Arduino/DIY-Arduino-variometer
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Thomas Livernet 2014-02-12 18:30:49 +01:00
parent 95269da03f
commit e481c80098
3 changed files with 3 additions and 2 deletions
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2
README.md
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@ -19,7 +19,7 @@ Voici à titre indicatif le matériel utilisé et leur prix d'achat sur eBay int
- DC-DC Converter Step Up 1-5V 500mA | 1,15€
- 3,7V 600mAh LiPo Battery | 3,25€
- RTC Module for Arduino | 1,55€
- 3x 10k Ohm resistor + 1x 100k Ohm resistor + 1x 110 Ohm resistor | 0,10€
- 3x 10k Ohm resistor + 1x 100k Ohm resistor + 1x 120 Ohm resistor | 0,10€
- Right Angle Mini Slide Switch | 0,10€
- Cables | 3€
- Plastic Electronics Project Box Enclosure DIY 27x60x100mm | 2,40€

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Variometer.png
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3
Variometer/Variometer.ino
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@ -799,7 +799,7 @@ void menuChangeEvent(MenuChangeEvent changed)
int readVccPercent()
{
//unsigned int raw_bat = analogRead(A0);
float real_bat = ((analogRead(A0) * (3.7 / 1024)) * 2);
float real_bat = 5 *analogRead(A0) / 1023;
average_vcc = average_vcc * 0.94 + real_bat * 0.06;
return round((average_vcc - 1.5) * 100 / (3.7 - 1.5));
}
@ -881,6 +881,7 @@ void loop()
= (D2 * alt) - (D2 * Altitude) / (tim - tempo)²
= D2 * (alt - Altitude) / (tim - tempo)²
= ((tim - tempo) * (alt - Altitude)) / (tim - tempo)²
= (alt - Altitude) / (tim - tempo)
*/