iii
5.3
Standby Mode..................................................................................................................... 105
5.3.1
Transition to Standby Mode.................................................................................. 105
5.3.2
Clearing Standby Mode ........................................................................................ 105
5.3.3
Oscillator Settling Time after Standby Mode is Cleared...................................... 105
5.3.4
Standby Mode Transition and Pin States.............................................................. 106
5.3.5
Notes on External Input Signal Changes before/after Standby Mode.................. 107
Watch Mode....................................................................................................................... 109
5.4.1
Transition to Watch Mode .................................................................................... 109
5.4.2
Clearing Watch Mode........................................................................................... 109
5.4.3
Oscillator Settling Time after Watch Mode is Cleared......................................... 109
5.4.4
Notes on External Input Signal Changes before/after Watch Mode..................... 109
Subsleep Mode................................................................................................................... 110
5.5.1
Transition to Subsleep Mode ................................................................................ 110
5.5.2
Clearing Subsleep Mode....................................................................................... 110
Subactive Mode.................................................................................................................. 111
5.6.1
Transition to Subactive Mode............................................................................... 111
5.6.2
Clearing Subactive Mode...................................................................................... 111
5.6.3
Operating Frequency in Subactive Mode ............................................................. 111
Active (Medium-Speed) Mode........................................................................................... 112
5.7.1
Transition to Active (Medium-Speed) Mode........................................................ 112
5.7.2
Clearing Active (Medium-Speed) Mode............................................................... 112
5.7.3
Operating Frequency in Active (Medium-Speed) Mode ...................................... 112
Direct Transfer................................................................................................................... 113
5.8.1
Overview of Direct Transfer................................................................................. 113
5.8.2
Direct Transition Times........................................................................................ 114
5.8.3
Notes on External Input Signal Changes before/after Direct Transition.............. 116
Module Standby Mode....................................................................................................... 117
5.9.1
Setting Module Standby Mode............................................................................. 117
5.9.2
Clearing Module Standby Mode........................................................................... 117
5.4
5.5
5.6
5.7
5.8
5.9
Section 6
6.1
ROM
.................................................................................................................... 119
Overview............................................................................................................................ 119
6.1.1
Block Diagram...................................................................................................... 119
PROM Mode...................................................................................................................... 120
6.2.1
Setting to PROM Mode......................................................................................... 120
6.2.2
Socket Adapter Pin Arrangement and Memory Map ........................................... 120
Programming...................................................................................................................... 123
6.3.1
Writing and Verifying........................................................................................... 123
6.3.2
Programming Precautions..................................................................................... 128
Reliability of Programmed Data ........................................................................................ 129
6.2
6.3
6.4
Section 7
7.1
RAM
.................................................................................................................... 131
Overview............................................................................................................................ 131