diff --git a/hardware/geda/lib/symbols/3V-plus-1.sym b/hardware/geda/lib/symbols/3V-plus-1.sym
new file mode 100644
index 0000000..5b38596
--- /dev/null
+++ b/hardware/geda/lib/symbols/3V-plus-1.sym
@@ -0,0 +1,17 @@
+v 20110115 2
+P 200 0 200 200 1 0 0
+{
+T 250 50 5 6 0 1 0 0 1
+pinnumber=1
+T 250 50 5 6 0 0 0 0 1
+pinseq=1
+T 250 50 5 6 0 1 0 0 1
+pinlabel=1
+T 250 50 5 6 0 1 0 0 1
+pintype=pwr
+}
+L 50 200 350 200 3 0 0 0 -1 -1
+T 75 250 9 8 1 0 0 0 1
++3V
+T 300 0 8 8 0 0 0 0 1
+net=+3V:1
diff --git a/hardware/geda/lib/symbols/tc1071.sym b/hardware/geda/lib/symbols/tc1071.sym
new file mode 100644
index 0000000..8d4db75
--- /dev/null
+++ b/hardware/geda/lib/symbols/tc1071.sym
@@ -0,0 +1,65 @@
+v 20110115 2
+P 0 700 300 700 1 0 0
+{
+T 0 700 5 10 0 0 0 0 1
+pintype=pwr
+T 355 695 5 10 1 1 0 0 1
+pinlabel=Vin
+T 205 745 5 10 1 1 0 6 1
+pinnumber=1
+T 0 700 5 10 0 0 0 0 1
+pinseq=1
+}
+P 0 400 300 400 1 0 0
+{
+T 0 400 5 10 0 0 0 0 1
+pintype=pwr
+T 355 395 5 10 1 1 0 0 1
+pinlabel=GND
+T 205 445 5 10 1 1 0 6 1
+pinnumber=2
+T 0 400 5 10 0 0 0 0 1
+pinseq=2
+}
+P 0 100 300 100 1 0 0
+{
+T 0 100 5 10 0 0 0 0 1
+pintype=in
+T 355 95 5 10 1 1 0 0 1
+pinlabel=\_SHDN\_
+T 205 145 5 10 1 1 0 6 1
+pinnumber=3
+T 0 100 5 10 0 0 0 0 1
+pinseq=3
+}
+P 1700 700 1400 700 1 0 0
+{
+T 1700 700 5 10 0 0 0 0 1
+pintype=pwr
+T 1345 695 5 10 1 1 0 6 1
+pinlabel=Vout
+T 1495 745 5 10 1 1 0 0 1
+pinnumber=5
+T 1700 700 5 10 0 0 0 0 1
+pinseq=5
+}
+P 1700 100 1400 100 1 0 0
+{
+T 1700 100 5 10 0 0 0 0 1
+pintype=passive
+T 1345 95 5 10 1 1 0 6 1
+pinlabel=ADJ
+T 1495 145 5 10 1 1 0 0 1
+pinnumber=4
+T 1700 100 5 10 0 0 0 0 1
+pinseq=4
+}
+B 300 0 1100 900 3 0 0 0 -1 -1 0 -1 -1 -1 -1 -1
+T 300 1000 8 10 1 1 0 0 1
+refdes=U?
