Microcontrollers are everywhere in embedded systems
appliances, watches, toys, cameras, industrial control, mobile phones,sensors, cars, automation
Microcontroller vs. microprocessor market
15 x more microcontroller units sold yearly (8 billion)
20 billion vs 43 billion USD market
Key standard for Wireless Sensor Network
Zigbee/802.15.4 chips to 850 million unit sales by 2016
Modern embedded communications chips are transceivers: theycombine half-duplex transmission and reception.