v 20130925 2 C 40000 40000 0 0 0 title-C-keithp.sym C 55600 45600 1 0 0 gnd.sym T 56200 41800 9 24 1 0 0 0 1 MicroPeak Serial Interface T 55600 40400 9 10 1 0 0 0 1 mpserial.sch T 60300 40100 9 10 1 0 0 0 1 Keith Packard T 60300 40400 9 10 1 0 0 0 1 4.0 T 57900 40400 9 10 1 0 0 0 1 1 T 58700 40400 9 10 1 0 0 0 1 1 C 53600 46100 1 0 0 resistor.sym { T 53900 46500 5 10 0 0 0 0 1 device=RESISTOR T 53750 46350 5 10 1 1 0 0 1 refdes=R5 T 53600 46100 5 10 0 1 0 0 1 vendor=digikey T 53600 46100 5 10 0 1 0 0 1 loadstatus=smt T 53600 46100 5 10 0 1 0 0 1 footprint=0402 T 54100 46350 5 10 1 1 0 0 1 value=33 T 53600 46100 5 10 0 1 0 0 1 vendor_part_number=P33.0LCT-ND } C 53600 45500 1 0 0 resistor.sym { T 53900 45900 5 10 0 0 0 0 1 device=RESISTOR T 53750 45750 5 10 1 1 0 0 1 refdes=R6 T 53600 45500 5 10 0 1 0 0 1 vendor=digikey T 53600 45500 5 10 0 1 0 0 1 loadstatus=smt T 53600 45500 5 10 0 1 0 0 1 footprint=0402 T 54100 45750 5 10 1 1 0 0 1 value=33 T 53600 45500 5 10 0 1 0 0 1 vendor_part_number=P33.0LCT-ND } N 55000 47100 55700 47100 4 { T 55000 47200 5 10 1 1 0 0 1 netname=vbus } C 55700 45800 1 0 0 conn-4.sym { T 56000 47400 5 10 1 1 0 0 1 refdes=J1 T 55700 45800 5 10 0 0 0 0 1 footprint=usbAmale T 55700 45800 5 10 0 1 0 6 1 device=CONNECTOR T 56500 45600 5 10 1 1 0 6 1 value=USB A T 55700 45800 5 10 0 1 0 6 1 loadstatus=smt } N 54500 46700 55700 46700 4 N 54900 46300 55700 46300 4 N 55650 44100 55000 44100 4 { T 55000 44200 5 10 1 1 0 0 1 netname=reset_n } N 53600 43300 55650 43300 4 { T 55000 43400 5 10 1 1 0 0 1 netname=swclk } C 55550 44200 1 0 0 gnd.sym N 53600 43700 55650 43700 4 { T 55000 43800 5 10 1 1 0 0 1 netname=swdio } C 53750 56500 1 0 0 3.3V-plus.sym N 52650 56300 53950 56300 4 C 54150 55400 1 90 0 capacitor.sym { T 53450 55600 5 10 0 0 90 0 1 device=CAPACITOR T 53250 55600 5 10 0 0 90 0 1 symversion=0.1 T 54150 55400 5 10 0 0 0 0 1 vendor_part_number=490-1320-1-ND T 54150 55400 5 10 0 0 0 0 1 footprint=0402 T 54150 55400 5 10 0 0 0 0 1 vendor=digikey T 54150 55400 5 10 0 1 0 0 1 loadstatus=smt T 54450 56200 5 10 1 1 180 0 1 refdes=C8 T 54050 55500 5 10 1 1 0 0 1 value=1uF } C 53850 55100 1 0 0 gnd.sym C 51550 54700 1 0 0 gnd.sym N 48450 56300 50550 56300 4 { T 48450 56350 5 10 1 1 0 0 1 netname=vbus } N 51650 55400 51650 55000 4 C 49250 55100 1 0 0 gnd.sym C 55650 43200 1 0 0 conn-4.sym { T 55950 44800 5 10 1 1 0 0 1 refdes=J6 T 55650 43200 5 10 0 0 0 0 1 footprint=50mil4pin T 55850 42900 5 10 1 1 0 0 1 value=Debug T 55650 43200 5 10 0 0 0 0 1 loadstatus=noload T 55650 43200 5 10 0 1 0 0 1 device=CONNECTOR T 55650 43200 5 10 0 1 0 6 1 vendor=digikey T 55650 43200 5 10 0 1 0 6 1 vendor_part_number=S9014E-04-ND } C 50550 55400 1 0 0 tps71433.sym { T 50845 56595 5 10 1 1 0 0 1 refdes=U3 T 51145 56095 5 10 1 1 0 0 1 device=TPS71433 T 50545 55395 5 10 0 1 0 0 1 footprint=s-pwson-n6 T 50550 55400 5 10 0 0 0 0 1 vendor=digikey T 50550 55400 5 10 0 0 0 0 1 vendor_part_number=296-32532-1-ND T 50550 55400 5 10 0 0 0 0 1 loadstatus=smt } N 50550 55900 50550 55400 4 N 50550 55400 51650 55400 4 C 49550 55400 1 90 0 capacitor.sym { T 48850 55600 5 10 0 0 90 0 1 device=CAPACITOR T 48650 55600 5 10 0 0 90 0 1 symversion=0.1 T 49550 55400 5 10 0 1 0 0 1 vendor_part_number=399-3027-1-ND T 49550 55400 5 10 0 0 0 0 1 footprint=0402 T 49550 55400 5 10 0 0 0 0 1 vendor=digikey T 49550 55400 5 10 0 1 0 0 1 loadstatus=smt T 49150 56200 5 10 1 1 180 0 1 refdes=C6 T 48750 55500 5 10 1 1 0 0 1 value=0.1uF } N 53600 43700 53600 43900 4 N 50400 41200 50400 42000 4 { T 50300 41200 5 10 1 1 90 0 1 netname=reset_n } C 43400 46700 1 180 0 resistor.sym { T 43100 46300 5 10 0 1 180 0 1 device=RESISTOR T 43400 46700 5 10 0 1 90 0 1 footprint=0402 T 42950 46925 5 10 1 1 180 0 1 refdes=R15 T 43000 46800 5 10 1 1 0 0 1 value=10k } C 42400 46300 1 0 0 gnd.sym C 44700 55200 1 0 0 capacitor.sym { T 44900 55900 5 10 0 1 0 0 1 device=CAPACITOR T 44900 56100 5 10 0 1 0 0 1 symversion=0.1 T 44700 55200 5 10 0 1 0 0 1 footprint=0402 T 44800 55500 5 10 1 1 0 0 1 refdes=C2 T 45300 55500 5 10 1 1 0 0 1 value=0.1uF } C 44700 54200 1 0 0 capacitor.sym { T 44900 54900 5 10 0 1 0 0 1 device=CAPACITOR T 44900 55100 5 10 0 1 0 0 1 symversion=0.1 T 44700 54200 5 10 0 1 0 0 1 footprint=0402 T 44800 54600 5 10 1 1 0 0 1 refdes=C3 T 45300 54600 5 10 1 1 0 0 1 value=0.01uF } N 45600 55400 46700 55400 4 N 46700 55400 46700 53600 4 N 45600 54400 46300 54400 4 N 46300 54400 46300 53600 4 N 45600 54400 45600 56000 4 C 45400 56000 1 0 0 3.3V-plus.sym N 44700 54400 44700 55400 4 C 44600 54100 1 0 0 gnd.sym N 54500 45600 54900 45600 4 N 54900 45600 54900 46300 4 N 54500 46700 54500 46200 4 C 42900 51200 1 0 0 nc-left.sym { T 42900 51600 5 10 0 0 0 0 1 value=NoConnection T 42900 52000 5 10 0 0 0 0 1 device=DRC_Directive } C 42900 50600 1 0 0 nc-left.sym { T 42900 51000 5 10 0 0 0 0 1 value=NoConnection T 42900 51400 5 10 0 0 0 