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external interrupt 8051 (AT89C51)

external interrupt problem.
well, this is a tricky problem i am facing in the external interrupt routine.
i am using the external interrupt to create a counter which accepts a limit switch input. works fine. but there is one practical problem. the limit switch sometimes generates a train of pulses(1~5 pulses) . the inetrrupt being very fast increments the counter five counts instead of one. so i had a solution, to disable the...[more]
external interrupt 8051 (AT89C51)   
Posted by pdi33 on Sunday 13 April 2008 - 20:00:29



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8051 Microcontroller Projects 8051 AVR tutorials PIC microcontroller, 8051 assembly language programming electronics and communication ECE CSE pdf ebooks library BE final year project ideas Embedded systems