+C 42100 66600 1 90 0 capacitor.sym
+{
+T 41400 66800 5 10 0 0 90 0 1
+device=CAPACITOR
+T 42400 67400 5 10 1 1 180 0 1
+refdes=C103
+T 41200 66800 5 10 0 0 90 0 1
+symversion=0.1
+T 42000 66700 5 10 1 1 0 0 1
+value=1uF
+T 42100 66600 5 10 0 0 0 0 1
+vendor_part_number=490-1320-1-ND
+T 42100 66600 5 10 0 0 0 0 1
+footprint=0402
+T 42100 66600 5 10 0 0 0 0 1
+vendor=digikey
+T 42100 66600 5 10 0 1 0 0 1
+loadstatus=smt
+}
+N 42600 67900 41200 67900 4
+N 41900 67500 42600 67500 4
+N 41900 66600 41900 64700 4
+N 41200 67000 41200 64700 4
+N 42600 66300 42500 66300 4
+N 46000 67100 44900 67100 4
+{
+T 45550 67200 5 10 1 1 0 0 1
+netname=miso1
+}
+N 46000 67500 44900 67500 4
+{
+T 45550 67600 5 10 1 1 0 0 1
+netname=mosi1
+}
+N 46000 67900 44900 67900 4
+{
+T 45650 68000 5 10 1 1 0 0 1
+netname=sck1
+}
+N 46000 68300 44900 68300 4
+{
+T 45300 68400 5 10 1 1 0 0 1
+netname=cs_accel
+}
+C 42400 64300 1 0 0 gnd.sym
+N 42600 65100 42500 65100 4
+N 64300 63500 65600 63500 4
+{
+T 64900 63600 5 10 1 1 0 0 1
+netname=cs_accel
+}
+N 64300 71500 65600 71500 4
+{
+T 64500 71600 5 10 1 1 0 0 1
+netname=radio_marc_isr
+}
+N 70600 53700 71900 53700 4
+{
+T 70600 53800 5 10 1 1 0 0 1
+netname=radio_marc_isr
+}
+C 74600 66200 1 0 0 UBLOX-MAX.sym
+{
+T 74995 71495 5 10 1 1 0 0 1
+refdes=U10
+T 76095 70795 5 10 1 1 0 0 1
+device=U-Blox MAX
+T 74600 66200 5 10 0 1 0 0 1
+footprint=UBLOX-MAX
+}
+N 76600 66000 76600 66200 4
+N 76600 66100 77000 66100 4
+N 77000 66100 77000 66200 4
+N 76600 66100 76200 66100 4
+N 76200 66100 76200 66200 4
+C 80600 69800 1 0 0 gnd.sym
+T 81000 69100 9 10 1 0 0 0 2
+u-blox suggests L5 be
+Murata LQG15HS27NJ02
+T 72200 65500 9 10 1 0 0 0 6
+v_charge can be 4.2 volts
+v_bckp must be 1.4 - 3.6 volts
+i_bckp on the order of 22uA
+
+56k should drop 1.232 volts,
+and consume 27 microwatts
+C 73800 67100 1 180 0 resistor.sym
+{
+T 73500 66700 5 10 0 0 180 0 1
+device=RESISTOR
+T 72900 67200 5 10 1 1 0 0 1
+refdes=R32
+T 73500 67200 5 10 1 1 0 0 1
+value=56k
+T 73800 67100 5 10 0 1 180 0 1
+footprint=0402
+T 73800 67100 5 10 0 1 180 0 1
+vendor=digikey
+T 73800 67100 5 10 0 1 180 0 1
+vendor_part_number=RHM56.0KLCT-ND
+T 73800 67100 5 10 0 1 90 0 1
+loadstatus=smt
+}
+N 73800 67000 74600 67000 4
+C 73000 70500 1 0 0 resistor.sym
+{
+T 73300 70900 5 10 0 0 0 0 1
+device=RESISTOR
+T 73350 70950 5 10 1 1 180 0 1
+refdes=R33
+T 72995 70500 5 10 0 1 0 0 1
+footprint=0402
+T 73500 70800 5 10 1 1 0 0 1
+value=3.3k
+T 73000 70500 5 10 0 1 270 0 1
+vendor_part_number=311-3.30KLRCT-ND
+T 73000 70500 5 10 0 0 270 0 1
+vendor=digikey
+T 73000 70500 5 10 0 1 270 0 1
+loadstatus=smt
+}
+N 73000 70600 73000 70200 4
+T 70700 70800 9 10 1 0 0 0 9
+don't drive reset_n high!
