more baord layout improvements

1 files changed, 72 insertions, 48 deletions

diff --git a/circuit/circuit.brd b/circuit/circuit.brd
index 81d18c5..6c08c28 100644
--- a/circuit/circuit.brd
+++ b/circuit/circuit.brd
@@ -63,7 +63,15 @@
 <wire x1="41.58" y1="0" x2="41.58" y2="34.28" width="0" layer="20"/>
 <wire x1="41.58" y1="34.28" x2="0" y2="34.28" width="0" layer="20"/>
 <wire x1="0" y1="34.28" x2="0" y2="0" width="0" layer="20"/>
-<text x="2.54" y="31.75" size="1.016" layer="51">derf / vusb-i2c / rev 1</text>
+<text x="2.54" y="31.75" size="1.016" layer="25">derf</text>
+<text x="2.54" y="29.21" size="1.016" layer="25">rev 1</text>
+<text x="2.54" y="30.48" size="1.016" layer="25">vusb-i2c</text>
+<text x="5.715" y="23.495" size="1.016" layer="25">D-</text>
+<text x="5.715" y="20.955" size="1.016" layer="25">D+</text>
+<text x="38.735" y="26.035" size="1.016" layer="25">SDA</text>
+<text x="38.735" y="18.415" size="1.016" layer="25">SCL</text>
+<text x="38.735" y="23.495" size="1.016" layer="25">5V</text>
+<text x="38.735" y="20.955" size="1.016" layer="25">GND</text>
 </plain>
 <libraries>
 <library name="atmel">
@@ -522,70 +530,73 @@ design rules under a new name.</description>
 </autorouter>
 <elements>
 <element name="IC1" library="atmel" package="DIL20" value="AT90S2313P" x="27.94" y="19.05" smashed="yes" rot="R90">
-<attribute name="NAME" x="30.48" y="5.5372" size="1.778" layer="25" ratio="10" rot="R180"/>
+<attribute name="NAME" x="29.21" y="8.0772" size="1.016" layer="25" ratio="10" rot="R180"/>
 <attribute name="VALUE" x="28.702" y="8.89" size="1.778" layer="27" ratio="10" rot="R90"/>
 </element>
-<element name="Q1" library="crystal" package="HC49/S" value="16MHz" x="36.83" y="21.59" smashed="yes" rot="R270">
-<attribute name="NAME" x="39.497" y="26.67" size="1.27" layer="25" ratio="10" rot="R270"/>
-<attribute name="VALUE" x="32.893" y="26.67" size="1.27" layer="27" ratio="10" rot="R270"/>
+<element name="Q1" library="crystal" package="HC49/S" value="16MHz" x="36.83" y="10.16" smashed="yes" rot="R270">
+<attribute name="NAME" x="38.1" y="3.937" size="1.016" layer="25" ratio="10"/>
+<attribute name="VALUE" x="32.893" y="15.24" size="1.27" layer="27" ratio="10" rot="R270"/>
 </element>
-<element name="C4" library="rcl" package="C0805" value="22p" x="36.83" y="26.67" smashed="yes" rot="MR270">
-<attribute name="NAME" x="35.56" y="27.94" size="1.27" layer="26" rot="MR270"/>
-<attribute name="VALUE" x="39.37" y="27.94" size="1.27" layer="28" rot="MR270"/>
+<element name="C4" library="rcl" package="C0805" value="22p" x="36.83" y="15.24" smashed="yes" rot="MR270">
+<attribute name="NAME" x="35.56" y="15.24" size="1.016" layer="26" rot="MR0"/>
+<attribute name="VALUE" x="39.37" y="16.51" size="1.27" layer="28" rot="MR270"/>
 </element>
-<element name="C5" library="rcl" package="C0805" value="22p" x="36.83" y="16.51" smashed="yes" rot="MR90">
-<attribute name="NAME" x="38.1" y="15.24" size="1.27" layer="26" rot="MR90"/>
-<attribute name="VALUE" x="34.29" y="15.24" size="1.27" layer="28" rot="MR90"/>
+<element name="C5" library="rcl" package="C0805" value="22p" x="36.83" y="5.08" smashed="yes" rot="MR90">
+<attribute name="NAME" x="35.56" y="5.08" size="1.016" layer="26" rot="MR0"/>
+<attribute name="VALUE" x="34.29" y="3.81" size="1.27" layer="28" rot="MR90"/>
 </element>
 <element name="R9" library="rcl" package="0207/10" value="1k5" x="15.24" y="20.32" smashed="yes">
-<attribute name="NAME" x="12.192" y="21.844" size="1.27" layer="25" ratio="10"/>
+<attribute name="NAME" x="18.542" y="21.844" size="1.016" layer="25" ratio="10"/>
 <attribute name="VALUE" x="12.9794" y="19.685" size="1.27" layer="27" ratio="10"/>
 </element>
 <element name="R10" library="rcl" package="0207/10" value="68R" x="15.24" y="24.13" smashed="yes">
-<attribute name="NAME" x="12.192" y="25.654" size="1.27" layer="25" ratio="10"/>
+<attribute name="NAME" x="18.542" y="25.654" size="1.016" layer="25" ratio="10"/>
 <attribute name="VALUE" x="12.9794" y="23.495" size="1.27" layer="27" ratio="10"/>
 </element>
 <element name="R11" library="rcl" package="0207/10" value="68R" x="15.24" y="16.51" smashed="yes">
-<attribute name="NAME" x="12.192" y="18.034" size="1.27" layer="25" ratio="10"/>
+<attribute name="NAME" x="18.542" y="18.034" size="1.016" layer="25" ratio="10"/>
 <attribute name="VALUE" x="12.9794" y="15.875" size="1.27" layer="27" ratio="10"/>
 </element>
 <element name="C6" library="rcl" package="C0805" value="100n" x="27.94" y="20.32" smashed="yes" rot="MR270">
-<attribute name="NAME" x="26.67" y="21.59" size="1.27" layer="26" rot="MR270"/>
+<attribute name="NAME" x="29.21" y="22.86" size="1.016" layer="26" rot="MR0"/>
 <attribute name="VALUE" x="30.48" y="21.59" size="1.27" layer="28" rot="MR270"/>
 </element>
 <element name="R15" library="rcl" package="0207/10" value="10k" x="27.94" y="3.81" smashed="yes" rot="R180">
-<attribute name="NAME" x="30.988" y="2.286" size="1.27" layer="25" ratio="10" rot="R180"/>
+<attribute name="NAME" x="30.988" y="2.286" size="1.016" layer="25" ratio="10" rot="R180"/>
 <attribute name="VALUE" x="30.2006" y="4.445" size="1.27" layer="27" ratio="10" rot="R180"/>
 </element>
 <element name="D1" library="diode" package="DO34Z7" value="3V3" x="15.24" y="27.94" smashed="yes">
-<attribute name="NAME" x="13.716" y="29.083" size="1.27" layer="25" ratio="10"/>
+<attribute name="NAME" x="18.796" y="29.083" size="1.016" layer="25" ratio="10"/>
 <attribute name="VALUE" x="13.716" y="25.527" size="1.27" layer="27" ratio="10"/>
 </element>
 <element name="D2" library="diode" package="DO34Z7" value="3V3" x="15.24" y="12.7" smashed="yes">
-<attribute name="NAME" x="13.716" y="13.843" size="1.27" layer="25" ratio="10"/>
+<attribute name="NAME" x="18.796" y="13.843" size="1.016" layer="25" ratio="10"/>
 <attribute name="VALUE" x="13.716" y="10.287" size="1.27" layer="27" ratio="10"/>
 </element>
 <element name="R1" library="rcl" package="0207/10" value="1k5" x="15.24" y="5.08" smashed="yes" rot="R180">
-<attribute name="NAME" x="16.002" y="2.794" size="1.27" layer="25" ratio="10"/>
+<attribute name="NAME" x="18.542" y="6.604" size="1.016" layer="25" ratio="10"/>
 <attribute name="VALUE" x="17.5006" y="5.715" size="1.27" layer="27" ratio="10" rot="R180"/>
 </element>
 <element name="R2" library="rcl" package="0207/10" value="1k5" x="15.24" y="8.89" smashed="yes" rot="R180">
-<attribute name="NAME" x="14.478" y="11.176" size="1.27" layer="25" ratio="10" rot="R180"/>
+<attribute name="NAME" x="18.542" y="10.414" size="1.016" layer="25" ratio="10"/>
 <attribute name="VALUE" x="17.5006" y="9.525" size="1.27" layer="27" ratio="10" rot="R180"/>
 </element>
-<element name="JP1" library="pinhead" package="1X04" value="USB" x="3.81" y="24.13" smashed="yes" rot="R90">
-<attribute name="NAME" x="1.9812" y="18.9738" size="1.27" layer="25" ratio="10" rot="R90"/>
-<attribute name="VALUE" x="6.985" y="19.05" size="1.27" layer="27" rot="R90"/>
+<element name="JP1" library="pinhead" package="1X04" value="USB" x="3.81" y="22.86" smashed="yes" rot="R90">
+<attribute name="NAME" x="1.9812" y="17.7038" size="1.27" layer="27" ratio="10" rot="R90"/>
+<attribute name="VALUE" x="6.985" y="17.78" size="1.27" layer="27" rot="R90"/>
 </element>
 <element name="SV2" library="con-harting-ml" package="ML6" value="ISP" x="5.08" y="8.89" smashed="yes" rot="R270">
 <attribute name="OC_NEWARK" value="unknown" x="5.08" y="8.89" size="1.778" layer="27" rot="R270" display="off"/>
 <attribute name="MPN" value="" x="5.08" y="8.89" size="1.778" layer="27" rot="R270" display="off"/>
 <attribute name="MF" value="" x="5.08" y="8.89" size="1.778" layer="27" rot="R270" display="off"/>
 <attribute name="OC_FARNELL" value="unknown" x="5.08" y="8.89" size="1.778" layer="27" rot="R270" display="off"/>
-<attribute name="NAME" x="10.16" y="6.35" size="1.778" layer="25" ratio="10" rot="R270"/>
+<attribute name="NAME" x="10.16" y="6.35" size="1.778" layer="27" ratio="10" rot="R270"/>
 <attribute name="VALUE" x="10.16" y="8.255" size="1.778" layer="27" ratio="10" rot="R270"/>
 </element>
-<element name="JP2" library="pinhead" package="1X04" value="I2C" x="36.83" y="7.62" rot="MR90"/>
+<element name="JP2" library="pinhead" package="1X04" value="I2C" x="36.83" y="22.86" smashed="yes" rot="MR90">
+<attribute name="NAME" x="38.6588" y="17.7038" size="1.27" layer="27" ratio="10" rot="MR90"/>
+<attribute name="VALUE" x="33.655" y="17.78" size="1.27" layer="28" rot="MR90"/>
+</element>
 </elements>
 <signals>
 <signal name="GND">
