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Originally Posted by Kevin Sevcik
That would be why you'd prefer having the timer in 16-bit read mode. In this mode, when TMRxL is read, TMRxH is instantly copied to a buffer, which can be read without fear of this problem. Writing is reversed. you write to TMRxH, which is stored to a buffer, then wrtie to TMRxL, which write that value and copies the buffer to the timer at the exact same time.
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okay thanks, thats much clearer now.. I'd probably missed it when reading the datasheets
