ESP32

ESP32

ESP32 is a single 2.4 GHz Wi-Fi-and-Bluetooth combo chip designed with the TSMC low-power 40 nm technology. It is designed to achieve the best power and RF performance, showing robustness, versatility and reliability in a wide variety of applications and power scenario

• Datasheet

ESP32-S2

ESP32-S2

ESP32-S2 Saola 1R is a powerful, generic Wi-Fi MCU module that integrates ESP32-S2. It has a PCB antenna, a 4 MB external SPI flash and an additional 2 MB PSRAM

• datasheet

ESP32-S2 SD Card- Default pin assignments

• programming guide
  • storage/sd_card/sdspi demonstrates how to operate an SD card formatted with the FatFS file system via the SPI interface.