[Course Design] Pointer type gas alarm 47415Y

Introduction: In the era when MCU was too expensive, analog circuits and pointer tables were used. Realize gas alarm. 4-20mA output. Mainly learn about op amp circuits.

Schematic PCB

[Tuya Smart] Internet of Things Temperature and Humidity

Introduction: Internet of Things Temperature and Humidity Internet of Things Temperature and Humidity

Schematic PCB

[Tuya Smart] IoT temperature and humidity sensor

Introduction: Can measure accurate values ​​and connect to mobile phone through module

Schematic PCB

ads1256 8-channel 24-bit adc

Introduction: This project is used for TI's analog-to-digital conversion chip ads1256, shopping mall number C28186

Schematic PCB

[Tuya Smart] Tuya does not need to develop a thermometer and hygrometer

Introduction: A development-free temperature and humidity meter based on the Tuya platform.

Schematic PCB

[Tuya Smart] Temperature and Humidity Sensor

Introduction: Zero-code temperature and humidity sensor_WiFi open source protocol: GPL 3.0

Schematic PCB

[Tuya Smart] IoT temperature and humidity machine

Introduction: This is my first time to draw schematics and PCBs. I designed them completely according to the schematics on the Tuya platform. There may be many mistakes. Thank you to the school committee and teachers for their hard work.

Schematic PCB

PCT2075DP-ARD: Arduino Shield

PCF85063AT-ARD: Arduino Shield -I ² C bus

FRDM-K22F-AGMP03: Sensor Toolbox development board for 10-axis solution using FXLS8962AF, FXAS21002C, MAG3110 and MPL3115A2

Homemade lidar for $100

A Russian Github master has open sourced a DIY lidar project, from PCB to host computer software.

Schematic PCB

Based on DA14580_ADXL362 schematic diagram (Xiaomi bracelet solution)

Based on DA14580_ADXL362 schematic diagram (Xiaomi bracelet solution)!

Schematic PCB

Intelligent atmospheric corrosion monitor circuit schematic + PCB source file

This intelligent atmospheric environment and corrosive monitoring platform integrates hardware, software, and network. With the stable performance IACM-321 platform system as the core, it realizes multi-level dynamic networking and remote status monitoring. It can be monitored in the monitoring/operation and maintenance center. The front-end system provides centralized monitoring and unified management, and uses customized intelligent terminals to achieve mobile monitoring. Convenient Click connect sensor interface, easy to install on smart terminals.

Schematic PCB

FRDMSTBANBP8XD: Freedom Shield Evaluation Board

Schematic PCB

Breakout board for FXLN83xxQ NXP accelerometers

Single phase electricity meter

Schematic PCB

Intelligent home appliance control system with environmental detection and networked real-time monitoring

Source code sharing of ST_SensorTile design competition works

Schematic PCB

Four+rotor+MAV four-wing aircraft

Contains the design principles of four-wing aircraft

Schematic PCB

Quad-rotor aircraft electronic control program_can make the quad-rotor aircraft hover stably

Foreign quadcopter codes

Schematic PCB

AIS2IH adapter board for standard DIL 24 sockets

he STEVAL-MKI218V1 is an adapter board designed to facilitate the evaluation of MEMS devices in the AIS2IH product family.

Schematic PCB