Digispark Attiny85: Program Attiny85

Introduction: The smallest plug-in digispark on the entire network

Schematic PCB

Salted fish ink air fruit AirNutFun modified ESP8266 main control

Xianyu 10 pieces of AirNutFun with free shipping, replace the main board with ESP8266 main control, and connect the Arduino platform to Blinker to realize all functions except the battery

Schematic PCB

elrs2.4Gnano-lc filtering: improving the elrs2.4Gnano receiver designed by foreign developers

This receiver is improved from the elrs2.4Gnano receiver designed by foreign developers. It mainly changes the original out-of-stock filter into an LC filter circuit to achieve the same effect with ordinary capacitors and inductors.

Schematic PCB

Slide Rail 2020 V1.1

Introduction: Small camera slide based on ATTINY13A

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Self-balancing Lello triangle (based on Simple FOC motor algorithm)

Introduction: Self-balancing machine based on Simple FOC motor algorithm, LQR controller, and Kalman filter

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Touch adjustable lighting design (Arduino)

Introduction: The 13th Changshu Institute of Technology Electronic Design Competition

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VL53L0X ranging module

Introduction: This project is a VL53L0X laser ranging module designed based on VL53L0X. It adopts the smallest package currently on the market and can provide accurate distance measurement regardless of the target reflectivity.

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Smart socket 8266

Introduction: Smart Socket 8266

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WiFi dual color temperature dimming light

Xiaobishe, WiFi dual color temperature dimming lamp

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Mature and super cute little apple weather clock is rechargeable and verified

Introduction: Supports WIFI networking to automatically obtain address, weather, time, temperature and humidity, and can display customized photos in local locations. At present, it runs stably, has good performance, and can be charged and discharged for continuous use.

Schematic PCB

Infrared remote control + radio frequency remote control + esp8266

Introduction: infrared remote control + radio frequency remote control + esp8266

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Smart night light esp8266

Introduction: esp8266 night light ws2812 lamp bead usb charging port

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144LED array development board based on IS31FL3732

Introduction: Beta version based on IS31FL3732

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GDEH042Z96-ink screen

Introduction: Dalian Jiaxian black, white and red three-color ink screen (GDEH042Z96) adapter board

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Mijia control small light based on esp12f

Introduction: ws2812 night light based on esp12f

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HK32F030M Experimental Board

Introduction: Used to test all peripheral functions of HK32F030M microcontroller

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ProMicro_TypeC_All GPIO: Homemade Atmega32u4 core board

Introduction: Self-made TypeC interface ProMicro, 26GPIO version, no RX, TX indicator lights, CC1, CC2 do not pull down.

Schematic PCB

Atmega32u4 core board, TypeC interface, 23 GPIOs

Introduction: Atmega32u4 core board, TypeC interface, 23 GPIOs.

Schematic PCB

Component characteristic tester with BLE based on ch579

Introduction: Component characteristic test case: A component characteristic tester designed using the ch579 chip, with Bluetooth function.

Schematic PCB

ESP-12E Downloader

Introduction: ESP-12E automatic downloader

Schematic PCB