Technoblogy
@technoblogy.com
📤 14
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📝 17
Electronics projects with legs.
Light Lab allows you to display different patterns on RGB LED NeoPixel (WS2812 or WS2812B) or DotStar (APA102 or SK9822) strips, and experiment with them:
www.technoblogy.com/show?5DCO
12 days ago
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This USB-C Power Delivery Dongle delivers one of six fixed voltages from a USB-C power adapter that supports Power Delivery:
www.technoblogy.com/show?5729
2 months ago
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The Bauble is a spherical festive decoration, based on an AVR32DD28, with 16 coloured LEDs that you can program to flash in different patterns:
www.technoblogy.com/show?4O86
3 months ago
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This simple continuity tester, based on an ATtiny202, a piezo buzzer, and an LED, is ideal for checking circuit wiring, or tracing out the tracks on a PCB:
www.technoblogy.com/show?5DEV
3 months ago
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This final article in the series shows how to fit my hardware driver for NeoPixel (WS2812) LED displays onto the 14-pin AVR64DD14 by taking advantage of the Event System on AVR processors:
www.technoblogy.com/show?5CC0
5 months ago
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This article shows how to eliminate most of the interconnections between pins on my hardware driver for NeoPixel (WS2812) LED displays by taking advantage of the Event System on AVR processors:
www.technoblogy.com/show?5BQG
5 months ago
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My latest project is a driver for NeoPixel (WS2812) LED displays using AVR hardware. It works by combining the SPI peripheral with a Timer/Counter using Configurable Custom Logic (CCL):
www.technoblogy.com/show?5BGM
6 months ago
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The Walkie-Textie is a simple handheld device, based on an ATtiny814, that allows you to send and receive text messages using a 12-key keypad and OLED display:
www.technoblogy.com/show?2AON
6 months ago
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My latest project is a Feather-format board based on the Microchip AVR128DA32. It runs at 24MHz, has 16KB of RAM and 128KB of flash, and runs uLisp:
www.technoblogy.com/show?3V6B
7 months ago
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This is a simple LED tester, based on an ATtiny85 or ATtiny202, that provides a convenient way of testing most types of through-hole or surface-mount LEDs:
www.technoblogy.com/show?53Z6
8 months ago
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For a more relaxed approach to life the Timescale Clock displays the time as a scrolling scale on two bi-colour dot matrix displays; see
www.technoblogy.com/show?55KG
10 months ago
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My latest project, TinyCard, is a simple text game maker to allow children to create short adventure games, interactive stories, surveys, or quizzes:
www.technoblogy.com/show?51KR
10 months ago
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My latest project is a digital clock, based on two 8x8 bi-colour LED dot matrix displays, that changes from red to green if the time is a prime number:
www.technoblogy.com/show?547T
11 months ago
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My latest project is a digital clock, based on two 8x8 bi-colour LED dot matrix displays, that changes from red to green if the time is a prime number:
www.technoblogy.com/show?547T
11 months ago
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This is a PCB for my scrolling text display, based on four 8x8 LED dot-matrix displays, that you can edit with a keyboard. It's based on an ATtiny85:
www.technoblogy.com/show?4WX8
about 1 year ago
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Automatically expand a 6x8 pixel character set to plot smooth, hinted, double-sized characters:
www.technoblogy.com/show?53BK
about 1 year ago
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The Cardputer uLisp Machine is a self-contained handheld Lisp computer based on the low-cost M5Stack Cardputer; for more information see:
www.ulisp.com/show?52G4
about 1 year ago
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