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4.3 Page Accessing and Cycle Queue..................................................................... 15
4.4 Caching and flashing ........................................................................................ 18
5. SENSOR DATA QUERY SUB-SYSTEM ................................................................ 19
5.1 Overview........................................................................................................... 19
5.2 Comparison of searching algorithms ................................................................ 19
5.3 Dynamic and static binary search ..................................................................... 21
6. RADIO FREQUENCY COMMUNICATION SUBSYSTEM .................................. 26
6.1 Overview........................................................................................................... 26
6.2 Overview of IEEE 802.15.4 and ZIGBEE........................................................ 26
6.3 Specification in CC2430 and Physics and MAC Layer.................................... 31
6.4 TCP/IP Protocol Implementation ..................................................................... 34
7. USER INTERFACE SUBSYSTEM......................................................................... 39
7.1 Overview........................................................................................................... 39
7.2 Browser-based interface ................................................................................... 39
7.3 Way to hookup.................................................................................................. 40
7.4 Processing within ZigBee network................................................................... 41
8. RESEARCH OF EMBEDDED OPERATING SYSTEM.......................................... 43
8.1 Overview........................................................................................................... 43
8.2 Overview of Embedded Operating System ...................................................... 43
8.3 Migrate to our system ....................................................................................... 44
8.4 Basic software architecture of RTX51 tiny ...................................................... 46
8.5 Stack Management in RTX51 tiny.................................................................... 49
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