Bilibili Small TV 2.0

Introduction: Bilibili Small TV 2.0 Master Control

Schematic PCB

CH343 Type C USB to serial port

Introduction: USB to serial port made using CH343G, the shape can be stuffed into a plastic case

Schematic PCB

[Training Camp] Internet of Things Clock Wu Kaimao

Introduction: Clock based on ESP-C3-12F WIFI chip module

Schematic PCB

[Internet of Things] Hongmeng Internet of Things—Smart WiFi switch

Introduction: IoT smart WiFi switch based on Hongmeng system

Schematic PCB

3D printer WiFi SD card large card 8266

Introduction: WIFI SD card for 3D printer, passed the large card test

Schematic PCB

3D printer WIFI SD card small card

Introduction: WIFI SD card for 3D printer, small card has not been tested yet

Schematic PCB

ES2Eds3 ESP32S3 WiFi Development Board

Introduction: Based on ESP32S3 WiFi development board, onboard OTG and UART, automatic download, DCDC, ESP32 S3

Schematic PCB

A USB_HUB that integrates a mobile phone holder and supports a hot-swappable SD card reader

Introduction: A USB_HUB that integrates a mobile phone holder and supports a hot-swappable SD card reader

Schematic PCB

Serial port probe programmer-with TR sequence switching switch

Introduction: Serial port download and debugging probe module, with TX and RX switching switches, probe pitch 2.54mm

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Elevator button DA211B102

Introduction: Elevator call button DA211B102

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Lao Liu’s PCB ruler

Introduction: Just be awesome and that’s it.

Schematic PCB

【Training Camp】hidog 12 degrees of freedom quadruped robot - Night Elf

Introduction: A mechanical dog made with hi3861 chip.
If the dog head model is not drawn, we cannot make a mechanical dog. Add a small OLED screen to make a night elf.

Schematic PCB

【Internet of Things】Hongmeng Smart WiFi Switch

Introduction: Use Hongmeng Hi3861 chip combined with servo to realize remote control of physical switches in home or dormitory, making people more relaxed

Schematic PCB

Xianyu 1.2VFD screen clock network time correction

Introduction: This clock is made with Xianyu 1.2 yuan VFD screen.

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loli loli loli 8 channel reception

Introduction: loli loli channel reception

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loli loli 6 channel reception

Introduction: Loli 6-channel receiver

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4+1 docking station

Introduction: 4 plus 1 USB 2.0 docking station made with FE1.1S chip, low-cost solution!

Schematic PCB

M18 Bluetooth module adapter board

Introduction: M18 Bluetooth module adapter board, Bluetooth music receiver

Schematic PCB

Competition only

Introduction: This work is an entry for the 8th National Youth Science Popularization Innovation Experiment and Works Competition

[Internet of Things] Hongmeng smart switch related projects

Introduction: Use hi3861's Hongmeng smart switch to control the servo to turn on and off the lights through wifi

Schematic PCB