Meranie teploty termistorom
23 októbra, 2024 | Posted by in Hlavná stránka
Analog Read = a0 – digitalna hodnota vyjadrena v ADU (Analog Digital Unit)
Vin = 5V, R1=10k Ohm
Vout [V]= Vin*[R2/(R1+R2)] (1)
R2 [Ohm]=(Vout*R1) / (Vin-Vout) (2)
Vout [V]= a0 * Vin/1024 (3)
ULOHA : Vyjadrite R2 = f(Vout, Vin, R1) ako R2 = f(a0,R1) dosadenim vztahu (3) do (2)
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