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“Development board for ATtiny x04/x14/x24 series with USB to serial converter, integrated SerialUPDI programmer and Arduino IDE support.”
“Provide a checkout-free shopping experience letting customers create an online shopping list from products in their cart and pay via email. Especially after the recent success of Amazon Go cashierless convenience stores, there is a surge in adaptations of this …
“This is my “poor man’s HID” that I want in my projects to enter data and display messages. Story It is a simple serial console that can be used for data display and data input. It can handle three …
“The n-RFi Monitor is a 2.4GHz band and WiFi analyzer toolkit made with the D1 Mini and NRF24L01. It features a 2.4GHz traffic analyzer, a WiFi scanner, and a Vicinity Detector.”
“Hey guys how you doing So here’s something revolutionary: a DIY Turntable Rotating Platform created entirely from scratch utilizing a unique PCB and 3D-printed parts. Because it spins, it is revolutionary. Was this a dad joke, perhaps? Without getting …
“The Lisp Star is a star-shaped pendant that you can program in Lisp to make its six coloured LEDs twinkle in different patterns The pendant is based on the ATtiny3227, a microcontroller with 32Kbytes of flash memory and 3Kbytes of …
“After around 18 months of using my previous mail notifier the mobile network provider that I was using, ASDA, decided to move from EE’s network to Vodafone’s network. Unfortunately, the A9G GPRS module doesn’t like the Vodafone …
“A dual axis spirit level that uses a MPU-6050 Motion Tracking Sensor and is displayed on a 8x8 LED matrix. Many years ago I bought a fancy square 8x8 Matrix LED from Futurlec. They aren’t expensive (around $2 …
“Cheap discrete DAC with CD4007 IC A fifty-year old DAC design with two CD4007 CMOS ICs, but still good enough to get a grasp how DACs work. The output (which is inverted) should act according to the input bit pattern …
“Introduction Some time ago I needed to program an MCM68766 EPROM to upgrade the BIOS in an IBM PC 5150, and in the process discovered that hardware which can program these is rather difficult to come by. So I set …