From bbabeae752b2005c74ca408d3a2461677840a52f Mon Sep 17 00:00:00 2001
From: Carsten Keller <mail@carstenkeller.dev>
Date: Sun, 9 Jun 2024 17:58:11 +0200
Subject: [PATCH] =?UTF-8?q?Temperatur=20wird=20passend=20f=C3=BCr=20MCP970?=
 =?UTF-8?q?1=20berechnet?=
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---
 Source/ADC.cpp | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

diff --git a/Source/ADC.cpp b/Source/ADC.cpp
index c16fb8a..b7a09de 100644
--- a/Source/ADC.cpp
+++ b/Source/ADC.cpp
@@ -225,10 +225,14 @@ namespace ElektronischeLast
     const float factor = 3.3f / 4096.0f * 1000.0f * 4.0f / 1.08f;
     return factor * current;
   }
-
+  /**
+   * MCP9701
+   *  Vout = TC * TA + V0°C => Tc = (Vout - V0°C) / Tc
+   *  Tc=19,5mV/°C, V0°C=0,4V
+   */
   std::uint32_t iADC::get_temperature(void)
   {
-    return temperature;
+    return ((temperature * 3.3f / 4096.0f)  - 0.4f) / 0.019f;
   }
   /**
    * @brief Gemessene Spannung der zu belastenden Quelle.
@@ -242,9 +246,4 @@ namespace ElektronischeLast
     const float factor = /*(100000.0f + 4700.0f) / 4700.0f*/22.484848484848f * 3.3f / 4096.0f * 1000.0f;
     return factor * voltage;
   }
-  /**
-   * MCP9701
-   *  Vout = TC * TA + V0°C => Tc = (Vout - V0°C) / Tc
-   *  Tc=19,5mV/°C, V0°C=0,4V
-   */
 }