TouchGFX Demo board

Introduction: X-NUCLEO-GFX01M2 perfect version

Schematic PCB

jlink ob 072 simulation debugger (including CDC) (verified)

Introduction: jlink ob has verified that the maximum programming rate is 2M, and the CDC serial port 230400 rate is normal.

Schematic PCB

2021 Electric Competition | Question C-Three-Port DC-DC Converter

Introduction: Shanghai Maritime University F311 team electric competition question C

Schematic PCB

MLX90640 Thermal Imager

Introduction: MLX90640 is used as a sensor thermal imager, with main control stm32f401ccu6, onboard flash used as a USB flash drive to store pictures, lithium battery power supply, 2-inch screen, a small tool for testing whether the circuit board is hot.

Schematic PCB

usb power meter mini(power-s)

Introduction: USB power meter mini version, detection chip is still ina226, main control stm32f401ccu6 has been updated: https://oshwhub.com/sjj12345/gong-shuai-jimini_copy

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

Balance car

Introduction: STM32C8T6 balancing car

Schematic PCB

Dap-link for USB C port

Introduction: DAPLink was formerly called CMSIS-DAP. Its hardware and software are both open source (open source Github URL: https://github.com/ARMmbed/DAPLink)

Schematic PCB

z65(f401)

Introduction: stm32f401ccu6 homemade 1.2 slotted 65% keyboard pcb

Schematic PCB

EFM8 expansion board

Introduction: EFM8BB52 development board trial activity, small project for shihengrui, PPT page turner

Schematic PCB

trackball mechanical keyboard

Introduction: Trackball mechanical keyboard, implemented by Yan Shuangying's trackball and USBhub, requires internal flying cables.

Schematic PCB

STM32 balancing car (F103C8T6)

Introduction: STM32C8T6 balance car control board

Schematic PCB

8051KIT_B

Introduction: The copied 51 microcontroller kit can be programmed on the board for single-step or direct operation. Original address: www.kswichit.com/8051kit/8051kit.html

Schematic PCB

8051kit_a

Introduction: The copied 51 microcontroller kit can be programmed on the board for single-step or direct operation. Original address: www.kswichit.com/8051kit/8051kit.html

Schematic PCB

STM32 ultrasonic ranging

Introduction: STM32 ultrasonic ranging

Schematic PCB

Modified version of stc microcontroller automatic downloader

Introduction: An automatic downloader that can automatically reset STC microcontroller

Schematic PCB

ST-Link V2-1 with touch buttons to swap CLK and DIO

Introduction: ST-Link with SW debugging interface and UART serial port function, and can perform pin exchange of DIO/CLK and TXD/REX through touch buttons.

Schematic PCB

STC8G INA219 USB current monitoring

Introduction: Based on STC8G1K17A-SOP8 low-cost MCU, INA219 high-precision zero-drift bidirectional current power monitoring

Schematic PCB

rx5808

Introduction: rx5808

Minions pcb pendant

Introduction: I like the wit and humor of the Minions very much, so I took the time to make a Minion pendant. You can change the color at will, but you have to spend money hahahaha.

Schematic PCB