+T 300 1200 8 10 0 0 0 0 1
+device=TC1071
+T 300 1400 8 10 0 0 0 0 1
+manufacturer=Microchip
+T 300 1600 8 10 0 0 0 0 1
+documentation=http://ww1.microchip.com/downloads/en/DeviceDoc/21353E.pdf
diff --git a/hardware/geda/simtrace.sch b/hardware/geda/simtrace.sch
index d0bed9e..94bcfce 100644
--- a/hardware/geda/simtrace.sch
+++ b/hardware/geda/simtrace.sch
@@ -286,143 +286,115 @@ netname=/RESET
 }
 T 36400 61200 12 30 1 0 0 0 1
 USB
-C 40000 51700 1 90 0 capacitor-1.sym
+C 45100 54100 1 180 0 capacitor-1.sym
 {
-T 39300 51900 5 10 0 0 90 0 1
+T 44900 53400 5 10 0 0 180 0 1
 device=CAPACITOR
-T 39400 52300 5 10 1 1 0 0 1
+T 44500 53500 5 10 1 1 90 0 1
 refdes=C1
-T 39100 51900 5 10 0 0 90 0 1
+T 44900 53200 5 10 0 0 180 0 1
 symversion=0.1
-T 39300 51800 5 10 1 1 0 0 1
+T 45000 53400 5 10 1 1 90 0 1
 value=2.2uF
-T 40000 51700 5 10 0 1 0 0 1
+T 45100 54100 5 10 0 1 90 0 1
 footprint=SMD_SIMPLE 60 30
-T 40000 51700 5 10 0 1 0 0 1
+T 45100 54100 5 10 0 1 90 0 1
 manufacturer=AVX
-T 40000 51700 5 10 0 1 0 0 1
+T 45100 54100 5 10 0 1 90 0 1
 manufacturer-part=0603ZD225KAT2A
-T 40000 51700 5 10 0 1 0 0 1
+T 45100 54100 5 10 0 1 90 0 1
 digikey-part=478-6212-1-ND
-T 40000 51700 5 10 0 1 0 0 1
+T 45100 54100 5 10 0 1 90 0 1
 documentation=http://www.avx.com/docs/masterpubs/smccp.pdf
 }
-C 44200 52000 1 180 0 capacitor-1.sym
+C 37900 52200 1 0 0 capacitor-1.sym
 {
-T 44000 51300 5 10 0 0 180 0 1
+T 38100 52900 5 10 0 0 0 0 1
 device=CAPACITOR
-T 43300 51900 5 10 1 1 0 0 1
-refdes=C3
-T 44000 51100 5 10 0 0 180 0 1
-symversion=0.1
-T 43900 51900 5 10 1 1 0 0 1
-value=2.2uF
-T 44200 52000 5 10 0 1 0 0 1
-footprint=SMD_SIMPLE 60 30
-T 44200 52000 5 10 0 1 0 0 1
-manufacturer=AVX
-T 44200 52000 5 10 0 1 0 0 1
-manufacturer-part=0603ZD225KAT2A
-T 44200 52000 5 10 0 1 0 0 1
-digikey-part=478-6212-1-ND
-T 44200 52000 5 10 0 1 0 0 1
-documentation=http://www.avx.com/docs/masterpubs/smccp.pdf
-}
-C 43300 53100 1 0 0 capacitor-1.sym
-{
-T 43500 53800 5 10 0 0 0 0 1
-device=CAPACITOR
-T 43400 53400 5 10 1 1 0 0 1
+T 37900 52500 5 10 1 1 0 0 1
 refdes=C4
-T 43500 54000 5 10 0 0 0 0 1
+T 38100 53100 5 10 0 0 0 0 1
 symversion=0.1
-T 43900 53400 5 10 1 1 0 0 1
+T 38500 52500 5 10 1 1 0 0 1
 value=2.2uF
-T 43300 53100 5 10 0 1 0 0 1
+T 37900 52200 5 10 0 1 0 0 1
 footprint=SMD_SIMPLE 60 30
-T 43300 53100 5 10 0 1 0 0 1
+T 37900 52200 5 10 0 1 0 0 1
 manufacturer=AVX
-T 43300 53100 5 10 0 1 0 0 1
+T 37900 52200 5 10 0 1 0 0 1
 manufacturer-part=0603ZD225KAT2A
-T 43300 53100 5 10 0 1 0 0 1
+T 37900 52200 5 10 0 1 0 0 1
 digikey-part=478-6212-1-ND
-T 43300 53100 5 10 0 1 0 0 1
+T 37900 52200 5 10 0 1 0 0 1
 documentation=http://www.avx.com/docs/masterpubs/smccp.pdf
 }
-C 38100 52600 1 0 0 zener-1.sym
+C 42800 54200 1 0 0 zener-1.sym
 {
-T 38500 53200 5 10 0 0 0 0 1
+T 43200 54800 5 10 0 0 0 0 1
 device=ZENER_DIODE
-T 38300 53100 5 10 1 1 0 0 1
