ESP8266EX-Wireless Remote Control Pen

Introduction: This project is a wireless remote control pen based on ESP8266EX wireless chip.

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usb3.0 split 2.0+3.0

Introduction: usb3.0 typea is split into 2.0 and 3.0 interfaces

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MFRC522_NFC card swiping circuit_learning board

Introduction: NFC communication verification board based on MFRC522, SPI interface, fully compatible with Arduino's MFRC522 library.

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DJI changes to analog, rx5808 receiver

Introduction: The module is based on the "Drink This Bowl of Poisonous Chicken Soup" by the up owner of station b. The principle and firmware are all based on this up. You can search for specific tutorials by yourself. I just drew a pcb.

Schematic PCB

2021 Question E - Digital-Analog Signal Hybrid Transmission Transceiver + All Guessed Correctly

Introduction: 2021 National Undergraduate Electronic Design Competition Topic E [Digital-Analog Signal Hybrid Transmission Transceiver] National Second Prize Work

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Dual-band RF Manager V1.2

Introduction: A dual-band portable radio frequency housekeeper made using ESP-12F and Hummingbird wireless modules that can copy, save, edit, and transmit 433 and 315 remote control signals. This version is physically verified.

Schematic PCB

Dual-band RF Manager V1.3

Introduction: A dual-band portable radio frequency housekeeper made using ESP-12F and Hummingbird wireless modules. The upgraded version of dual-band RF Manager V1.2 has onboard programming chips and circuits.

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arduino development board

Introduction: Lichuang training case - arduino development board

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Dragon Feast Mark

Introduction: A keychain. I found the original picture of the Dragon Feast mark when I was fishing. As a warrior of faith, how could I not carry one with me?

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Variable tap 4-tube ZVS Arknights

Introduction: It can be switched to a tapped or untapped ZVS circuit according to the jumper, and contains a small amount of Arknights elements.

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24X16 wireless dot matrix display

Introduction: 24X16 wireless receiving dot matrix display based on STC8F2K16S2 and 24L01

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[Open Source XRC Remote Control] Version 4.1 updated, the data is open source

Introduction: The XRC remote control is a multi-functional open source remote control based on the STM32F4 platform, with a Chinese interface, 32 channels, 3.5-inch capacitive screen, supports ELRS tuner, supports Mavlink protocol, supports picture browsing, e-books, video playback and NES Games, gravity sensing.

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0.96_OLED small TV

Introduction: Small TV

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ESP8266EX Development Board

Introduction: ESP8266EX Development Board

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【Call for submission】PS2 interface keyboard and mouse to Bluetooth

Introduction: Use esp32-c3 module or esp32-s module to convert ps2 keyboard and mouse to bluetooth keyboard and mouse

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ZVS induction heating 1kw

Introduction: 1kw ZVS induction heating, basically all circuits (large areas of copper cladding) have windows to ensure current carrying capacity

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50w electromagnetic induction heating

Introduction: An electromagnetic induction heating using G40N60mos tube

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loli loli 6 channel reception

Introduction: Loli 6-channel receiver

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Four-axis remote control based on Xiaoma Ge

Introduction: Refer to the project https://oshwhub.com/PQG2030PQG/kai-yuan-si-zhou-yao-kong-qi, and add power switching and charging functions based on it.

Schematic PCB

Loli 6 channel receiver

Introduction: A program based on Loli open source is transplanted to STC8G1K08 microcontroller

Schematic PCB