LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch

LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.
LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.
LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.
LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.
LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.
LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.
LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.
LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.
LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.
LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.
LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.
LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.
LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch.

LILYGO® TTGO T-Watch ESP32 WIFI bluetooth S78G GPS LORA Capacitive Touch Screen Programmable Watch Open Source Smart Watch

Regular price $94.99 Sale price $56.99 Save 40%
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Type

Hardware Specifications:

Chipset ESP32, dual-core MCU, PMU power management
FLASH QSPI flash 16MB 
SRAM  520 kB SRAM / PSRAM 8MB
Button power key , IO36
Extended function  
USB to TTL CP2104
Modular interface UART, SPI, SDIO, I2C, LED PWM , PWM, I2S, IRGPIO, capacitor touch sensor, ADC, DACLNA 
On-board clock 40MHz crystal oscillator 
Working voltage 2.7V-3.6V
Working current about 70mA
Sleep current about 3mA
Working temperature   -40℃ ~ +85℃
Size & Weight 46.47 x 43 x 20.4mm
43.19g
Display 1.54 inch LCD capacitive touch screen
Sensor BMA423 three accelerometer, built-in step counting algorithm, activity recognition / tracking, advanced gesture recognition.
RTC clock PCF8563
 
Power Supply Specifications:


Power Supply USB 5V/1A
Charging current 500mA
Battery 3.7V lithium battery
 
Wi-Fi:


Standard FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC
Protocol 802.11 b/g/n(802.11n, speed up to150Mbps) A-MPDU and A-MSDU polymerization, support 0.4μS Protection interval
Frequency 2.4GHz~2.5GHz(2400M~2483.5M)
Transmit Power 22dBm
Communication distance 300m
Bluetooth  
Protocol meet bluetooth V4.2 BR/EDR and BLE standard
Radio frequency with -97dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFH
Audio frequency CVSD&SBC audio frequency
 
Software Specifications:


Wi-Fi Mode Station/SoftAP/SoftAP+Station/P2P
Security mechanism WPA/WPA2/WPA2-Enterprise/WPS
Encryption Type  AES/RSA/ECC/SHA
Firmware upgrade UART download/OTA (Through network/host to download and write firmware)
Software Development Support cloud server development /SDK for user firmware development
Networking protocol IPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT
User Configuration AT + Instruction set, cloud server, android/iOSapp
OS FreeRTOS
 


Appearance Specifications:
 
T-Watch onboard:

 
1.54 inch LCD capacitive touch screen: ST7789V
Touch screen chip: FT5206
Accelerometer: BMA423
PMU power management: AXP202
RTC clock module: PCF8563
 
Expand the interface:
 
Support microphone: MSM261S4030H0
Support SPI TF memory card
2 digital I/Os: GPIO25, GPIO26 (supports ADC, DAC)
Support I2C, UART, SPI communication protocol



Product Details:
 
Accelerometer:
• Chip: BMA423
• Latest generation triaxial, low-g acceleration sensor
• ultra-small
• digital interfaces
• 2-bit digital resolution and embedded intelligence
• allows low-noise measurement of accelerations in 3 perpendiculars and thus senses wrist tilt, tab/double tab and enables plug & play step counting especially in wearable devices.
 
Recommended for:
- Step-counting in wearable devices
- Wake up display on wrist tilt
- Low power user interaction by tab/double tab
- Advanced gesture recognition
- Activity recognition/tracking
- Advanced power management
- Tilt compensation for electronic compass

Package includes:
(the battery is not includes)

GPS and LORA (s78G) Black Optional:
1 x GPS and LORA (s78G) Black version

GPS and LORA (s78G) Black Optional:
1 x GPS and LORA (s78G) White version

T-Watch S78G GPS LORA Optional:
1 X Expansion board




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