Description
Hardware Specifications:
ChipsetESP32, dual-core MCU, PMU power managementFLASHQSPI flash 16MB SRAM 520 kB SRAM / PSRAM 8MBButtonpower key , IO36Extended function USB to TTLCP2104Modular interfaceUART, SPI, SDIO, I2C, LED PWM , PWM, I2S, IRGPIO, capacitor touch sensor, ADC, DACLNA On-board clock40MHz crystal oscillator Working voltage2.7V-3.6VWorking currentabout 70mASleep currentabout 3mAWorking temperature -40? ~ +85?Size & Weight46.47 x 43 x 20.4mm
43.19gDisplay1.54 inch LCD capacitive touch screenSensorBMA423 three accelerometer, built-in step counting algorithm, activity recognition / tracking, advanced gesture recognition.RTC clockPCF8563
Power Supply Specifications:
Power SupplyUSB 5V/1ACharging current500mABattery3.7V lithium battery
Wi-Fi:
StandardFCC/CE-RED/IC/TELEC/KCC/SRRC/NCCProtocol802.11 b/g/n(802.11n, speed up to150Mbps) A-MPDU and A-MSDU polymerization, support 0.4?S Protection intervalFrequency2.4GHz~2.5GHz(2400M~2483.5M)Transmit Power22dBmCommunication distance300mBluetooth Protocolmeet bluetooth V4.2 BR/EDR and BLE standardRadio frequencywith -97dBm sensitivity NZIF receiver Class-1,Class-2&Class-3 emitter AFHAudio frequencyCVSD&SBC audio frequency
Software Specifications:
Wi-Fi ModeStation/SoftAP/SoftAP+Station/P2PSecurity mechanismWPA/WPA2/WPA2-Enterprise/WPSEncryption Type AES/RSA/ECC/SHAFirmware upgradeUART download/OTA (Through network/host to download and write firmware)Software DevelopmentSupport cloud server development /SDK for user firmware developmentNetworking protocolIPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTTUser ConfigurationAT + Instruction set, cloud server, android/iOSappOSFreeRTOS
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 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, you can buy Product ID: 1551816)
Features:
Development platform: ESP-IDF (native SDK), , Lua, MicroPython, ScratchSupport SIM card mobile communication functionSupport microphoneSupport voiceSupport for scalable module use
Code: Click here to open
ESP32CharacteristicDescriptionGPIO05CSScreen, TFT_CSGPIO18SCLKScreen, TFT_SCLKGPIO19MOSIScreen, TFT_MOSIGPIO27DCScreen, TFT_DCGPIO12BLScreen, TFT_BL
ESP32CharacteristicDescriptionGPIO33TXSIM Card, UART_SIM_TXGPIO34RXSIM Card, UART_SIM_RXGPIO14RSTSIM Card, SIM_RSTGPIO15PWKEYSIM Card, SIM_PWKEYGPIO04BOOSTSIM Card, SIM_BOOST_CTRL
2. T-watch Touch Sensor Controller MPR121 PCB Expansion Board (This item) (If you need to buy this board separately, you can buy Product ID: 1551818)
Feature:
Support for reading and writing TF cardSupport for the use of extensible modules
ESP32CharacteristicDescriptionGPIO05CSScreen, TFT_CSGPIO18SCLKScreen, TFT_SCLKGPIO19MOSIScreen, TFT_MOSIGPIO27DCScreen, TFT_DCGPIO12BLScreen, TFT_BLGPIO13CSTF_CSGPIO15MOSITF_MOSIGPIO02MISOTF_MISOGPIO14SCLKTF_SCLK
Code: Click here to open
3. T-Watch GPS-M8N Bottom PCB Board (If you need to buy this board, you can buy Product ID: 1547654)
Feature:
GPS positioning function: latitude and longitude, collecting altitude dataSupport for reading and writing TF cardSupport module expansion
ESP32CharacteristicDescriptionGPIO05CSScreen, TFT_CSGPIO18SCLKScreen, TFT_SCLKGPIO19MOSIScreen, TFT_MOSIGPIO27DCScreen, TFT_DCGPIO12BLScreen, TFT_BLGPIO13CS
