TWR-56F8400: DSC MC56F84789 Motor and Power Control Tower System Module

Schematic PCB

DC motor drive (solution design + chip information + schematic diagram)

DC motor drive (solution design + chip information + schematic diagram)

Schematic PCB

Variable speed constant frequency wind power generation system operation and control research source code based on TMS320F2812

The AC excitation variable speed constant frequency wind power generation experimental system was developed using TI's TMS320F2812 to complete the maximum wind energy tracking control experiment.

Schematic PCB

STM32 Nucleo three-phase brushless DC motor driver expansion board based on L6230

Three-phase brushless DC motor driver expansion board for STM32 Nucleo, based on L6230

Schematic PCB

SJA1110 100Base-T1 Multi-Gigabit Ethernet Switch Example Board

Schematic PCB

Fluke early model 8020A multimeter schematic diagram

The very early model was a bit crude.

Schematic PCB

CN0238

High performance, 12-bit, 500 MSPS wideband receiver with anti-aliasing filter

Schematic PCB

CN0272

2 MHz bandwidth PIN photodiode preamplifier with dark current compensation

Schematic PCB

esp32s2-lepton: ESP32s2 thermal imager

​ESP32s2 Thermal Imager=ESP32s2 + Lepton 3.5 + Battery charger + 240x240 pixel LCD

Schematic PCB

Real-time communication via Ethercat protocol, multi-axis position servo driver solution based on STDRIVE101, STH270N8F7-2, and STM32F767ZI

The STEVAL-ETH001V1 servo drive evaluation board has been developed to address three-phase PMSM applications oriented to multi-axial position control and connectivity

Schematic PCB

ecpbreaker: Based on icebreaker FPGA board, upgraded ECP5

The icebreaker project is a very nice and handy little board. But it has a small flaw, the ice40 FPGA it uses is very simple, and it's generally fun to see people doing exciting projects with 5k LUTs. Sometimes it's convenient to have some extra space available when experimenting.

Schematic PCB

USB2.0 full-speed analyzer based on Raspberry Pi RP2040

This is a simple USB sniffer based on the Raspberry Pi RP2040. It supports low speed and full speed modes. The firmware presents itself as a virtual COM port (VCP), so no additional software is required and it is compatible with all operating systems.

Schematic PCB

Open source power supply EEZ BB3: based on stm32 H7 main control board, voltage supports 0-80V, current 0-10A

Schematic PCB

SimplePnP: an open source PCB placement machine for personal use (including design files, schematics, source code, software, etc.)

SimplePnP is designed to be reliable, accurate, affordable, and adaptable to a wide range of components. It's a great choice for electronics startups, inventors, researchers, and hacker spaces.

Schematic PCB

2021 College Student Electronic Design Competition Topic F Outstanding Works Collection (Intelligent Medicine Delivery Car)

Schematic PCB

Full open source: Microchip’s complete solution for wearable ECG devices

All information is fully open, and there is also a mobile APP, and the algorithm is also made public.

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2020 Electrical Contest Question E-Amplifier Nonlinear Distortion Research Device (Nanjing University)

Schematic PCB

CN0301

Universal LVDT signal conditioning circuit

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Single phase electricity meter

Schematic PCB

OM13506: PCF8553 LCD Demonstration Board

Schematic PCB