Waveshare ESP32-S3 Development Board ESP32-S3-LCD-1.47B User Manual

1. Mawu Oyamba

The Waveshare ESP32-S3-LCD-1.47B is a compact and powerful development board designed for AIoT (Artificial Intelligence of Things) applications. It integrates an ESP32-S3 microcontroller with a 1.47-inch LCD display, offering a versatile platform for creating human-machine interfaces (HMI), embedded GUIs using libraries like LVGL, and various smart devices. This board features robust wireless connectivity with 2.4GHz Wi-Fi and Bluetooth 5 (LE), a Micro SD card slot for storage, and a 6-axis inertial sensor for motion detection.

Its built-in RGB color light beads, combined with transparent acrylic layers, allow for cool and dazzling lighting effects, enhancing user interaction and visual appeal in various projects.

2. Zofunika Kwambiri

• Purosesa yochita bwino kwambiri: Equipped with a high-performance Xtensa 32-bit LX7 dual-core processor, capable of running at up to 240 MHz.
• Kulumikizana opanda zingwe: Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE) with a built-in antenna.
• Memory: Integrated 512KB SRAM, 384KB ROM, 8MB PSRAM, and 16MB Flash for ample program and data storage.
• Integrated LCD Screen: Features a 1.47-inch IPS LCD screen with a resolution of 172×320 pixels and 262K colors, driven by an ST7789 chip via 3-wire SPI.
• Kukulitsa kwa Peripheral: Most GPIOs are brought out, and a full-speed USB serial port is integrated for versatile connectivity.
• 6-Axis Inertial Sensor: Includes a built-in QMI8658 six-axis inertial measurement unit (3-axis acceleration, 3-axis gyroscope) for detecting equipment deviation status, step counting, and other functions.
• Slot ya Micro SD Card: Allows for the connection of an external SD card to store pictures or files.
• Kuwongolera Battery: Onboard battery charging management module enables the connection of 3.7V lithium batteries to supply power.
• Kuwala kwa RGB: Built-in RGB color light beads for customizable visual effects.
• Flexible Power Modes: Supports flexible clocks and various power modes for precise control, enabling low-power modes in multiple scenarios.

3. Zamkatimu Phukusi

The standard package includes the Waveshare ESP32-S3-LCD-1.47B Development Board. Please note that there are two main versions available:

• ESP32-S3-LCD-1.47B: Unwelded pin board version.
• ESP32-S3-LCD-1.47B-M: Version with pre-soldered black pin connectors.

Ensure you have received the correct version as per your order. Additional accessories such as USB cables or batteries are typically sold separately unless specified by the retailer.

4. Kukonzekera Guide

4.1. Board Layout and Components

Familiarize yourself with the board's layout and key components before proceeding with setup.

Zigawo Zofunikira:

1. ESP32-S3R8: Dual-core processor, up to 240 MHz.
2. 16MB Flash: For program storage.
3. RGB light beads: Programmable lighting.
4. ME6217C33M5G: Low dropout LDO, current (maximum) 800mA.
5. QMI8658: Six-axis gyroscope accelerometer.
6. Charging management circuit: For battery charging.
7. Patch ceramic antenna: For Wi-Fi and Bluetooth.
8. System battery interface: Connects 3.7V lithium batteries, supports charging and discharging.
9. Kagawo ka Micro SD Card: For external storage.
10. Bwezerani batani: Kukhazikitsanso bolodi.
11. BOOT button: Used for entering bootloader mode for firmware upload.
12. Mtundu-C mawonekedwe: Used for equipment power supply, USB communication, and firmware download.

4.2. Powering the Board

• USB Power: Connect the board to a computer or a 5V USB power adapter using a Type-C USB cable. The Type-C interface (12) provides power and enables USB communication.
• Mphamvu ya Battery: For portable applications, connect a 3.7V lithium battery to the system battery interface (8). The onboard charging management circuit (6) will handle battery charging when USB power is connected.

4.3. Firmware Upload and Development Environment

To program the ESP32-S3-LCD-1.47B, you will typically use the ESP-IDF (Espressif IoT Development Framework) or Arduino IDE with ESP32-S3 board support. Follow these general steps:

1. Ikani Madalaivala: Ensure necessary USB-to-serial drivers are installed on your computer.
2. Connect Board: Connect the board to your computer via the Type-C USB cable.
3. Enter Bootloader Mode: To upload new firmware, press and hold the BOOT button (11), then briefly press the RESET button (10), and finally release the BOOT button. The board will enter download mode.
4. Ikani Firmware: Use your chosen IDE (ESP-IDF, Arduino IDE, etc.) to compile and upload your code to the board.

