Diff: src/ConfigurationHandler/Controls/SetpointControl.cpp

Revision:

91:0e8d76030598

Parent:

90:7d9731dec0da

Child:

92:9a6a1adca19c

--- a/src/ConfigurationHandler/Controls/SetpointControl.cpp	Tue Sep 20 17:45:57 2016 +0000
+++ b/src/ConfigurationHandler/Controls/SetpointControl.cpp	Tue Sep 20 18:26:08 2016 +0000
@@ -7,6 +7,7 @@
 #include "SetpointControl.h"
 #include "mDot.h"
 #include "MbedJSONValue.h"
+#include "ModbusMasterApi.h"
 #include "global.h"
 #include <string>
 
@@ -127,6 +128,17 @@
 
 bool SetpointControl::overLimit(void)
 {
+    ModbusValue value;
+
+    ModbusMasterReadRegister( input, &value );
+    printf("overLimit: input=%s value=%2.2f, direction=%d\r\n", input, value.value, actingDir);
+    float high_band = setpoint + (setpoint * .04);
+    if( (value.value >= high_band && actingDir == true) || (value.value <= high_band && actingDir == false) ) {
+        printf("overLimit returning TRUE\r\n");
+        // over limit
+        return true;
+    }
+    printf("overLimit returning FALSE\r\n");
     return false;
 }
 
@@ -139,6 +151,16 @@
 
 bool SetpointControl::underLimit(void)
 {
+    ModbusValue value;
+
+    float low_band = setpoint - (setpoint *.04);
+    printf("underLimit: input=%s value=%2.2f, direction=%d\r\n", input, value.value, actingDir);
+    if( (value.value <= low_band && actingDir == true) || (value.value >= low_band && actingDir == false) ) {
+        // over limit
+        printf("underLimit returning TRUE\r\n");
+        return true;
+    }
+    printf("underLimit returning FALSE\r\n");
     return false;
 }