18.1 Features ............................................................................................................................. 555
18.2 Overview........................................................................................................................... 556
18.2.1 Block Diagram ..................................................................................................... 556
18.2.2 Mode Transitions ................................................................................................. 556
18.3 Pin Configuration.............................................................................................................. 564
18.5 Register Descriptions ........................................................................................................ 565
18.6.1 Boot Mode ........................................................................................................... 574
18.6.2 User Program Mode............................................................................................. 580
18.7.1 Program Mode ..................................................................................................... 584
18.7.4 Erase Mode .......................................................................................................... 589
18.7.5 Erase-Verify Mode............................................................................................... 589
18.8 Protection .......................................................................................................................... 591
18.8.3 Error Protection.................................................................................................... 594
19.1 Overview........................................................................................................................... 607
19.1.1 Block Diagram ..................................................................................................... 608
19.2 Oscillator Circuit............................................................................................................... 609
.................................................................................. 607
Rev. 3.00 Mar 21, 2006 page xxv of xxviii