CH3330N – Small and Cheap USB-Serial Converter IC Needs No Crystal
ICUSB

CH3330N – Small and Cheap USB-Serial Converter IC Needs No Crystal

Recently the hobbyist market has seen the appearance of the Air602 low-cost ARM WiFi module. This module might be a potential competitor of ESP8266, another low-cost powerful WiFi module, that took the electronics hobbyists by storm long ago and is still extremely popular. But what's...

Continue Reading
1147
Views
1 Comments
muArt – A Simple Serial Adapter Like No Other
USB

muArt – A Simple Serial Adapter Like No Other

UART has become a popular term with microcontroller applications, with the rise of the Arduino, Raspberry Pi, and other open hardware electronics. UART has become a standard for microcontrollers to communicate with each other and exchange data. A UART can be used not just for data...

Continue Reading
1359
Views
0 Comments
OPEN MOTOR CONTROL – An open source motor controller for everyone
Motor

OPEN MOTOR CONTROL – An open source motor controller for everyone

It is open source and based upon the ATmega32U4 microcontroller, and provided with drivers for two DC brush motors and a stepper motor. It receives commands via USB or serial ports, or via the I²C bus. For those dealing with robotics, one of the problems to solve is the management of...

Continue Reading
1038
Views
0 Comments
CH340E, A New Small Serial to USB Chip
IC

CH340E, A New Small Serial to USB Chip

WCH, a Chinese integrated circuits manufacturer, has just released a new serial to USB chip called CH340E. Unlike other CH340 chips, it doesn't require an external crystal and also needs less PCB space and BOM. CH340 is a 3x3mm tiny chip comes in MSOP10 package and has 10...

Continue Reading
2720
Views
0 Comments
HC-12 433MHz wireless serial communication module configuration
Mcu

HC-12 433MHz wireless serial communication module configuration

Dziku show us how to configure HC-12 wireless module using AT commands. HC-12 are cheap 433MHz wireless serial port communication modules with a range up to 1800m in open space. Each costs about $5 when bought from China, and 2 of them can create wireless UART link that can be used,...

Continue Reading
3632
Views
0 Comments
Basics of the SPI Communication Protocol
Basic Electronics

Basics of the SPI Communication Protocol

circuitbasics.com talks about the SPI serial communications protocol: One unique benefit of SPI is the fact that data can be transferred without interruption. Any number of bits can be sent or received in a continuous stream. With I2C and UART, data is sent in packets, limited to...

Continue Reading
3177
Views
0 Comments
Chrome Apps and serial port communication
Software

Chrome Apps and serial port communication

Luca Dentella writes: During the development of my electronic projects, I sometimes need to develop a graphical user interface (GUI) that talks using serial communication with the devices I create. In the past, I usually chose to develop those interfaces in C# and using the .Net...

Continue Reading
1873
Views
0 Comments
How to do serial comms using the cheap RF 433/315 MHz modules
RF

How to do serial comms using the cheap RF 433/315 MHz modules

RomanBlack.com explains in details how to use 433/315Mhz modules for serial communication. These cheap RF modules usually come in a pair, with one transmitter and one receiver. A pair can be bought on ebay for as cheap as $4, and even as cheap as $2 a pair if you buy 10...

Continue Reading
3324
Views
0 Comments
subscribe
Archives