diff --git a/lbr/Protofusion.lbr b/lbr/Protofusion.lbr
--- a/lbr/Protofusion.lbr
+++ b/lbr/Protofusion.lbr
@@ -1,12 +1,12 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!DOCTYPE eagle SYSTEM "eagle.dtd">
-<eagle version="6.5.0">
+<eagle version="7.2.0">
 <drawing>
 <settings>
 <setting alwaysvectorfont="no"/>
 <setting verticaltext="up"/>
 </settings>
-<grid distance="0.1" unitdist="inch" unit="inch" style="lines" multiple="1" display="no" altdistance="0.01" altunitdist="inch" altunit="inch"/>
+<grid distance="0.1" unitdist="inch" unit="inch" style="lines" multiple="1" display="yes" altdistance="0.01" altunitdist="inch" altunit="inch"/>
 <layers>
 <layer number="1" name="Top" color="4" fill="1" visible="yes" active="yes"/>
 <layer number="2" name="Route2" color="1" fill="3" visible="no" active="yes"/>
@@ -62,7 +62,9 @@
 <layer number="52" name="bDocu" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="53" name="tGND_GNDA" color="7" fill="9" visible="no" active="no"/>
 <layer number="54" name="bGND_GNDA" color="1" fill="9" visible="no" active="no"/>
+<layer number="55" name="dxf2" color="5" fill="1" visible="no" active="no"/>
 <layer number="56" name="wert" color="7" fill="1" visible="no" active="no"/>
+<layer number="57" name="tCAD" color="7" fill="1" visible="no" active="no"/>
 <layer number="91" name="Nets" color="2" fill="1" visible="yes" active="yes"/>
 <layer number="92" name="Busses" color="1" fill="1" visible="yes" active="yes"/>
 <layer number="93" name="Pins" color="2" fill="1" visible="yes" active="yes"/>
@@ -71,6 +73,7 @@
 <layer number="96" name="Values" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="97" name="Info" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="98" name="Guide" color="6" fill="1" visible="yes" active="yes"/>
+<layer number="99" name="SpiceOrder" color="7" fill="1" visible="no" active="no"/>
 <layer number="100" name="Muster" color="7" fill="1" visible="no" active="no"/>
 <layer number="101" name="Patch_Top" color="12" fill="4" visible="yes" active="yes"/>
 <layer number="102" name="Vscore" color="7" fill="1" visible="yes" active="yes"/>
@@ -81,8 +84,12 @@
 <layer number="107" name="Crop" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="108" name="centerline" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="109" name="ref-old" color="11" fill="1" visible="yes" active="yes"/>
+<layer number="110" name="Buffer" color="7" fill="1" visible="no" active="yes"/>
 <layer number="111" name="tGTest" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="112" name="bGTest" color="7" fill="1" visible="yes" active="yes"/>
+<layer number="113" name="num6" color="14" fill="1" visible="yes" active="yes"/>
+<layer number="114" name="dxf-top" color="13" fill="1" visible="yes" active="yes"/>
+<layer number="115" name="dxf-bottom" color="13" fill="1" visible="yes" active="yes"/>
 <layer number="116" name="Patch_BOT" color="9" fill="4" visible="yes" active="yes"/>
 <layer number="117" name="mPads" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="118" name="mVias" color="7" fill="1" visible="yes" active="yes"/>
@@ -120,6 +127,9 @@
 <layer number="150" name="Notes" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="151" name="HeatSink" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="152" name="mbDocu" color="7" fill="1" visible="yes" active="yes"/>
+<layer number="153" name="FabDoc1" color="7" fill="1" visible="yes" active="yes"/>
+<layer number="154" name="FabDoc2" color="7" fill="1" visible="yes" active="yes"/>
+<layer number="155" name="FabDoc3" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="191" name="mNets" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="192" name="mBusses" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="193" name="mPins" color="7" fill="1" visible="yes" active="yes"/>
@@ -152,6 +162,15 @@
 <layer number="222" name="222bmp" color="23" fill="1" visible="no" active="no"/>
 <layer number="223" name="223bmp" color="24" fill="1" visible="no" active="no"/>
 <layer number="224" name="224bmp" color="25" fill="1" visible="no" active="no"/>
