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Post by romcheg1 on Nov 18, 2020 17:31:14 GMT
I am measuring the noise on power domains of ShieldBuddy TC275 and AREF0 domain seems to be noisier than the main 5V VDD domain. A purity of AREF0 is important for ADC performance. Could you please provide the schematic of AREF0 and VDD domain connection on the PCB?
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Post by Admin on Nov 19, 2020 8:40:09 GMT
Please make sure you are using ShieldBuddy of the latest board revision (4269.03.06210_B1) as some measures were taken to reduce VADC noise. 
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Post by dynamitron on Dec 20, 2020 10:54:31 GMT
hello admin,
do you have the other pages of this schematic ?
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