Renesas M32R-FPU Manuel d'utilisateur télécharger pdf (Page 18)

M32R Debugger and Trace 18 General SYStem Settings and Restrictions

SYStem.Option KEYCODE Code protection

Default: 12 times 0xFF.

Some of the devices support Code Protection ID feature. Without a valid ID code, there is no access to the

device by the debugger.

Use the AREA window to get further information about the Security status after startup.

Use the following sequence in all your startup scripts or enter it in the command line one time in order to get

access to the device:

By default use:

If the device is blank, the debugger automatically uses 12 time 0xFF per default. Then no SYS.OPTION

KEYCODE command is needed. The number and location of bytes depends on the use MCU. It is normally

hard coded!

Format: SYStem.Option Keycode [1…32 Byte keycode]

SYStem.Option KEYCODE up to 32 byte representing your keycode

SYS.OPTION KEYCODE 0xFF 0xFF 0xFF 0xFF 0xFF 0xFF 0xFF 0xFF 0xFF 0xFF\

0xFF 0xFF

; Source code example for Renesas Compiler (CPU 32192, code location

; 0x00084)

.SECTION PROTECTID, DATA, ALIGN=1

; H'0000 0084 Protect ID

.DATA.B H'FF

.DATA.B H'FF,H'FF,H'FF,H'FF,H'FF,H'FF,H'FF

.DATA.B H'FF,H'FF,H'FF,H'FF

1 2 ... 13 14 15 16 17 18 19 20 21 22 23 ... 33 34

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Renesas M32R-FPU Manuel d'utilisateur Page 18