@@ -598,13 +609,13 @@ design rules under a new name.</description>
 <contactref element="JP1" pad="1"/>
 <contactref element="SV2" pad="6"/>
 <contactref element="JP2" pad="2"/>
-<polygon width="0.4064" layer="1">
+<polygon width="0.4064" layer="1" isolate="0.3048">
 <vertex x="0" y="34.29"/>
 <vertex x="41.91" y="34.29"/>
 <vertex x="41.91" y="0"/>
 <vertex x="0" y="0"/>
 </polygon>
-<polygon width="0.4064" layer="16">
+<polygon width="0.4064" layer="16" isolate="0.3048">
 <vertex x="0" y="34.29"/>
 <vertex x="41.91" y="34.29"/>
 <vertex x="41.91" y="0"/>
@@ -615,17 +626,19 @@ design rules under a new name.</description>
 <contactref element="C4" pad="2"/>
 <contactref element="IC1" pad="5"/>
 <contactref element="Q1" pad="1"/>
-<wire x1="31.75" y1="17.78" x2="36.83" y2="22.86" width="0.4064" layer="1"/>
-<wire x1="36.83" y1="22.86" x2="36.83" y2="24.003" width="0.4064" layer="1"/>
-<wire x1="36.83" y1="24.003" x2="36.83" y2="25.72" width="0.4064" layer="16"/>
+<wire x1="31.75" y1="17.78" x2="33.02" y2="17.78" width="0.4064" layer="1"/>
+<wire x1="33.02" y1="17.78" x2="36.83" y2="13.97" width="0.4064" layer="1"/>
+<wire x1="36.83" y1="13.97" x2="36.83" y2="12.573" width="0.4064" layer="1"/>
+<wire x1="36.83" y1="12.573" x2="36.83" y2="14.29" width="0.4064" layer="16"/>
 </signal>
 <signal name="N$38">
 <contactref element="IC1" pad="4"/>
 <contactref element="C5" pad="2"/>
 <contactref element="Q1" pad="2"/>
-<wire x1="31.75" y1="15.24" x2="32.893" y2="15.24" width="0.4064" layer="1"/>
-<wire x1="32.893" y1="15.24" x2="36.83" y2="19.177" width="0.4064" layer="1"/>
-<wire x1="36.83" y1="19.177" x2="36.83" y2="17.46" width="0.4064" layer="16"/>
+<wire x1="31.75" y1="15.24" x2="34.29" y2="12.7" width="0.4064" layer="1"/>
+<wire x1="34.29" y1="12.7" x2="34.29" y2="10.287" width="0.4064" layer="1"/>
+<wire x1="34.29" y1="10.287" x2="36.83" y2="7.747" width="0.4064" layer="1"/>
+<wire x1="36.83" y1="7.747" x2="36.83" y2="6.03" width="0.4064" layer="16"/>
 </signal>
 <signal name="N$27">
 <contactref element="IC1" pad="6"/>
@@ -639,8 +652,7 @@ design rules under a new name.</description>
 <contactref element="R9" pad="1"/>
 <contactref element="D1" pad="C"/>
 <contactref element="JP1" pad="3"/>
-<wire x1="3.81" y1="25.4" x2="8.89" y2="25.4" width="0.4064" layer="1"/>
-<wire x1="8.89" y1="25.4" x2="10.16" y2="24.13" width="0.4064" layer="1"/>
+<wire x1="3.81" y1="24.13" x2="10.16" y2="24.13" width="0.4064" layer="1"/>
 <wire x1="10.16" y1="24.13" x2="10.16" y2="26.67" width="0.4064" layer="1"/>
 <wire x1="10.16" y1="26.67" x2="11.43" y2="27.94" width="0.4064" layer="1"/>
 <wire x1="10.16" y1="24.13" x2="10.16" y2="20.32" width="0.4064" layer="1"/>
@@ -649,8 +661,8 @@ design rules under a new name.</description>
 <contactref element="R11" pad="1"/>
 <contactref element="D2" pad="C"/>
 <contactref element="JP1" pad="2"/>
