diff --git a/eeschema/sch_plugins/altium/altium_parser_sch.cpp b/eeschema/sch_plugins/altium/altium_parser_sch.cpp
index c7afd2f09f..4c07e65eae 100644
--- a/eeschema/sch_plugins/altium/altium_parser_sch.cpp
+++ b/eeschema/sch_plugins/altium/altium_parser_sch.cpp
@@ -74,8 +74,15 @@ ASCH_PIN::ASCH_PIN( const std::map<wxString, wxString>& aProperties )
     text       = ALTIUM_PARSER::PropertiesReadString( aProperties, "TEXT", "" );
     designator = ALTIUM_PARSER::PropertiesReadString( aProperties, "DESIGNATOR", "" );
 
+    int symbolOuterInt = ALTIUM_PARSER::PropertiesReadInt( aProperties, "SYMBOL_OUTER", 0 );
+    symbolOuter        = static_cast<ASCH_PIN_SYMBOL_OUTER>( symbolOuterInt );
+
+    int symbolInnerInt = ALTIUM_PARSER::PropertiesReadInt( aProperties, "SYMBOL_INNER", 0 );
+    symbolInner        = static_cast<ASCH_PIN_SYMBOL_INNER>( symbolInnerInt );
+
     int symbolOuterEdgeInt = ALTIUM_PARSER::PropertiesReadInt( aProperties, "SYMBOL_OUTEREDGE", 0 );
-    symbolOuterEdge        = ( symbolOuterEdgeInt >= 0 && symbolOuterEdgeInt <= 1 ) ?
+    symbolOuterEdge        = ( symbolOuterEdgeInt == 0 || symbolOuterEdgeInt == 1
+                              || symbolOuterEdgeInt == 4 || symbolOuterEdgeInt == 17 ) ?
                               static_cast<ASCH_PIN_SYMBOL_OUTEREDGE>( symbolOuterEdgeInt ) :
                               ASCH_PIN_SYMBOL_OUTEREDGE::UNKNOWN;
 
diff --git a/eeschema/sch_plugins/altium/altium_parser_sch.h b/eeschema/sch_plugins/altium/altium_parser_sch.h
index 9ecf12a430..ccf66cf9f7 100644
--- a/eeschema/sch_plugins/altium/altium_parser_sch.h
+++ b/eeschema/sch_plugins/altium/altium_parser_sch.h
@@ -93,11 +93,44 @@ struct ASCH_COMPONENT
 };
 
 
+enum class ASCH_PIN_SYMBOL_OUTER
+{
+    UNKNOWN                = -1,
+    NO_SYMBOL              = 0,
+    RIGHT_LEFT_SIGNAL_FLOW = 2,
+    ANALOG_SIGNAL_IN       = 5,
+    NOT_LOGIC_CONNECTION   = 6,
+    DIGITAL_SIGNAL_IN      = 25,
+    LEFT_RIGHT_SIGNAL_FLOW = 33,
+    BIDI_SIGNAL_FLOW       = 34
+};
+
+
+enum class ASCH_PIN_SYMBOL_INNER
+{
+    UNKNOWN                = -1,
+    NO_SYMBOL              = 0,
+    POSPONED_OUTPUT        = 8,
+    OPEN_COLLECTOR         = 9,
+    HIZ                    = 10,
+    HIGH_CURRENT           = 11,
+    PULSE                  = 12,
+    SCHMITT                = 13,
+    OPEN_COLLECTOR_PULL_UP = 22,
+    OPEN_EMITTER           = 23,
+    OPEN_EMITTER_PULL_UP   = 24,
+    SHIFT_LEFT             = 30,
+    OPEN_OUTPUT            = 32
+};
+
+
 enum class ASCH_PIN_SYMBOL_OUTEREDGE
 {
-    UNKNOWN   = -1,
-    NO_SYMBOL = 0,
-    NEGATED   = 1,
+    UNKNOWN    = -1,
+    NO_SYMBOL  = 0,
+    NEGATED    = 1,
+    LOW_INPUT  = 4,
+    LOW_OUTPUT = 17
 };
 
 
@@ -142,6 +175,9 @@ struct ASCH_PIN
     wxString text;
     wxString designator;
 
+    ASCH_PIN_SYMBOL_OUTER symbolOuter;
+    ASCH_PIN_SYMBOL_INNER symbolInner;
+
     ASCH_PIN_SYMBOL_OUTEREDGE symbolOuterEdge;
     ASCH_PIN_SYMBOL_INNEREDGE symbolInnerEdge;
 
diff --git a/eeschema/sch_plugins/altium/sch_altium_plugin.cpp b/eeschema/sch_plugins/altium/sch_altium_plugin.cpp
index 1e1f363b45..5e424a5ac0 100644
--- a/eeschema/sch_plugins/altium/sch_altium_plugin.cpp
+++ b/eeschema/sch_plugins/altium/sch_altium_plugin.cpp
@@ -555,6 +555,22 @@ void SCH_ALTIUM_PLUGIN::ParsePin( const std::map<wxString, wxString>& aPropertie
             break;
         }
     }
+    else if( elem.symbolOuterEdge == ASCH_PIN_SYMBOL_OUTEREDGE::LOW_INPUT )
+    {
+        switch( elem.symbolInnerEdge )
+        {
+        case ASCH_PIN_SYMBOL_INNEREDGE::CLOCK:
+            pin->SetShape( GRAPHIC_PINSHAPE::CLOCK_LOW );
+            break;
+        default:
+            pin->SetShape( GRAPHIC_PINSHAPE::INPUT_LOW );
+            break;
+        }
+    }
+    else if( elem.symbolOuterEdge == ASCH_PIN_SYMBOL_OUTEREDGE::LOW_OUTPUT )
+    {
+        pin->SetShape( GRAPHIC_PINSHAPE::OUTPUT_LOW );
+    }
     else
     {
         switch( elem.symbolInnerEdge )