ESP32-S3 product introduction：
The ESP32-S3 is an MCU chip with integrated 2.4 GHz Wi-Fi and Bluetooth 5(LE), supporting long range mode.
The ESP32-S3 is equipped with an Xtensa 32-bit LX7 dual-core processor, with a main frequency of up to 240 MHz.
Built-in 512 KB SRAM (TCM), 45 programmable GPIO pins and extensive communication interfaces.
The ESP32-S3 supports OctalSPlflash and high capacity off-chip RAM and supports user configuration of data and instruction cache.

How to download the ESP32-53:
The ESP32-S3 downloads the burn-in program file (burn-in firmware), which can be downloaded via the ESP32's direct USB port.
Downloading can also be done via the integrated hardware USB-to-serial port.
In short, both TYPE-C USB ports on the board can be used to download programs.
In the Windows environment, you can download via the official flash_ download_ tool _xxx software. Note that the two USB port methods are once the USB method and once the UART method.

Low power management
Power management unit, five power consumption modes
Ultra-Low Power Processor (ULP):
ULP-RISC-V coprocessor
ULP-FSM coprocessor

Safety mechanism：
Secure start
Flash encryption
4096 bits OTP, users can use up to 1652 bits

Encryption hardware accelerator:
AES- 128/256 (FIPS PUB 197)
Hash (FIPS PUB 180-4)
RSA
Random number generator (RNG)
HMAC
Digital signature

Package contains:
3 x ESP32-S3 ESP32-S3-DevKitC-1