ESP8266 also to control the dust sensor
The ESP8266 can also control the complete project without using an extra (PIC) processor. The easiest way is to use the LUA scripting language found here:https://github.com/nodemcuI made an example...
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Complete Robotics Course with Raspberry Pi compatibility
1.pngDescription: This proposed project has recently been launched as a 'Kickstarter' project. Feel free to visit the Kickstarter at the link below and back the project...
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[150189] 6-digit Nixie clock
150189 proto.jpgDescription: This a remake of the Simple Nixieclock (140013-1, see http://www.elektor-labs.com/project/simple-nixieclock-140013-i.13589.html). After this project was published we got a...
View ArticleVFD-Shild: Arduino mittels BASCOM ansteuern
Habe das Shild in Bascom programmiert. Es ist eine DCF77 Uhr geworden. Das DCF-Modul erhält seine Versorgungsspannung an PortB.4 (12) und das Signal wird an PortB.3 (11) angelegt. Natürlich kann man...
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Supra 2.0
KeinTransistorGrab.jpgDescription: More than 2^5 years ago a circuit was published called SUPRA, a "superrauscharmer" MC/MM-Vorverstärker" for record players. The low noise behaviour comes from...
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Railroading, DCC digital system.
Servos3.JPGDescription: FOR ALL MY FRIENDS CONNECTION, I DESIGNED VARIOUS MAPS TO ORDER, WITH ALMOST ALL THE POSSIBILITIES OF USES: SWITCHES, SIGNALS, REVERSE SIGNALING LEDS, LAMPS, RELAYS, ELECTRONIC...
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ATX Bench Power Supply with USB Hub
atx-1.pngDescription: I propose re-purposing an ATX (computer) power supply unit as a bench supply with a number of USB type A power outlets (5v) in addition to +/- 12v, 3.3v and 5v for breadboards....
View ArticleEvolution of the Proposal
ATX computer power supplies are a tempting prospect for re-purposing for project or lab use. Mass production and extensive competition have made them excellent value and standardization to Intel's...
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Efficient alarm clock with low electromagnetic radiation, big display and...
default_project.jpg Author: | 0 contributions | 0 members | 0 comments | viewsFeatures: - capacitive power supply to reduce electric smog - big and efficient 1.2" 4-digit 7-segment display (I2C) -...
View ArticleResearch
This appears to be the latest Intel ATX Power Supply specification (unless anyone can find a later one?):http://cache-www.intel.com/cd/00/00/52/37/523796_523796.pdfAttachments: 0 photos | 0 schematics...
View ArticleAdvanced eRIC node board (“eRIC Nitro” board)
Introduction This is a "proof of concept" design for my entry into the LPRS IoT design Contest (lprs.co.uk). Attachments: 0 photos | 0 schematics | 0 PCB(s) | 0 software files | 0 other 9150904607...
View ArticleProof of concept schematic
The following diagram is the proof of concept schematic. It is based on my own experience of using a standalone eRIC and Arduino Pro mini board. Be aware that it has not yet been implemented and...
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Simple lithium battery charger by solar:
default_project.jpg Author: | 0 contributions | 0 members | 0 comments | viewsFor another project (pollution detector), I tried to build WITHOUT dedicated IC (which are by the way very convenient) a...
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Arduino Controlled Wack A Mole
default_project.jpgDescription: Arduino Controlled Wack A mole Attachments: 1 photos | 1 schematics | 0 PCB(s) | 0 software files | 0 other 9150904610 read more
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Raspberry Pi powered SMS server
figure-7.jpgDescription: Raspberry Pi the SMS Server Attachments: 6 photos | 0 schematics | 0 PCB(s) | 1 software files | 0 other 9150904611 read more
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Attachments: 0 photos | 0 schematics | 0 PCB(s) | 0 software files | 0 other 9150904612
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Hi,it seems that I am to stupid: I tried to realize this project on an Arduino Uno with an other TFT (Adafruit ILI9341). So I replaced all ILI9340 lines with ILI9341. Everything is working - but not...
View ArticleBarograph
Holger,Perhaps you have to wait a few hours before the graph shows up?The displayed value for the pressure has to fit within the grafic window, between 1053 and 980 hPa.But perhaps this is not unkwown...
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OLED USB Voltage and Current Meter
Without load.jpgDescription: These devices can be bought for a few Euros, but I'm a DIYer and wanted to try to make it work with a small OLED display, an ATtiny85 microcontroller and a few passive...
View ArticleIs it feasible to use the whole register ?
It seems to me that just adding a diode and rewiring the RC network, it would feasible to use all eight shift register bits.Attachments: 0 photos | 2 schematics | 0 PCB(s) | 1 software files | 0 other...
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