Based on ESP32-S2FN4R2 WLAN IC - 27 digital input/output pins; all pins have interrupt, PWM, I2C, and one-wire support; I2C, SPI, UART, USB OTG available - Type-C USB interface for reliable, reversible connection and flexible USB options Key benefits - Integrated wireless connectivity for IoT and embedded projects with reliable WLAN - Flexible I/O and multi-protocol support enable complex sensor arrays and modular designs - USB OTG expands peripheral options, allowing USB devices to be hosted or connected directly - Simple, compact platform suitable for a range of embedded applications without adding external bridging components Compatibility and performance - Designed around a robust ESP32-S2FN4R2 WLAN IC foundation - Supports common serial interfaces (I2C, SPI, UART) along with USB OTG for versatile connectivity Use scenarios - Smart home gateway or sensor hub: collect data from multiple I2C/SPI sensors and transmit via WiFi for cloud or local control - USB peripheral controller or host: connect USB devices directly to the board for data collection or control tasks - Embedded data logger or telemetry device: log sensor data locally and transfer updates over WLAN, with flexible I/O for various sensors