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RENESAS TOOL NEWS [RSO-M3T-PD308F-030601D]
A Note on Using Emulator Debuggers
M3T-PD308F, M3T-PD30F,
M3T-PD308, and M3T-PD30
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Please take note of the following problem in using the M3T-PD308F, M3T-PD30F, M3T-PD308, and M3T-PD30 emulator debuggers for the M16C family MCUs:
- On using the C Watch window
- Products and Versions Concerned
- M3T-PD308F V.3.00 Release 1 supporting the PC7501 emulator
- for the M32C/80 series MCUs
- M3T-PD30F V.2.00 Release 1 supporting the PC7501 emulator
- for the M16C/60 and M16C/20 series MCUs
- M3T-PD308 V.5.00 Release 1 supporting the PC4701 emulator
- for the M32C/80 and M16C/80 series MCUs
- M3T-PD30 V.8.00 Release 1 supporting the PC4701 emulator
- for the M16C/60, M16C/30, M16C/20, and M16C/10 series MCUs
- Description
When the C Watch window is opened or a program is downloaded with the C Watch window being open, the emulator debugger may be abnormally closed.
- 2.1 Conditions
- This problem occurs if the following four conditions are satisfied:
| (1) | Such a variable as a structure, a union, or an array that can list its members or elements is entered in the Watch tab of the C Watch window. |
| (2) | A variable in (1) is displayed in the C Watch window with its members or elements being listed. |
| (3) | After deleting the variable in (1) from the target program, it is rebuilt. |
| (4) | Under the condition described in (2), the program rebuilt in (3) is reloaded; or after displaying a variable as described in (2), the C Watch window is closed and then re-opened with the program rebuilt in (3) having been loaded. |
- Workaround
If this problem occurs, delete the C watch point information file. This file resides in the directory with the filename explained below.
| Filename: | the one with extension ".cwf" or ".cwt" |
| Directory: | either of the following: |
- the same directory where the absolute module file is saved.
- the directory specified by the Customize dialog box that is opened by selecting [Environment] -> [Customize] menu.
- Schedule of Fixing the Problem
We plan to fix this problem in our next release of the products.
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