Run the emulator debugger version 5.11 (for 'C3x) or 2.42 (for 'C4x) or greater and type
version command, this will print the Silicon Revision number. Note that Debuggers
prior to 5.11 (for 'C3x) or 2.42 (for 'C4x) do not identify the silicon revision.
Look at the chip. You will see the something similar to the following lines: