Debugging Tools
Emulators: Cool as heck and expensive as hell
- Allows real hardware single stepping, break points, register modifications, all very cool stuff
- But we can’t afford it: > $1000
Solution: Wetware debugging tools
- Status Pins
- LED or digital outputs to show program status or program location
- Debugging Modes
- Controlled by digital inputs; ie, wait if pin high.
- Exotics
- Measuring timing, current draw, output spikes, temperature
- Status Pins
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