diff --git a/LHe-Level-Meter.cproj b/LHe-Level-Meter.cproj
index f5028d3..11253de 100644
--- a/LHe-Level-Meter.cproj
+++ b/LHe-Level-Meter.cproj
@@ -28,18 +28,18 @@
     <eraseonlaunchrule>0</eraseonlaunchrule>
     <AsfFrameworkConfig>
       <framework-data>
-  <options />
-  <configurations />
-  <files />
-  <documentation help="" />
-  <offline-documentation help="" />
-  <dependencies>
-    <content-extension eid="atmel.asf" uuidref="Atmel.ASF" version="3.44.1" />
-  </dependencies>
-</framework-data>
+        <options />
+        <configurations />
+        <files />
+        <documentation help="" />
+        <offline-documentation help="" />
+        <dependencies>
+          <content-extension eid="atmel.asf" uuidref="Atmel.ASF" version="3.44.1" />
+        </dependencies>
+      </framework-data>
     </AsfFrameworkConfig>
     <avrtool>com.atmel.avrdbg.tool.powerdebugger</avrtool>
-    <avrtoolserialnumber>J50200002200</avrtoolserialnumber>
+    <avrtoolserialnumber>J51800003073</avrtoolserialnumber>
     <avrdeviceexpectedsignature>0x1E9705</avrdeviceexpectedsignature>
     <com_atmel_avrdbg_tool_stk500>
       <ToolOptions>
@@ -54,7 +54,7 @@
       <ToolName>STK500</ToolName>
     </com_atmel_avrdbg_tool_stk500>
     <avrtoolinterface>ISP</avrtoolinterface>
-    <avrtoolinterfaceclock>944399</avrtoolinterfaceclock>
+    <avrtoolinterfaceclock>976237</avrtoolinterfaceclock>
     <com_atmel_avrdbg_tool_simulator>
       <ToolOptions>
         <InterfaceProperties>
@@ -69,7 +69,7 @@
     <com_atmel_avrdbg_tool_powerdebugger>
       <ToolOptions>
         <InterfaceProperties>
-          <IspClock>944399</IspClock>
+          <IspClock>976237</IspClock>
           <JtagDbgClock>220000</JtagDbgClock>
           <JtagEnableExtResetOnStartSession>true</JtagEnableExtResetOnStartSession>
           <JtagInChain>false</JtagInChain>
@@ -85,7 +85,7 @@
         <InterfaceName>ISP</InterfaceName>
       </ToolOptions>
       <ToolType>com.atmel.avrdbg.tool.powerdebugger</ToolType>
-      <ToolNumber>J50200002200</ToolNumber>
+      <ToolNumber>J51800003073</ToolNumber>
       <ToolName>Power Debugger</ToolName>
     </com_atmel_avrdbg_tool_powerdebugger>
     <ResetRule>0</ResetRule>
diff --git a/avr-util-library b/avr-util-library
index fd90032..2a9be00 160000
--- a/avr-util-library
+++ b/avr-util-library
@@ -1 +1 @@
-Subproject commit fd900322de9a159eb6b8558e6ffa5de09f58a11c
+Subproject commit 2a9be000823f423f6d8717c4454917411077af12
diff --git a/config.h b/config.h
index 7eeb5ec..b73f3c1 100644
--- a/config.h
+++ b/config.h
@@ -12,7 +12,7 @@
 
 
 
-#define FIRMWARE_VERSION 223
+#define FIRMWARE_VERSION 224
 
 #define BRANCH_ID  1
 #define  LAST_FIRMWARE_EEPROM_CHANGED 222
diff --git a/diag_pulse.c b/diag_pulse.c
index fc1785c..c169ec5 100644
--- a/diag_pulse.c
+++ b/diag_pulse.c
@@ -771,6 +771,10 @@ void diag_pulse_send(diag_pulseType *dp){
 	xbee_wake_up_plus();
 	
 
+	InitScreen_AddLine("Sending Pulse Data:",1);	
+
+	
+	diag_send_r_calibration(dp);
 	
 
 	if (connected.DS3231M)
@@ -804,7 +808,7 @@ void diag_pulse_send(diag_pulseType *dp){
 	diag_send_buffer[6] = n_Packets;
 	
 	
-	InitScreen_AddLine("Sending Pulse Data:",1);
+
 
 
 	InitScreen_AddLine("Sending I data...",0);
@@ -892,6 +896,29 @@ void diag_send_sub_packets(diag_pulseType *dp,uint8_t Message_code,uint8_t n_Pac
 	}
 }
 
+void diag_send_r_calibration(diag_pulseType *dp){
+	sprintf(LVM.temp->string,"Sending R span, zero");
+	InitScreen_AddLine(LVM.temp->string,0);
+	
+	int32_t span32 = (int32_t)round(dp->r_span* 1000);
+	diag_send_buffer[0] = (span32 >> 24) & 0xFF;
+	diag_send_buffer[1] = (span32 >> 16) & 0xFF;
+	diag_send_buffer[2] = (span32 >> 8) & 0xFF;
+	diag_send_buffer[3] = span32 & 0xFF;
+
+	
+	int16_t zero16 = (int16_t)round(dp->r_zero*10);
+	diag_send_buffer[4] = zero16 >> 8 & 0xFF;
+	diag_send_buffer[5] = zero16 & 0xFF ;
+	
+	memcpy(LVM.temp->buffer,diag_send_buffer,6);
+	xbee_send_message(GET_R_CALIBRATION,LVM.temp->buffer,6);
+	_delay_ms(500);
+	
+	
+	
+}
+
 
 
 void diag_pulse(diag_pulseType *dp){
diff --git a/diag_pulse.h b/diag_pulse.h
index 8c607af..a981c83 100644
--- a/diag_pulse.h
+++ b/diag_pulse.h
@@ -38,5 +38,6 @@ void diag_pulse_move_cursor(diag_pulseType *dp,int8_t direction);
 void diag_pulse_send(diag_pulseType *dp);
 void diag_pulse(diag_pulseType *dp);
 void diag_send_sub_packets(diag_pulseType *dp,uint8_t Message_code,uint8_t n_Packets);
+void diag_send_r_calibration(diag_pulseType *dp);
 
 #endif /* DIAG_PULSE_H_ */
\ No newline at end of file