+<layer number="225" name="225bmp" color="26" fill="10" visible="yes" active="yes"/>
+<layer number="226" name="226bmp" color="27" fill="10" visible="yes" active="yes"/>
+<layer number="227" name="227bmp" color="28" fill="10" visible="yes" active="yes"/>
+<layer number="228" name="228bmp" color="29" fill="10" visible="yes" active="yes"/>
+<layer number="229" name="229bmp" color="30" fill="10" visible="yes" active="yes"/>
+<layer number="230" name="230bmp" color="31" fill="10" visible="yes" active="yes"/>
+<layer number="231" name="231bmp" color="32" fill="10" visible="yes" active="yes"/>
+<layer number="248" name="Housing" color="7" fill="1" visible="yes" active="yes"/>
+<layer number="249" name="Edge" color="7" fill="1" visible="yes" active="yes"/>
 <layer number="250" name="Descript" color="3" fill="1" visible="no" active="no"/>
 <layer number="251" name="SMDround" color="12" fill="11" visible="no" active="no"/>
 <layer number="254" name="cooling" color="7" fill="1" visible="yes" active="yes"/>
@@ -33162,6 +33181,22 @@
 <wire x1="0.3175" y1="2.8575" x2="0" y2="2.54" width="0.127" layer="21"/>
 <wire x1="0" y1="2.54" x2="-0.3175" y2="2.8575" width="0.127" layer="21"/>
 </package>
+<package name="TSOT23-6">
+<wire x1="-1.77" y1="-0.49" x2="1.13" y2="-0.49" width="0.127" layer="21"/>
+<wire x1="-1.76" y1="0.57" x2="1.14" y2="0.57" width="0.127" layer="21"/>
+<wire x1="1.14" y1="-0.48" x2="1.14" y2="0.57" width="0.127" layer="21"/>
+<wire x1="-1.71" y1="0.19" x2="-1.71" y2="-0.14" width="0.127" layer="21" curve="-180"/>
+<wire x1="-1.77" y1="0.2" x2="-1.77" y2="0.57" width="0.127" layer="21"/>
+<wire x1="-1.77" y1="-0.49" x2="-1.77" y2="-0.14" width="0.127" layer="21"/>
+<smd name="1" x="-1.27" y="-1.27" dx="1.22" dy="0.62" layer="1" rot="R90"/>
+<smd name="2" x="-0.32" y="-1.27" dx="1.22" dy="0.62" layer="1" rot="R90"/>
+<smd name="3" x="0.63" y="-1.27" dx="1.22" dy="0.62" layer="1" rot="R90"/>
+<smd name="6" x="-1.27" y="1.35" dx="1.22" dy="0.62" layer="1" rot="R90"/>
+<smd name="5" x="-0.32" y="1.35" dx="1.22" dy="0.62" layer="1" rot="R90"/>
+<smd name="4" x="0.63" y="1.34" dx="1.22" dy="0.62" layer="1" rot="R90"/>
+<text x="-2.54" y="-2.54" size="1.27" layer="25" rot="R90">&gt;NAME</text>
+<text x="3.81" y="-2.54" size="1.27" layer="27" rot="R90">&gt;VALUE</text>
+</package>
 </packages>
 <symbols>
 <symbol name="RJ45-8">
@@ -33666,6 +33701,20 @@
 <text x="0" y="-10.16" size="1.778" layer="95" rot="MR180">&gt;VALUE</text>
 <rectangle x1="0" y1="-3.81" x2="1.27" y2="6.35" layer="94"/>
 </symbol>
+<symbol name="LTC3531">
+<wire x1="-10.16" y1="10.16" x2="10.16" y2="10.16" width="0.254" layer="94"/>
+<wire x1="10.16" y1="10.16" x2="10.16" y2="-10.16" width="0.254" layer="94"/>
+<wire x1="10.16" y1="-10.16" x2="-10.16" y2="-10.16" width="0.254" layer="94"/>
+<wire x1="-10.16" y1="-10.16" x2="-10.16" y2="10.16" width="0.254" layer="94"/>
+<text x="-10.16" y="10.922" size="1.778" layer="95">&gt;NAME</text>
+<text x="-10.414" y="-12.954" size="1.778" layer="96">&gt;VALUE</text>
+<pin name="SW1" x="7.62" y="15.24" length="middle" rot="R270"/>
+<pin name="SW2" x="-7.62" y="15.24" length="middle" rot="R270"/>
+<pin name="GND" x="2.54" y="-15.24" length="middle" rot="R90"/>
+<pin name="VOUT" x="15.24" y="0" length="middle" rot="R180"/>
+<pin name="!SHDN" x="-15.24" y="-2.54" length="middle"/>
+<pin name="VIN" x="-15.24" y="0" length="middle"/>
+</symbol>
 </symbols>
 <devicesets>
 <deviceset name="RJ45">
@@ -34332,6 +34381,26 @@ MOLEX SMD P/N: 43743-8101</description>
 </device>
 </devices>
 </deviceset>
+<deviceset name="LTC3531-3.3">
+<gates>
+<gate name="G$1" symbol="LTC3531" x="0" y="0"/>
+</gates>
+<devices>
+<device name="" package="TSOT23-6">
+<connects>
+<connect gate="G$1" pin="!SHDN" pad="4"/>
+<connect gate="G$1" pin="GND" pad="2"/>
+<connect gate="G$1" pin="SW1" pad="6"/>
+<connect gate="G$1" pin="SW2" pad="1"/>
+<connect gate="G$1" pin="VIN" pad="5"/>
+<connect gate="G$1" pin="VOUT" pad="3"/>
+</connects>
+<technologies>
+<technology name=""/>
+</technologies>
+</device>
+</devices>
+</deviceset>
 </devicesets>
 </library>
 </drawing>