Introduction
ESP32-S3-Touch-LCD-4.3B is a microcontroller development board with 2.4GHz WiFi and BLE 5 support, integrates high-capacity Flash and PSRAM. Onboard
4.3inch capacitive touch screen can smoothly run GUI programs such as LVGL. Combined with various peripheral interfaces, suitable for the
quick development of the HMI and other ESP32-S3 applications

Features
Equipped with Xtensa 32-bit LX7 dual-core processor, up to 240MHz main frequency
Supports 2.4GHz Wi-Fi (802.11 b/g/n) and Bluetooth 5 (LE), with onboard antenna
Built in 512KB SRAM and 384KB ROM, with onboard 16MB Flash and 8MB PSRAM
Onboard 4.3inch capacitive touch display, 800×480 resolution, 65K color
Supports capacitive touch control via I2C interface, 5-point touch with interrupt support
Onboard voltage regulator, supports 7~36V wide range power supply
Onboard RTC chip and rechargeable battery to ensure time data is not lost when power loss
Onboard CAN, RS485, I2C interface and TF card slot, GH1.25 2P battery header and digital isolated IO interfaces, etc.
Supports passive and active digital input, with bi-directional optocoupler isolation
Supports digital output with optocoupler isolation, provides higher driving capability with up to 450mA sinking current
Onboard LED indicators for indicating the power and battery recharging status
Supports flexible clock, module power supply independent setting and other controls to realize low power consumption in different scenarios

Package Content
ESP32-S3-Touch-LCD-4.3B-BOX x1

Note
Technical Support is provided, please contact with us first if you have any problem .