51 microcontroller wireless downloader

Introduction: Use WIFI to transmit and download data, and realize the cold start of 51 microcontroller by turning on and off the MOS tube.

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EFM8LB1 Base

Introduction: Core board based on EFM8LB12F64E

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USBAirborne

Introduction: USB flash drive used for phishing attacks. When the victim opens it, the malicious code will be triggered without any other actions.

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STC snowflake lamp

Introduction: Made with STC15W408AS-35I-SOP28. The cost is about 3 yuan.

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[Internet of Things] Hongmeng Smart WiFi Switch +1604716A

Introduction: Hongmeng Smart WiFi Switch.

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STM32G030F6P6 core board

Introduction: arduino development board completion plan: using arduino+stm32, it costs 3 yuan a piece and includes 15 ios with free shipping. You can basically do any simple project!

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7-key keypad CH552G

Introduction: Qinheng CH552G small keyboard

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STM32 open source four-axis-new version

Introduction: A quadcopter made with reference to Xiaoma Ge’s RoboFly open source quadcopter

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Loli third generation open source eight-channel receiver with SBUS protocol

Introduction: Loli third generation eight-way SBUS receiver

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2021 Question B-Three-Phase Rectifier-PowerOnP03 Team

Introduction: Title B of this competition is three-phase rectifier circuit. This solution uses a three-phase rectifier circuit cascaded Buck converter, and uses STM32F407VET6 microcontroller as the controller of the rectifier and Buck converter to realize three-phase AC-DC conversion. National testing The overall machine efficiency on site can reach 95.9%

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DIY_ST-LINK_ V2-1

Introduction: ST-LINK V2-1

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Downloader

Introduction: Offline Burner

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T12 Intelligent Constant Temperature Soldering Station V2

Introduction: T12 intelligent constant temperature soldering station V2; STM32F401CBU6 main control; adjustable temperature from 200 to 400°C, 10 seconds to heat up and melt tin, error within 5°C; 1.3-inch OLED digital display, with display transition animation; with automatic sleep and automatic shutdown functions, The time is adjustable.

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computer performance monitor

Introduction: Computer performance monitor can display CPU and GPU usage, frequency, temperature, memory usage, etc.

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C245 constant temperature soldering station

Introduction: C245 constant temperature soldering station, with extremely fast heating, super temperature recovery, and stable temperature control; the temperature is adjustable from 200 to 450°C, and the temperature rises to tin in 4 seconds; the new UI interface, silky transition animation; supports lifting the sleep stand for heating and putting it down for sleep ;Support temperature calibration; support PID parameter adjustment; support menu automatic return and other functions

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Experiment 7

Introduction: Experiment

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KeyBoard.Juk.Choc.32.Rev.A

Introduction: 32-key little red dot

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KeyBoard.Juk.Mx.32.Rev.A

Introduction: 32-key small keyboard for black people based on QMK integrated small red dot knob encoder

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STM32 minimal system, basic learning and use of drawing board

Introduction: Minimal system based on STM32F103RCT6, basic learning and use of sketchpad

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Microcontroller power module solution based on IP5306

Introduction: Supports 2.4A synchronous voltage boost, supports 2.1A battery charging current, supports charging and discharging at the same time, low ripple output, simple peripheral components, and easy transplantation. The on-board voltage dividing resistor can directly read the battery voltage division through the ADC port of the microcontroller.

Schematic PCB