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external interrupts

Hi, i wanna know how to make an external interrupt from falling edge to rising edge, the example on the keil site only works with falling edge.. how can i do that ?

Parents

0 Arthur Neagus over 18 years ago in reply to Arthur Neagus

here circuit i desccribeded:

            |    CPU
IP---|--|   |
     |  |---|Interrrupt pin
   +-|--|   |
   |        |
   +--------|Port pin
            |
            |

Reply

0 Arthur Neagus over 18 years ago in reply to Arthur Neagus

here circuit i desccribeded:

            |    CPU
IP---|--|   |
     |  |---|Interrrupt pin
   +-|--|   |
   |        |
   +--------|Port pin
            |
            |

Children

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