Microcontroller learning board 664958A based on STC15W4K48S4

Introduction: Microcontroller learning board based on STC15W4K48S4

Schematic PCB

ATmega32A with V-USB

Introduction: The verification core board of ATmega32a and V-USB is used to verify QMKfirmware. You need to burn the bootloader of USBasploader first, and then use qmktoolbox to burn the firmware file.

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【Training Camp】Tai Chi little bitch

Introduction: Bionic Robot Dog Design Training Camp Learning

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Customized mechanical keyboard keyboard part

Introduction: Self-made customized keyboard with 96 configuration, this is the keyboard part, does not include the main control

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Zero power consumption after single-button delay switch is closed

Introduction: Zero power consumption after single-button delay switch is closed

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Three-phase motor forward and reverse analog circuit

Introduction: Three-phase motor forward and reverse analog circuit

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Motor round trip automatic control analog circuit

Introduction: Motor round trip automatic control analog circuit

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[Solicitation Order] Cloudline thermal printer

Introduction: Thermal printer based on esp8266 and pt486 print head

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IP5389 100W power bank

Introduction: 100W power bank based on IP5389

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(Verified) 4 series 2 parallel 4.2v21700 BM3451 battery protection board

Introduction: 4 series 2 parallel 4.2v21700 battery protection board with passive balancing based on BM3451TNDC

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USB2.0-HUB-1

Introduction: USB2.0 docking station uses a TYPEC interface as input and a four-way USB2.0 interface as output, which can drive commonly used serial devices such as handles, keyboards, mice, and U disks.

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[Test failed] Wired headset expands Bluetooth module

Introduction: 3.5mm wired headphone to Bluetooth module

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[To be tested]STM32F103C8T6 core board

Introduction: stm32f103c8t6 core board design

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[To be tested] PID self-balancing car

Introduction: pid balance car control panel

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[Test passed] PAM8403 Class D power amplifier board

Introduction: Low Cost Class D Amplifier Board

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[Test passed] Infrared thermometer (with voice broadcast)

Introduction: Voice broadcast infrared temperature measurement display system

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[Test passed] IoT desktop weather forecast terminal

Introduction: Desktop weather forecast clock for esp8266 and lcd1602.

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[Test passed] ESP-01S IoT switch connected to Xiaoai classmates

Introduction: Type_c input to USB output. It can be turned on and off remotely and has a timing function.

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[Test Passed] ESP-01S Writer USB_TTL Downloader

Introduction: TTL burner compatible with esp-01s

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[Test passed] Computer audio card

Introduction: Desktop computer PCI cheap built-in audio

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