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  • LILYGO® TTGO T-Watch Sensor Development Kit STEM Programming Educational Sensor Module Multiple Function Sensor
  • LILYGO® TTGO T-Watch Sensor Development Kit STEM Programming Educational Sensor Module Multiple Function Sensor
  • LILYGO® TTGO T-Watch Sensor Development Kit STEM Programming Educational Sensor Module Multiple Function Sensor
  • LILYGO® TTGO T-Watch Sensor Development Kit STEM Programming Educational Sensor Module Multiple Function Sensor
  • LILYGO® TTGO T-Watch Sensor Development Kit STEM Programming Educational Sensor Module Multiple Function Sensor
  • LILYGO® TTGO T-Watch Sensor Development Kit STEM Programming Educational Sensor Module Multiple Function Sensor
LILYGO® TTGO T-Watch Sensor Development Kit STEM Programming Educational Sensor Module Multiple Function Sensor

LILYGO® TTGO T-Watch Sensor Development Kit STEM Programming Educational Sensor Module Multiple Function Sensor COD

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                         More information: 


                        https://t-watch-document-en.readthedocs.io/en/latest/introduction/index.html

                        https://github.com/Xinyuan-LilyGO/TTGO_TWatch_Library

                        Hardware Specifications 
                        ChipsetESP32, dual-core MCU, PMU power management
                        FLASHQSPI flash 16MB / PSRAM  8MB
                        SRAM 520 kB SRAM
                        Buttonpower key, IO36
                        Extended functionReference enhanced version and sensor kit
                        USB to TTLCP2104
                        Modular interfaceUART, SPI, SDIO, I2C, LED PWM, PWM, I2S, IRGPIO, capacitor touch sensor, ADC, DACLNA 
                        On-board clock40MHz crystal oscillator 
                        Working voltage2.7V-3.6V
                        Working currentAbout 70mA
                        Sleep currentAbout 3mA
                        Working temperature range-40 ~ +85
                        Size&Weight46.47*43*20.4mm
                        43.19g
                        Display: 1.54 inch LCD capacitive touch screen
                        Sensor:BMA423 three-axis accelerometer, built-in step counting algorithm, activity recognition / tracking, advanced gesture recognition.
                        RTC clock : PCF8563
                        Power Supply Specifications 
                        Power SupplyUSB 5V/1A
                        Charging current500mA
                        Battery3.7V lithium battery
                        Wi-Fi 
                        StandardFCC/CE-RED/IC/TELEC/KCC/SRRC/NCC(esp32 chip)
                        Protocol802.11 b/g/n (802.11n, speed up to150Mbps) A-MPDU and A-MSDU polymerization, support 0.4μS Protection interval
                        Frequency range2.4GHz~2.5GHz(2400M~2483.5M)
                        Transmit Power22dBm
                        Communication distance300m
                        Bluetooth 
                        ProtocolMeet bluetooth v4.2BR/EDR and BLE standard
                        Radio frequencywith -97dBm sensitivity NZIF receiver Class-1, Class-2&Class-3 emitter AFH
                        Audio frequencyCVSD&SBC audio frequency
                        Software specification 
                        Wi-Fi ModeStation/SoftAP/SoftAP+Station/P2P
                        Security mechanismWPA/WPA2/WPA2-Enterprise/WPS
                        Encryption Type AES/RSA/ECC/SHA
                        Firmware upgradeUART download/OTA (Through network/host to download and write firmware)
                        Software DevelopmentSupport cloud server development /SDK for user firmware development
                        Networking protocolIPv4, IPv6, SSL, TCP/UDP/HTTP/FTP/MQTT
                        User ConfigurationAT + Instruction set, cloud server, android/iOSapp
                        OSFreeRTOS


                        1. Button Module:


                        A switch that can control the passage or open circuit. Generally, it is used as a passage and released as an open circuit.


                        Pin Details

                        ESP32
                        Attributes
                        Description
                        GPIO25
                        1-Wire
                        Button


                        2. RGB Module


                        Pin Details

                        ESP32
                        Attributes
                        Description
                        GPIO25
                        1-Wire
                        WS2812


                        3. Pir Human Detection Module

                        PIR sensors are commonly used for security alarms and automatic lighting applications.

                        PIR sensor detects general motion but does not provide information about the mover or moving object

                         

                        Pin Details

                        ESP32
                        Attributes
                        Description
                        GPIO25
                        1-Wire
                        Pir infrared sensor


                        4. DHT11 Module:

                        It is a sensor combined with temperature and humidity sensing components.

                        The built-in processor converts the measured temperature and humidity data into digital signals, and then sends the data.

                         

                        Pin Details

                        ESP32
                        Attributes
                        Description
                        GPIO25
                        1-Wire
                        DHT11


                        5. Door Contact

                        Door Contact is a device for security alarm. It consists of a wireless transmitter and a permanent magnet. It is used to detect whether doors, windows, drawers, etc. are illegally opened or moved.


                        Pin details

                        ESP32
                        Attributes
                        Description
                        GPIO25
                        1-Wire
                        Door


                        6. Microphone


                        The microphone is a device – a transducer – that converts sound into an electrical signal


                        Pin details

                        ESP32
                        Attributes
                        Description
                        GPIO33
                        1-Wire
                        Microphone


                        7. Function_extension


                        The expansion module can be freely combined with various modules.


                        Pin details

                        ESP32
                        Attributes
                        Description
                        GPIO25,26
                        NULL
                        Function_extension


                        Package includes:

                         1 x Basic TTGO T-Watch

                        1 x Black strap

                        1 x DHT11 sensor

                        1 x Button sensor

                        1 x WS2812-RGB sensor

                        1 x Door-Contact sensor

                        1 x Pir sensor

                        1 x 2 Function extension sensor

                        1 x Microphone sensor

                        1 x A small box of For Lego latches

                        1 x USB-C charging cable

                        3 x Module connection cable (15cm)

                        3 x Module connection cable (30cm)

                        1 x Product manual

                        1 x Plastic box



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