-<wire x1="3.81" y1="22.86" x2="5.08" y2="22.86" width="0.4064" layer="1"/>
-<wire x1="5.08" y1="22.86" x2="10.16" y2="17.78" width="0.4064" layer="1"/>
+<wire x1="3.81" y1="21.59" x2="6.35" y2="21.59" width="0.4064" layer="1"/>
+<wire x1="6.35" y1="21.59" x2="10.16" y2="17.78" width="0.4064" layer="1"/>
 <wire x1="10.16" y1="17.78" x2="10.16" y2="16.51" width="0.4064" layer="1"/>
 <wire x1="10.16" y1="16.51" x2="11.43" y2="15.24" width="0.4064" layer="1"/>
 <wire x1="11.43" y1="15.24" x2="11.43" y2="12.7" width="0.4064" layer="1"/>
@@ -685,24 +697,27 @@ design rules under a new name.</description>
 <contactref element="SV2" pad="2"/>
 <contactref element="JP2" pad="3"/>
 <wire x1="27.94" y1="19.05" x2="27.94" y2="10.16" width="0.4064" layer="16"/>
-<wire x1="27.94" y1="10.16" x2="26.67" y2="8.89" width="0.4064" layer="16"/>
-<wire x1="26.67" y1="8.89" x2="25.4" y2="7.62" width="0.4064" layer="16"/>
+<wire x1="27.94" y1="10.16" x2="25.4" y2="7.62" width="0.4064" layer="16"/>
 <wire x1="25.4" y1="7.62" x2="24.13" y2="7.62" width="0.4064" layer="16"/>
 <wire x1="27.94" y1="19.37" x2="27.94" y2="19.05" width="0.4064" layer="16"/>
 <wire x1="27.94" y1="19.05" x2="21.59" y2="19.05" width="0.4064" layer="16"/>
 <wire x1="21.59" y1="19.05" x2="20.32" y2="20.32" width="0.4064" layer="16"/>
 <wire x1="24.13" y1="7.62" x2="22.86" y2="6.35" width="0.4064" layer="1"/>
 <wire x1="22.86" y1="6.35" x2="22.86" y2="3.81" width="0.4064" layer="1"/>
-<wire x1="36.83" y1="8.89" x2="26.67" y2="8.89" width="0.4064" layer="16"/>
 <wire x1="10.16" y1="5.08" x2="10.16" y2="8.89" width="0.4064" layer="1"/>
 <wire x1="10.16" y1="8.89" x2="7.62" y2="11.43" width="0.4064" layer="1"/>
 <wire x1="7.62" y1="11.43" x2="6.35" y2="11.43" width="0.4064" layer="1"/>
-<wire x1="3.81" y1="27.94" x2="5.08" y2="27.94" width="0.4064" layer="16"/>
-<wire x1="5.08" y1="27.94" x2="6.35" y2="26.67" width="0.4064" layer="16"/>
+<wire x1="3.81" y1="26.67" x2="6.35" y2="26.67" width="0.4064" layer="16"/>
 <wire x1="6.35" y1="26.67" x2="6.35" y2="11.43" width="0.4064" layer="16"/>
 <wire x1="10.16" y1="5.08" x2="15.24" y2="5.08" width="0.4064" layer="1"/>
 <wire x1="15.24" y1="5.08" x2="16.51" y2="3.81" width="0.4064" layer="1"/>
 <wire x1="16.51" y1="3.81" x2="22.86" y2="3.81" width="0.4064" layer="1"/>
+<wire x1="36.83" y1="24.13" x2="35.56" y2="24.13" width="0.4064" layer="16"/>
+<wire x1="35.56" y1="24.13" x2="33.02" y2="21.59" width="0.4064" layer="16"/>
+<wire x1="33.02" y1="21.59" x2="30.48" y2="21.59" width="0.4064" layer="16"/>
+<wire x1="30.48" y1="21.59" x2="29.21" y2="20.32" width="0.4064" layer="16"/>
+<wire x1="29.21" y1="20.32" x2="29.21" y2="19.05" width="0.4064" layer="16"/>
+<wire x1="29.21" y1="19.05" x2="27.94" y2="19.05" width="0.4064" layer="16"/>
 </signal>
 <signal name="SCL">
 <contactref element="IC1" pad="19"/>