+
+mcp130t is open drain
+with 5k internal pull-up
+
+do we really want 3.3k
+pull-up here? unclear!
+
+don't use reset_n at all?
+T -72100 -78700 8 10 0 1 0 0 1
+vendor_part_number=MMA7260QT-ND
+T -72100 -78700 8 10 0 1 0 0 1
+vendor_part_number=MCP9700-E/TO-ND
+T -72100 -78700 8 10 0 1 0 0 1
+vendor_part_number=MMA7260QT-ND
+T -72100 -78700 8 10 0 1 0 0 1
+vendor_part_number=MCP9700-E/TO-ND
+T -29500 -72800 8 10 0 1 0 0 1
+vendor_part_number=MMA7260QT-ND
+T -29500 -72800 8 10 0 1 0 0 1
+vendor_part_number=MCP9700-E/TO-ND
+T -29500 -72800 8 10 0 1 0 0 1
+vendor_part_number=MMA7260QT-ND
+T -29500 -72800 8 10 0 1 0 0 1
+vendor_part_number=MCP9700-E/TO-ND
+C 43500 63200 1 0 0 3.3V-plus.sym
+N 44900 62000 45100 62000 4
+N 45100 62000 45100 63200 4
+N 44900 62400 45100 62400 4
+C 42500 61000 1 90 0 capacitor.sym
+{
+T 41800 61200 5 10 0 0 90 0 1
+device=CAPACITOR
+T 42200 61800 5 10 1 1 180 0 1
+refdes=C20
+T 41600 61200 5 10 0 0 90 0 1
+symversion=0.1
+T 41600 61100 5 10 1 1 0 0 1
+value=0.22uF
+T 42500 61000 5 10 0 1 0 0 1
+footprint=0402
+T 42500 61000 5 10 0 1 0 0 1
+loadstatus=smt
+T 42500 61000 5 10 0 1 0 0 1
+vendor=digikey
+T 42500 61000 5 10 0 1 0 0 1
+vendor_part_number=587-1228-1-ND
+}
+C 45800 62000 1 90 0 capacitor.sym
+{
+T 45100 62200 5 10 0 0 90 0 1
+device=CAPACITOR
+T 46000 62800 5 10 1 1 180 0 1
+refdes=C22
+T 44900 62200 5 10 0 0 90 0 1
+symversion=0.1
+T 45800 62100 5 10 1 1 0 0 1
+value=0.1uF
+T 45800 62000 5 10 0 1 0 0 1
+footprint=0402
+T 45800 62000 5 10 0 1 0 0 1
+loadstatus=smt
+T 45800 62000 5 10 0 1 0 0 1
+vendor=digikey
+T 45800 62000 5 10 0 1 0 0 1
+vendor_part_number=399-3027-1-ND
+}
+C 42500 59500 1 90 0 capacitor.sym
+{
+T 41800 59700 5 10 0 0 90 0 1
+device=CAPACITOR
+T 42200 60300 5 10 1 1 180 0 1
+refdes=C21
+T 41600 59700 5 10 0 0 90 0 1
+symversion=0.1
+T 41700 59600 5 10 1 1 0 0 1
+value=4.7uF
+T 42500 59500 5 10 0 1 0 0 1
+footprint=0402
+T 42500 59500 5 10 0 1 0 0 1
+loadstatus=smt
+T 42500 59500 5 10 0 1 0 0 1
+vendor=digikey
+T 42500 59500 5 10 0 1 0 0 1
+vendor_part_number=490-5408-1-ND
+}
+C 42500 59500 1 0 0 HMC5883L.sym
+{
+T 43255 62700 5 10 0 1 0 0 1
+device=HMC5883L
+T 42805 62945 5 10 1 1 0 0 1
+refdes=U9
+T 42500 59500 5 10 0 0 0 0 1
+footprint=LPCC16
+T 43700 62950 5 10 1 1 0 0 1
+value=HMC5883L
+T 42500 59500 5 10 0 1 0 0 1
