MSM63182A/184A/188A User’s Manual
Contents
Contents – 5
Chapter 20 Battery Low Detect Circuit (BLD)
20.1 Overview ...................................................................................................................................................20-1
20.2 Battery Low Detect Circuit Configuration ................................................................................................20-1
20.3 Battery Low Detect Circuit Operation ......................................................................................................20-2
20.4 Judgment Voltage......................................................................................................................................20-3
20.5 Battery Low Detect Circuit Register .........................................................................................................20-4
Chapter 21 Backup Circuit (BACKUP)
21.1 Overview ...................................................................................................................................................21-1
21.2 Power Supply Circuit Configuration .........................................................................................................21-2
21.2.1 When the backup function is used .......................................................................................................21-2
21.2.2 When the backup function is not used .................................................................................................21-3
21.3 Backup Control Register (BUPCON) .......................................................................................................21-4
21.4 Power Supply Circuit Operation ...............................................................................................................21-4
Appendixes
Appendix A
List of Special Function Registers .................................................................................. Appendix-1
Appendix B
Package Dimensions...................................................................................................... Appendix-15
Appendix C
Input/Output Circuit Configuration ............................................................................... Appendix-17
Appendix D
Application Circuit Examples ....................................................................................... Appendix-19
Appendix E
Electrical Characteristics ............................................................................................... Appendix-21
Appendix F
Instruction List .............................................................................................................. Appendix-39