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66 lines
2.3 KiB
Plaintext
66 lines
2.3 KiB
Plaintext
---
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id: twatch
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title: LILYGO® T-Watch
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sidebar_label: LILYGO® T-Watch
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sidebar_position: 6
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---
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The T-Watch S3 is a compact wearable device featuring a 1.54-inch IPS LCD touch screen with a resolution of 240x240 pixels. It includes haptic feedback, an integrated microphone, speaker, real-time clock, and a three-axis accelerometer.
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## Specifications
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- **MCU**
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- ESP32-S3 (WiFi & Bluetooth 5 LE)
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- **LoRa Transceiver**
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- Semtech SX1262
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- **Frequency options**
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- 915 MHz
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- 868 MHz
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- 433 MHz
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- **Antenna**
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- U.FL/IPEX antenna connector for LoRa
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- **Connectors**
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- Micro-USB
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## Features
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- 1.54 inch ST7789V TFT LCD (Resolution: 240 x 240)
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- DRV2605 Haptic Driver
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- I2S Speaker/Microphone & MAX98357 I2S Amp
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- AXP2101 PMU and 400mAh battery.
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- BMA423 Three Axis accelerometer
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- Real-Time Clock
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## Flashing
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If you are having issues flashing the T-Watch S3, especially if it's your first attempt, you may need to manually place the device into Espressif's Firmware Download mode. Please follow the process below to do so.
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:::warning
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Do not proceed unless an antenna is connected to avoid possible damage to the device's radio.
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:::
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The following process will manually place the device into the Espressif Firmware Download mode:
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1. Ensure the device is powered off by pressing and holding the crown button.
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2. Remove the device's back cover.
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3. Locate and press and hold the boot button.
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4. While holding the boot button, press the crown button once to turn the device on.
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5. After 2-3 seconds, release the BOOT button.
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With the device now in the Espressif Firmware Download mode, you can proceed with flashing using one of the supported flashing methods. It's generally recommended to use the [Web Flasher](https://flasher.meshtastic.org/). You can select "T Watch S3" from the device drop-down.
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## Resources
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- Firmware file: `firmware-t-watch-X.X.X.xxxxxxx.bin`
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- Purchase links:
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- LilyGO Store: [T-Watch 433/868/915Mhz](https://www.lilygo.cc/products/t-watch-s3)
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- AliExpress: [T-Watch 433/868/915MHz](https://www.aliexpress.us/item/3256805456685117.html)
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- US Distributor - Purchase link: Rokland [915MHz](https://store.rokland.com/products/lilygo-t-watch-s3-open-source-smartwatch-with-lora-and-esp32)
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