+loadstatus=smt
+T 42500 59500 5 10 0 1 0 0 1
+vendor=digikey
+T 42500 59500 5 10 0 1 0 0 1
+vendor_part_number=342-1082-1-ND
+}
+N 42500 62000 42300 62000 4
+N 42300 62000 42300 61900 4
+N 42300 61000 42300 60800 4
+N 42300 60800 42500 60800 4
+N 42300 60400 42500 60400 4
+C 42200 59200 1 0 0 gnd.sym
+C 43200 59200 1 0 0 gnd.sym
+C 43900 59200 1 0 0 gnd.sym
+C 45500 61700 1 0 0 gnd.sym
+N 44900 61200 46500 61200 4
+{
+T 45400 61300 5 10 1 1 0 0 1
+netname=sda1
+}
+N 44900 60800 47300 60800 4
+{
+T 45500 60900 5 10 1 1 0 0 1
+netname=scl1
+}
+N 42300 63200 45100 63200 4
+N 42500 62400 42300 62400 4
+N 42300 62400 42300 63200 4
+N 45600 62900 45100 62900 4
+N 44900 60400 45800 60400 4
+{
+T 45200 60500 5 10 1 1 0 0 1
+netname=mag_int
+}
+C 46600 61200 1 90 0 resistor.sym
+{
+T 46200 61500 5 10 0 0 90 0 1
+device=RESISTOR
+T 46700 61700 5 10 1 1 0 0 1
+refdes=R900
+T 46700 61400 5 10 1 1 0 0 1
+value=1.8k
+T 46600 61200 5 10 0 1 0 0 1
+footprint=0402
+}
+C 47400 60800 1 90 0 resistor.sym
+{
+T 47000 61100 5 10 0 0 90 0 1
+device=RESISTOR
+T 47500 61300 5 10 1 1 0 0 1
+refdes=R901
+T 47500 61000 5 10 1 1 0 0 1
+value=1.8k
+T 47400 60800 5 10 0 1 0 0 1
+footprint=0402
+}
+C 46300 62100 1 0 0 3.3V-plus.sym
+C 47100 61700 1 0 0 3.3V-plus.sym
+N 64300 66700 65600 66700 4
+{
+T 65000 66800 5 10 1 1 0 0 1
+netname=mag_int
+}
+N 54800 55900 53500 55900 4
+{
+T 53900 56000 5 10 1 1 0 6 1
+netname=sda1
+}
+N 54800 56300 53500 56300 4
+{
+T 53850 56400 5 10 1 1 0 6 1
+netname=scl1
+}
+C 52900 61400 1 0 1 resistor.sym
+{
+T 52600 61800 5 10 0 0 0 6 1
+device=RESISTOR
+T 52400 61700 5 10 1 1 0 6 1
+refdes=R54
+T 52800 61700 5 10 1 1 0 6 1
+value=22
+T 52900 61400 5 10 0 1 0 0 1
+footprint=0402
+T 52900 61400 5 10 0 1 0 0 1
+loadstatus=smt
+T 52900 61400 5 10 0 1 0 0 1
+vendor=digikey
+T 52900 61400 5 10 0 1 0 0 1
+vendor_part_number=P22.0LCT-ND
+}
+C 52900 61000 1 0 1 resistor.sym
+{
+T 52600 61400 5 10 0 0 0 6 1
+device=RESISTOR
+T 52400 60800 5 10 1 1 0 6 1
+refdes=R55
+T 52800 60800 5 10 1 1 0 6 1
+value=22
+T 52900 61000 5 10 0 1 0 0 1
+footprint=0402
+T 52900 61000 5 10 0 1 0 0 1
+loadstatus=smt
+T 52900 61000 5 10 0 1 0 0 1
+vendor=digikey
+T 52900 61000 5 10 0 1 0 0 1
+vendor_part_number=P22.0LCT-ND
+}
+N 52000 61500 50600 61500 4
+N 50600 61100 52000 61100 4
