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“Sensitive Pulse Induction metal detector which is based on ARM STM32 microcontroller. It can detect metal coih at distance of 30cm, and big metal object at distance of more than 80 cm. Supplies: - STM32F103C8 microcontroller board - WS2812 Addressable LED Strip …
“After running my Arduino controlled Gainclone amp for the last 8 years, the LCD died and I decided that it was time for a revamp. This instructable is based on the original and is designed to be an ‘upgrade’ from …
“StarPointer is a virtual electronic finderscope for astronomical telescopes. This device works with Stellarium and helps the observer identify objects in the sky. This unit can be attached to the telescope without modifications and connects with the computer through the …
“A portable, scalable and foldable display, that can be used as a Scoreboard or Timekeeper in outdoor sport events, with minimal setup A simple, scalable and foldable display, that can be used as a Scoreboard or Timekeeper in sport matches …
“Frequency counter (reciprocal) Gate time selectable from 0.1 second up to 60 seconds Frequency range from 0.1 Hz up to 10 MHz (tested) Input 3.3V and 5V safe Uses a STM32F103C8 (Blue Pill) and 16x4 LCD Supplies …
“Serial (ascii) monitor with 9 lines of 28 char. Baudrate from 2400 up to 256000 baud. Digital 3.3V or 5V input. Powered by a single Lithium-Ion battery. (3.7V nominal) Supplies: ILI9341 display (here a parallel version is used …
“What is this? This is a custom gaming keypad with four hot-swappable mechanical keys and customizable RGB LEDs. It is powered by an STM32F103Cx microcontroller and is programmed through the Arduino IDE. Its keys can be programmed on the fly …
“Tempeture is a crucial variable in many process. To help messure it, there are lots of sensors that can fulfill this task. On this one, we are going to use the LM35 to measure temperature, and also, we are going …
“Keybon is a macro keyboard with configurable layouts and functions. Integrated into each of its nine tactile buttons is a 0.66” OLED screen. Depending on which app is active on the connected computer, Keybon switches to the suitable key …
“buck50 is open-source firmware that turns a “Blue Pill” STM32F103 development board (widely available for approx. US$1.50) into a multi-purpose test and measurement instrument, including: - 8 channel, 6+ MHz logic analyzer - Approx. 5K sample buffer depth - Samples stored …