T-Watch Introduction


1.Technical Parameters

  • T-Watch onboard:
    • 1.54 inch LCD capacitive touch screen: ST7789V
    • Touch screen chip: FT5206
    • Three-axis accelerometer: BMA423
    • PMU Power Management: AXP202
    • RTC clock module: PCF8563
  • ESP-32 Master control:
    • Processors:
      • CPU: Xtensa dual-core 32-bit LX6 microprocessor, operating at 240 MHz
      • Ultra low power (ULP) co-processor
    • Memory: 520 KiB SRAM
    • Wireless connectivity:
      • Wi-Fi: 802.11 b/g/n
      • Bluetooth: v4.2 BR/EDR and BLE
    • Power supply:Type-C USB/Lithium battery
    • Operating Voltage:3.3V


ESP32 was created and developed by Lexin Information Technology, a Shanghai-based Chinese company, and manufactured by TSMC using 40-nanometer technology. It is the successor to the ESP8266 microcontroller.

Boot demo video


Interface switching video


2. Appearance specifications


3. Component layout

../_images/model2.jpg ../_images/model3.jpg

4. Pin definition