The Rabbit Semiconductor BL4S100 ZigBee enabled Ethernet Gateway is a low-cost Rabbit® 4000 microprocessor based single-board computer series that delivers ZigBbee and Ethernet capability. This Rabbit Semiconductor product features an on-board ZigBee RF module that offers mesh networking functionality to make networking easy to deploy and simple to maintain. The integrated Ethernet and ZigBee connectivity of the BL4S100 delivers a low-cost platform to design a ZigBee enabled Ethernet network. The product features a Rabbit 4000 microprocessor running at 40 MHz, 10Base-T Ethernet connectivity, 20 digital I/O, 3 serial ports, 8 analog inputs, battery-backed real-time clock, watchdog supervisor, and screw-terminal connectors.