Product Details:
Latest generation triaxial, low-g acceleration sensor from Bosch. 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 ‘n’ 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. 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 Press 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 range -40℃ ~ +85℃. Size&Weight 46.47*43*20.4mm. 43.19g. Display: 1.54 inch LCD capacitive Press screen. Sensor: BMA423 three-axis accelerometer, built-in step counting algorithm, activity recognition/tracking, advanced gesture recognition. RTC clock : PCF8563
Power Supply Specifications
Power Supply Specifications
Power Supply USB 5V/1A. Charging current 500mA.attery 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 range 2.4GHz~2.5GHz(2400M~2483.5M)Transmit Power 22dBm. Communication distance 300m
Bluetooth
- Protocol meet Bluetooth v4.2BR/EDR and BLE standard
- Radiofrequency 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/ios app
- OS FreeRTOS
T-Watch onboard:
- 1.54 inch LCD capacitive Press screen: ST7789V
- Touch screen chip: FT5206
- Three-axis 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
- Accelerometer
- Chip: BMA423
Package Contents:
- 1 x T-Watch
- 1 x Female Pin extension board
- 1 x Blackstrap(25.5CM)
- 1 x Charging cable
- 1 x Data cable
- 1 x Small screwdriver
- 4 x Small screw
- 1 x Blue small rag
- 1 x Manual
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