Youlian Wireless Master-L, 40-key programmable in-line keyboard [power part]

Introduction: Keywords: Youlian K230 wireless master control, 40-key in-line keyboard, lithium battery charging, AutoHotKey, borderless, full-key programmable

Schematic PCB

Union Wireless Master Control-R, 40-key programmable in-line keyboard [Master Control Part]

Introduction: Keywords: Youlian K230 wireless master control, 40-key in-line keyboard, lithium battery charging, AutoHotKey, borderless, full-key programmable

Schematic PCB

Union wireless master control, 40% programmable conventional configuration keyboard

Introduction: Keywords: Youlian K230 wireless master control, 40% ordinary configuration keyboard, lithium battery charging, AutoHotKey, borderless, full-key programmable

Schematic PCB

Pineapple 2 model aircraft remote control motherboard

Introduction: The Pineapple 2 series uses LoRa spread spectrum modulation for long-distance wireless communication for the first time, using the SX1278 wireless module. The SX1278 wireless module with LoRa spread spectrum modulation of 433MHz has long-distance communication, high penetration, and anti-interference.

Schematic PCB

Pineapple 2 model aircraft remote control receiving board

Introduction: The Pineapple 2 receiver still adopts a classic design layout, with 2.54mm-16P pin header*3, red and blue dual LED indicators, frequency binding button, 1.25mm-2P horizontal mounting interface*4, and the wireless module uses a back patch button.

Schematic PCB

nfc-card

Introduction: Homemade nfc card gift, based on @Shibo's project https://oshwhub.com/Shibo/gong-xun-ji-nian-pai. Switch to CUID or UID chip and add several new styles.

Schematic PCB

Chartered male Loli four-way receiver ESC

Introduction: Chartered public 4-way Loli receiver ESC

Schematic PCB

Charter male lolita mini noob control 20200226

Introduction: Added 5v charging and discharging, the boost module can be directly powered by five volts

Schematic PCB

[Guangxi Normal University School Competition] Audio Amplification Circuit

Introduction: This project is a simple audio amplifier circuit designed when participating in the school selection.

Schematic PCB

Coreless AIO flight control (stm32f103c8t6 master control)

Introduction: Modify the layout of https://oshwhub.com/death/naze32-kong-xin-bei-si-zhou to adapt to four-axis with various wheelbases, but you need to prepare your own rack and receiver.

Schematic PCB

AS15-USB-T3 serial port module adapter board

Introduction: LoRa module test adapter board

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Kaiku Keycool84 three-mode excellent connection keyboard

Introduction: Keyboard based on QMK firmware and Logitech K375S main control, the shell is adapted to Kaiku 84

Schematic PCB

S1. Loli generation remote control

Introduction: Loli Generation’s open source remote control

Schematic PCB

IDF is really difficult to use the ESP32S3 development board

Introduction: ESP32-S3 development board, all IO leads out, verified, compatible with NOR FLASH, SPRAM and S3 version with built-in FLASH and SPRAM. Use AD to draw, personal non-profit. The board and patch verification has been completed.

Schematic PCB

IDF is really difficult to use the ESP32S2 development board

Introduction: ESP32-S2 development board, with all IO leads out, has been verified to be compatible with NOR FLASH, SPRAM and the S2 version of built-in FLASH and SPRAM. Use AD to draw, personal non-profit. The board and patch verification has been completed.

Schematic PCB

RTC6705 image transmission V0.1

Introduction: This is a 150MW image transmission system based on RTC6705 and ERC6659E chips, supporting 30.5mm flying tower installation port

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RTC6705 Image Transmission 2.0

Introduction: RTC6705 Image Transmission 2.0

Schematic PCB

RCT6705 Image Transmission Remastered Version V3

Introduction: As shown in this project, my video transmission version 3.0 has been completed. Currently, there are some problems with power control, so the microcontroller version 4.0 is not open source for the time being.

Schematic PCB

High power version remote control car receiving board

Introduction: Remote control panel designed based on Hummingbird wireless module

Schematic PCB

ExpressLRS ELRS Tlite built-in tuner

Introduction: Built-in ELRS 2.4G tuner solution suitable for T-lite RC remote control.

Schematic PCB