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LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)

上市日期: 2020-04-11
建议销售价: 0

LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard

LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)

 

Product Description

Hardware Specifications

 


ChipsetESP32,dual-core MCU,PMU power management
FLASHQSPI flash 16MB 
SRAM 520 kB SRAM  /  PSRAM  8MB
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 1mA
Working temperature range-40℃ ~ +85℃
Size
91.71 x 70.64 x 25.33mm
Weight56.23g
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(JST:2Pin 1.25mm)
Wi-Fi
StandardFCC/CE-RED/IC/TELEC/KCC/SRRC/NCC
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

 

 

More Information

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

https:/t-watch-document-en.readthedocs.io/en/latest/index.html
 
 
 
 
LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)
 
 
 
 

LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)

LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)

 
LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)
 
Product Size
 
LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)
 
 
Product Detail
 
LILYGO® TTGO T-Watch Keyboard is modified based on the open source project Twitter @ arturo182. At the same time, the externally expanded MINI keyboard can only be used with T-Watch Basic, T-Watch Lora, T-Watch SNAIL.
 
LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)
 
1.T-Watch Keyboard
LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)
 
2.Keyboard
 
LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)
 
3.J-LINK,keyboard can also be connected to the PC by J-LINK and USB interface
1.The interface is simplified, the four line: VCC, SWDIO, SWCLK, GND four interface, compared to JTAG, can save a variety of IO, high speed, download error search.
2.Fully compatible with the traditional J-Link, with all the functions of the J-Link.
3. With the Mirco usb interface (the smart phone with the type of data), general line.
4.3.3V output, also can give the target marine power supply, convenient debugging and download.
5.Onboard recovery fuse, avoid damage to the circuit board, safer.
6.Has a unique ID logo, several devices at the same time troubleshooting is not conflict.
7.With a transparent shrink tube, beautiful and intimate protection.
8.Stable work, no loss of the firmware.
9.The size of the 9, only u-disk, simple circuit, stable and reliable, convenient to move and carry.
LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)
 
Shipping List
 

1. T-Watch Keyboard Option

1 X T-Watch Keyboard

1 x Charging Cable

LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)

 

2.Keyboard Option

1 X Keyboard

1 X AWM 20624 cable

1 X MAX30102 V1.3.1 Board

LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)

 

3. J-LINK Option

1 X J-LINK 

LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)

 

 
LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)
LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)
LILYGO® TTGO T-Watch Keyboard ESP32 Main Chip Programmable Watch Hardware And MINI Expansion Keyboard(1)


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