feature: PlugPresent as spot value for drive inhibit functionality

uhi22 · Sep 17, 2024 · 073988f · 073988f
1 parent 755255c
commit 073988f
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/ccs/acOBC.cpp b/ccs/acOBC.cpp
@@ -55,6 +55,7 @@ static void evaluateProximityPilot(void)
     float temp = AnaIn::pp.Get();
     float U_refAdc, U_pull, U_meas, Rv, R;
     float iLimit;
+    uint8_t blPlugPresent;
 
     /* Step 1: Provide the raw AD value (0 to 4095) for analysis purposes. */
     Param::SetFloat(Param::AdcProximityPilot, temp);
@@ -131,6 +132,10 @@ static void evaluateProximityPilot(void)
         iLimit = 63; /* 100ohm is 63A */
     }
     Param::SetFloat(Param::CableCurrentLimit, iLimit);
+
+    /* Step 4: Provide the PlugPresent (e.g. for the feature "driveInhibit") */
+    blPlugPresent = R < 5000; /* Design decision: The plug is considered as present if the PP resistance is below 5kohms. */
+    Param::SetInt(Param::PlugPresent, blPlugPresent); /* 0: no plug present. 1: plug detected. */
 
 }
 

diff --git a/include/param_prj.h b/include/param_prj.h
@@ -44,7 +44,7 @@
 #include "myLogging.h"
 
 //Next param id (increase when adding new parameter!): 33
-//Next value Id: 2033
+//Next value Id: 2035
 /*              category     name                  unit       min     max     default id */
 #define PARAM_LIST \
     PARAM_ENTRY(CAT_HARDWARE,UdcDivider,           "dig/V",   0,      100,    10,     1   ) \
@@ -99,6 +99,7 @@
     VALUE_ENTRY(ResistanceProxPilot,"ohm",           2019 ) \
     VALUE_ENTRY(CableCurrentLimit,  "A",             2020 ) \
     VALUE_ENTRY(EvseAcCurrentLimit, "A",             2021 ) \
+    VALUE_ENTRY(PlugPresent,        "",              2034 ) \
     VALUE_ENTRY(AdcHwVariant,       "",              2022 ) \
     VALUE_ENTRY(HardwareVariant,    "",              2025 ) \
     VALUE_ENTRY(AdcIpropi,          "",              2023 ) \