com has build a 4 in 1 USB Serial converter based on MCP2221A. This board is mainly a USB hub with 4 USB to serial converters. Is like the typical USB to TTL adapter but with one USB port you get up to 4 serial ports. Levels of every converter are...

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A Quick Overview of the Eltima Virtual Serial Port Driver
InterfaceTop Stories

A Quick Overview of the Eltima Virtual Serial Port Driver

If you have used some form of hardware especially those legacy ones or something like the Arduino and other embedded systems you must have come across the term Serial Port, FTDI chip, USB to Serial, or RS232 at some point. So what are those? Well, they mean the same thing - Serial...

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my-ssd1306 an HTML interface to SSD1306 OLED display
LCD/OLED

my-ssd1306 an HTML interface to SSD1306 OLED display

A board that transforms your SSD1306 OLED Display into an RS232 monitor with HTML built-in parser. Now live on kickstarter. My-SSD1306 allows you to connect any device equipped with RS232 to the I2C SSD1306 displays. My-ssd1306 board should be put between the RS232 source and...

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Isolated Power Supply for RS485, RS422, RS232, SPI, I2C and Power LAN
Power supply

Isolated Power Supply for RS485, RS422, RS232, SPI, I2C and Power LAN

Mini Isolated Power Supply is designed for CAN, RS-485, RS-422, RS-232, SPI, I2C, Low-Power LAN applications. The power supply provides +/- 5.50 V DC symmetrical outputs with load current 500mA from 5V DC input. The project is built using SN6505A IC from Texas instruments. The SN6505A...

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MAX232: The classic IC lives on since 1988
IC

MAX232: The classic IC lives on since 1988

by Len Sherman @ edn.com: The June 23, 1988 issue of EDN included a Maxim Design News insert where we asked "Who in their right mind would choose a computer interface standard that uses ±12V supplies, requires expensive connectors, works over a limited distance, is error prone,...

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