diff --git a/pcb/miniledcube-smd.brd b/pcb/miniledcube-smd.brd
index 30e3c18..fd80252 100644
--- a/pcb/miniledcube-smd.brd
+++ b/pcb/miniledcube-smd.brd
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!DOCTYPE eagle SYSTEM "eagle.dtd">
-<eagle version="6.6.0">
+<eagle version="7.0.0">
 <drawing>
 <settings>
 <setting alwaysvectorfont="yes"/>
@@ -96,6 +96,83 @@
 <text x="3.6" y="25.2" size="0.8128" layer="25" ratio="17">1</text>
 <text x="0.5" y="3.1" size="1.27" layer="26" rot="MR90">version 0.6, 05/2014</text>
 <text x="1.9" y="12" size="1.27" layer="25" ratio="16" rot="R90">mini LED cube</text>
+<polygon width="0.2" layer="21">
+<vertex x="9.189284375" y="16.6945" curve="9.499997"/>
+<vertex x="9.492959375" y="16.8509"/>
+<vertex x="10.246984375" y="16.23596875"/>
+<vertex x="10.76403125" y="16.753015625"/>
+<vertex x="10.1491" y="17.507040625" curve="18.999982"/>
+<vertex x="10.4096375" y="18.1360375"/>
+<vertex x="11.3776375" y="18.234390625"/>
+<vertex x="11.3776375" y="18.965609375"/>
+<vertex x="10.4096375" y="19.0639625" curve="18.999982"/>
+<vertex x="10.1491" y="19.692959375"/>
+<vertex x="10.76403125" y="20.446984375"/>
+<vertex x="10.246984375" y="20.96403125"/>
+<vertex x="9.492959375" y="20.3491" curve="18.999982"/>
+<vertex x="8.8639625" y="20.6096375"/>
+<vertex x="8.765609375" y="21.5776375"/>
+<vertex x="8.034390625" y="21.5776375"/>
+<vertex x="7.9360375" y="20.6096375" curve="18.999982"/>
+<vertex x="7.307040625" y="20.3491"/>
+<vertex x="6.553015625" y="20.96403125"/>
+<vertex x="6.03596875" y="20.446984375"/>
+<vertex x="6.6509" y="19.692959375" curve="18.999982"/>
+<vertex x="6.3903625" y="19.0639625"/>
+<vertex x="5.4223625" y="18.965609375"/>
+<vertex x="5.4223625" y="18.234390625"/>
+<vertex x="6.3903625" y="18.1360375" curve="18.999982"/>
+<vertex x="6.6509" y="17.507040625"/>
+<vertex x="6.03596875" y="16.753015625"/>
+<vertex x="6.553015625" y="16.23596875"/>
+<vertex x="7.307040625" y="16.8509" curve="9.499997"/>
+<vertex x="7.610715625" y="16.6945"/>
+<vertex x="8.041234375" y="17.7338625" curve="-67.500031"/>
+<vertex x="7.4625" y="18.6" curve="-247.500015"/>
+<vertex x="8.758765625" y="17.7338625"/>
+</polygon>
+<polygon width="0.2" layer="51">
+<vertex x="12.6" y="32.4"/>
+<vertex x="13" y="31.9"/>
+<vertex x="13" y="30.6"/>
+<vertex x="12.2" y="30.6"/>
+<vertex x="12.2" y="31.9"/>
+</polygon>
+<polygon width="0.03" layer="22">
+<vertex x="2.95275" y="29.69464375" curve="9.499842"/>
+<vertex x="2.87455" y="29.846478125"/>
+<vertex x="3.182015625" y="30.22349375"/>
+<vertex x="2.92349375" y="30.482015625"/>
+<vertex x="2.546478125" y="30.17455" curve="18.9999"/>
+<vertex x="2.23198125" y="30.30481875"/>