0 1 device=DRC_Directive } C 42900 49400 1 0 0 nc-left.sym { T 42900 49800 5 10 0 0 0 0 1 value=NoConnection T 42900 50200 5 10 0 0 0 0 1 device=DRC_Directive } C 42900 48800 1 0 0 nc-left.sym { T 42900 49200 5 10 0 0 0 0 1 value=NoConnection T 42900 49600 5 10 0 0 0 0 1 device=DRC_Directive } C 42900 48200 1 0 0 nc-left.sym { T 42900 48600 5 10 0 0 0 0 1 value=NoConnection T 42900 49000 5 10 0 0 0 0 1 device=DRC_Directive } C 42900 47600 1 0 0 nc-left.sym { T 42900 48000 5 10 0 0 0 0 1 value=NoConnection T 42900 48400 5 10 0 0 0 0 1 device=DRC_Directive } C 42900 47000 1 0 0 nc-left.sym { T 42900 47400 5 10 0 0 0 0 1 value=NoConnection T 42900 47800 5 10 0 0 0 0 1 device=DRC_Directive } C 53600 49700 1 0 0 nc-right.sym { T 53700 50200 5 10 0 0 0 0 1 value=NoConnection T 53700 50400 5 10 0 0 0 0 1 device=DRC_Directive } C 53600 50300 1 0 0 nc-right.sym { T 53700 50800 5 10 0 0 0 0 1 value=NoConnection T 53700 51000 5 10 0 0 0 0 1 device=DRC_Directive } C 53600 49100 1 0 0 nc-right.sym { T 53700 49600 5 10 0 0 0 0 1 value=NoConnection T 53700 49800 5 10 0 0 0 0 1 device=DRC_Directive } C 53600 48500 1 0 0 nc-right.sym { T 53700 49000 5 10 0 0 0 0 1 value=NoConnection T 53700 49200 5 10 0 0 0 0 1 device=DRC_Directive } C 53600 47900 1 0 0 nc-right.sym { T 53700 48400 5 10 0 0 0 0 1 value=NoConnection T 53700 48600 5 10 0 0 0 0 1 device=DRC_Directive } C 53600 47300 1 0 0 nc-right.sym { T 53700 47800 5 10 0 0 0 0 1 value=NoConnection T 53700 48000 5 10 0 0 0 0 1 device=DRC_Directive } C 53600 46700 1 0 0 nc-right.sym { T 53700 47200 5 10 0 0 0 0 1 value=NoConnection T 53700 47400 5 10 0 0 0 0 1 device=DRC_Directive } C 49500 53600 1 0 0 nc-top.sym { T 49900 54100 5 10 0 0 0 0 1 value=NoConnection T 49900 54300 5 10 0 0 0 0 1 device=DRC_Directive } C 49900 53600 1 0 0 nc-top.sym { T 50300 54100 5 10 0 0 0 0 1 value=NoConnection T 50300 54300 5 10 0 0 0 0 1 device=DRC_Directive } C 47600 41700 1 0 0 gnd.sym C 53600 42600 1 0 0 nc-right.sym { T 53700 43100 5 10 0 0 0 0 1 value=NoConnection T 53700 43300 5 10 0 0 0 0 1 device=DRC_Directive } C 43400 42000 1 0 0 STM32F042-28.sym { T 37000 40400 5 10 0 0 0 0 1 device=IC T 50700 52500 5 10 1 1 0 0 1 value=STM32F042G6U T 43700 42300 5 10 0 1 0 0 1 footprint=ufqfpn28 T 43700 53500 5 10 1 1 0 0 1 refdes=U2 } N 53950 56300 53950 56500 4 C 48100 60900 1 0 0 diode.sym { T 48500 61500 5 10 0 1 0 0 1 device=DIODE T 48100 60900 5 10 0 1 0 0 1 vendor=digikey