??? 06/26/05 04:10 Read: times |
#95931 - Tutorials Responding to: ???'s previous message |
Hi Alex,
I'm not going to tag you with a "-1; Didn't Search First," or a "-1; Gimme Code." But I'll be amazed if you don't collect a few anyway. The problem you are going to face is that a single timer isn't going to give you 5 minutes worth of run-time. A 16 bit timer is going to overflow after about .07 seconds (assuming 11.059 MHz crystal and 12 oscillations per machine cycle). What you will need to do is configure one 16 bit timer to count the overflow events of another timer, effectively giving you a 32 bit timer. A 32 bit timer will overflow after something like an hour and a half (65000 times 0.07 seconds). Good luck. |
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