Product Description:
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Hardware Specifications |
|
|
Chipset |
ESP32, dual-core MCU, PMU power management |
|
FLASH |
QSPI flash 16MB |
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SRAM |
520 KB SRAM / PSRAM 8MB |
|
Button |
Power key |
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USB to TTL |
CP2104 |
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On-board clock |
40MHz crystal oscillator |
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Working voltage |
2.7V-3.6V |
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Working current |
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|
Sleep current |
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Working temperature range |
-40℃ ~ +85℃ |
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Weight |
58.5g |
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Display: |
1.54 inch LCD capacitive touch screen |
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Sensor: |
BMA423 three-axis accelerometer, built-in step counting algorithm, activity recognition / tracking, advanced gesture recognition. |
|
RTC clock: |
PCF8563 |
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Power Supply Specifications |
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Power Supply |
Micro USB (5V/1A) |
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Charging current |
The charging current is programmable and self-adjustable (default 350mA) |
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Battery |
3.7V lithium battery |
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Wi-Fi |
|
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Standard |
FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC |
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Protocol |
802.11 b/g/n(802.11n,speed up to150Mbps)A-MPDU and A-MSDU polymerization,support 0.4μS Protection interval |
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Frequency range |
2.4GHz~2.5GHz(2400M~2483.5M) |
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Transmit Power |
22dBm |
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Communication distance |
300m |
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Bluetooth |
|
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Protocol |
Meet bluetooth v4.2BR/EDR and BLE standard |
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Radio frequency |
With -97dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH |
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Audio frequency |
CVSD&SBC audio frequency |
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Software specification |
|
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Wi-Fi Mode |
Station/SoftAP/SoftAP+Station/P2P |
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Security mechanism |
WPA/WPA2/WPA2-Enterprise/WPS |
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Encryption Type |
AES/RSA/ECC/SHA |
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Firmware upgrade |
UART download/OTA (Through network/host to download and write firmware) |
|
Software Development |
Support cloud server development /SDK for user firmware development |
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Networking protocol |
IPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT |
|
User Configuration |
AT + Instruction set, cloud server, android/iOSapp |
|
OS |
FreeRTOS |
Note: This PCB does not support extended functions, if you need extended functions, you can choose the old version like these:
| T-Watch Version | Product ID (Click to buy) |
| Basic version | Product ID: 1501125 |
| With Keyboard version | Product ID: 1671817 |
| T-Watch Upgraded Version | Product ID: 1551855 (Black) |
| T-Watch Upgraded Version | Product ID: 1551854 (White) |
| T-Watch 7-in-1 Sensor Development Kit Version | Product ID: 1671639 |
| T-Watch 14-in-1 Sensor Development Kit Version | Product ID: 1553613 |
| With Snail Speaker Version | Product ID: 1609382 |
| T-Quick T-Watch Motor Ball Version | Product ID: 1609464 |
| NEW T-Watch-2020 Black | This item |
| NEW T-Watch-2020 White | Product ID: 1712764 |
More Information:
https://github.com/Xinyuan-LilyGO/TTGO_TWatch_Library
https:/t-watch-document-en.readthedocs.io/en/latest/index.html
Package includes:
1 x T-Watch-2020
1 x Micro USB Charging Cable
| Weight | 0.107 kg |
|---|---|
| Color | Black, White |
