K thermocouple reader

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

Schematic PCB

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?

Schematic PCB

Simple thermometer based on thermistor

Introduction: OLED temperature display based on thermistor-daughter board

Schematic PCB

Microphone voice control module

Introduction: Voice control module

Schematic PCB

Photoresistor module

Introduction: Photoresistor module

Schematic PCB

ADS1292 2

Introduction: CSVS

Schematic PCB

INA226 power meter verification board

Introduction: Power meter verification board based on STM32F103+INA226

Schematic PCB

AS5600

Introduction: AS5600, suitable for different hole structures, PCB defaults to CW, please forgive me for the large number of silk screens in the second and second grades. Alumni and netizens are welcome to communicate.

Schematic PCB

environment-sensor-bluetooth

Introduction: ESP32-based low-power Bluetooth environmental temperature, humidity and illumination sensor

Schematic PCB

Windows hello adapter board

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Schematic PCB

STC1K8G

Introduction: STC1k8g chip

Schematic PCB

ODrive supporting magnetic encoder based on AS5147P

Introduction: Sensor PCB for MT5206 brushless motor

Schematic PCB

Tuya zigbee temperature and humidity

Introduction: The Zigbee temperature and humidity meter based on Tuya Smart adopts a development-free solution and is ready to use after soldering.

Schematic PCB

[Tuya Smart] RGBC sensor light

Introduction: Tuya Smart Body Sensing RGB Night Light

Schematic PCB

[Verified] STM32 sensor board

Introduction: Unprecedented integration of multiple functions for verification and learning

Schematic PCB

TLP_USR01 ultrasonic sensor

Introduction: TLP-USR01X is an ultra-small size ultrasonic sensing module that integrates a wide-band MEMS silicon microphone, power management, frequency selection amplifier circuit and voltage comparator, and provides both analog output and digital logic output.

Schematic PCB

as5600-16mm

Introduction: AS5600 magnetic encoder PCB board, used in the brushless FOC car I made, has IIC and PWM output, the hole spacing is 16mm, and can be installed on the motor bracket

Schematic PCB

Dehumidifier circuit diagram

Introduction: Dehumidifier

Schematic PCB

ov2640_

Introduction: The OV2640 module leads to the interface. The interface I used is the interface of Zhengdian Atom. It is fully compatible with the OV2640 module of Zhengdian Atom. It is a low-cost solution and the DIY cost is about 10 yuan.

Schematic PCB

【Verified】MS5510 ADC verification board

Introduction: Test board based on Ruimeng/TI 5510 8bit20Msps ADC

Schematic PCB