Year: 2015
Raspberry Pi Zero Information Display
Frederick @ frederickvandenbosch.be has build an Internet connected OLED display using Raspberry Pi Zero module. After last week’s Pi Zero mod, I thought I’d try a slightly more useful project. Using an Adafruit OLED display, two push buttons, a wifi dongle and a Pi Zero, I made...
Continue ReadingDIY I2C LCD Display
sspence @ instructables.com shows how to interface a character LCD using I2C and only two IO pins. The typical parallel LCD used with an Arduino (16x2 or 20x4) has 16 pins. Only 6 I/O pins are required on the Arduino, but what if you could get that down to two I/O pins, and still...
Continue ReadingFUN but REAL: Manually or lying down
Yes, these are your options when you want to set time relay of 12.51 series from Finder producer. Italian producer accommodated less active installers that can now set, resp. program time relay also lying down. Of course, something for something – you need to have a computer but...
Continue ReadingLight To Audio Oscillator
Light Sensitive Audio Oscillator project is a fun loving project which will create different sound effects depending on the light falling on the sensor Specifications Supply input 5 ~ 12 VDC Output 8 Ohms, 0.5 W Speaker Terminal pins for supply voltage and speaker...
Continue ReadingESP8266 Weather Widget
deba168 @ instructables.com has build an ESP8266 based OLED display weather widget. This is an ESP8266 based Weather Display unit which retrieve localized weather information from http://www.wunderground.com/ by WLAN and display it on a 128x64 OLED Display. ESP8266 Weather Widget -...
Continue ReadingMeet ESP32, New Big Brother to IoT Board ESP8266
Alasdair Allan @ makezine.com discuss about a new IoT board released from the company that makes the ESP8266. The ESP8266 chip, and the boards based around it, have been the new hot new thing this past year. Overnight it became — almost by stealth — one of the leading platforms...
Continue ReadingPrometheus: Circuit Boards in Minutes
Prometheus is Not a 3D printer - it quickly carves, drills, and shapes your PCB so you don't have to wait for a delivery truck. Prometheus makes real circuit boards in just minutes. When we're prototyping, we need a tool that can give us nearly instant feedback - not feedback that...
Continue ReadingLT8331 – Low IQ Boost/SEPIC/ Flyback/Inverting Converter
Linear Technology Corporation announces the LT8331, a current mode step-up DC/DC converter with an internal 500mA, 140V switch. It operates from an input voltage range of 4.5V to 100V, making it suitable for use with a wide range of input sources found in industrial, transportation...
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