Solder paste extrusion

Introduction: 10cc solder flux extruder, just play with it and contribute to the open source cause.

Schematic PCB

Wandering Wild King——Butterfly

Introduction: First Prize in the 2022 Electrical and Electronic Breathing Lamp Design Competition of the School of Electrical Engineering of Guangzhou City Polytechnic Institute

Schematic PCB

StlinkOB_V2

Introduction: stlink v2.1

Schematic PCB

FPGA_FOC

Introduction: FPGA-based dual-channel brushless motor driver board

Schematic PCB

FOC_Drive

Introduction: Dual-channel brushless DC motor driver
control board link: https://oshwhub.com/xue_jingfei/foc_pro

Schematic PCB

24X16 wireless dot matrix display

Introduction: 24X16 wireless receiving dot matrix display based on STC8F2K16S2 and 24L01

Schematic PCB

[Open Source XRC Remote Control] Version 4.1 updated, the data is open source

Introduction: The XRC remote control is a multi-functional open source remote control based on the STM32F4 platform, with a Chinese interface, 32 channels, 3.5-inch capacitive screen, supports ELRS tuner, supports Mavlink protocol, supports picture browsing, e-books, video playback and NES Games, gravity sensing.

Schematic PCB

huanggua69v2

Introduction: I made a keyboard with a 70mm keyboard when I had an idle low switch. It only supports cherry low switch lights and bottom lights. RGB shell. The 3D printing board is compatible with the 60 shell.

Schematic PCB

T65 electric iron

Introduction: modified from MINI T12

Schematic PCB

MINI T12

简介：MINI T12

Schematic PCB

usb_dac_stm32

Introduction: Use STM32F401 as USB asynchronous audio output I2S, ES9023 as DAC, optional power supply + amplifier circuit.

Integrated board

Introduction: 2022 Graduation Project

Schematic PCB

STC Oscilloscope Pen-Battery Version (Third Party Version)

Introduction: Clone of Eltecz's STC oscilloscope pen project

Schematic PCB

LED running water lamp

Introduction: With the progress of the times, the emergence of this fruit knife with running water lamp function has filled the gap of not being able to see the running water lamp when peeling apples (dog head saves life)

Schematic PCB

Smart watch-puls version

Description: A small watch

Schematic PCB

OLED Smart Watch

Introduction: This smart watch is made of STC15W408AS microcontroller, with alarm and calendar functions.
It has touch buttons and can also be controlled by sending messages through the serial port.

Schematic PCB

Gesture recognition system based on FDC2214

Introduction: The gesture recognition of this device uses STM32 chip as the main control chip, which is mainly composed of FDC2214 measurement module, Bluetooth communication module and LCD display module. The system can recognize three types of guessing gestures and five digital gestures, and also implements guessing games and simple calculator functions for human-machine battles.

Schematic PCB

STC89c51rc

Introduction: STC89c51rc

Schematic PCB

GDF330CBT6 verification board

Introduction: The small board integrates gd32f330cBT6 and stc15w408as-35 and lora chip ra01. The board is small, the functions have been verified, and all MCU pins have been verified

Schematic PCB

allinone3.SchDoc

Introduction: vesc75300, verify that it can be driven

Schematic PCB