Recent Projects
CxemCAR 2 - Android controlled RC Vehicle with real-time video (Bluetooth & Wi-Fi)

CxemCAR 2 - Android controlled RC Vehicle with real-time video (Bluetooth & Wi-Fi) - In this article describes the control crawler platform from any Android-device (tablet, smart phone, etc.) via Bluetooth, as well as viewing real-time video and rotation control pan/tilt of Wi-Fi IP-Camera.

DIY Infrared Thermometer

DIY Infrared Thermometer - Infra Red Thermometer (MLX90614 sensor and display from Nokia 5110) on Arduino

FEZ Panda II RC car (Android control via Bluetooth)

FEZ Panda II RC car (Android control via Bluetooth) - In this article, I will describe the assembly CxemCAR project for the .NET Micro Framework compability board (FEZ Panda II)

Lighting control with Android device through Bluetooth

DIY DC Amp Volt Watt Meter on the Arduino - In this article, I will use the current monitor based on the ZXCT series IC for measuring current voltage and watts

Lighting control with Android device through Bluetooth

Lighting control with Android device through Bluetooth - Here we describe a prototype light control, or any other load using Android device, be it a tablet, smart phone, clock, etc. Communication is performed via Bluetooth. The controller is used with .NET Micro Framework: FEZ Panda II

Simple RC car for beginners (Android control via Bluetooth)

Simple RC car for beginners (Android control via Bluetooth) - This is a simple project of Android Bluetooth Car with Bluetooth control. This project is open source and multiplatform: Arduino (Processing), STM32, MSP430, PIC, AVR, FEZ Panda II (.NET Micro Framework). To control the car used Android-device with a built-in accelerometer

Arduino RC car (Android control via Bluetooth)

Arduino RC car (Android control via Bluetooth) - In this article, I will describe the assembly CxemCAR project for the Arduino-compability board

STM32 RC car (Android control via Bluetooth)

STM32 RC car (Android control via Bluetooth) - In this article, I will describe the assembly CxemCAR project for the STM32 board

Communication between the STM32 and Android via Bluetooth

Communication between the STM32 and Android via Bluetooth - This article describes the organization of communication via Bluetooth between the microcontroller STM32 (used board STM32 Value Discovery) and any Android-powered device (smartphone, tablet, etc.).

DIY intervalometer for Sony NEX

DIY intervalometer for Sony NEX - decided to make a DIY intervalometer for my Sony NEX 5N camera so that I could do time-lapse photography. This intervalometer should work with most Sony cameras: NEX, Alpha and other. To work intervalometer used infrared LED.

Data transfer between Android and Arduino via Bluetooth

Data transfer between Android and Arduino via Bluetooth - This article, shows two examples of working with Bluetooth: 1. Send data to Arduino 2. Data transfer between Android and Arduino. Use Java code.

Arduino and Bluetooth

Arduino and Bluetooth - two-way data transfer between Arduino and PC (or other device).

LM317 Calculator

LM317 Calculator - LM317 (LM350 and LM338) on-line calculator. Voltage Regulator and Current-Limiter Circuits.

USB data transfer between Android and Arduino

USB data transfer between Android and Arduino - In this article we will discuss how to implement two-way data transfer between Android and Arduino in MicroBridge mode (ADB over USB). For this, we make a simple circuit using a Ultrasonic Distance Sensor and Piezo Buzzer.

LED Calculator

LED Calculator - Current Limiting Resistor On-Line Calculator for LEDs. Series and parallel.

