The ESP-01S Development Board is a compact module measuring 14.4 × 24.7 mm, designed for Wi-Fi projects. It features a printed circuit board (PCB) trace antenna and offers six active pins for interfacing with other hardware. At its core, the board utilizes a Tensilica L106 Diamond series 32-bit processor coupled with on-chip SRAM, providing robust processing capabilities. The board is also equipped with support for the 802.11 b/g/n Wi-Fi standards, enabling it to connect to wireless networks.
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