Rabbit semiconductor offers wireless rabbit core modules, through which customers can connect their products directly to the internet and network their devices without wiring headaches. The new rcm4400w is a wi-fi/802.11-based core module that leverages the increasing penetration of wi-fi in businesses around the world. The rabbit power it 4000 microprocessor, running at 58.98 mhz. Other features include up to35 gpio lines shared with six serial ports, hardware dma, quadrature decoders, pwm and up to four levels of alternate pin functions.