diff --git a/include/villas/nodes/iec61850_sv.h b/include/villas/nodes/iec61850_sv.h
index 7d05c9afc..f104a6189 100644
--- a/include/villas/nodes/iec61850_sv.h
+++ b/include/villas/nodes/iec61850_sv.h
@@ -37,6 +37,7 @@
 #include "list.h"
 
 enum {
+	/* According to IEC 61850-7-2 */
 	IEC61850_TYPE_BOOLEAN,
 	IEC61850_TYPE_INT8,
 	IEC61850_TYPE_INT16,
@@ -52,11 +53,25 @@ enum {
 	IEC61850_TYPE_CODED_ENUM,
 	IEC61850_TYPE_OCTET_STRING,
 	IEC61850_TYPE_VISIBLE_STRING,
+	IEC61850_TYPE_OBJECTNAME,
+	IEC61850_TYPE_OBJECTREFERENCE,
 	IEC61850_TYPE_TIMESTAMP,
 	IEC61850_TYPE_ENTRYTIME,
+	/* According to IEC 61850-8-1 */
 	IEC61850_TYPE_BITSTRING 
 } type;
 
+struct iec61850_type_descriptor {
+	enum iec61850_type type;
+	const char *name;
+	unsigned size;
+	
+	/* Functions pointers */
+	double (*subscriber_get)(SVClientASDU self, int index);
+	int    (*publisher_add)(SV_ASDU self);
+	void   (*publisher_set)(SV_ASDU self, int index, int8_t value);
+};
+
 struct iec61850_sv_mapping {
 	SV_ASDU *asdu;
 
diff --git a/lib/nodes/iec61850_sv.c b/lib/nodes/iec61850_sv.c
index b8a2b6742..4eac602e7 100644
--- a/lib/nodes/iec61850_sv.c
+++ b/lib/nodes/iec61850_sv.c
@@ -25,6 +25,39 @@
 #include "nodes/iec61850_sv.h"
 #include "plugin.h"
 
+struct iec61850_type_descriptor type_descrptors[] = {
+	[ IEC61850_TYPE_BOOLEAN ]         = { "boolean",          1, NULL,                    NULL,               NULL               },
+	[ IEC61850_TYPE_INT8 ]            = { "int8",             1, SVClientASDU_getINT8,    SV_ASDU_addINT8,    SV_ASDU_setINT8    },
+	[ IEC61850_TYPE_INT16 ]           = { "int16",            2, SVClientASDU_getINT16,   NULL,               NULL               },
+	[ IEC61850_TYPE_INT32 ]           = { "int32",            4, SVClientASDU_getINT32,   SV_ASDU_addINT32,   SV_ASDU_setINT32   },
+	[ IEC61850_TYPE_INT64 ]           = { "int64",            8, NULL,                    NULL,               NULL               },
+	[ IEC61850_TYPE_INT8U ]           = { "int8u",            1, SVClientASDU_getINT8U,   NULL,               NULL               },
+	[ IEC61850_TYPE_INT16U ]          = { "int16u",           2, NULL,                    NULL,               NULL               },
+	[ IEC61850_TYPE_INT24U ]          = { "int24u",           3, NULL,                    NULL,               NULL               },
+	[ IEC61850_TYPE_INT32U ]          = { "int32u",           4, SVClientASDU_getINT32U,  NULL,               NULL               },
+	[ IEC61850_TYPE_FLOAT32 ]         = { "float32",          4, SVClientASDU_getFLOAT32, SV_ASDU_addFLOAT,   SV_ASDU_setFLOAT   },
+	[ IEC61850_TYPE_FLOAT64 ]         = { "float64",          8, SVClientASDU_getFLOAT64, SV_ASDU_addFLOAT64, SV_ASDU_setFLOAT64 },
+	[ IEC61850_TYPE_ENUMERATED ]      = { "enumerated",       4, NULL,                    NULL,               NULL               },
+	[ IEC61850_TYPE_CODED_ENUM ]      = { "coded_enum",       4, NULL,                    NULL,               NULL               },
+	[ IEC61850_TYPE_OCTET_STRING ]    = { "octect_string",   20, NULL,                    NULL,               NULL               },
+	[ IEC61850_TYPE_VISIBLE_STRING ]  = { "visible_string",  35, NULL,                    NULL,               NULL               },
+	[ IEC61850_TYPE_OBJECTNAME ]      = { "objectname"       20, NULL,                    NULL,               NULL               },
+	[ IEC61850_TYPE_OBJECTREFERENCE ] = { "objectreference", 20, NULL,                    NULL,               NULL               },
+	[ IEC61850_TYPE_TIMESTAMP ]       = { "timestamp",        8, NULL,                    NULL,               NULL               },
+	[ IEC61850_TYPE_ENTRYTIME ]       = { "entrytime",        6, NULL,                    NULL,               NULL               },
+	[ IEC61850_TYPE_BITSTRING ]       = { "bitstring",        4, NULL,                    NULL,               NULL               }
+};
+
+struct iec61850_type_descriptor * iec61850_type_lookup(const char *name)
+{
+	for (int i = 0; i < ARRAY_LEN(type_descriptors); i++) {
+		if (!strcmp(name, type_descriptors[i].name))
+			return &type_descriptors[i];
+	}
+	
+	return NULL;
+}
+
 int iec61850_sv_reverse(struct node *n)
 {
 	struct iec61850_sv *i __attribute__((unused)) = n->_vd;
@@ -35,6 +68,20 @@ int iec61850_sv_reverse(struct node *n)
 int iec61850_sv_parse(struct node *n, config_setting_t *cfg)
 {
 	struct iec61850_sv *i __attribute__((unused)) = n->_vd;
+	
+	config_setting_t *cfg_in, *cfg_out;
+
+	cfg_in = config_setting_get_member(cfg, "in");
+	if (cfg_in) {
+		if ()
+			cerror(cfg_out, "Failed to parse input for node %s", node_name(n));
+	}
+	
+	cfg_out = config_setting_get_member(cfg, "out");
+	if (cfg_out) {
+		if ()
+			cerror(cfg_out, "Failed to parse output for node %s", node_name(n));
+	}
 
 	return 0;
 }