| Brand: | Haitronic |
| Product Code: | HS2343 |
| Availability: | 9999 |
HS2343 TTGO T-Watch-2020 ESP32 Main Chip 1.54 Inch Touch Display Programmable Wearable Environmental Interaction
Product Description
|
Hardware Specifications |
|
|
Chipset |
ESP32, dual-core MCU, PMU power management |
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FLASH |
QSPI flash 16MB |
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SRAM |
520 KB SRAM / PSRAM 8MB |
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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 |
60ma |
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Sleep current |
1.7ma |
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Working temperature range |
-40℃ ~ +85℃ |
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Weight |
|
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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. |
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RTC clock : |
PCF8563 |
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Battery Model : LQ-S1 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 380mA) |
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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） |
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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 |
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User Configuration |
AT + Instruction set, cloud server, android/iOSapp |
|
OS |
FreeRTOS |
More Information
https://github.com/Xinyuan-LilyGO/TTGO_TWatch_Library
https:/t-watch-document-en.readthedocs.io/en/latest/index.html
Micropython ESP32 firmware download address
https://micropython.org/download/esp32/
