> You don't want 24bit PWM, you want to combine a normal DAC with PWM > modulation.
> The disadvantage is that the result is not linear. But it is > monotonic and approximately the lower 4/5th of the distinct > combinations are practically useful. Where is the non linearity coming from? Why is only the bottom 4/5s useful? > If you use a 16 - 18 bit fine dac, and 6 - 8 bits of a coarse dac then > this works quite well, and with a low aging SC-cut crystal you may > never see a coarsedac change, while still having over 21+ bits of > overall resolution. How does the stability of a course DAC compare with a pot? -- These are my opinions, not necessarily my employer's. I hate spam. _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
