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
Battery capacity:180mA
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:Customizable programming
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
– Main chip:ESP32, dual core MCU (Bluetooth / integrated dual mode wifi), PMU power tube
– Display:1.54 inch LCD capacitive
– Touch screen chip:FT5206
– Sensor:BMA423 three-axis accelerometer, integrated step number algorithm, activity/tracking recognition, advanced recognition gesture
– RTC Watch: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 ‘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
– Activity recognition/tracking
– Advanced power management
– Tilt compensation for electronic compass
>>>More Information:Click here to open
Expansion board introduction
TTGO T-Watch Baisc is an ESP32-based programmable watch kit consisting of a core PCB and a Baisc backplane. We have introduced a range of functional backplanes that make T-Watch full of possibilities and can be used for a wider range of programming.
1. T-Watch SIM800L Bottom PCB Board (If you need to buy this board separately, you can buy Product ID:1551816)
Features
Development platform:ESP-IDF (native SDK), , Lua, MicroPython, Scratch
Support SIM card mobile communication function
Support microphone
Support voice
Support for scalable module use
Code:Click here to open
ESP32:Characteristic:Description
GPIO05:CS:Screen, TFT_CS
GPIO18:SCLK:Screen, TFT_SCLK
GPIO19:MOSI:Screen, TFT_MOSI
GPIO27:DC:Screen, TFT_DC
GPIO12:BL:Screen, TFT_BL
ESP32:Characteristic:Description
GPIO33:TX:SIM Card, UART_SIM_TX
GPIO34:RX:SIM Card, UART_SIM_RX
GPIO14:RST:SIM Card, SIM_RST
GPIO15:PWKEY:SIM Card, SIM_PWKEY
GPIO04:BOOST:SIM Card, SIM_BOOST_CTRL
Package includes
1 x T-Watch
1 x Female Pin extension board
1 x Black strap(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
1 x Exclusive box
1 x T-Watch SIM800L PCB backplane
1 x Antenna
2. T-watch Touch Sensor Controller MPR121 PCB Expansion Board (If you need to buy this board separately, you can buy Product ID:1551818)
Feature
Support for reading and writing TF card
Support for the use of extensible modules
ESP32:Characteristic:Description
GPIO05:CS:Screen, TFT_CS
GPIO18:SCLK:Screen, TFT_SCLK
GPIO19:MOSI:Screen, TFT_MOSI
GPIO27:DC:Screen, TFT_DC
GPIO12:BL:Screen, TFT_BL
GPIO13:CS:TF_CS
GPIO15:MOSI:TF_MOSI
GPIO02:MISO:TF_MISO
GPIO14:SCLK:TF_SCLK
Code:Click here to open
Package includes
1 x T-Watch
1 x Female Pin extension board
1 x Black strap(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
1 x Exclusive box
1 x T-Watch Touch Sensor Controller MPR121 PCB Backplane
1 x Cable
3. T-Watch GPS-M8N Bottom PCB Board (If you need to buy this board separately, you can buy Product ID:1547654)
Feature
GPS positioning function:latitude and longitude, collecting altitude data
Support for reading and writing TF card
Support module expansion
ESP32:Characteristic:Description
GPIO05:CS:Screen, TFT_CS
GPIO18:SCLK:Screen, TFT_SCLK
GPIO19:MOSI:Screen, TFT_MOSI
GPIO27:DC:Screen, TFT_DC
GPIO12:BL:Screen, TFT_BL
GPIO13:CS:TF_CS
GPIO15:MOSI:TF_MOSI
GPIO02:MISO:TF_MISO
GPIO14:SCLK:TF_SCLK
GPIO33:TX:UART_GPS_TX
GPIO34:RX:UART_GPS_RX
Code:Click here to open
Package includes
1 x T-Watch
1 x Female Pin extension board
1 x Black strap(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
1 x Exclusive box
1 x T-Watch GPS-M8N PCB backplane
1 x Antenna
4. T-Watch GPS+Lora(S76G) Bottom PCB Board (If you need to buy this board separately, you can buy Product ID:1551815)
Feature
Development platform:ESP-IDF (native SDK), , Lua, MicroPython, Scratch
Support GPS function
Support Lora transmission
Support for expandable module use
ESP32:Characteristic:Description
GPIO05:CS:Screen, TFT_CS
Additional information
| Weight | 0.15 kg |
|---|
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