+T 43000 54700 5 10 1 1 0 0 1
 refdes=Z1
-T 38600 53100 5 10 1 1 0 0 1
+T 43300 54700 5 10 1 1 0 0 1
 value=1N5819
-T 38100 52600 5 10 0 1 0 0 1
+T 42800 54200 5 10 0 1 0 0 1
 manufacturer=Diodes Inc
-T 38100 52600 5 10 0 1 0 0 1
+T 42800 54200 5 10 0 1 0 0 1
 manufacturer-part=1N5819HW-7-F
-T 38100 52600 5 10 0 1 0 0 1
+T 42800 54200 5 10 0 1 0 0 1
 digikey-part=1N5819HW-FDICT-ND
-T 38100 52600 5 10 0 1 0 0 1
+T 42800 54200 5 10 0 1 0 0 1
 documentation=http://www.diodes.com/datasheets/ds30217.pdf
-T 38100 52600 5 10 0 1 0 0 1
+T 42800 54200 5 10 0 1 0 0 1
 footprint=SOD123
 }
-C 38100 51900 1 0 0 zener-1.sym
+C 42800 53500 1 0 0 zener-1.sym
 {
-T 38500 52500 5 10 0 0 0 0 1
+T 43200 54100 5 10 0 0 0 0 1
 device=ZENER_DIODE
-T 38300 51700 5 10 1 1 0 0 1
+T 43000 53300 5 10 1 1 0 0 1
 refdes=Z2
-T 38600 51700 5 10 1 1 0 0 1
+T 43300 53300 5 10 1 1 0 0 1
 value=1N5819
-T 38100 51900 5 10 0 1 0 0 1
+T 42800 53500 5 10 0 1 0 0 1
 manufacturer=Diodes Inc
-T 38100 51900 5 10 0 1 0 0 1
+T 42800 53500 5 10 0 1 0 0 1
 manufacturer-part=1N5819HW-7-F
-T 38100 51900 5 10 0 1 0 0 1
+T 42800 53500 5 10 0 1 0 0 1
 digikey-part=1N5819HW-FDICT-ND
-T 38100 51900 5 10 0 1 0 0 1
+T 42800 53500 5 10 0 1 0 0 1
 documentation=http://www.diodes.com/datasheets/ds30217.pdf
-T 38100 51900 5 10 0 1 0 0 1
+T 42800 53500 5 10 0 1 0 0 1
 footprint=SOD123
 }
-C 37100 51900 1 0 0 battery-1.sym
+C 41800 53500 1 0 0 battery-1.sym
 {
-T 37400 52800 5 10 0 0 0 0 1
+T 42100 54400 5 10 0 0 0 0 1
 device=BATTERY
-T 37200 52400 5 10 1 1 0 0 1
+T 41900 54000 5 10 1 1 0 0 1
 refdes=B1
-T 37400 53200 5 10 0 0 0 0 1
+T 42100 54800 5 10 0 0 0 0 1
 symversion=0.1
-T 37500 52400 5 10 1 1 0 0 1
+T 42200 54000 5 10 1 1 0 0 1
 value=4.5-6V
-T 37100 51900 5 10 0 1 0 0 1
+T 41800 53500 5 10 0 1 0 0 1
 footprint=HEADER2_1
 }
-C 36500 52200 1 270 0 gnd-1.sym
-C 39700 51100 1 0 0 gnd-1.sym
-C 42900 51000 1 0 0 gnd-1.sym
-C 44700 51700 1 90 0 gnd-1.sym
-C 44400 52500 1 270 0 3.3V-plus-1.sym
-N 38100 52800 36700 52800 4
+C 41200 53800 1 270 0 gnd-1.sym
+C 45600 53800 1 90 0 gnd-1.sym
+C 36400 51500 1 270 0 gnd-1.sym
+N 42800 54400 41400 54400 4
 {
-T 37100 52800 5 10 1 1 0 0 1
+T 41800 54400 5 10 1 1 0 0 1
 netname=VCC_USB
 }
-N 38100 52100 37800 52100 4
-N 37100 52100 36800 52100 4
-N 39000 52800 40600 52800 4
-N 39000 52100 39200 52100 4
-N 39200 52100 39200 52800 4
-N 39800 52800 39800 52600 4
-N 39800 51400 39800 51700 4
-N 40600 52500 40300 52500 4
-N 40300 52200 40300 52800 4
-C 44700 53200 1 90 0 gnd-1.sym
-N 42700 52200 43000 52200 4
-N 43000 52200 43000 51300 4
-N 42700 52800 44400 52800 4
+N 42800 53700 42500 53700 4
+N 41800 53700 41500 53700 4
+N 43700 54400 45300 54400 4
+N 43700 53700 43900 53700 4
+N 43900 53700 43900 54400 4
+N 44200 54400 44200 53900 4
+N 45300 53900 45100 53900 4
+C 37400 52500 1 270 0 gnd-1.sym
 T 36400 54000 12 30 1 0 0 0 1
 POWER SOURCE
 C 37800 63600 1 0 0 resistor-1.sym
