To break into the debugger when the Z80 executes and invalid instruction

1. On the Tools menu, click Options.

2. Click the advanced tab.

3. Click Break into debugger on unhandled instruction, click the combo box and choose On.

4. Click OK.

Important

• You must also be tracing program execution for Spectaculator to break into the debugger on an invalid instruction. This stops Spectaculator breaking into the debugger by accident.