diff --git a/sonde/sonde.brd b/sonde/sonde.brd
--- a/sonde/sonde.brd
+++ b/sonde/sonde.brd
@@ -60,15 +60,15 @@
 <layer number="50" name="dxf" color="7" fill="1" visible="no" active="yes"/>
 <layer number="51" name="tDocu" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="52" name="bDocu" color="7" fill="1" visible="no" active="yes"/>
-<layer number="53" name="tDXF" color="5" fill="1" visible="no" active="yes"/>
-<layer number="54" name="bDXF" color="5" fill="1" visible="no" active="yes"/>
-<layer number="55" name="Panel" color="14" fill="1" visible="no" active="yes"/>
-<layer number="56" name="Board" color="13" fill="1" visible="no" active="yes"/>
-<layer number="57" name="tRefDes" color="7" fill="1" visible="no" active="yes"/>
-<layer number="58" name="bRefDes" color="7" fill="1" visible="no" active="yes"/>
-<layer number="59" name="Platted_Slots" color="11" fill="1" visible="no" active="yes"/>
-<layer number="60" name="tErrors" color="12" fill="1" visible="no" active="yes"/>
-<layer number="61" name="bErrors" color="12" fill="1" visible="no" active="yes"/>
+<layer number="53" name="tDXF" color="5" fill="1" visible="yes" active="yes"/>
+<layer number="54" name="bDXF" color="5" fill="1" visible="yes" active="yes"/>
+<layer number="55" name="Panel" color="14" fill="1" visible="yes" active="yes"/>
+<layer number="56" name="Board" color="13" fill="1" visible="yes" active="yes"/>
+<layer number="57" name="tRefDes" color="7" fill="1" visible="yes" active="yes"/>
+<layer number="58" name="bRefDes" color="7" fill="1" visible="yes" active="yes"/>
+<layer number="59" name="Platted_Slots" color="11" fill="1" visible="yes" active="yes"/>
+<layer number="60" name="tErrors" color="12" fill="1" visible="yes" active="yes"/>
+<layer number="61" name="bErrors" color="12" fill="1" visible="yes" active="yes"/>
 <layer number="90" name="Modules" color="5" fill="1" visible="no" active="no"/>
 <layer number="91" name="Nets" color="2" fill="1" visible="no" active="no"/>
 <layer number="92" name="Busses" color="1" fill="1" visible="no" active="no"/>
@@ -107,8 +107,8 @@
 <layer number="125" name="_tNames" color="7" fill="1" visible="no" active="yes"/>
 <layer number="126" name="_bNames" color="7" fill="1" visible="no" active="yes"/>
 <layer number="127" name="mtValues" color="7" fill="1" visible="no" active="yes"/>
-<layer number="128" name="DOCFIELD" color="15" fill="1" visible="no" active="yes"/>
-<layer number="129" name="DOCFIELD_RED" color="12" fill="1" visible="no" active="yes"/>
+<layer number="128" name="DOCFIELD" color="15" fill="1" visible="yes" active="yes"/>
+<layer number="129" name="DOCFIELD_RED" color="12" fill="1" visible="yes" active="yes"/>
 <layer number="130" name="mbStop" color="7" fill="1" visible="no" active="yes"/>
 <layer number="131" name="tAdjust" color="7" fill="1" visible="no" active="yes"/>
 <layer number="132" name="bAdjust" color="7" fill="1" visible="no" active="yes"/>
@@ -1011,49 +1011,6 @@ Source: http://www.osram.convergy.de/ ..
 </package>
 </packages>
 </library>
-<library name="SLAT-MicroProc">
-<description>SLAT Microprocessors</description>
-<packages>
-<package name="UFQFPN28">
-<wire x1="-2.146" y1="2.146" x2="2.154" y2="2.146" width="0.2032" layer="51"/>
-<wire x1="2.154" y1="2.146" x2="2.154" y2="-2.154" width="0.2032" layer="51"/>
-<wire x1="2.154" y1="-2.154" x2="-2.146" y2="-2.154" width="0.2032" layer="51"/>
-<wire x1="-2.146" y1="-2.154" x2="-2.146" y2="2.146" width="0.2032" layer="51"/>
-<smd name="1" x="-2.096" y="1.496" dx="0.7" dy="0.3" layer="1"/>
-<smd name="2" x="-2.096" y="0.996" dx="0.7" dy="0.3" layer="1" roundness="100"/>
-<smd name="3" x="-2.096" y="0.496" dx="0.7" dy="0.3" layer="1" roundness="100"/>
-<smd name="4" x="-2.096" y="-0.004" dx="0.7" dy="0.3" layer="1" roundness="100"/>
-<smd name="5" x="-2.096" y="-0.504" dx="0.7" dy="0.3" layer="1" roundness="100"/>
-<smd name="6" x="-2.096" y="-1.004" dx="0.7" dy="0.3" layer="1" roundness="100"/>
-<smd name="7" x="-2.096" y="-1.504" dx="0.7" dy="0.3" layer="1" roundness="100"/>
-<smd name="8" x="-1.496" y="-2.104" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R90"/>
-<smd name="9" x="-0.996" y="-2.104" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R90"/>
-<smd name="10" x="-0.496" y="-2.104" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R90"/>
-<smd name="11" x="0.004" y="-2.104" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R90"/>
-<smd name="12" x="0.504" y="-2.104" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R90"/>
-<smd name="13" x="1.004" y="-2.104" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R90"/>
-<smd name="14" x="1.504" y="-2.104" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R90"/>
-<smd name="15" x="2.104" y="-1.504" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R180"/>
-<smd name="16" x="2.104" y="-1.004" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R180"/>
-<smd name="17" x="2.104" y="-0.504" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R180"/>
-<smd name="18" x="2.104" y="-0.004" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R180"/>
-<smd name="19" x="2.104" y="0.496" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R180"/>
-<smd name="20" x="2.104" y="0.996" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R180"/>
-<smd name="21" x="2.104" y="1.496" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R180"/>
-<smd name="22" x="1.504" y="2.096" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R270"/>
-<smd name="23" x="1.004" y="2.096" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R270"/>
-<smd name="24" x="0.504" y="2.096" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R270"/>
-<smd name="25" x="0.004" y="2.096" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R270"/>
-<smd name="26" x="-0.496" y="2.096" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R270"/>
-<smd name="27" x="-0.996" y="2.096" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R270"/>
-<smd name="28" x="-1.496" y="2.096" dx="0.7" dy="0.3" layer="1" roundness="100" rot="R270"/>
-<rectangle x1="-2.196" y1="1.746" x2="-1.746" y2="2.196" layer="21"/>
-<rectangle x1="-2.196" y1="0" x2="0" y2="2.196" layer="51"/>
-<text x="-1.778" y="2.54" size="0.8128" layer="25" font="vector" ratio="16">&gt;NAME</text>
-<text x="-2.286" y="-3.556" size="0.8128" layer="27" font="vector" ratio="16">&gt;VALUE</text>
-</package>
-</packages>
-</library>
 </libraries>
 <attributes>
 </attributes>
@@ -1390,7 +1347,6 @@ Please make sure your boards conform to 
 <attribute name="PROD_ID" value="IC-13090" x="21.463" y="7.747" size="1.778" layer="27" font="vector" rot="R90" display="off"/>
 </element>
 <element name="C10" library="Protofusion-passives" package="0402-CAP" value="0.1uF" x="26.797" y="12.954" rot="R90"/>
-<element name="U5" library="SLAT-MicroProc" package="UFQFPN28" value="STM32F031G6U6" x="-17.272" y="-2.794"/>
 </elements>
 <signals>
 <signal name="GND">