【RA】Gas alarm based on Renesas MCU

Introduction: Gas alarm based on Renesas R7FA2E1A72DFL microcontroller

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Three-axis gyroscope MPU6050 module board

Introduction: There is currently a problem with the proofing test. Unable to get data. If you are able, please help verify it. Thanks!

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[Complete Design] Tracking and Obstacle Avoidance Hall Distance Measurement and LCD Display Car

Introduction: stc89c52rc microcontroller, with infrared tracking, infrared obstacle avoidance Hall speed measurement, LCD display, infrared remote control, buttons and other functions

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ICM-20948 module

Introduction: An ICM20948 module (basically the PCB wiring of CJMCU, thank you very much. Please inform us if there is any infringement)

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lvgl

Introduction: The development board design of STM32F7B0VBT6 refers to many works on this site. Thanks for this, four sensor modules are added. screen interface and an lcd screen

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Intelligent logistics systemcopy

Introduction: This competition is the "Smart Logistics System" of the 2022 "Telecom Cup" Electronic Design Competition. It is organized by the Radio Amateurs Association of South China University of Technology and a total of six Guangzhou universities participate in the competition. This open source project is the first prize winner.

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Carbon monoxide detection and alarm device

Introduction: This is a carbon monoxide detection and alarm device based on STM32. It uses MQ-7 to detect carbon monoxide concentration and can provide sound and light alarms.

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Design of environmental monitoring system based on microcontroller

Introduction: The functional parts used in this design are the MEGA2560 microcontroller as the main control: clock chip (DS1302), pressure sensor (BMP280), op amp circuit (LM386), and OLED display. Compared with previous trainings, it is more practical and scalable.

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EC11 Rotary Encoder Module

Introduction: A very small EC11 rotary encoder module, come and star it!

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MPU6050 verification board

Introduction: Commonly used MPU6050 sensor module GY-521

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[Training Camp Official Case] ​​Real-time attitude display based on N32G430

Introduction: Based on the real-time attitude display demonstration case of the N32G430 series MCU as the main control, how to collect attitude data and convert it into the real-time attitude of the module and display it on the OLED. It can also be reported to the four-axis host computer through the serial port and displayed on the host computer. Real-time posture.

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SHT41_BMP280

Introduction: A single module integrates temperature, humidity and air pressure

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Gesture recognition module based on stm32 and paj7620u2 sensor

Introduction: The sensor course design uses paj7620u2 sensor and stm32 sensor, which can recognize 9 kinds of gestures and control the small fan with gestures.

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Photoelectric door suitable for electric cannon

Introduction: Photoelectric gate, outputs high level when occlusion is detected. Size 10mm*25mm

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Road traffic system based on esp32

Introduction: Based on the esp32 microcontroller, the paj7620U2 gesture recognition module is used to realize the basic traffic light function.

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K thermocouple reader

Introduction: K-type thermocouple cold junction compensation and temperature and voltage display

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Power line finder

Introduction: Sometimes, when you need to find the wires in the wall, you can't see or touch them, and you scratch your head. Try this?

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Simple thermometer based on thermistor

Introduction: OLED temperature display based on thermistor-daughter board

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Microphone voice control module

Introduction: Voice control module

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Photoresistor module

Introduction: Photoresistor module

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