Interrupt programming in 8051 Microcontroller (Lecture-2) |External Hardware Interrupts
Topics covered:
#interrupts #8051microcontroller #8051
Assume that the INT1 pin is connected to a switch that is normally high. Whenever it goes low, it should turn on an LED. The LED is connected to P1.3 and is normally off. As long as the switch is pressed low, the LED should stay on. Simultaneously perform a toggle operation in P1.5 with the delay of 500ms