Chapter 4. Debugging Procedure For Cpu Rewrite Mode - Renesas M30220TF-PRB User Manual

Pod probe for m30220 and m30221 group mcus

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Chapter 4. Debugging Procedure for CPU Rewrite Mode

This chapter describes procedure for debugging the control program for CPU rewrite mode and restrictions.

4.1 Outline of Debugging Procedure ................................................................................................ 28

4.2 Using Custom Commands dbg_reset and fmcr1set.................................................................... 29

(1) Custom Command dbg_reset ................................................................................................ 29

(2) Custom Command fmcr1set ................................................................................................. 30

4.3 Debugging Procedure ................................................................................................................. 32

4.4 How to Access Flash Memory Area ........................................................................................... 36

(1) Using Script Commands ....................................................................................................... 36

(2) Using the Dump Window ..................................................................................................... 36

(3) Using the RAM Monitor Window ........................................................................................ 36

4.5 Precautions for CPU Rewrite Mode ............................................................................................ 37

Note on Custom Command dbg_reset ........................................................................................ 37

Note on CNVSS ......................................................................................................................... 37

Note on Address E0000h - FFFDFh Memory ............................................................................ 37

Note on Boot Mode .................................................................................................................... 37

Notes on Setting Software Breaks .............................................................................................. 38

Note on RESET from the Target System ................................................................................... 38

Note on Setting the CPU Rewrite Mode Select Bit .................................................................... 38

Note on Address FFFE0h - FFFFFh ........................................................................................... 38

Note on Changing the Mode of Flash Memory .......................................................................... 38

Note on Step Execution .............................................................................................................. 38

Note on Number of Program/Erase ............................................................................................ 39

Note on Shutting OFF the Power ............................................................................................... 39

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