T 48100 60900 5 10 0 1 0 0 1 vendor_part_number=NSR0240HT1GOSCT-ND T 48100 60900 5 10 0 1 0 0 1 footprint=sod323 T 48100 60900 5 10 0 1 0 0 1 loadstatus=smt T 48100 60900 5 10 0 1 0 0 1 mfg_part_number=NSR0240HT1G T 48100 60900 5 10 0 1 0 0 1 provided=no T 48400 61600 5 10 1 1 0 0 1 refdes=D1 T 48100 61400 5 10 1 1 0 0 1 value=NSR0240HT } C 48900 61100 1 270 0 resistor.sym { T 49300 60800 5 10 0 1 270 0 1 device=RESISTOR T 48900 61100 5 10 0 1 0 0 1 footprint=0402 T 49200 60700 5 10 1 1 0 0 1 refdes=R2 T 49200 60400 5 10 1 1 0 0 1 value=470k } C 48900 60000 1 270 0 resistor.sym { T 49300 59700 5 10 0 1 270 0 1 device=RESISTOR T 48900 60000 5 10 0 1 0 0 1 footprint=0402 T 49200 59600 5 10 1 1 0 0 1 refdes=R4 T 49200 59300 5 10 1 1 0 0 1 value=27k } C 44400 60500 1 270 0 capacitor.sym { T 45100 60300 5 10 0 1 270 0 1 device=CAPACITOR T 45300 60300 5 10 0 1 270 0 1 symversion=0.1 T 44400 60500 5 10 0 1 0 0 1 footprint=0402 T 44700 60200 5 10 1 1 0 0 1 refdes=C1 T 44700 59700 5 10 1 1 0 0 1 value=4.7uF } C 49700 60600 1 270 0 capacitor.sym { T 50400 60400 5 10 0 1 270 0 1 device=CAPACITOR T 50600 60400 5 10 0 1 270 0 1 symversion=0.1 T 49700 60600 5 10 0 1 0 0 1 footprint=0402 T 50000 60300 5 10 1 1 0 0 1 refdes=C4 T 50000 59800 5 10 1 1 0 0 1 value=1uF } N 46000 60500 46000 61100 4 N 44200 61100 46600 61100 4 { T 44200 61200 5 10 1 1 0 0 1 netname=vbus } N 47500 61100 48100 61100 4 N 48100 61100 48100 60500 4 N 48100 60100 49000 60100 4 N 49000 60000 49000 60200 4 N 49000 61100 50300 61100 4 { T 49400 61200 5 10 1 1 0 0 1 netname=20V } N 49900 61100 49900 60600 4 N 49900 59700 49900 59100 4 N 44600 59100 49900 59100 4 N 47100 59100 47100 59600 4 N 44600 59600 44600 59100 4 C 46600 61000 1 0 0 inductor.sym { T 46800 61500 5 10 0 1 0 0 1 device=INDUCTOR T 46800 61700 5 10 0 1 0 0 1 symversion=0.1 T 46600 61000 5 10 0 1 0 0 1 vendor=digikey T 46600 61000 5 10 0 1 0 0 1 vendor_part_number=490-4046-1-ND T 46600 61000 5 10 0 1 0 0 1 footprint=0806 T 46600 61000 5 10 0 1 0 0 1 loadstatus=smt T 46600 61000 5 10 0 1 0 0 1 mfg_part_number=LQH2MCN100K02L T 46600 61000 5 10 0 1 0 0 1 provided=no T 46950 61300 5 10 1 1 0 0 1 refdes=L1 T 46800 60850 5 10 1 1 0 0 1 value=10uH } C 53000 60900 1 0 0 capacitor.sym { T 53200 61600 5 10 0 1 0 0 1 device=CAPACITOR T 53200 61800 5 10 0 1 0 0 1 symversion=0.1 T 53000 60900 5 10 0 1 0 0 1 footprint=0402 T 53300 61400 5 10 1 1 0 0 1 refdes=C5 T 53300 60700 5 10 1 1 