diff -r c92651a54969 -r 468ec0d96cce thermferm/rdconfig.c
--- a/thermferm/rdconfig.c	Sat May 16 17:39:30 2015 +0200
+++ b/thermferm/rdconfig.c	Sun May 17 19:34:55 2015 +0200
@@ -22,6 +22,7 @@
 
 #include "rdconfig.h"
 #include "thermferm.h"
+#include "pid.h"
 #include "futil.h"
 #include "xutil.h"
 
@@ -516,14 +517,6 @@
 		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
 		    return 1;
 		}
-		if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "PIDC_INPUTD", "%.2f", tmp3->PID_cool->InputD)) < 0) {
-		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
-		    return 1;
-		}
-		if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "PIDC_INPUTLAST", "%.2f", tmp3->PID_cool->InputLast)) < 0) {
-		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
-		    return 1;
-		}
 		if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "PIDC_ERR", "%.2f", tmp3->PID_cool->Err)) < 0) {
 		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
 		    return 1;
@@ -532,7 +525,7 @@
 		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
 		    return 1;
 		}
-		if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "PIDC_ERRLASTLAST", "%.2f", tmp3->PID_cool->ErrLastLast)) < 0) {
+		if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "PIDC_ISTATE", "%.2f", tmp3->PID_cool->iState)) < 0) {
 		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
 		    return 1;
 		}
@@ -578,14 +571,6 @@
 		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
 		    return 1;
 		}
-		if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "PIDH_INPUTD", "%.2f", tmp3->PID_heat->InputD)) < 0) {
-		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
-		    return 1;
-		}
-		if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "PIDH_INPUTLAST", "%.2f", tmp3->PID_heat->InputLast)) < 0) {
-		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
-		    return 1;
-		}
 		if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "PIDH_ERR", "%.2f", tmp3->PID_heat->Err)) < 0) {
 		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
 		    return 1;
@@ -594,7 +579,7 @@
 		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
 		    return 1;
 		}
-		if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "PIDH_ERRLASTLAST", "%.2f", tmp3->PID_heat->ErrLastLast)) < 0) {
+		if ((rc = xmlTextWriterWriteFormatElement(writer, BAD_CAST "PIDH_ISTATE", "%.2f", tmp3->PID_heat->iState)) < 0) {
 		    syslog(LOG_NOTICE, "wrconfig: error at xmlTextWriterWriteFormatElement");
 		    return 1;
 		}
@@ -1247,18 +1232,6 @@
 		unit->PID_cool->Input = val;
 	    xmlFree(key);
 	}
-	if ((!xmlStrcmp(cur->name, (const xmlChar *)"PIDC_INPUTD"))) {
-	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
-	    if (sscanf((const char *)key, "%f", &val) == 1)
-		unit->PID_cool->InputD = val;
-	    xmlFree(key);
-	}
-	if ((!xmlStrcmp(cur->name, (const xmlChar *)"PIDC_INPUTLAST"))) {
-	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
-	    if (sscanf((const char *)key, "%f", &val) == 1)
-		unit->PID_cool->InputLast = val;
-	    xmlFree(key);
-	}
 	if ((!xmlStrcmp(cur->name, (const xmlChar *)"PIDC_ERR"))) {
 	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
 	    if (sscanf((const char *)key, "%f", &val) == 1)
@@ -1271,10 +1244,10 @@
 		unit->PID_cool->ErrLast = val;
 	    xmlFree(key);
 	}
-	if ((!xmlStrcmp(cur->name, (const xmlChar *)"PIDC_ERRLASTLAST"))) {
+	if ((!xmlStrcmp(cur->name, (const xmlChar *)"PIDC_ISTATE"))) {
 	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
 	    if (sscanf((const char *)key, "%f", &val) == 1)
-		unit->PID_cool->ErrLastLast = val;
+		unit->PID_cool->iState = val;
 	    xmlFree(key);
 	}
 	if ((!xmlStrcmp(cur->name, (const xmlChar *)"PIDC_SETP"))) {
@@ -1335,18 +1308,6 @@
 		unit->PID_heat->Input = val;
 	    xmlFree(key);
 	}
-	if ((!xmlStrcmp(cur->name, (const xmlChar *)"PIDH_INPUTD"))) {
-	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
-	    if (sscanf((const char *)key, "%f", &val) == 1)
-		unit->PID_heat->InputD = val;
-	    xmlFree(key);
-	}
-	if ((!xmlStrcmp(cur->name, (const xmlChar *)"PIDH_INPUTLAST"))) {
-	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
-	    if (sscanf((const char *)key, "%f", &val) == 1)
-		unit->PID_heat->InputLast = val;
-	    xmlFree(key);
-	}
 	if ((!xmlStrcmp(cur->name, (const xmlChar *)"PIDH_ERR"))) {
 	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
 	    if (sscanf((const char *)key, "%f", &val) == 1)
@@ -1359,10 +1320,10 @@
 		unit->PID_heat->ErrLast = val;
 	    xmlFree(key);
 	}
-	if ((!xmlStrcmp(cur->name, (const xmlChar *)"PIDH_ERRLASTLAST"))) {
+	if ((!xmlStrcmp(cur->name, (const xmlChar *)"PIDH_ISTATE"))) {
 	    key = xmlNodeListGetString(doc, cur->xmlChildrenNode, 1);
 	    if (sscanf((const char *)key, "%f", &val) == 1)
-		unit->PID_heat->ErrLastLast = val;
+		unit->PID_heat->iState = val;
 	    xmlFree(key);
 	}
 	if ((!xmlStrcmp(cur->name, (const xmlChar *)"PIDH_SETP"))) {