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    ESP32-P4 1.75inch Knob Display Dev.Board, Touch, WiFi/BT, PC Volume Control, PC Secondary Screen, Case (WS-35888) Silver+Bat
    ESP32-P4 1.75inch Knob Display Dev.Board, Touch, WiFi/BT, PC Volume Control, PC Secondary Screen, Case (WS-35888) Silver+Bat
    ESP32-P4 1.75inch Knob Display Dev.Board, Touch, WiFi/BT, PC Volume Control, PC Secondary Screen, Case (WS-35888) Silver+Bat
    ESP32-P4 1.75inch Knob Display Dev.Board, Touch, WiFi/BT, PC Volume Control, PC Secondary Screen, Case (WS-35888) Silver+Bat

    ESP32-P4 1.75inch Knob Display Dev.Board, Touch, WiFi/BT, PC Volume Control, PC Secondary Screen, Case (WS-35888) Silver+Bat

    WS-35888
    €60.26

    48.99 € tax excl.

    ESP32-P4 1.75inch Knob Display Dev.Board, Touch, WiFi/BT, PC Volume Control, PC Secondary Screen, Case (WS-35888) Silver+Bat

    Quantity :
    OUT OF STOCK

    ESP32-P4 1.75inch Knob Display Dev.Board, Touch, WiFi/BT, PC Volume Control, PC Secondary Screen, CNC Metal Case (WS-35888) Silver+Bat

    • Part No.:ESP32-P4-Knob-Touch-AMOLED-1.75S

    ESP32-P4 1.75inch Knob Display Development Board, Multi-functional Knob Screen, Capacitive Touch, 2.4GHz Wi-Fi and Bluetooth Wireless Connection, PC Volume Control, PC Secondary Screen, CNC Metal Case

    ESP32-P4 1.75inch Knob Display
    Development Board

    Multi-functional Knob Screen | Wireless Connection | CNC Metal Case

    ESP32-P4 1.75inch Knob Display Development Board, front view
    ESP32-P4 1.75inch Knob Display Development Board, features
    Version Options
    ESP32-P4-Knob-Touch-AMOLED-1.75S-EN

    ESP32-P4-Knob-Touch-AMOLED-1.75S-EN
    Silver case, without Lithium Batt

    ESP32-P4-Knob-Touch-AMOLED-1.75S

    ESP32-P4-Knob-Touch-AMOLED-1.75S
    Silver case, comes with a 3.7V 800mAh Lithium Batt (assembled before shipment)

    ESP32-P4-Knob-Touch-AMOLED-1.75B-EN

    ESP32-P4-Knob-Touch-AMOLED-1.75B-EN
    Black case, without Lithium Batt

    ESP32-P4-Knob-Touch-AMOLED-1.75B

    ESP32-P4-Knob-Touch-AMOLED-1.75B
    Black case, comes with a 3.7V 800mAh Lithium Batt (assembled before shipment)

    AMOLED Specifications
    display panel AMOLED display size 1.75inch
    resolution 466 × 466 pixels display color 16.7M
    brightness 700cd/m² contrast ratio 100000:1
    Communication interface MIPI Driver IC CO5300
    Touch Supported Touch IC CST9217


    Features

    The product is a high-performance, highly integrated microcontroller development board based on the ESP32-P4NRW32X chip. It is compact in size, with an onboard ESP32-P4 main controller and an ESP32 coprocessor. It features 1.75inch capacitive touch AMOLED display, highly integrated power management chip, 6-axis sensor (3-axis accelerometer and 3-axis gyroscope), RTC chip, low-power audio codec chip, echo cancellation circuit, and so on.

    The ESP32-P4NRW32X chip integrates the Digital Signature Peripheral and a dedicated Key Management Unit, ensuring secure data and operations. It is specifically designed for high-performance and high-security applications, to meet the higher requirements of embedded applications such as Human-Machine interaction, efficient edge computing, and IO expansion.

