heating plate

Introduction: A mini heating version, the power is about 10W under 5V power supply

Schematic PCB

Lumi_Robot

Introduction: F1C200s, ESP32 dual-core processing, twelve-legged robot

NFC fingerprint wireless desktop boot stick

Introduction: Determine whether the identity is correct by verifying fingerprints and NFC. OLED displays the current authentication status.

Schematic PCB

Type c female fixing plate

Introduction: https://oshwhub.com/zzzz2022/Type-cmu-kou-qiao-ti-gu-ding-zhi#P1, I also made one myself, V1 is a single-layer board, V2 is a double-layer board, new addition V3 round

Schematic PCB

TYPE-C bond line separation module copper 4-layer version

Introduction: Based on https://oshwhub.com/qin806/jian-xian-fen-li_copy personal reset version

Schematic PCB

stc 51 microcontroller fast programmer

Introduction: A burner for typec interface of 51 microcontroller burning program

Schematic PCB

Heavenly Master, have you ever been defeated?

Introduction: The negative picture of the divine dragon emerges from Caifeng Street in Luoshui, and the book Biyunli due to the fate of the wind becomes the literary Dunjia Qimen from then on.

Schematic PCB

Perforated board (infinite size)

Introduction: ∞ hole board

Schematic PCB

2021 Question A-Signal Distortion Measurement Device (National II)

Introduction: This device is implemented based on TI's Tiva C series microprocessor TM4C123. It can measure the signal distortion and harmonic components of 1kHz ∼ 100kHz, 5mV ∼4V and display it on the mobile phone interface.

Schematic PCB

Bingdundun production

Introduction: Making Bingdundun Key Pendant

Schematic PCB

Huawei Bear Pie Hi3861 (copy board)

Introduction: This project is only for copying and has no verification. Please download with caution.

Schematic PCB

DAP-Link + Serial STM32 Downloader

Introduction: I have modified two versions using the open source DAP-Link. Please select the information for reference only. The specific information shall be subject to the open source files. I am a newbie. If you don’t like it, please don’t criticize me. Please bear with me if there are any deficiencies.

Schematic PCB

Jiuhui PCB1.0

Introduction: Jiuhui PCB1.0

[Power supply] XL4005 -5A high current output

Introduction: 5-32 Vto 5V5A high current output

Schematic PCB

【Training Camp】Four-legged Robot Dog

Introduction: A simple steering robot based on HiSilicon chip and pca9685 control

Schematic PCB

EFM8LB1 Base

Introduction: Core board based on EFM8LB12F64E

Schematic PCB

STC snowflake lamp

Introduction: Made with STC15W408AS-35I-SOP28. The cost is about 3 yuan.

Schematic PCB

SL2.1A four-way docking station USB2.0

Introduction: SL2.1A four-way docking station USB2.0

Schematic PCB

"Rongbao" giant panda

Introduction: The giant panda pendant of Chengdu Universiade mascot "Rongbao"

Schematic PCB

NFC electronic business card

Introduction: The nfc electronic business card CUID plus NT3H1101W0FH solution has been verified to be used normally.

Schematic PCB