+<vertex x="2.182803125" y="30.78881875"/>
+<vertex x="1.817196875" y="30.78881875"/>
+<vertex x="1.76801875" y="30.30481875" curve="18.9999"/>
+<vertex x="1.453521875" y="30.17455"/>
+<vertex x="1.07650625" y="30.482015625"/>
+<vertex x="0.817984375" y="30.22349375"/>
+<vertex x="1.12545" y="29.846478125" curve="18.9999"/>
+<vertex x="0.99518125" y="29.53198125"/>
+<vertex x="0.51118125" y="29.482803125"/>
+<vertex x="0.51118125" y="29.117196875"/>
+<vertex x="0.99518125" y="29.06801875" curve="18.9999"/>
+<vertex x="1.12545" y="28.753521875"/>
+<vertex x="0.817984375" y="28.37650625"/>
+<vertex x="1.07650625" y="28.117984375"/>
+<vertex x="1.453521875" y="28.42545" curve="18.9999"/>
+<vertex x="1.76801875" y="28.29518125"/>
+<vertex x="1.817196875" y="27.81118125"/>
+<vertex x="2.182803125" y="27.81118125"/>
+<vertex x="2.23198125" y="28.29518125" curve="18.9999"/>
+<vertex x="2.546478125" y="28.42545"/>
+<vertex x="2.92349375" y="28.117984375"/>
+<vertex x="3.182015625" y="28.37650625"/>
+<vertex x="2.87455" y="28.753521875" curve="9.499842"/>
+<vertex x="2.95275" y="28.90535625"/>
+<vertex x="2.43306875" y="29.120615625" curve="-67.499903"/>
+<vertex x="2" y="28.83125" curve="-247.500192"/>
+<vertex x="2.43306875" y="29.479384375"/>
+</polygon>
 </plain>
 <libraries>
 <library name="con-lstb">
@@ -1592,6 +1669,9 @@ design rules under a new name.</description>
 <autorouter>
 <pass name="Default">
 <param name="RoutingGrid" value="0.3mm"/>
+<param name="AutoGrid" value="1"/>
+<param name="Efforts" value="0"/>
+<param name="TopRouterVariant" value="1"/>
 <param name="tpViaShape" value="round"/>
 <param name="PrefDir.1" value="|"/>
 <param name="PrefDir.2" value="0"/>
@@ -1806,8 +1886,8 @@ design rules under a new name.</description>
 <wire x1="18.3" y1="32.1" x2="18.3" y2="34.2" width="0.3556" layer="16"/>
 <wire x1="16.8" y1="32.1" x2="18.3" y2="32.1" width="0.3556" layer="16"/>
 <wire x1="16.5" y1="31.8" x2="16.8" y2="32.1" width="0.3556" layer="16"/>
-<wire x1="8.4" y1="31.8" x2="13.8" y2="31.8" width="0.3556" layer="16"/>
-<wire x1="13.8" y1="31.8" x2="16.5" y2="31.8" width="0.3556" layer="16"/>
+<wire x1="8.4" y1="31.8" x2="14.5" y2="31.8" width="0.3556" layer="16"/>
+<wire x1="14.5" y1="31.8" x2="16.5" y2="31.8" width="0.3556" layer="16"/>
 <wire x1="8.4" y1="31.5" x2="8.4" y2="31.8" width="0.3556" layer="1"/>
 <wire x1="18.3" y1="34.2" x2="18.4" y2="34.43" width="0.3556" layer="16"/>
 <wire x1="2.1" y1="7.8" x2="3.3" y2="7.8" width="0.3556" layer="16"/>
@@ -1848,9 +1928,9 @@ design rules under a new name.</description>
 <wire x1="11.4" y1="11.7" x2="6.3" y2="11.7" width="0.3556" layer="16"/>
 <wire x1="12" y1="11.1" x2="11.4" y2="11.7" width="0.3556" layer="16"/>
