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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Butchered USB TTL Serial Adaptor
USB

Butchered USB TTL Serial Adaptor

Aaron Brady writes: We popped open the case, and there were two main ICs, a Prolific 2303 (the USB to Serial IC) and a ADM3251E (the RS232 line level convertor). I tried to desolder this with no success, but Bas stepped in, cut the leads with a craft knife and ran the iron over the...

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Serial Port Communication in C#
Interface

Serial Port Communication in C#

Maurizio tipped us with his latest article on how to use Serial Port in C#. The article does cover the basic code needed to achieve serial communication. The serial port of the PC is a very important resource both in industrial environment and in home-made electronics, due to the...

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Microcontrollers with USB interface are common, but…
USB

Microcontrollers with USB interface are common, but…

FTDI.FT-X series USB to serial bridges can be still reasonable option even for today. Microcontrollers with USB interface are common nowadays. Manufacturers provide source codes for USB device classes like CDC, HID, Mass storage and DFU. . Even in this case, programming USB...

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