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ESP32S3 是一款集成 2.4 GHz Wi-Fi 和 Bluetooth 5 (LE) 的 MCU 芯片,支持远距离模式 (Long Range)。ESP32-S3 搭载 Xtensa® 32 位 LX7 双核处理器,主频高达 240 MHz,内置 512 KB SRAM (TCM),具有 45 个可编程 GPIO 管脚和丰富的通信接口。ESP32-S3 支持更大容量的高速 Octal SPI flash 和片外 RAM,支持用户配置数据缓存与指令缓存。

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关键参数

  • 240 MHz Xtensa® LX7 dual core
  • 512 KB SRAM (TCM) + 384 KB ROM + 4/8/16/32 SPI Flash
  • Wi-Fi4 + BLE 5
  • USB OTG FS
  • 2 × SDIO 主机
  • DMA 5 接收 + 5 发送
  • 44 x GPIO,JTAG 接口
  • 超低功耗协处理器RISC-V (ULP)
  • 硬件加密加速器可支持 AES-128/256、Hash、RSA、HMAC,RNG

ESP32-S3 芯片有 45 个物理通用输入输出管脚 (GPIO Pin)。每个管脚都可用作一个通用输入输出,或连接一个内部外设信号。利用 GPIO 交换矩阵、IO MUX 和 RTC IO MUX,可配置外设模块的输入信号来源于任何的 GPIO管脚,并且外设模块的输出信号也可连接到任意 GPIO 管脚。

ESP32-S3 使用成熟的ESP-IDFWi-Fi MCU竞品包括:

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