@@ -1803,38 +1775,7 @@ documentation=http://www.ti.com/lit/ds/symlink/sn74cb3q3244.pdf
 T 67300 55700 5 10 0 1 0 0 1
 footprint=SSOP20
 }
-C 40600 51800 1 0 0 lp2966.sym
-{
-T 40900 53100 5 10 1 1 0 0 1
-refdes=IC1
-T 40900 51500 5 10 0 1 0 0 1
-device=LP2966
-T 40900 51600 5 10 1 1 0 0 1
-value=LP2966IMM-1833
-T 40600 51800 5 10 0 1 0 0 1
-manufacturer=National Semiconductor
-T 40600 51800 5 10 0 1 0 0 1
-manufacturer-part=LP2966IMM-1833/NOPB
-T 40600 51800 5 10 0 1 0 0 1
-digikey-part=LP2966IMM-1833CT-ND
-T 40600 51800 5 10 0 1 0 0 1
-documentation=http://www.national.com/ds/LP/LP2966.pdf
-}
-C 40200 51100 1 0 0 gnd-1.sym
-N 42700 51900 43000 51900 4
-N 40600 51900 40300 51900 4
-N 40300 51900 40300 51400 4
-N 40600 52200 40300 52200 4
-C 44400 53000 1 270 0 1.8V-plus-1.sym
-N 42700 52500 44000 52500 4
-N 44200 51800 44400 51800 4
-N 43300 51800 43200 51800 4
-N 43200 51800 43200 52500 4
-N 44000 52500 44000 52300 4
-N 44000 52300 44400 52300 4
-N 43200 52800 43200 53300 4
-N 43200 53300 43300 53300 4
-N 44200 53300 44400 53300 4
+C 38800 51900 1 270 0 1.8V-plus-1.sym
 C 41000 58000 1 0 0 5V-plus-1.sym
 N 41200 57600 41200 58000 4
 C 61000 61600 1 0 0 fpf230x.sym
@@ -2985,3 +2926,159 @@ N 46200 45900 46200 45000 4
 N 53000 45900 53500 45900 4
 N 53500 45900 53500 45000 4
 N 54500 44900 54300 44900 4
+C 45300 54600 1 270 0 vcc-1.sym
+C 36800 51000 1 0 0 tc1071.sym
+{
+T 37100 52000 5 10 1 1 0 0 1
+refdes=U?
+T 37100 52200 5 10 0 0 0 0 1
+device=TC1071
+T 37500 52000 5 10 1 1 0 0 1
+value=TC1071
+}
+C 36600 51500 1 90 0 vcc-1.sym
+C 36600 50900 1 90 0 vcc-1.sym
+C 38800 50800 1 90 0 resistor-1.sym
+{
+T 38400 51100 5 10 0 0 90 0 1
+device=RESISTOR
+T 39100 51400 5 10 1 1 180 0 1
+refdes=R?
+}
+C 38200 50700 1 180 0 resistor-1.sym
+{
+T 37900 50300 5 10 0 0 180 0 1
+device=RESISTOR
+T 37600 50400 5 10 1 1 180 0 1
+refdes=R?
+}
+C 36800 50700 1 270 0 gnd-1.sym
+N 38700 52400 38700 51700 4
+N 38500 51700 38800 51700 4
+N 38500 51100 38500 50600 4
+N 38200 50600 38700 50600 4
+N 38700 50600 38700 50800 4
+N 37300 50600 37100 50600 4
+N 36800 51100 36600 51100 4
+N 36800 51400 36700 51400 4
+N 36800 51700 36600 51700 4
+N 37700 52400 37900 52400 4
+C 41200 52200 1 0 0 capacitor-1.sym
+{
+T 41400 52900 5 10 0 0 0 0 1
+device=CAPACITOR
+T 41200 52500 5 10 1 1 0 0 1
+refdes=C4
+T 41400 53100 5 10 0 0 0 0 1
+symversion=0.1
+T 41800 52500 5 10 1 1 0 0 1
+value=2.2uF
+T 41200 52200 5 10 0 1 0 0 1
+footprint=SMD_SIMPLE 60 30
+T 41200 52200 5 10 0 1 0 0 1
+manufacturer=AVX
+T 41200 52200 5 10 0 1 0 0 1
+manufacturer-part=0603ZD225KAT2A
+T 41200 52200 5 10 0 1 0 0 1
+digikey-part=478-6212-1-ND
+T 41200 52200 5 10 0 1 0 0 1
+documentation=http://www.avx.com/docs/masterpubs/smccp.pdf
+}
+C 39700 51500 1 270 0 gnd-1.sym
+C 40700 52500 1 270 0 gnd-1.sym
+C 40100 51000 1 0 0 tc1071.sym
+{
+T 40400 52000 5 10 1 1 0 0 1
+refdes=U?
