LILYGO TTGO T-Watch IOTA Compatible With Partcle Building Blocks Programmable Wearable Environmental Interaction ESP32 Chip
Tax included.
Feature:
| 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 | Reference enhanced version and sensor kit |
| USB to TTL | CP2104 |
| Modular interface | UART,SPI,SDIO,I2C,LED PWM, PWM,I2S,IR GPIO,capacitor touch sensor,ADC,DACLNA |
| On-board clock | 40MHz crystal oscillator |
| Working voltage | 27V-3.6V |
| Working current | about 70 mA |
| Sleep current | about 1mA |
| Working temperature range | -40°C ~+85°C |
| Size&Weight | 46.47*43*20.4mm, 43.19g |
| Display | 1.54 inch LCD screen |
| Sensor | BMA423 three-axis accelerometer, built-in step counting algorith-m, activity recognition / tracking, advanced gesture recognition. |
| RTC clock | PCF8563 |
| Power Supply Specifications | |
| Power Supply | USB 5V/1A |
| Charging current | Programmable adjustment |
| Battery | 3.7V lithium battety (JST: 2pin 1.25mm) |
| Wi-Fi Description | |
| Standard | FCC/CE-RED/IC/TELEC/KCC/SRRC/NCC (ESP32 chip) |
| Protocol | 802.11 b/g/n(802.11n, speed up to 150Mbps)A-MPDU and A-MSDU polymerization, support 0.4uS Prrotection interval |
| Frequency range | 2.4GHz-2.5GHz(2400M-2483.5M) |
| Transmit Power | 22dBm |
| Communication distance | 300m |
| Bluetooth Description | |
| 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 specification Description | |
| 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 setï¼?/span>cloud serverï¼?/span>android/IOS app |
| OS | FreeRTOS |
Package includes:
1 x T-Watch IOTA
1 x Partcle Building Blocks
More Information:
Sample code:
https://github.com/Xinyuan-LigyGO/TTGO-T-Watch
