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Table of Content
4.2.Other Functions............................................................................................................................................48
5. Using the KD ..................................................................................................................................................49
5.1 Using the KD.................................................................................................................................................49
5.1.1 Before Starting the KD..........................................................................................................................49
5.1.2 Starting the KD......................................................................................................................................50
5.1.3 Program Download...............................................................................................................................55
5.1.4 Program Execution ...............................................................................................................................56
5.1.5 Program Stop........................................................................................................................................56
5.1.6 Program Step Execution.......................................................................................................................56
5.1.7 Software Break Method ........................................................................................................................57
5.1.8 Reset Execution....................................................................................................................................57
5.1.9 KD Completion......................................................................................................................................57
5.1.10 If a Communication Error Occurs .......................................................................................................58
5.1.11 Error Except a Communication Error Occurs.....................................................................................58
5.1.12 Operation Method...............................................................................................................................58
5.2 KD Limitations...............................................................................................................................................59
5.2.1 Limitations on Special Page Vector......................................................................................................59
5.2.2 A limitation item about the C language.................................................................................................60
5.2.3 Limitations on Memory Extension.........................................................................................................61
5.2.4 Precautions on Internal Reserved Area Expansion Bit........................................................................61
5.2.5 Limitations on Stop and Wait Modes....................................................................................................62
5.2.6 Realtime Capability of the User Program.............................................................................................62
5.3 Memory Map Limitations..............................................................................................................................63
5.4 Peripheral Function Related Limitations......................................................................................................66
5.5 FoUSB Debugger Principle..........................................................................................................................66
5.5.1 Communication Function with FoUSB .................................................................................................67
5.5.2 Command Execution ............................................................................................................................67
5.5.3 The difference from an actual CPU operation......................................................................................68
6. Troubleshooting..............................................................................................................................................69
6.1 FoUSB cannot communicate with the Target MCU Why?..........................................................................69
6.2 The MCU cannot enter standerd serial I/O why? ........................................................................................69
6.3 The MCU cannot be programmed using FoUSB Why? .............................................................................69
6.4 FoUSB cannot operate Why?......................................................................................................................69
6.4.1 Compulsive download procedure of firmware......................................................................................71
6.5 Can FoUSB information be transmitted to KD?...........................................................................................74
6.6 A communication error occurs when the KD starts. What is the cause of this problem?...........................74
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