• Bluetooth 24-Letter LED Controller

    Bluetooth 24-Letter LED Controller

    12 V Bluetooth controller board for 24 LED letter outputs using an ESP32, I/O expansion, and low-side output drivers. Draft specification captured from an uploaded reference schematic image; exact schematic recreation needs confirmation of unreadable details.

    D

    dzpcb

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • ESP32 Motor Controller

    ESP32 Motor Controller

    ESP32-based motor controller using a buck converter and SparkFun TB6612FNG motor driver, with a 2-terminal DC motor placeholder for the JGA25-371 gearmotor.

    D

    derra22

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • ESP32 Relay Controller

    ESP32 Relay Controller

    12V-powered ESP32 relay dry-contact controller with USB-C data-only programming/debug and an onboard 3.3V rail for the ESP32.

    B

    benboy

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    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • STM32F446 CNC Laser Controller

    STM32F446 CNC Laser Controller

    Professional 3-axis STM32F446 CNC/laser motion controller for grblHAL-class firmware, with 24V input power, protected 5V/3.3V rails, USB, SWD, buffered motion outputs, filtered inputs, and a 100mm x 100mm 2-layer PCB target.

    C

    customsolutions

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • Water Level Motor Controller

    Water Level Motor Controller

    Analog water-level controller using an LM31 liquid level sensor input and PEL00884 brushed DC motor drive. The circuit buffers and scales the ratiometric sensor signal, derives motor current demand versus water level, shuts the motor off at 100%, and lights a green full-tank LED.

    B

    brunomilassin

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • ESP32 Power Bus Controller

    ESP32 Power Bus Controller

    ESP32-centered controller PCB with 14.8 V battery bus, external 3.3 V and 12.2 V buck converter interfaces, motor logic headers, and servo driver connections.

    D

    davi74

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • DMX Solar Pan-Tilt Mirror Controller

    DMX Solar Pan-Tilt Mirror Controller

    ESP32-S3 based controller for a DMX-controlled motorized pan/tilt mirror head with Dynamixel servo control and GPS solar tracking. This step establishes the MCU, USB-C flashing/debug interface, reset/boot circuitry, and status LED on a 3V3 rail.

    N

    narush

    2 months ago

    0 Uses

    0 Comments

    0 Stars

  • Dual Well Pump Controller

    Dual Well Pump Controller

    Controller for two low-producing water wells that meters pump runtime/volume into an above-ground tank and inhibits pumping when an external tank-full float switch is active.

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    jasonmcbrayer

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    2 months ago

    0 Uses

    0 Comments

    0 Stars

  • STM32 PSRAM Audio Synth Controller

    STM32 PSRAM Audio Synth Controller

    Compact ARM Cortex STM32 music synth controller modeled after Daisy Seed, with external PSRAM, PCM3060 audio codec, three potentiometers, eight LEDs with resistors, two buttons, audio jack, rounded-rectangle PCB, mounting holes, and row-aligned controls.

    M

    mixikid

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • Flipdot 6x8 Matrix Controller

    Flipdot 6x8 Matrix Controller

    ESP32-S3 based 6x8 flip-dot matrix controller using DRV8833 H-bridges, USB-C 5V input, AP2112K 3.3V logic rail, and a 48-coil row/column inductor matrix.

    G

    garrettscott

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • Dual-Motor Tape Tension Controller

    Dual-Motor Tape Tension Controller

    Professional-grade STM32F407 dual-motor tape tension controller with precision load-cell ADCs, CAN interfaces, ESP32 wireless coprocessor, USB-C, external memory, and protected 12–24 V power architecture.

    V

    veyored290

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • TVC Rocket Flight Controller

    TVC Rocket Flight Controller

    STM32F405-based TVC rocket flight controller with redundant IMU/barometer sensors, dual telemetry, dual power rails, servo/pyro outputs, SD logging, watchdog, USB-C, and SWD debug, reconstructed from the uploaded reference schematic image.

    P

    parkerhs18

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • Bitcoin Miner Controller Board

    Bitcoin Miner Controller Board

    Bitcoin miner controller board revised so J2 is a dedicated USB-C USB 2.0 control and monitoring connector feeding U2, while X1 is a dedicated 25 MHz oscillator driving IC1 on ASIC_CLK for the mining subsystem.

