Sound simulation acquisition module, microphone module

Introduction: A pure discrete component sound collection module that outputs analog signals and can be used with another level light module of mine. The effect is very good.

Schematic PCB

【Training Camp】Big Dog Licking Machine

Introduction: The robot licking dog based on hi3861 has 12 degrees of freedom. The mechanical structure and gait algorithm refer to the design of commercial products.

Schematic PCB

voron 0.1-resonance measurement-ADXL345

Introduction: voron 0.1-klipper resonance measurement

Schematic PCB

Arduino UNO speed measurement expansion board

Introduction: Refer to the design and all software codes of https://oshwhub.com/FJ956391150/arduino-ce-su-qi to simplify the welding process.

Schematic PCB

MAX31855K ​​K-type thermocouple temperature measurement module

Introduction: MAX31855K ​​K-type thermocouple temperature detection module

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ArduinoPlugin

Introduction: Ultra-small core board compatible with Arduino Nano/UNO (3.3V@8MHz)

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16-channel servo driver board 1.0 based on PCA9685

Introduction: 16-way driver board based on PCA9689

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Micro bluetooth motion sensor

Introduction: Acquisition and analysis of football parameters based on multi-sensor fusion

Schematic PCB

Photoelectric trigger

Introduction: electromagnetic gun photoelectric switch, launch tube outer diameter 8mm

Schematic PCB

[Solicitation Order] EHome Environmental Sensor V1.0

Introduction: EHome environmental sensor integrates ambient light, temperature and humidity, and air quality sensors. A three-in-one designed product can meet your environmental data requirements.

Schematic PCB

【Solicitation Order】EHome Camera Relay Module V2.0

Introduction: EHome camera relay module V2.0 adopts ESP32CAM+4-way relay design. It can be applied to smart agriculture, smart breeding and other projects.

Schematic PCB

Atmega Quad Sensor Multipurpose Development Board

Introduction: Sensor development board based on Atmega48 (currently the cheapest Atmega chip), supports Arduino IDE

Schematic PCB

2021-K Question-LED Stable and Adjustable Desk Lamp-Niuzi Team

Introduction: This is an illuminance meter and controllable desk lamp made according to the requirements of Question K of the 2021 National College Student Electronic Design Competition

Schematic PCB

OpenGloves_ESP32_JOY_BTN_IP5307

Introduction: GPL3.0

[Internet of Things] Hongmeng Smart WiFi Switch +1166004A

Introduction: Hongmeng Internet of Things WiFi smart switch can realize remote control of the switch by mobile phone, which can be applied to life scenes to produce convenient effects.

Schematic PCB

LM75A universal temperature module

Introduction: LM75A various compatible universal temperature modules

Schematic PCB

raspberrypi-mic-board

Introduction: test

Schematic PCB

Monitor flicker detection sensor

Introduction: A low-end version of the display flicker test sensor produced by opt101 is used with a portable oscilloscope to measure displays with a flicker frequency within 20khz.

Schematic PCB

SlimeVR poor

Introduction: A board drawn based on the open source project SlimeVR, used for motion capture

Schematic PCB

KitKat SlimeVR PCB

Introduction: A PCB routing board more suitable for beginners to DIY SlimeVR!

Schematic PCB