LILYGO TTGO T-Watch SIM800L Bottom Programable PCB Expansion Board For Smart Box Development

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 SIM800L PCB backplane

1 x Antenna

Wiring with the T-watch box, for reference only, the T-watch does not includes: