2021-K Question-LED Stable and Adjustable Desk Lamp-Niuzi Team

Introduction: This is an illuminance meter and controllable desk lamp made according to the requirements of Question K of the 2021 National College Student Electronic Design Competition

Schematic PCB

2021 National Electronic Design Competition-F Medicine Delivery Car

Introduction: This project is the first-prize open source project of the 2021 National Electronic Design Competition-F-Intelligent Medicine Delivery Car.

Schematic PCB

2.13 inch ink screen driver board

Introduction: 2.13-inch ink screen driver board

Schematic PCB

NFC Xuerongrong

Introduction: Readable and writable NFC gift card. Based on NXP's NT3H1101W0FHKH nfc chip.

Schematic PCB

NFC Bingdundun

Introduction: Readable and writable NFC gift card. Based on NXP's NT3H1101W0FHKH nfc chip.

Schematic PCB

Max98357AETE Stereo Verification Board

Introduction: Max98357AETE stereo solution verification board

Schematic PCB

FM30 forwarding base

Introduction: FM30 forwarding base PCB

Schematic PCB

trackball mechanical keyboard

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

Schematic PCB

【Training Camp】One-legged little bell

Introduction: A little bitch (～￣▽￣)～

Schematic PCB

DIY creative LED (1)

Introduction: Use ESP8266's creative LED production to achieve various dynamic display effects, controlled by touch. Programming using MicroPython/Arduino/C.

Schematic PCB

EPM240_202109 Early reset resistor missing

Introduction: EPM240T100C5N

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

QS18-12 two-position driver board

Introduction: QS18-12 two-position driver board

Schematic PCB

Modified version of stc microcontroller automatic downloader

Introduction: An automatic downloader that can automatically reset STC microcontroller

Schematic PCB

Power bank panel

Introduction: Power bank panel

Schematic PCB

usb2.0 expansion dock usb2.0 HUB usb hub

Introduction: The low-cost USB docking station based on SL2.1A can expand one laptop port into four USB ports and uses TYPE-C interface for power supply.

Schematic PCB

Open source Xuerongrong keychain

Introduction: An open source PCB keychain about Xuerong Rong~

Schematic PCB

All-in-one programmer supports ESP32WROVER and WROOM

Introduction: Support: ESP-32 S/WROOM/WROVER ESP-12 */E/F/S ESP-07 */S ESP-01 S Tuya: XR3/WB3S Modified from: 12344321A ncfws

Schematic PCB