@@ -711,12 +726,15 @@ design rules under a new name.</description>
 <contactref element="JP2" pad="1"/>
 <wire x1="20.32" y1="5.08" x2="20.32" y2="6.35" width="0.4064" layer="1"/>
 <wire x1="20.32" y1="6.35" x2="24.13" y2="10.16" width="0.4064" layer="1"/>
-<wire x1="24.13" y1="10.16" x2="31.75" y2="2.54" width="0.4064" layer="1"/>
-<wire x1="31.75" y1="2.54" x2="35.56" y2="2.54" width="0.4064" layer="1"/>
-<wire x1="35.56" y1="2.54" x2="36.83" y2="3.81" width="0.4064" layer="1"/>
 <wire x1="3.81" y1="8.89" x2="5.08" y2="7.62" width="0.4064" layer="16"/>
 <wire x1="5.08" y1="7.62" x2="21.59" y2="7.62" width="0.4064" layer="16"/>
 <wire x1="21.59" y1="7.62" x2="24.13" y2="10.16" width="0.4064" layer="16"/>
+<wire x1="24.13" y1="10.16" x2="25.4" y2="10.16" width="0.4064" layer="1"/>
+<wire x1="25.4" y1="10.16" x2="29.21" y2="13.97" width="0.4064" layer="1"/>
+<via x="29.21" y="13.97" extent="1-16" drill="0.7" shape="square"/>
+<wire x1="29.21" y1="13.97" x2="29.21" y2="17.78" width="0.4064" layer="16"/>
+<wire x1="29.21" y1="17.78" x2="30.48" y2="19.05" width="0.4064" layer="16"/>
+<wire x1="30.48" y1="19.05" x2="36.83" y2="19.05" width="0.4064" layer="16"/>
 </signal>
 <signal name="SDA">
 <contactref element="IC1" pad="18"/>
@@ -726,13 +744,19 @@ design rules under a new name.</description>
 <wire x1="20.32" y1="8.89" x2="20.32" y2="10.16" width="0.4064" layer="1"/>
 <wire x1="20.32" y1="10.16" x2="22.86" y2="12.7" width="0.4064" layer="1"/>
 <wire x1="22.86" y1="12.7" x2="24.13" y2="12.7" width="0.4064" layer="1"/>
-<wire x1="24.13" y1="12.7" x2="25.4" y2="12.7" width="0.4064" layer="1"/>
-<wire x1="25.4" y1="12.7" x2="26.67" y2="11.43" width="0.4064" layer="1"/>
-<wire x1="26.67" y1="11.43" x2="36.83" y2="11.43" width="0.4064" layer="1"/>
 <wire x1="3.81" y1="11.43" x2="5.08" y2="12.7" width="0.4064" layer="1"/>
 <wire x1="5.08" y1="12.7" x2="7.62" y2="12.7" width="0.4064" layer="1"/>
 <wire x1="7.62" y1="12.7" x2="10.16" y2="10.16" width="0.4064" layer="1"/>
 <wire x1="10.16" y1="10.16" x2="20.32" y2="10.16" width="0.4064" layer="1"/>
+<wire x1="24.13" y1="12.7" x2="25.4" y2="12.7" width="0.4064" layer="1"/>
+<wire x1="25.4" y1="12.7" x2="29.21" y2="16.51" width="0.4064" layer="1"/>
+<wire x1="29.21" y1="16.51" x2="29.21" y2="17.78" width="0.4064" layer="1"/>
+<wire x1="29.21" y1="17.78" x2="30.48" y2="19.05" width="0.4064" layer="1"/>
+<wire x1="30.48" y1="19.05" x2="33.02" y2="19.05" width="0.4064" layer="1"/>
+<wire x1="33.02" y1="19.05" x2="34.29" y2="20.32" width="0.4064" layer="1"/>
+<wire x1="34.29" y1="20.32" x2="34.29" y2="25.4" width="0.4064" layer="1"/>
+<wire x1="34.29" y1="25.4" x2="35.56" y2="26.67" width="0.4064" layer="1"/>
+<wire x1="35.56" y1="26.67" x2="36.83" y2="26.67" width="0.4064" layer="1"/>
 </signal>
 <signal name="N$4">
 <contactref element="SV2" pad="4"/>