 <wire x1="12" y1="11.1" x2="12.3" y2="11.1" width="0.3556" layer="16"/>
-<wire x1="13.2" y1="31.4" x2="13.8" y2="31.8" width="0.3556" layer="16"/>
-<wire x1="13.8" y1="27.6" x2="13.2" y2="31.4" width="0.3556" layer="1"/>
-<wire x1="11.4" y1="25.2" x2="13.8" y2="27.6" width="0.3556" layer="1"/>
+<wire x1="13.7" y1="31.4" x2="14.5" y2="31.8" width="0.3556" layer="16"/>
+<wire x1="13.7" y1="27.6" x2="13.7" y2="31.4" width="0.3556" layer="1"/>
+<wire x1="11.4" y1="25.2" x2="13.7" y2="27.6" width="0.3556" layer="1"/>
 <wire x1="11.4" y1="24" x2="11.4" y2="25.2" width="0.3556" layer="1"/>
 <wire x1="11.1" y1="23.7" x2="11.4" y2="24" width="0.3556" layer="1"/>
 <wire x1="11.1" y1="18.9" x2="11.1" y2="23.7" width="0.3556" layer="1"/>
@@ -1861,7 +1941,7 @@ design rules under a new name.</description>
 <via x="2.1" y="10.8" extent="1-16" drill="0.6096"/>
 <via x="12.3" y="11.1" extent="1-16" drill="0.6096"/>
 <via x="10.5" y="14.1" extent="1-16" drill="0.6096"/>
-<via x="13.2" y="31.4" extent="1-16" drill="0.6096"/>
+<via x="13.7" y="31.4" extent="1-16" drill="0.6096"/>
 </signal>
 <signal name="A">
 <contactref element="SV1" pad="10"/>
@@ -2026,14 +2106,13 @@ design rules under a new name.</description>
 <wire x1="11.1" y1="27.6" x2="11.1" y2="28.5" width="0.3556" layer="1"/>
 <wire x1="9.9" y1="26.4" x2="11.1" y2="27.6" width="0.3556" layer="1"/>
 <wire x1="9.9" y1="24.6" x2="9.9" y2="26.4" width="0.3556" layer="1"/>
-<wire x1="9" y1="23.7" x2="9.9" y2="24.6" width="0.3556" layer="1"/>
-<wire x1="8.4" y1="23.7" x2="9" y2="23.7" width="0.3556" layer="1"/>
-<wire x1="8.4" y1="21.3" x2="8.4" y2="23.7" width="0.3556" layer="1"/>
-<wire x1="9.3" y1="21.3" x2="8.4" y2="21.3" width="0.3556" layer="16"/>
+<wire x1="8" y1="22.7" x2="9.9" y2="24.6" width="0.3556" layer="1"/>
+<wire x1="8" y1="22.3" x2="8" y2="22.7" width="0.3556" layer="1"/>
+<wire x1="9.3" y1="21.3" x2="8" y2="22.3" width="0.3556" layer="16"/>
 <wire x1="15.9" y1="34.2" x2="15.8" y2="34.43" width="0.3556" layer="16"/>
 <via x="15" y="20.7" extent="1-16" drill="0.6096"/>
 <via x="11.4" y="32.7" extent="1-16" drill="0.6096"/>
-<via x="8.4" y="21.3" extent="1-16" drill="0.6096"/>
+<via x="8" y="22.3" extent="1-16" drill="0.6096"/>
 </signal>
 <signal name="7_MISO">
 <contactref element="SV1" pad="7"/>
@@ -2232,6 +2311,9 @@ design rules under a new name.</description>
 <wire x1="4.2" y1="18.9" x2="4.2" y2="18.85" width="0.3556" layer="16"/>
 <via x="5.4" y="25.8" extent="1-16" drill="0.6096"/>
 </signal>
+<signal name="N$7">
+<wire x1="6.6509" y1="17.507040625" x2="6.03596875" y2="16.753015625" width="0.2" layer="1"/>
+</signal>
 </signals>
 </board>
 </drawing>