Spice up your poker games with these cool blinking chips. They can be programmed on the fly to have a certain number of the LEDs illuminated to indicate value, or you can have the lights blink in a cool pattern. They make great playing chips for championships or great prizes to hand out to the […]
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The Project Intended as open source for those who want to build their own dosimeter with their own tools, this is an IOT device that can take several sensors and have the data centralized online. The readings are accessible via a RESTful API, or by connecting directly to the KIT1 unit, in the local LAN. […]
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Stand out from the crowd with this unabashedly ostentatious excuse for a wallet. It’s got plenty of space, RGB lights, and you can even put your name on it for added vanity. Interested? Keep reading!In the files section of this build you can find two things: a Fusion archive and some STL files. If you’re […]
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Story SSD1306xLED is a C library for working with the SSD1306 display driver to control dot matrix OLED/PLED 128×64 displays. It is intended to be used with the Tinusaur board but should also work with any other board based on ATtiny85 or similar microcontroller. The 128×64 OLED is controlled by a SSD1306 circuit and could be […]
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Story This project uses Arduino, Raspberry and Attiny, it allows you to control nd monitor your home (AC outlet, shutters, heater, light, opening detector, temperature …). The raspberry is the web server allowing control all arduino These can be controlled from any web browser around the world. You can use your cell phone, tablet, or […]
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Story Oh, Hai Hai (‘hi’) is an integration point for several stand alone smart home technologies. Hai runs on the Raspberry Pi and can be adapted to optimize electricity consumption (lighting/HVAC) and water usage (irrigation/rain collection) in a number of ways. Hai was originally envisioned for any Pi running Raspbian OS, but is also being […]
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The servo motor is widely used in model hobbyist such as airplane R/C model for moving the rudder, ailerons, elevators and acceleration control or in the car R/C model for steering and acceleration control. In this tutorial we will learn how to control the servo motor as well as the simple close loop control algorithm […]
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The “Basic User’s Experiment Note” is based on the popular 8-bit Atmel AVR ATmega328P microcontroller using AVRJazz 28PIN development board. This e-book covering most of the Atmel AVR ATmega328P microcontroller important features. With almost 140 pages, this e-book is organized similar to many of the ermicroblog’s project pages where it used many important information inside […]
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One of the interesting parts in building the Line Follower Robot is; you could start it with a very simple version by using just two transistors with the LED and LDR for sensor (Build Your Own Transistor Based Mobile Line Follower Robot – First Part) and enhance it to the programmable version that use microcontroller […]
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This tutorial is meant for beginners in the field of Atmel AVR programming. I hope that you already read my first tutorial Blinking LED using Atmega32 and Atmel Studio. In most of the embedded electronic projects you may want to use a push button switch to give user inputs to the microcontroller. To use a […]
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Below is the schematic that shows how the IC is wired to the ATMEGA328 microcontroller and the 4 digit 7-segment display with comon cathode. Besides the MAX7219 you need only three other external components: two capacitors and one resistor. The capacitors are here to reduce noise signals and cannot be ommited. The resistor is […]
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In ths project you can learn how to build a servo controleer motor with the ATMEGA328 board. The position of the servo motor is controlled by the software (sweep back and forth) or by a potentiometer. The position of the servo motor is set by the length of a pulse. The servo expects to receive […]
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In this projects 8 different colors are displayed with the use of a RGB LED. The microcontroller that is used is the ATMega8. An RGB LED is a LED which has three LED’s integrated in one packaging. These LED’s have the colors red, green, and blue. Such a LED costs about 1 Euro. With these […]
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his board is a development board on which you can build your projects. It is suited for educational use, experiments or prototyping. The board uses the ATTiny2313 microcontroller with a 20Mhz clock. The board contains the ISP 10-pin connector for in circuit serial programming. It has also a push button reset switch. It has 15 […]
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The ATMega328 board is a microcontroller board based on the ATmega328, The board contains everything needed to support the microcontroller. The board need 5VDC to power it. Simply connect the power connector to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started. You can program it with the […]
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You can call up on your colleague‘s mobile number and ask him/her to turn on or off the lights or other appliance of your office. You may be any where in the world at that time, as mobile network allows to to talk to anyone present anywhere in this world. But your colleague is too […]
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Connecting Bluetooth Module with Development Board The Bluetooth module has seven interface pins of which two are NC (not connected) pins. The table below shows how you can interface with it our low cost AVR development board. Bluetooth Module Dev Board GND GND RST PD2 TX PD0 RX PD1 NC NC +5V IN VCC Connecting […]
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Connecting Bluetooth Module with Development Board The Bluetooth module has seven interface pins of which two are NC (not connected) pins. The table below shows how you can interface with it our low cost AVR development board. Bluetooth Module Dev Board GND GND RST PD2 TX PD0 RX PD1 NC NC +5V IN VCC Connecting […]
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Making LED displays and signage is a complete industry in itself serving all sorts of clients like banks, railway stations, factories, airport and more. In earlier days display units were made using individual LEDs carefully placed and soldered to make matrix of display. But this task was very mundane and slight misplacement of LED gave […]
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Room temperature display on big screen is a common requirement from industrial sector. Used in server rooms, PLC rooms, storage rooms and many other places in an industrial units. Traditionally seven segment displays of big size (say four inch height) were used. But now a days DMD (dot matrix display) have become so cheap and easily available […]
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