+C 72800 42200 1 90 0 resistor.sym
+{
+T 72400 42500 5 10 0 0 90 0 1
+device=RESISTOR
+T 72800 42195 5 10 0 1 90 0 1
+footprint=0402
+T 72800 42200 5 10 0 0 0 0 1
+vendor=digikey
+T 72800 42200 5 10 0 1 0 0 1
+loadstatus=smt
+T 72500 42900 5 10 1 1 180 0 1
+refdes=R39
+T 72100 42400 5 10 1 1 0 0 1
+value=8.45k
+}
+C 72800 43100 1 90 0 resistor.sym
+{
+T 72400 43400 5 10 0 0 90 0 1
+device=RESISTOR
+T 72800 43095 5 10 0 1 90 0 1
+footprint=0402
+T 72800 43100 5 10 0 0 0 0 1
+vendor=digikey
+T 72800 43100 5 10 0 1 0 0 1
+loadstatus=smt
+T 72500 43800 5 10 1 1 180 0 1
+refdes=R38
+T 72200 43300 5 10 1 1 0 0 1
+value=10k
+}
+C 67600 41600 1 90 0 resistor.sym
+{
+T 67200 41900 5 10 0 0 90 0 1
+device=RESISTOR
+T 67600 41595 5 10 0 1 90 0 1
+footprint=0402
+T 67600 41600 5 10 0 0 0 0 1
+vendor=digikey
+T 67600 41600 5 10 0 1 0 0 1
+loadstatus=smt
+T 67300 42300 5 10 1 1 180 0 1
+refdes=R37
+T 66900 41800 5 10 1 1 0 0 1
+value=6.81k
+}
+C 67600 42500 1 90 0 resistor.sym
+{
+T 67200 42800 5 10 0 0 90 0 1
+device=RESISTOR
+T 67600 42495 5 10 0 1 90 0 1
+footprint=0402
+T 67600 42500 5 10 0 0 0 0 1
+vendor=digikey
+T 67600 42500 5 10 0 1 0 0 1
+loadstatus=smt
+T 67300 43200 5 10 1 1 180 0 1
+refdes=R36
+T 67000 42700 5 10 1 1 0 0 1
+value=10k
+}
+C 72600 41900 1 0 0 gnd.sym
+N 72700 43100 73800 43100 4
+{
+T 73100 43200 5 10 1 1 0 0 1
+netname=cmp_rail
+}
+N 67500 43400 67500 44000 4
+N 67500 42500 68700 42500 4
+{
+T 67800 42600 5 10 1 1 0 0 1
+netname=cmp_ldo_in
+}
+C 66800 43000 1 90 0 capacitor.sym
+{
+T 66100 43200 5 10 0 0 90 0 1
+device=CAPACITOR
+T 65900 43200 5 10 0 0 90 0 1
+symversion=0.1
+T 66800 43000 5 10 0 0 90 0 1
+footprint=1210
+T 66800 43000 5 10 0 0 90 0 1
+vendor_part_number=399-5514-1-ND
+T 66800 43000 5 10 0 0 0 0 1
+vendor=digikey
+T 66800 43000 5 10 0 1 0 0 1
+loadstatus=smt
+T 66550 43750 5 10 1 1 180 0 1
+refdes=C39
+T 66500 43300 5 10 1 1 180 0 1
+value=47uF
+}
+C 65000 43800 1 0 0 diode.sym
+{
+T 65400 44400 5 10 0 0 0 0 1
+device=DIODE
+T 65300 44300 5 10 1 1 0 0 1
+refdes=D3
+T 65000 43800 5 10 0 0 0 0 1
+vendor=digikey
+T 65000 43800 5 10 0 0 0 0 1
+vendor_part_number=DFLS130LDICT-ND
+T 65000 43800 5 10 0 0 0 0 1
+footprint=powerdi123
+T 65000 43800 5 10 0 0 0 0 1
+loadstatus=smt
+T 65000 43500 5 10 1 1 0 0 1
+value=DFLS130L
+}
+N 65900 44000 68000 44000 4
