Arduino_Bread

Introduction: An Arduino expansion board suitable for beginners to learn various functional modules.

Schematic PCB

Radio7751-WalkMan

Introduction: Multi-band radio based on NXP SAF7751, TEF6686, TEF6638

Schematic PCB

wnb

Introduction: lalalala

Schematic PCB

Tracking module

Introduction: Tracking module

Schematic PCB

[MCU] N32G430C8L7 development board

Introduction: [MCU] N32G430C8L7 development board

Schematic PCB

Speech Recognition

Introduction: Voice control night light

Schematic PCB

ESP_Gateway

Introduction: The gateway is the core part of the smart home wireless system. It handles the stable transmission of linkage signals between various node terminals in the entire smart ecosystem.
The Zigbee+BLE+ sensor gateway serves as the hub of the entire system. The gateway integrates products with different protocols to make the terminals of the smart home system Wider category

Schematic PCB

electronic clock

Introduction: This is a simple electronic clock that can display temperature, time, week, year, month and day.

Schematic PCB

gfdsd

Introduction: Power 50w Class A and B power amplifier, voltage 18-50, positive and negative power supply needs filtering, power board output needs protector

Schematic PCB

DC 6~30V high current intelligent switch

Introduction: A DC intelligent circuit breaker is built using ready-made modules (how to control it depends on which module is used)

Schematic PCB

Digital servo driver board

Introduction: stm32d030+drv8838, encoder AS5600, suitable for lithium battery driven digital servos
using fpc and encoder, main control connection

Schematic PCB

Buck module

Introduction: Buck module

Schematic PCB

Boost module

Introduction: Boost module

Schematic PCB

Driver module (before modification)

Introduction: a driver module

Schematic PCB

Current sensing module (new)

Introduction: Current Detection

Schematic PCB

STM32G474CEU6

Introduction: STMG474CEU6 development board

Schematic PCB

as608

Introduction: 123

Schematic PCB

pt4205 low power cross current driver (not verified)

Introduction: Light-emitting diode cross-current drive

Schematic PCB

Guanye f437mini (not verified)

Introduction: Due to the chip shortage, the price of flight control has soared with the price of STM32 chips...
A domestic main control flight control board that can run betaflight 4.3 has now been launched! Based on the AT32F43/7 design, the performance (temporarily) beats the STM32F405!

Schematic PCB

Guanye f435MINI changed to domestic bec (not verified)

Introduction: Features: Using domestic silicone bec, the button has been modified to a commonly used cheap button
and has been updated to version 2.0.

Schematic PCB