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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
SIDKick pico (SID 6581/8580-replacement for C64/C128)
Desktop Neon Effect LED Signs
DIY Mechanical Macro Keypad ― Ocreeb
SlimeVR Hyperion BMI160 PCB
Sputnik Regenerative Receiver - SSB, CW, AM, FM
MicroDexed-Touch (depreciated)
Filament Maker from PET Bottle
Solar Powered WiFi Weather Station V4.0
PICOZX (MotherBoard) LCD&VGA Emulated Spectrum 128k
Frog Boy Color
espthings.io - ET-P1101 ESPHome Panasonic Climate Interface
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Onju Voice - AI assistant replacement to Google Nest Mini by @justLV
SIDKick pico (SID 6581/8580-replacement for C64/C128)
Desktop Neon Effect LED Signs
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ZIMBABWE
A simple maze game based on an ATtiny85 that you navigate with four pushbuttons. The available paths in each direction are shown by four LEDs. A lit LED means that your way is blocked by a wall, and a...
Secret Maze 2
101
0
0
David Johnson-Davies
David Johnson-Davies
UNITED KINGDOM
29
0
My latest project is a logic game in which the aim is move five silver dollars, represented by LEDs, along a strip of 12 positions. You take turns with the game, and the last player able to move wins....
Silver Dollar Game
296
0
0
David Johnson-Davies
David Johnson-Davies
UNITED KINGDOM
29
0
An environmental monitoring board to allow environmental conditions to be monitored.I built this to monitor conditions in my greenhouse, including air temperature and humidity, soil temperature, and s...
WEMOS Environmental monitor board
377
0
0
GS
GS
UNITED KINGDOM
0
0
This macro keypad is made from 3 x PCBs, no case is required! Each needs to be ordered separately!Bottom PCB (for microcontroller)Middle PCB (for LEDs and switches)Top PCB (switch plate) [this page]Yo...
Macro Keypad (Top PCB only)
826
0
0
Adam iNimbleSloth
Adam iNimbleSloth
UNITED KINGDOM
19
2
This macro keypad is made from 3 x PCBs (each needs to be ordered separately).Bottom PCB (for microcontroller)Middle PCB (for LEDs and switches) [this page]Top PCB (switch plate)You need at least the ...
Macro Keypad (Middle PCB only)
562
0
0
Adam iNimbleSloth
Adam iNimbleSloth
UNITED KINGDOM
19
2
An adjustable load that provides a constant-current load for testing power supplies and batteries.For more information see Adjustable Load.
Adjustable Load
740
0
0
David Johnson-Davies
David Johnson-Davies
UNITED KINGDOM
29
0
A star-shaped pendant that you can program in Lisp to make its six coloured LEDs twinkle in different patterns.For more information see: Lisp Star.
Lisp Star Pendant
629
0
0
David Johnson-Davies
David Johnson-Davies
UNITED KINGDOM
29
0
OverviewThe SP0256 AL2 is an Allophone speech synthesiser by GI (General Instrument). It was widely used in the 80s and 90s in speech synthesisers for virtually all the 8-bit computers. The chip can p...
SP0256 AL2 Speech synthesiser with serial I/O for Arduino/PIC etc.
817
0
0
Mike PureZX
Mike PureZX
UNITED KINGDOM
4
5
This is a tiny circuit that takes PWM (RC servo) inputs on pin PB0 and uses them to control stepper motor operation on pins PB1-4.I have designed the PCB to use very inexpensive motor drivers, capable...
ATTINY_RC_Stepper_servo
1116
0
0
R Clutterbuck
R Clutterbuck
UNITED KINGDOM
0
0
This is a self-contained tool to allow you to experiment with the configurable op amps provided in the new AVR DB-series processors from Microchip. It shows the configuration as a circuit diagram on t...
Pocket Op Amp Lab
1786
2
0
David Johnson-Davies
David Johnson-Davies
UNITED KINGDOM
29
0
If you're trying to use a bare 328P chip in your project (SMD or DIP) it can be awkward to update teh code. This board allows ICSP uploading of your sketch and/or bootloader, with minimal components s...
Standalone Minimalist Nano DIP
812
0
1
Ralph Bacon
Ralph Bacon
UNITED KINGDOM
1
0
A USB-stick sized UPDI programmer, for programming Microchip’s new 0-series and 1-series ATtiny chips from the Arduino IDE.For more information see: UPDI Programmer Stick.
UPDI Programmer Stick
3582
0
1
David Johnson-Davies
David Johnson-Davies
UNITED KINGDOM
29
0
This is a PCB for the Chorus 32 lap timer
Chorus 32 Lap Timer PCB
1967
0
1
Engineer
Engineer
UNITED KINGDOM
0
0
1
2
3