Re: More Externals Interrupts
Bryan Armstrong <bryan.armstrong-6tN4nzCoH/[email protected]>
| Newsgroups | gmane.comp.hardware.microcontrollers.tini |
|---|---|
| Message-ID | <[email protected]> |
Dozio wrote: > Hi, I have to manage 2 interrupt signals in the Evaluation Board DSTINIs400. > The uP has 6 interrupts sources (INT0-5) but only the “external interrupt” > INT0 is not used on the evaluation board. > I don’t want to share the same interrupt for 2 sources reading 2 I/O bits to > know which one generated the interrupt. Gian, Consider ANDing the two input sources and output to /INT0. Also, run each source to an available port pin (port 5.4-5.7). When you receive an interrupt, you can read the port pins to determine which interrupts are involved. -- -- Bryan Armstrong bryan.armstrong-6tN4nzCoH/[email protected] _______________________________________________ TINI mailing list TINI-6tN4nzCoH/[email protected] To UNSUBSCRIBE, edit your profile, or see list archives: http://lists.dalsemi.com/mailman/listinfo/tini