lehrkraefte:blc:informatik:ffprg2-2020:electronic-basics

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lehrkraefte:blc:informatik:ffprg2-2020:electronic-basics [2020/08/24 09:06]
Ivo Blöchliger [Photoresistor testen] 		lehrkraefte:blc:informatik:ffprg2-2020:electronic-basics [2020/08/24 09:07]
Ivo Blöchliger [Aufgabe]
Line 48: Line 48:
  
  
 +<hidden Lösungsvorschlag> 
 +<code c++> 
 +void loop() { 
 +  int value = analogRead(APIN); 
 +  float u = 3.3*value/4096.0; 
 +  float i = u/10000.0; 
 +  int r = (3.3-u)/i; 
 +  Serial.printf("%d ergibt U=%.2fV, I=%.2fmA, R=%d\n", value, u, 1000*i, r); 
 +  delay(100); 
 +} 
 +</code> 
 +</hidden>
  • lehrkraefte/blc/informatik/ffprg2-2020/electronic-basics.txt
  • Last modified: 2020/08/24 09:56
  • by Ivo Blöchliger