Remember - the excitation signal is 250hz.... I want to measure wave form to wave form within that at a minimum of 1000 counts. Not much power needed..
sam On Fri, Jan 21, 2022 at 9:09 AM Les Newell <les.new...@fastmail.co.uk> wrote: > The only issue on an Uno would be interrupt latency. If you disable all > other interrupts, latency should be easily low enough. The only real > advantage of going to ARM is interrupt priority. You could assign the > sampling interrupt to maximum priority without having to disable other > interrupts. > > Les > > On 21/01/2022 14:55, Ralph Stirling wrote: > > I would suggest starting with a more capable microcontroller. I like > the $15 Adafruit ItsyBitsy M4 modules, which are programmable with the > Arduino IDE, but have a 120MHz clock, 32 bit timers, floating point > hardware, and two 1Mhz 12bit adc's. Their processor is an ATSAMD51 (Cortex > M4). The original Uno is very limited for precision timing. > > > > -- Ralph > > > > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users > _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
