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CCS/F28M35H52C: Pausing M3 when programming C28

Part Number: F28M35H52C


Tool/software: Code Composer Studio

Hello,

We are using CCS studio 6.2 with a F28M35H52C device.

We just implemented watchdog timer 0 in the M3. The M3 will detect if the C28 is not running, and in this case, it will not reset the watchdog timer, causing a system reset.

Our issue is that we are not able to start a debug session after programming only the C28. What we want is to flash the C28, then click start, and have both cores running.

If we use our standard C28 debug config, it will fail during programming because the M3 watchdog will issue a system reset. We have not found an option that allow us to program only the C28, and then run both cores in debug mode while the watchdog on the M3 is active.

To clarify how our watchdog is working, the C28 is regularly updating a variable in the shared memory. The M3 is monitoring this variable, and if it has not changed after a set time, it will not reset the watchdog timer anymore causing a system reset.

We are looking for a debug configuration that allows us to pause the M3 while the C28 is being program, and then restart it after starting the C28.

Any help would be greatly appreciated.

Thanks

Ril