+T 40400 52200 5 10 0 0 0 0 1
+device=TC1071
+T 40800 52000 5 10 1 1 0 0 1
+value=TC1071
+}
+C 39900 51500 1 90 0 vcc-1.sym
+C 39900 50900 1 90 0 vcc-1.sym
+C 42100 50800 1 90 0 resistor-1.sym
+{
+T 41700 51100 5 10 0 0 90 0 1
+device=RESISTOR
+T 42400 51400 5 10 1 1 180 0 1
+refdes=R?
+}
+C 41500 50700 1 180 0 resistor-1.sym
+{
+T 41200 50300 5 10 0 0 180 0 1
+device=RESISTOR
+T 40900 50400 5 10 1 1 180 0 1
+refdes=R?
+}
+C 40100 50700 1 270 0 gnd-1.sym
+N 42000 52400 42000 51700 4
+N 41800 51700 42100 51700 4
+N 41800 51100 41800 50600 4
+N 41500 50600 42000 50600 4
+N 42000 50600 42000 50800 4
+N 40600 50600 40400 50600 4
+N 40100 51100 39900 51100 4
+N 40100 51400 40000 51400 4
+N 40100 51700 39900 51700 4
+N 41000 52400 41200 52400 4
+C 44500 52200 1 0 0 capacitor-1.sym
+{
+T 44700 52900 5 10 0 0 0 0 1
+device=CAPACITOR
+T 44500 52500 5 10 1 1 0 0 1
+refdes=C4
+T 44700 53100 5 10 0 0 0 0 1
+symversion=0.1
+T 45100 52500 5 10 1 1 0 0 1
+value=2.2uF
+T 44500 52200 5 10 0 1 0 0 1
+footprint=SMD_SIMPLE 60 30
+T 44500 52200 5 10 0 1 0 0 1
+manufacturer=AVX
+T 44500 52200 5 10 0 1 0 0 1
+manufacturer-part=0603ZD225KAT2A
+T 44500 52200 5 10 0 1 0 0 1
+digikey-part=478-6212-1-ND
+T 44500 52200 5 10 0 1 0 0 1
+documentation=http://www.avx.com/docs/masterpubs/smccp.pdf
+}
+C 43000 51500 1 270 0 gnd-1.sym
+C 44000 52500 1 270 0 gnd-1.sym
+C 43400 51000 1 0 0 tc1071.sym
+{
+T 43700 52000 5 10 1 1 0 0 1
+refdes=U?
+T 43700 52200 5 10 0 0 0 0 1
+device=TC1071
+T 44100 52000 5 10 1 1 0 0 1
+value=TC1071
+}
+C 43200 51500 1 90 0 vcc-1.sym
+C 43200 50900 1 90 0 vcc-1.sym
+C 45400 50800 1 90 0 resistor-1.sym
+{
+T 45000 51100 5 10 0 0 90 0 1
+device=RESISTOR
+T 45700 51400 5 10 1 1 180 0 1
+refdes=R?
+}
+C 44800 50700 1 180 0 resistor-1.sym
+{
+T 44500 50300 5 10 0 0 180 0 1
+device=RESISTOR
+T 44200 50400 5 10 1 1 180 0 1
+refdes=R?
+}
+C 43400 50700 1 270 0 gnd-1.sym
+N 45300 52400 45300 51700 4
+N 45100 51700 45400 51700 4
+N 45100 51100 45100 50600 4
+N 44800 50600 45300 50600 4
+N 45300 50600 45300 50800 4
+N 43900 50600 43700 50600 4
+N 43400 51100 43200 51100 4
+N 43400 51400 43300 51400 4
+N 43400 51700 43200 51700 4
+N 44300 52400 44500 52400 4
+C 45500 51900 1 0 0 3.3V-plus-1.sym