+{
+T 66700 44100 5 10 1 1 0 0 1
+netname=v_ldo_in
+}
+N 66600 43900 66600 44000 4
+N 66600 43000 66600 41600 4
+C 49200 50600 1 0 0 3.3V-plus.sym
+N 47800 50000 48900 50000 4
+{
+T 47800 50100 5 10 1 1 0 0 1
+netname=cmp_rail
+}
+N 47800 50400 48900 50400 4
+{
+T 47800 50500 5 10 1 1 0 0 1
+netname=cmp_ldo_in
+}
+C 48900 49800 1 0 0 opamp-dual.sym
+{
+T 50000 51100 5 10 0 0 0 0 1
+device=IC
+T 50000 51700 5 10 0 0 0 0 1
+symversion=0.1
+T 48900 49800 5 10 0 1 0 0 1
+slot=2
+T 48900 49800 5 10 0 1 0 0 1
+loadstatus=smt
+T 48900 49800 5 10 0 1 0 0 1
+vendor=digikey
+T 48900 49800 5 10 0 1 0 0 1
+vendor_part_number=497-11134-1-ND
+T 48900 49800 5 10 0 1 0 0 1
+footprint=8ufson2x2
+T 49700 50500 5 10 1 1 0 0 1
+refdes=U13
+T 49700 49800 5 10 1 1 0 0 1
+value=LM293
+}
+C 49300 49500 1 0 0 gnd.sym
+N 49900 50200 50400 50200 4
+N 50400 50200 50400 49000 4
+C 42900 50600 1 0 0 3.3V-plus.sym
+N 41500 50000 42600 50000 4
+{
+T 41500 50100 5 10 1 1 0 0 1
+netname=cmp_rail
+}
+N 41500 50400 42600 50400 4
+{
+T 41500 50500 5 10 1 1 0 0 1
+netname=cmp_ldo_in
+}
+C 42600 49800 1 0 0 opamp-dual.sym
+{
+T 43700 51100 5 10 0 0 0 0 1
+device=IC
+T 43700 51700 5 10 0 0 0 0 1
+symversion=0.1
+T 42600 49800 5 10 0 1 0 0 1
+slot=1
+T 42600 49800 5 10 0 1 0 0 1
+loadstatus=smt
+T 42600 49800 5 10 0 1 0 0 1
+vendor=digikey
+T 42600 49800 5 10 0 1 0 0 1
+vendor_part_number=497-11134-1-ND
+T 42600 49800 5 10 0 1 0 0 1
+footprint=8ufson2x2
+T 43400 50500 5 10 1 1 0 0 1
+refdes=U13
+T 43400 49800 5 10 1 1 0 0 1
+value=LM293
+}
+C 43000 49500 1 0 0 gnd.sym
+N 43600 50200 44100 50200 4
+N 44100 50200 44100 49000 4
+C 49200 47200 1 0 0 3.3V-plus.sym
+N 47800 46600 48900 46600 4
+{
+T 47800 46700 5 10 1 1 0 0 1
+netname=cmp_rail
+}
+N 47800 47000 48900 47000 4
+{
+T 47800 47100 5 10 1 1 0 0 1
+netname=cmp_ldo_in
+}
+C 48900 46400 1 0 0 opamp-dual.sym
+{
+T 50000 47700 5 10 0 0 0 0 1
+device=IC
+T 50000 48300 5 10 0 0 0 0 1
+symversion=0.1
+T 48900 46400 5 10 0 1 0 0 1
+slot=2
+T 48900 46400 5 10 0 1 0 0 1
+loadstatus=smt
+T 48900 46400 5 10 0 1 0 0 1
+vendor=digikey
+T 48900 46400 5 10 0 1 0 0 1
+vendor_part_number=497-11134-1-ND
+T 48900 46400 5 10 0 1 0 0 1
+footprint=8ufson2x2
+T 49700 47100 5 10 1 1 0 0 1
+refdes=U14
+T 49700 46400 5 10 1 1 0 0 1
+value=LM293
+}
+C 49300 46100 1 0 0 gnd.sym