    • High-performance MCU with RISC-V 32-bit dual-core and single-core processors
    • Onboard ESP32 coprocessor, supporting 2.4GHz Wi-Fi, Classic Bluetooth, and BLE 4.2
    • 128KB HP ROM, 16KB LP ROM, 768KB HP L2MEM, 32KB LP Static RAM, 8KB TCM
    • Powerful image and voice processing capability. Provides image and voice processing interfaces including JPEG Codec, Pixel Processing Accelerator, Image Signal Processor, H264 encoder
    • 32MB PSRAM in the chip's package, with onboard 32MB NOR Flash
    • Onboard audio decoder chip, microphone, dual rotary switches, vibration motor, TF card slot, and highly integrated power management chip
    • Comes with a 1GB TF card pre-installed in the TF card slot by default, supporting file storage via the USB port
    • Security features: Secure Boot, Flash Encryption, hardware encryption accelerators, and hardware random number generator (RNG). Additionally, hardware access protection mechanisms help to enable Access Permission Management and Privilege Separation
    • CNC process metal case with silver / black color options, nice looking and durable, easy to carry
    Application Scenarios
    ESP32-P4 1.75inch Knob Display Development Board, application scenarios

    Smart Rotary Knob Display
    Intuitive Control at Your Fingertips
    ESP32-P4 1.75inch Knob Display Development Board, supports Pomodoro timer

    CNC process metal case

    Precision-machined CNC metal case, options for silver / black color,
    nice looking and durable

    ESP32-P4 1.75inch Knob Display Development Board, with CNC process metal case
    Supports A2DP protocol, enabling music playback from smartphones via Bluetooth

    Supports audio output via 3.5mm jack, supports uploading music lyrics and covers, and volume control via sliding the knob

    ESP32-P4 1.75inch Knob Display Development Board, supports smartphone Bluetooth connection
    Seamless left-right swipe to switch
    photos or videos

    Supports video playback and digital photo frame functions, swipe to enjoy

    ESP32-P4 1.75inch Knob Display Development Board, supports video playback and digital photo frame functions

    Swipe the Story, Reading at Your Fingertips

    Supports TXT file reading function

    ESP32-P4 1.75inch Knob Display Development Board, supports TXT file reading function

    Used as a PC Secondary Screen

    Supports Display Extension via Type-C port

    ESP32-P4 1.75inch Knob Display Development Board, used as a PC secondary screen

    PC Bluetooth connection for volume control

    Enables smooth volume adjustment of movies and music via the knob

    ESP32-P4 1.75inch Knob Display Development Board, supports PC Bluetooth connection

    Real-time Audio Visualization

    The MIC will capture the surrounding sounds and transform them into a real-time spectrum, letting the sound waves on the screen

    ESP32-P4 1.75inch Knob Display Development Board, supports real-time audio spectrum
    What's On Board
    ESP32-P4 1.75inch Knob Display Development Board, onboard resources
    1. ESP32-P4NRW32X
      with built-in 32MB PSRAM
    2. ESP32-D0WD-V3
      supports Wi-Fi and Classic Bluetooth, 240MHz operating frequency, with 2MB Flash
    3. AXP2101
      highly integrated power management IC
    4. PCF85063
      RTC clock chip
    5. ES7210 ADC chip
      supports echo cancellation algorithms to eliminate echo and improve audio capture accuracy
    6. Dual rotary switches
      Supports customizable knob functions
    7. Display interface
    1. TF card slot
      comes with a 1GB TF card pre-installed by default
    2. Dual microphone design
      with echo cancellation circuit for higher-quality audio capture
    3. IPEX 1 connector
      for connecting external antenna, enabled via resoldering an onboard resistor
    4. Onboard ceramic antenna
      supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE)
    5. ES8311 audio codec chip
    6. QMI8658
      6-axis Inertial Measurement Unit (IMU), including a 3-axis gyroscope and a 3-axis accelerometer
    7. 32MB NOR Flash
    ESP32-P4 1.75inch Knob Display Development Board, onboard resources
    1. Vibration motor
    2. PH1.27 14P SMD header
    3. PH1.25 Lithium Batt header
    4. 3.5mm audio jack
    5. Power button
    1. Type-C port
      switching ESP32-P4 USB or ESP32 UART based on Type-C plug orientation
    2. ESP32-P4 BOOT button
      Press it and power on again to enter download mode


    outline dimensions
    ESP32-P4 1.75inch Knob Display Development Board, outline dimensions

    Balenie Obsahuje / Package Content

    ESP32-P4-Knob-Touch-AMOLED-1.75S

    1. ESP32-P4-Knob-Touch-AMOLED-1.75S (built-in 3.7V Lithium Batt) x1
    Waveshare Electronics
    WS-35888

    Specific References

    ESP32-P4 1.75inch Knob Display Dev.Board, Touch, WiFi/BT, PC Volume Control, PC Secondary Screen, Case (WS-35888) Silver+Bat

    ESP32-P4 1.75inch Knob Display Dev.Board, Touch, WiFi/BT, PC Volume Control, PC Secondary Screen, Case (WS-35888) Silver+Bat

    €60.26

    48.99 € tax excl.