medium10 pts · first answer countsmicrocontrollersdebugging

Board hangs without the debugger

Firmware works with the debugger attached but hangs at the first printf when run on its own. It uses semihosting for output. Why?

A.printf output needs a USB cable plugged in to completeB.Flash becomes read-only when no debugger is attachedC.Semihosting uses a breakpoint that faults with no debuggerD.The heap only exists when running under the debugger

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Board hangs without the debugger

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