    T

    thea-flux-testing

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • Carousel Horse LED Controller

    Carousel Horse LED Controller

    Production-ready ESP32-DEVKITC-32UE festival carousel horse LED controller schematic with organized Power, ESP32 + Level Shifter + LEDs, Inputs, and DMX + OLED blocks.

    J

    jm16892

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • Dual PCA9685 Servo Controller

    Dual PCA9685 Servo Controller

    Compact 4-layer dual PCA9685 servo controller with Raspberry Pi 5 and STM32 Nucleo interfaces

    D

    deff4rk44

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    U
    U

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • Board A LV Controller 00e9

    Board A LV Controller 00e9

    Per-channel low-voltage controller PCB for RIL TC/HF/LeTID and PID test benches. STM32H7, 16-bit DAC setpoints, 24-bit ADC sense (4-wire), isolated digital interface to gate driver, PT100/RH conditioning, Ethernet, interlocks. Safety-critical brain board.

    A

    anahatasri

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • Dual PCA9685 Servo Controller

    Dual PCA9685 Servo Controller

    4-layer dual PCA9685 servo controller with Raspberry Pi 5, STM32 Nucleo, TXS0102 I2C level shifting, 6.0V/20A servo rail, and 5.1V logic rail.

    D

    deff4rk3

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • Dual PCA9685 Servo Controller

    Dual PCA9685 Servo Controller

    4-layer dual PCA9685 servo controller for Raspberry Pi 5 and STM32 Nucleo with TXS0102 I2C level shifting, 6V/20A servo power distribution, OE safety disable, and VSense monitoring.

    D

    deff4rk2

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • Pi Nucleo PCA9685 Servo Controller

    Pi Nucleo PCA9685 Servo Controller

    4-layer dual PCA9685 servo controller for Raspberry Pi 5 and STM32 Nucleo with 20A servo power distribution

    D

    deff4rk1

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • Dual PCA9685 Servo Controller

    Dual PCA9685 Servo Controller

    Dual PCA9685 servo controller PCB for Raspberry Pi 5 and STM32 Nucleo with 16 servo outputs, 5.1V logic, 6V/20A servo power, and 4-layer layout.

    D

    deff4rk1

    +

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    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • DIN Rail ESP32-S3 Controller

    DIN Rail ESP32-S3 Controller

    DIN-rail ESP32-S3 mains-powered controller with isolated 5 V supply, Ethernet RJ45, USB-C service port, and central LED module connector.

    L

    lukil

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    U

    4 months ago

    0 Uses

    0 Comments

    0 Stars

  • ESP32 8-Channel SSR RTD Controller

    ESP32 8-Channel SSR RTD Controller

    Industrial ESP32-based mains-powered controller with 220 VAC input, isolated 5 V supply, 8 SSR-controlled high-current AC output channels, and a single RTD temperature input. Layout and safety constraints must preserve reinforced isolation and separation between hazardous mains/high-current paths and low-voltage control circuitry.

    B

    beankonducta

    4 months ago

    0 Uses

    0 Comments

    0 Stars

  • 12-24 -> esp controller

    12-24 -> esp controller

    Golf ball dispenser controller with protected 12V-24V DC input, LM2596 5V buck, ESP32 control, INA219 relay-coil sensing, and dry-contact relay output.

    E

    edd03

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    U

    3 months ago

    0 Uses

    0 Comments

    0 Stars

  • ESP32 Quadcopter Flight Controller 4ba8

    ESP32 Quadcopter Flight Controller 4ba8

    ESP32-S3 quadcopter flight controller with OV5640 24-pin DVP camera interface, Wi-Fi video link, BLE telemetry, onboard USB-C power/programming, IMU, barometer, ToF altitude sensing, lidar connector, and 4 ESC PWM outputs.

    S

    sensen02

    +

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    U

    4 months ago

    0 Uses

    0 Comments

    0 Stars

  • ESP32-C3 Industrial Controller

    ESP32-C3 Industrial Controller

    Industrial ESP32-C3 controller board with isolated RS-485, protected 12V-24V input, opto-isolated digital inputs, sensor interfaces, and production debug header.

    N

    namyoungwoo

    4 months ago

    0 Uses

    0 Comments

    0 Stars

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