LilyGO T-Watch S3 - Development Smartwatch - ESP32-S3 - LoRa 868MHz - Silver
- Availability: Directly available from warehouse in Eindhoven
- SKU: 005871
€55.00
Ex Tax: €45.45
The T-Watch S3 from LilyGO is a development smartwatch based on an ESP32-S3 microcontroller. The watch has numerous sensors and in addition to Wi-Fi and Bluetooth, this watch also supports LoRa.
See the following page for more information: GitHub
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LilyGO T-Watch S3 - Development Smartwatch - ESP32-S3 - LoRa 868MHz - Silver
, LILYGO-K214
, With Bluetooth
Specifications
| General | |
| Brand | LilyGO TTGO |
| Manufacturer model/SKU | K214 |
| Features | Battery charger Display Microcontroller Touchscreen Audio amplifier Battery protection circuit Enclosure RTC Vibration motor Microphone Battery Speaker/buzzer Acceleration sensor |
| General physical appearance | |
| Main color | Gray/silver |
| Weight [g] | 58 |
| Dimension X [mm] | 50 |
| Dimension Y [mm] | 41 |
| Dimension Z [mm] | 13 |
| Form factor | Wristband |
| General electrical properties | |
| Minimum supply voltage [V DC] | 5 |
| Maximum supply voltage [V DC] | 5 |
| MCU/SoC | |
| Manufacturer | Espressif |
| Chip series | ESP32-S3 |
| Maximum clock frequency [MHz] | 240 |
| Number of cores | 2 |
| Internal memory | |
| SRAM [KB] | 512 |
| PSRAM [MB] | 8 |
| Flash memory [MB] | 16 |
| EEPROM type | Emulated |
| Communication | |
| Hardware interface(s) | Native USB USB CDC |
| Number of IO-pins | 0 |
| USB to serial converter | Integrated into microcontroller |
| Wireless communication | |
| Interface(s) | Wi-Fi Bluetooth LoRa IR |
| Wi-Fi chip/SoC | ESP32-S3 |
| Wi-Fi frequency [GHz] | 2.4 |
| Bluetooth chip/SoC | ESP32-S3 |
| Bluetooth version | 5.0 |
| Supported Bluetooth standard(s) | LE |
| LoRa chip/SoC | SX1262 |
| LoRa frequency [MHz] | 868 |
| IR receiver/transmitter | Transmitter |
| Display | |
| Type | IPS |
| Driver | ST7789V |
| Screen diagonal [inch] | 1.54 |
| Number of pixels long side | 240 |
| Number of pixels short side | 240 |
| Display shape | Square |
| Pixel colors | RGB |
| Touchscreen | |
| Touchscreen controller | FT6236U |
| Touch type | Capacitive |
| Acceleration sensor | |
| Sensor chip/SoC | BMA423 |
| Degrees of freedom (DOF) | 3 |
| Maximum measuring range [±g] | 16 |
| Maximum resolution [bit] | 12 |
| Sound sensor | |
| Sensor (chip(s)) | SPM1423 |
| Type | Microphone |
| RTC | |
| RTC chip | PCF8563 |
| Back-up battery/capacitor | Yes |
| Audio amplifier | |
| Amplifier chip | MAX98357 |
| Number of (normal) channels | 1 |
| Speaker | |
| Speaker type | Standard |
| Motor driver | |
| Driver chip | DRV2605 |
| Battery circuit | |
| Battery charger chip/SoC | AXP2101 |
| Supported battery chemistry | Li-ion Li-Po |
| Maximum charging voltage [V] | 4.2 |
| Maximum charging current [mA] | 1000 |
| Adjustable charging current | Yes |
| Protection circuit | Yes |
| Safety features | Short circuit Overvoltage Overcurrent Undervoltage |
| Battery | |
| Chemistry | Li-Po |
| Rechargeable | Yes |
| Capacity [mAh] | 470 |
| Maximum cell voltage [V] | 4.2 |
| Connectors | |
| Power supply connector(s) | Micro USB female |
| IO-connector(s) | Micro USB female |
| Wi-Fi/Bluetooth antenna connector | Built-in antenna |
| LoRa antenna connector | Built-in antenna |
| Package contents | |
| Package contents | 1x T-Watch S3 1x USB-A to micro USB cable |