WiFi PROTO Board is a miniature, inexpensive wireless 2.4GHz 802.11b solution for your prototype. It carries MRF24WB0MA Wi-Fi radio transceiver module with integrated PCB antenna, matching circuitry, and supports Wi-Fi with the free TCP/IP protocol stack. Board uses 4-wire SPI and UART interface for communication.
Note: If you need WiFi with TCP/IP stack, mikroElektronika recommends WiFi PLUS Click.
WiFi - PROTO Board User Manual [2.31MB] Wi-Fi Examples [34.53MB]