+N 49900 46800 50400 46800 4
+N 50400 46800 50400 45600 4
+C 42900 47200 1 0 0 3.3V-plus.sym
+N 41500 46600 42600 46600 4
+{
+T 41500 46700 5 10 1 1 0 0 1
+netname=cmp_rail
+}
+N 41500 47000 42600 47000 4
+{
+T 41500 47100 5 10 1 1 0 0 1
+netname=cmp_ldo_in
+}
+C 42600 46400 1 0 0 opamp-dual.sym
+{
+T 43700 47700 5 10 0 0 0 0 1
+device=IC
+T 43700 48300 5 10 0 0 0 0 1
+symversion=0.1
+T 42600 46400 5 10 0 1 0 0 1
+slot=1
+T 42600 46400 5 10 0 1 0 0 1
+loadstatus=smt
+T 42600 46400 5 10 0 1 0 0 1
+vendor=digikey
+T 42600 46400 5 10 0 1 0 0 1
+vendor_part_number=497-11134-1-ND
+T 42600 46400 5 10 0 1 0 0 1
+footprint=8ufson2x2
+T 43400 47100 5 10 1 1 0 0 1
+refdes=U14
+T 43400 46400 5 10 1 1 0 0 1
+value=LM293
+}
+C 43000 46100 1 0 0 gnd.sym
+N 43600 46800 44100 46800 4
+N 44100 46800 44100 45600 4
+C 42900 43800 1 0 0 3.3V-plus.sym
+N 41500 43200 42600 43200 4
+{
+T 41500 43300 5 10 1 1 0 0 1
+netname=cmp_rail
+}
+N 41500 43600 42600 43600 4
+{
+T 41500 43700 5 10 1 1 0 0 1
+netname=cmp_ldo_in
+}
+C 42600 43000 1 0 0 opamp-dual.sym
+{
+T 43700 44300 5 10 0 0 0 0 1
+device=IC
+T 43700 44900 5 10 0 0 0 0 1
+symversion=0.1
+T 42600 43000 5 10 0 1 0 0 1
+slot=1
+T 42600 43000 5 10 0 1 0 0 1
+loadstatus=smt
+T 42600 43000 5 10 0 1 0 0 1
+vendor=digikey
+T 42600 43000 5 10 0 1 0 0 1
+vendor_part_number=497-11134-1-ND
+T 42600 43000 5 10 0 1 0 0 1
+footprint=8ufson2x2
+T 43400 43700 5 10 1 1 0 0 1
+refdes=U15
+T 43400 43000 5 10 1 1 0 0 1
+value=LM293
+}
+C 43000 42700 1 0 0 gnd.sym
+N 43600 43400 44100 43400 4
+N 44100 43400 44100 42200 4
+C 49200 43800 1 0 0 3.3V-plus.sym
+N 47800 43200 48900 43200 4
+{
+T 47800 43300 5 10 1 1 0 0 1
+netname=cmp_rail
+}
+N 47800 43600 48900 43600 4
+{
+T 47800 43700 5 10 1 1 0 0 1
+netname=cmp_ldo_in
+}
+C 48900 43000 1 0 0 opamp-dual.sym
+{
+T 50000 44300 5 10 0 0 0 0 1
+device=IC
+T 50000 44900 5 10 0 0 0 0 1
+symversion=0.1
+T 48900 43000 5 10 0 1 0 0 1
+slot=2
+T 48900 43000 5 10 0 1 0 0 1
+loadstatus=smt
+T 48900 43000 5 10 0 1 0 0 1
+vendor=digikey
+T 48900 43000 5 10 0 1 0 0 1
+vendor_part_number=497-11134-1-ND
+T 48900 43000 5 10 0 1 0 0 1
+footprint=8ufson2x2
+T 49700 43700 5 10 1 1 0 0 1
+refdes=U15
+T 49700 43000 5 10 1 1 0 0 1
+value=LM293
+}
+C 49300 42700 1 0 0 gnd.sym
+N 49900 43400 50400 43400 4
+N 50400 43400 50400 42200 4