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what is the resolution of the ADC in Alchitry Cu ? - Printable Version

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what is the resolution of the ADC in Alchitry Cu ? - sumane123 - 04-08-2019

how many bits are used to represent an analog value ?


RE: what is the resolution of the ADC in Alchitry Cu ? - prebys - 04-09-2019

The XADC is a 12-bit ADC, but it's loaded into an 16-bit data register. The lowest 4 bits are used to add precision if you enable averaging. The XADC is documented in exhaustive detail at https://www.xilinx.com/support/documentation/user_guides/ug480_7Series_XADC.pdf


RE: what is the resolution of the ADC in Alchitry Cu ? - sumane123 - 04-11-2019

(04-09-2019, 06:14 PM)prebys Wrote: The XADC is a 12-bit ADC, but it's loaded into an 16-bit data register.  The lowest 4 bits are used to add precision if you enable averaging.  The XADC is documented in exhaustive detail at https://www.xilinx.com/support/documentation/user_guides/ug480_7Series_XADC.pdf
is this on alchitry Cu ? oops Cu doesn't have one?


RE: what is the resolution of the ADC in Alchitry Cu ? - prebys - 04-11-2019

(04-11-2019, 08:39 AM)sumane123 Wrote:
(04-09-2019, 06:14 PM)prebys Wrote: The XADC is a 12-bit ADC, but it's loaded into an 16-bit data register.  The lowest 4 bits are used to add precision if you enable averaging.  The XADC is documented in exhaustive detail at https://www.xilinx.com/support/documentation/user_guides/ug480_7Series_XADC.pdf
is this on alchitry Cu ? oops Cu doesn't have one?

Sorry, my mistake.