Manual+

LILYGO T-Watch S3

LILYGO T-Watch-S3 915Mhz User Manual

Model: T-Watch S3

1. Bubuka

The LILYGO T-Watch-S3 is a versatile and programmable wearable device designed for development and experimentation. It integrates an ESP32-S3 microcontroller, LoRa communication capabilities, a BMA423 3-axis acceleration sensor, and a MAX98357A audio amplifier with a microphone and speaker. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your T-Watch-S3.

2. Setélan

2.1 Daya Awal Hurung

Before first use, it is necessary to activate the battery by flipping its switch to the ON position. This switch is located inside the device. For prolonged storage, it is recommended to turn off this battery switch.

Instructions for opening the back cover, removing the battery, and flipping the battery switch to ON.
Figure 2.1: Steps to activate the battery switch for initial power on.

2.2 Ngecas

The T-Watch-S3 is equipped with a Micro USB port for charging. Connect the device to a standard USB power source using a compatible Micro USB cable. The charging indicator will provide feedback on the charging status.

2.3 Programming Environment Setup

The T-Watch-S3 supports various development platforms, including Arduino-IDE, ESP-IDF, VS Code, and Micropython. For detailed programming instructions and libraries, refer to the official GitHub repository:

github.com/Xinyuan-LilyGO/TTGO_TWatch_Library

3. Operating the T-Watch-S3

3.1 Fungsi Dasar

The device includes several onboard functions:

  • RTC (Jam Waktu Nyata): For accurate timekeeping.
  • Mikropon: Pikeun input audio.
  • MAX98357A Power Detection: audio terpadu amppangagung.
  • BMA423 3-axis acceleration sensor: For motion detection and activity tracking.

3.2 Konéktipitas

The T-Watch-S3 offers multiple wireless communication options:

  • Wifi: 802.11 b/g/n for network connectivity.
  • Bluetooth: BLE V5.0 for short-range wireless communication.
  • LoRa: Integrated SX1262 transceiver supporting 433Mhz, 868Mhz, and 915Mhz frequencies for long-range, low-power communication.

3.3 Tampilan sareng Interaksi

The device features a 1.54-inch wide-angle IPS LCD with a resolution of 240x240 pixels and 16-bit full color. It supports capacitive touch input for user interaction.

LILYGO T-Watch-S3 display showing time, battery, and LORA status.
Gambar 3.1: Kelample of the T-Watch-S3 display interface.
LILYGO T-Watch-S3 display showing a 'Radio Test' menu with options for 'Disable' and '868M'.
Gambar 3.2: Kelample of a menu interface on the T-Watch-S3.

3.4 Fisik Leuwihview jeung Komponén

Detailed diagram of LILYGO T-Watch-S3 components including ESP32-S3, LoRa SX1262, Micro USB port, Power Button, Vibration Motor, Battery connector, Microphone, and PMU AXP2101.
Figure 3.3: Internal and external components of the T-Watch-S3.
Detailed pinout and component diagram of the T-Watch-S3, showing connections for ESP32-S3, LoRa SX1262, RTC Clock, BMA423 Axis Sensor, I2S Class Max98357A, PDM MIC, Capacitive Touch, and Custom Button.
Figure 3.4: Detailed component and pinout diagram.

4. Spésifikasi

The following table outlines the key technical specifications of the LILYGO T-Watch-S3:

FiturSpésifikasi
Nomer modélT-Watch S3
MCUESP32-S3
Mémori Flash16 MB
RAM PS8 MB
Ukuran tampilan1.54 inci
Resolusi tampilan240x240 pixels, 16-bit full color
Layar cabakKapasitif
Wi-Fi Standar802.11 b/g/n
Standar BluetoothBLE V5.0
Transceiver LoRaSX1262 (433Mhz, 868Mhz, 915Mhz)
Sénsor OnboardBMA423 3-axis acceleration sensor
AudioMicrophone, MAX98357A Power Detection
Kapasitas batré400 Miliamp Jam-jaman
Port ngecasMicro USB
Operating System (Default)Micropython
Ukuran (approx.)47.45mm x 42.36mm x 13mm (watch body)
Dimensions of the LILYGO T-Watch-S3, showing a watch body width of 47.45mm, height of 42.36mm, thickness of 13mm, and total strap length of 272mm.
Figure 4.1: Physical dimensions of the T-Watch-S3.
Summary of T-Watch-S3 features including MCU, Flash, PS RAM, Platform, Wireless, Onboard Functions, SX1262 LoRa Transceiver, DRV2605 Haptic Driver Motor, AXP2101 Power Management Unit, and ST7789V 1.54 inch Wide angle IPS LCD.
Gambar 4.2: Leuwihview tina fitur sareng komponén konci.

5. Pangropéa

To ensure the longevity and optimal performance of your T-Watch-S3, follow these maintenance guidelines:

  • beberesih: Anggo kaén anu lemes sareng garing pikeun ngabersihan alat. Ulah make bahan kimia kasar atawa bahan abrasive.
  • Tahan cai: Alat ieu henteu tahan cai. Hindarkeun kakeunaan cai atanapi kalembaban anu luhur.
  • Panyimpenan: When not in use for extended periods, store the device in a cool, dry place. It is recommended to turn off the internal battery switch for long-term storage to prevent battery drain.
  • Perawatan batré: Ulah sering-sering ngecas batréna nepi ka pinuh. Cas alat sacara rutin pikeun ngajaga kaséhatan batréna.

6. Cara ngungkulan

This section addresses common issues you might encounter with your T-Watch-S3.

  • Alat teu hurung: Ensure the internal battery switch is in the ON position. Connect the device to a charger to confirm it has sufficient battery charge.
  • Difficulty programming: Verify that the correct drivers are installed for your operating system. Ensure the Micro USB cable is functioning correctly and securely connected. Refer to the GitHub repository for specific programming environment setup instructions and troubleshooting tips.
  • Kahirupan batré goréng: Battery life can vary significantly based on usage, active sensors, and wireless communication (Wi-Fi, Bluetooth, LoRa) activity. Optimize your code to utilize low-power modes when possible.
  • Masalah tampilan: If the display is unresponsive or shows artifacts, try restarting the device. Ensure your firmware is correctly configured for the ST7789V display driver.
  • Wireless connectivity problems: Check that Wi-Fi, Bluetooth, or LoRa modules are enabled in your firmware. Ensure you are within range of the network or other devices.

7. Rojongan

For further technical support, detailed documentation, and community resources, please visit the official LILYGO GitHub repository:

github.com/Xinyuan-LilyGO/TTGO_TWatch_Library

This repository contains source code, examples, and discussions that can assist with development and advanced usage.

8. Émbaran jaminan

Specific warranty details for the LILYGO T-Watch-S3 are not provided in this manual. Please refer to the product's purchase documentation or contact your retailer for information regarding warranty coverage and terms.

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