Renesas Emulator System SH7362 Manual de usuario descargar pdf (Pagina 79)

E8a Emulator User's Manual 5. Debugging

R20UT0541EJ0601 Rev.6.01 Page 79 of 124

Aug 25, 2011

5.6.3 Restrictions on the Start/Stop Function

The start/stop function has the following restrictions.

 Do not change the SFR used by the firmware.

 When the watchdog timer is used, refresh the watchdog timer in the specified routine.

 Do not set any breakpoints in the specified routine.

 When a stack is used in the specified routine, be sure to use the user stack.

 A register value is undefined when execution of the specified routine is started. While it is possible to change the

ISP register When execution of the specified routine is ended, put the value back to the one at the

start of that routine.

Flag U Be sure to set the flag value as 0 when execution of the specified routine is ended.

Flag B Do not set the flag value as 1 in the specified routine.

Flag I No interrupts are allowed during execution of the specified routine. Do not set the flag

value as 1 in the specified routine.

 When the content of the [Start/Stop Function Setting] dialog box is changed, the flash memory will be reprogrammed

in the block to which the firmware has been allocated upon execution of the user program.

 The specified routine is also executed when the following operations are performed:

 Step operations

 Watching or changing memory during user program execution

 Setting an event break during user program execution

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Renesas Emulator System SH7362 Manual de usuario Pagina 79