Keyestudio Pro Micro ATmega32U4 3.3V/16MHz Development Board KS0249
The LILYGO® TTGO T-Watch is a programmable wearable device with an ESP32 chipset, designed for IoT applications and custom firmware development. It features a 1.54-inch LCD screen, Wi-Fi and Bluetooth connectivity, and an accelerometer for activity tracking and gesture recognition.
Features:
- Programmable ESP32 chipset with dual-core MCU
- Wi-Fi and Bluetooth connectivity
- 1.54-inch LCD display
- BMA423 accelerometer for activity and gesture recognition
- Built-in RTC (PCF8563)
- Supports FreeRTOS and OTA firmware upgrades
The LILYGO® TTGO T-Watch is a versatile wearable device with an ESP32 dual-core chipset, designed for various IoT and embedded system projects. With Wi-Fi and Bluetooth connectivity, this smartwatch offers advanced features such as activity and gesture tracking through the BMA423 accelerometer. The device includes a 1.54-inch LCD display, a PCF8563 RTC for timekeeping, and supports FreeRTOS for real-time task management. It also provides cloud SDK and firmware upgrade options via OTA or UART.
Specifications:
| Chipset | ESP32, dual-core MCU, PMU power management |
| Memory | 16MB QSPI flash, 520kB SRAM, 8MB PSRAM |
| Display | 1.54-inch LCD screen |
| Interfaces | UART, SPI, SDIO, I2C, LED PWM, PWM, I2S, IR GPIO, Capacitive Touch Sensor, ADC, DAC |
| Sensor | BMA423 three-axis accelerometer with step counting, activity recognition, gesture recognition |
| RTC Clock | PCF8563 |
| Connectivity | Wi-Fi (802.11 b/g/n), Bluetooth (V4.2 BR/EDR & BLE) |
| Power Input | USB 5V/1A, 3.7V lithium battery (JST: 2-pin 1.25mm) |
| Working Current | ~70mA |
| Sleep Current | ~1mA |
| Working Temperature | -40°C ~ +85°C |
| Size | 46.47 x 43 x 20.4mm |
| Weight | 43.19g |
| Operating System | FreeRTOS |
| Firmware Upgrade | OTA or UART |
Applications:
- Wearable IoT solutions
- Fitness and health tracking
- Environment monitoring
- Educational and hobbyist projects
- Custom firmware and cloud-based application development
Package Includes:
- 1 x T-watch-N
- 1 x Blackstrap (25.5 cm)
- 1 x Data Cable
- 1 x Box