Recent Comments
06 Saturday

Peter Spolenak write comment:

Hello, I just like to ask if is it maybe possible ... Read comment

05 Friday

Ajay write comment:

Hi....I have used this code in one of my programs and ... Read comment

29 Friday

Alessandro write comment:

Thank you very much!!Only, I need to use SoftwareSerial library... so ... Read comment

24 Sunday

Martin write comment:

Hello, now I found a solution to display values (e.g. from ... Read comment

24 Sunday

Martin write comment:

Hello brother,for the most part I understand your code and the ... Read comment

19 Tuesday

M write comment:

Hello once again. I solved my problem by appending data in ... Read comment

19 Tuesday

M write comment:

Further to my previous comment, it appears that the code receives ... Read comment

19 Tuesday

M write comment:

Firstly thank you very much for posting this example code. It ... Read comment

14 Thursday

John Michael Clarin write comment:

sir, are you using Eclipse IDE or Processing IDE? ... Read comment

13 Wednesday

Suresh write comment:

i need 12v 1.3amp circuit and 16.5v 800ma circuit.i tried with ... Read comment

11 Monday

Animesh write comment:

Can u please briefly explain me the Additional channel means? And ... Read comment

31 Thursday

Glenn OKeefe write comment:

I've never put something like this together. I was wondering if ... Read comment

28 Monday

Ie Chien write comment:

Arghhh... need a lot of reading and practice on eclipse. Couldn't ... Read comment

27 Sunday

Ie Chien write comment:

I see that File : MjpegView.java Line 167 : displayMode = ... Read comment

27 Sunday

Ie Chien write comment:

I have successfully view my cam through your android app. I ... Read comment

21 Monday

saleem write comment:

Hello Koltykov ,i would like to thank you for such great ... Read comment

14 Monday

Ravi.s write comment:

filter for subwoofer, what ferq it can take. ... Read comment

13 Sunday

Rana write comment:

what android app did u use? could u please send the ... Read comment

12 Saturday

oscar write comment:

... Read comment

11 Friday

Phalguni write comment:

Hi grum, Thanking you u done good job.God bless you  :like: ... Read comment

Electronic News
17 Wednesday

Programmable Hall sensor supports 2-wire operation

 Extending Melexis' innovative 'No PCB’ design concept, the new MLX92242 programmable Hall sensor has a built-in capacitor, so it can be implemented directly into a design without inclusion of supplementary board le...

01 Thursday

Clock-tree design made easy

 Silicon Labs' new online timing utility, the Clock Tree Expert tool, was designed to enable embedded developers to generate sophisticated, streamlined clock tree block diagrams within minutes, simplifying system design...

01 Thursday

USB interfaces to CAN bus, fast version

 Measurement and control systems can access the CAN FD data bus - the "fast" version of the proven CAN bus - through two new USB interface devices from Peak System GmbH. The interfaces can achieve data transfer rates up to 12 M...

01 Thursday

Wireless charging receiving coil delivers high efficiency for 10 W applications

 Vishay Intertechnology has announced a powdered-iron-based, WPC-compliant (Wireless Power Consortium) wireless charging receiving coil designed for 10 W applications.

01 Thursday

Can a large-area flexible OLED have reliable contacts?

 Addressing the need that organic electronics require flexible electrical contacts Fraunhofer FEP has implemented an additional printing process of metal contacts for the reliable contacting of large-area flexible OLED on metal, polymer and thin glass...

01 Thursday

High power LEDs focus on lowering system costs

 Cree, Inc. has introduced the XLamp MH-B LED, a new generation of high power LEDs that claim to deliver better performance and a more effective way to achieve low-cost systems than mid-power (MP) LEDs.

01 Thursday

VCO delivers low phase noise in the L-Band

 Z-Communications has announced an RoHS compliant, ceramic resonator based VCO, designated model CRO1878A-LF, that operates at 1878 to 1879 MHz with a tuning voltage range of 1 to 4 Vdc.

01 Thursday

Lemoptix pico-projector excels

 The microelectromechanical system (MEMS) market for pico-projectors is heating up with the entry of Lemoptix SA.

01 Thursday

Water-based nuclear battery generates electrical energy

 Researchers at the University of Missouri have created a long-lasting and more efficient nuclear battery for the first time using a water-based solution.

01 Thursday

24-bit, 10 mW, 130 dB SNR, 64 ksps Δ-Σ ADC

 Maxim Integrated has posted details of its MAX11270, an ADC with an integrated programmable gain amplifier that it presents as having the highest SNR and lowest power in its class

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