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Old March 2nd, 2010   #9
sblair
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Join Date: Feb 2006
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I just Queue the PID itself. Then when the controller asks I just send whatever the current value is for that PID.

In a limited device, you could use a single BIT to denote the PID. Thus with a single BYTE you could support queueing for up to 8 messages!
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Scott M. Blair
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