4.4. GPIO Expansion

The board provides numerous GPIO pins for connecting external peripherals. Refer to the pinout diagram for specific functions and connections.

The diagram illustrates the various functions available on each pin, including UART, PWM, I2S, I2C, ADC, SPI, and general-purpose I/O. Always consult the ESP32-S3 datasheet and specific library documentation for detailed pin usage and limitations.

5. Malangizo Ogwiritsira Ntchito

5.1. LCD Display Usage

The integrated 1.47-inch LCD display is a key feature for creating interactive applications. It supports a resolution of 172x320 pixels and 262K colors. You can develop graphical user interfaces (GUIs) using libraries such as LVGL, which is specifically designed for embedded GUIs and provides user-friendly graphic elements with low memory usage.

5.2. Wi-Fi and Bluetooth Connectivity

The ESP32-S3 supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE) with an onboard antenna. These features enable the board to connect to networks, communicate with other Bluetooth devices, and implement Bluetooth Mesh functionalities. Refer to the ESP-IDF documentation or Arduino examples for programming Wi-Fi and Bluetooth applications.

5.3. Micro SD Card and 6-Axis Sensor

• Yaying'ono Khadi Sd: Insert a formatted Micro SD card into the slot (9) for data logging, storing images, or other file-based operations. Ensure your firmware includes the necessary SD card libraries.
• 6-Axis Inertial Sensor (QMI8658): Utilize the onboard QMI8658 sensor (5) for applications requiring motion detection, orientation tracking, or step counting. Programming examples for this sensor can typically be found in the ESP-IDF or Arduino communities.

6. Kusamalira

• Kuyeretsa: Use a soft, dry cloth to clean the board. Avoid using liquids or abrasive cleaners.
• Posungira: Store the board in a dry, anti-static environment when not in use.
• Kusamalira: Handle the board by its edges to avoid touching sensitive components, especially the display. Static electricity can damage electronic components.
• Zosintha za Firmware: Regularly check for updated firmware or library versions from Waveshare or the ESP32 community to ensure optimal performance and access to new features.

7. Mavuto

• Bodi Silikugwira Ntchito:
  • Check USB cable connection and ensure it's a data-capable cable, not just charging.
  • Verify the power source (USB port or adapter) is functional.
  • If using battery, ensure it's charged and correctly connected.
• Firmware Upload Failure:
  • Ensure the board is in bootloader mode (hold BOOT, press/release RESET, then release BOOT).
  • Check that the correct COM port is selected in your IDE.
  • Verify that the necessary USB-to-serial drivers are installed.
  • Yesani chingwe china cha USB kapena doko.
• Chiwonetsero cha LCD Sichikugwira Ntchito:
  • Ensure your code initializes the display correctly (ST7789 driver, SPI communication).
  • Check for any physical damage to the display or its connections.
  • Verify power supply to the display.
• Mavuto Okhudzana ndi Kulumikizana kwa Wi-Fi/Bluetooth:
  • Check your code for correct Wi-Fi SSID/password or Bluetooth pairing procedures.
  • Ensure the onboard antenna is not obstructed.
  • Test in an environment with minimal wireless interference.

8. Zofotokozera

8.1. General Specifications

8.2. LCD Screen Parameters

8.3. Miyeso ya Mankhwala

The board dimensions are approximately 36.37 mm (length) x 20.32 mm (width). Specific pin spacing and mounting hole details are provided in the diagram.

9. Malangizo Ogwiritsa Ntchito

• Yambani ndi Exampzochepa: If you are new to ESP32-S3 development, begin by exploring official ESP-IDF or Arduino examples for the ESP32-S3 to understand basic functionalities like Wi-Fi, Bluetooth, and display control.
• Malingaliro a Mphamvu: When powering via battery, monitor battery levels, especially during intensive operations like Wi-Fi communication or display updates, to ensure stable performance.
• GPIO Usage: Always double-check the pinout diagram before connecting external components to avoid damage. Some pins may have specific functions or limitations.
• Thandizo la Community: Leverage the vast online communities for ESP32 and Waveshare products. Forums and documentation can provide valuable insights and solutions to common development challenges.

10. Chitsimikizo ndi Thandizo

For technical support, documentation, and resources related to the Waveshare ESP32-S3-LCD-1.47B Development Board, please refer to the official Waveshare website or their dedicated product pages. Many resources, including schematics, example code, and tutorials, are often available there.

Warranty information is typically provided by the seller or manufacturer at the time of purchase. Please retain your proof of purchase for any warranty claims.