Physics · Microcontrollers
If 8 LEDs are interfaced to Port 2 of an 8051 microcontroller such that all of their cathodes are connected to ground, what happens when you execute the statement 'P2 = P2 | 0x01;'?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Clears all bits of P2
- 2Sets all bits of P2
- 3Turns ON the LED at P2.0✓
- 4Turns OFF the LED at P2.0
Correct answer
Turns ON the LED at P2.0
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