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Analog circuits have a range of voltages, rather than just two as in digital logic.
0
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1
answer
179
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transimpedance op-amp wrong and random output
from my previous question (this link) i advised to using
operational amplifiers to converting current changes to voltage
changes then i followed the standard circuit for a transimpedan …
0
votes
1
answer
387
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dividing voltage of shunt Vref Lm4040
the whole thing i'm trying to do for about 3 mounth's is measuring IR-level with high accuracy, i tried many newbie circuits with huge noises, unstable results etc..
then i focused on ADS1110, an ADC …
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votes
1
answer
463
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A general purpose way to connect cellphone line out to a microcontroller ADC
I have looked at many questions with similar titles but cone cover my query.
Question: How can I protect an STM32 Cortex M4 series ADC input when measuring the AUX output voltage from typical smartpho …