iii
5.4
Watch Mode ......................................................................................................................
5.4.1
Transition to Watch Mode....................................................................................
5.4.2
Clearing Watch Mode ..........................................................................................
5.4.3
Oscillator Settling Time after Watch Mode is Cleared........................................
Subsleep Mode .................................................................................................................. 100
5.5.1
Transition to Subsleep Mode................................................................................ 100
5.5.2
Clearing Subsleep Mode ...................................................................................... 100
Subactive Mode................................................................................................................. 101
5.6.1
Transition to Subactive Mode.............................................................................. 101
5.6.2
Clearing Subactive Mode..................................................................................... 101
5.6.3
Operating Frequency in Subactive Mode............................................................. 101
Active (Medium-Speed) Mode.......................................................................................... 102
5.7.1
Transition to Active (Medium-Speed) Mode....................................................... 102
5.7.2
Clearing Active (Medium-Speed) Mode.............................................................. 102
5.7.3
Operating Frequency in Active (Medium-Speed) Mode...................................... 102
Direct Transfer................................................................................................................... 103
99
99
99
99
5.5
5.6
5.7
5.8
Section 6
6.1
ROM
................................................................................................................... 105
Overview............................................................................................................................ 105
6.1.1
Block Diagram...................................................................................................... 105
PROM Mode...................................................................................................................... 106
6.2.1
Setting to PROM Mode........................................................................................ 106
6.2.2
Socket Adapter Pin Arrangement and Memory Map........................................... 106
Programming ..................................................................................................................... 108
6.3.1
Writing and Verifying.......................................................................................... 109
6.3.2
Programming Precautions.................................................................................... 112
6.3.3
Reliability of Programmed Data .......................................................................... 113
Flash Memory Overview................................................................................................... 113
6.4.1
Principle of Flash Memory Operation.................................................................. 113
6.4.2
Mode Pin Settings and ROM Space..................................................................... 114
6.4.3
Features ................................................................................................................ 115
6.4.4
Block Diagram...................................................................................................... 116
6.4.5
Pin Configuration ................................................................................................. 117
6.4.6
Register Configuration ......................................................................................... 117
Flash Memory Register Descriptions................................................................................ 118
6.5.1
Flash Memory Control Register (FLMCR).......................................................... 118
6.5.2
Erase Block Register 1 (EBR1)............................................................................ 120
6.5.3
Erase Block Register 2 (EBR2)............................................................................ 121
On-Board Programming Modes........................................................................................ 123
6.6.1
Boot Mode............................................................................................................ 123
6.6.2
User Program Mode ............................................................................................. 128
Programming and Erasing Flash Memory......................................................................... 130
6.7.1
Program Mode...................................................................................................... 130
6.2
6.3
6.4
6.5
6.6
6.7