Low profile (ttc) keyboard based on the Magic Control generation master control

Introduction: 75% low profile (ttc) keyboard based on the Magic Control generation controller

Schematic PCB

IF. Ruolaolan Sharp Echo Wall Control Panel

Introduction: The control panel of Lao Lan’s Sharp soundbar

Schematic PCB

environment-sensor-bluetooth

Introduction: ESP32-based low-power Bluetooth environmental temperature, humidity and illumination sensor

Schematic PCB

Yuzuki Rosetta low-cost Linux development board

Introduction: Yuzuki Rosetta is a low-cost Linux development board based on Allwinner R328-S3. Provides dual-core A7, 128MB memory, NAND Flash, WI-FI&BT, and a rough estimated cost of 35 yuan.

Nano_Type-C_Measurer

Introduction: Super mini Type-C voltage and current power meter based on INA226/INA231, 0.5inch OLED, AC6323MCU, DCDC power supply

Bl2lin_V2

Introduction: Bluetooth to Lin controller

Schematic PCB

ESP32 development board Type C-ESP32-WROVER-E

Introduction: This is an esp32 development board

Schematic PCB

ESP32 smart flowerpot

Introduction: ESP32 smart flowerpot, which has the function of displaying time, weather, class schedule, computer usage, Bluetooth keyboard, and wireless charging. It uses the ESP-WROOM-32 module and the software framework uses arduino+lvgl8.1

Schematic PCB

Core-nRF52840

Introduction: NRF52840 simple core board, the power configuration uses the DC-DC inside the chip, and the LDO is turned off. High-speed pins and low-speed pins are distinguished by small dots on the silk screen. At the same time, NFC is also introduced. The capacitor of NFC needs to be selected according to the coil.

PC Performance Monitor Phat-Stats ili9341 TFT

Introduction: Phat-Stats ili9341 TFT PC Performance Monitor Display based on hackaday.io master uses ESP32 as the main control and can communicate with PC using USB cable/Bluetooth.

Schematic PCB

【Training Camp】Xiao Le Color Pen

Introduction: Gouzi

Schematic PCB

SimpleFOC driver board for use with ESP32

Introduction: Driver chip LN6234

Schematic PCB

ESP32 Bluetooth keyboard (four layers)

Introduction: ESP32 Bluetooth Keyboard

[Internet of Things] Verified Hongmeng HI3861 development board with lithium battery +616752A

Introduction: A terminal module with battery developed and designed based on Hongmeng HI3861 chip

Schematic PCB

Gateway Bluetooth_CR3L

Introduction: Tuya Bluetooth Gateway

Schematic PCB

K100Pro shell-k375s-pcb

Introduction: Youlian 96 keyboard with printscreen buttons

Schematic PCB

ESP32DUINO

Introduction: A new generation of WIFIduino development board modeled after Arduino. The main control uses ESP32-WROOM-32U.

Schematic PCB

WeChat applet Bluetooth control relay and serial port debugging-full system open source project

Introduction: WeChat applet Bluetooth controls relays, lights and other equipment, Bluetooth serial port debugging assistant and other functions.

Schematic PCB

Intelligent medicine delivery car (Question F)

Introduction: 2021 National College Student Electronic Design Competition National First Prize

Schematic PCB

[Solicitation Order] Portable Clock

Introduction: A low-power portable clock design that connects to a mobile phone via Bluetooth and pushes information

Schematic PCB