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Rev. 1.0, 07/01, Page
ix
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xxiv
6.4 Direct Transition ...............................................................................................................78
6.4.1 Direct transition from the active mode to the subactive mode.............................78
6.4.2 Direct transition from the subactive mode to the active mode.............................79
6.5 Module Standby Function.................................................................................................79
Section 7 ROM ................................................................................................. 81
7.1 Block Configuration..........................................................................................................81
7.2 Register Descriptions........................................................................................................82
7.2.1 Flash Memory Control Register 1 (FLMCR1).....................................................83
7.2.2 Flash Memory Control Register 2 (FLMCR2).....................................................84
7.2.3 Erase Block Register 1 (EBR1)............................................................................84
7.2.4 Flash Memory Power Control Register(FLPWCR).............................................85
7.2.5 Flash Memory Enable Register(FENR)...............................................................85
7.3 On-Board Programming Modes........................................................................................86
7.3.1 Boot Mode ...........................................................................................................86
7.3.2 Programming/Erasing in User Program Mode.....................................................89
7.4 Flash Memory Programming/Erasing...............................................................................90
7.4.1 Program/Program-Verify.....................................................................................90
7.4.2 Erase/Erase-Verify...............................................................................................92
7.4.3 Interrupt Handling when Programming/Erasing Flash Memory..........................93
7.5 Program/Erase Protection .................................................................................................95
7.5.1 Hardware Protection ............................................................................................95
7.5.2 Software Protection..............................................................................................95
7.5.3 Error Protection....................................................................................................95
7.6 Programmer Mode ............................................................................................................96
7.6.1 Socket Adapter.....................................................................................................96
7.6.2 Programmer Mode Commands............................................................................96
7.6.3 Memory Read Mode ............................................................................................98
7.6.4 Auto-Program Mode............................................................................................100
7.6.5 Auto-Erase Mode.................................................................................................102
7.6.6 Status Read Mode ................................................................................................104
7.6.7 Status Polling .......................................................................................................105
7.6.8 Programmer Mode Transition Time.....................................................................106
7.6.9 Notes on Memory Programming..........................................................................106
7.7 Power-Down States for Flash Memory.............................................................................107
Section 8 RAM ................................................................................................. 109
Section 9 I/O Ports............................................................................................ 111
9.1 Port 1.................................................................................................................................111
9.1.1 Port Mode Register 1(PMR1) ..............................................................................112
9.1.2 Port Control Register 1(PCR1) ............................................................................113
9.1.3 Port Data Register 1(PDR1).................................................................................113