0 0 1 value=1uF } C 50300 61000 1 0 0 resistor.sym { T 50600 61400 5 10 0 1 0 0 1 device=RESISTOR T 50300 61000 5 10 0 1 0 0 1 footprint=0402 T 50600 61300 5 10 1 1 0 0 1 refdes=R3 T 50500 60700 5 10 1 1 0 0 1 value=4.7k } N 52200 60300 52000 60300 4 N 51200 61100 53000 61100 4 N 51500 61100 51500 60800 4 N 52700 61100 52700 60800 4 C 52600 59500 1 0 0 gnd.sym N 53900 61100 55800 61100 4 C 55500 63100 1 270 0 capacitor.sym { T 56200 62900 5 10 0 1 270 0 1 device=CAPACITOR T 56400 62900 5 10 0 1 270 0 1 symversion=0.1 T 55500 63100 5 10 0 1 0 0 1 footprint=0402 T 55800 62800 5 10 1 1 0 0 1 refdes=C9 T 55800 62400 5 10 1 1 0 0 1 value=1uF } N 55700 63500 55700 63100 4 N 55700 63300 56300 63300 4 N 54500 63300 54500 62000 4 N 56300 63300 56300 61300 4 C 55500 64400 1 0 0 3.3V-plus.sym C 55400 57700 1 0 0 gnd.sym C 55600 61900 1 0 0 gnd.sym N 56800 60900 58200 60900 4 { T 57200 61000 5 10 1 1 0 0 1 netname=randombits } C 55600 64400 1 270 0 inductor.sym { T 56100 64200 5 10 0 1 270 0 1 device=INDUCTOR T 56300 64200 5 10 0 1 270 0 1 symversion=0.1 T 55600 64400 5 10 0 1 270 0 1 footprint=0402 T 55600 64400 5 10 0 1 270 0 1 vendor=digikey T 55600 64400 5 10 0 1 270 0 1 vendor_part_number=240-2554-1-ND T 55900 64100 5 10 1 1 0 0 1 refdes=L2 T 55900 63700 5 10 1 1 0 0 1 value=bead } C 51300 59400 1 0 0 nc-bottom.sym { T 51300 60000 5 10 0 0 0 0 1 value=NoConnection T 51300 60400 5 10 0 0 0 0 1 device=DRC_Directive } C 47000 58800 1 0 0 gnd.sym N 44600 61100 44600 60500 4 C 46000 59600 1 0 0 AP3012.sym { T 46795 60295 5 10 0 1 0 0 1 device=IC T 45995 59595 5 10 0 1 0 0 1 footprint=SOT23-5 T 46000 59600 5 10 0 1 0 0 1 vendor=digikey T 46000 59600 5 10 0 1 0 0 1 vendor_part_number=AP3012KTR-G1DICT-ND T 46000 59600 5 10 0 1 0 0 1 loadstatus=smt T 46000 59600 5 10 0 1 0 0 1 mfg_part_number=AP3012KTR-G1 T 46000 59600 5 10 0 1 0 0 1 provided=no T 46395 60795 5 10 1 1 0 0 1 refdes=U1 T 46700 60300 5 10 1 1 0 0 1 value=AP3012 } C 52200 59800 1 0 0 PMBT3904VS.sym { T 52800 60300 5 10 0 1 0 0 1 device=NPN_TRANSISTOR T 53300 61700 5 10 0 1 0 0 1 symversion=0.1 T 53300 60700 5 10 0 1 0 0 1 footprint=sot666 T 52200 59800 5 10 0 0 0 0 1 slot=2 T 52200 59800 5 10 0 1 0 0 1 vendor=digikey T 52200 59800 5 10 0 1 0 0 1 vendor_part_number=568-6488-1-ND T 52200 59800 5 10 0 1 0 0 1 mfg_part_number=PMBT3904VS T 52200 59800 5 10 0 1 0 0 1 provided=no T 52200 59800 5 10 0 1 0 0 1 loadstatus=smt T 52800 60400 5 10 1 1 0 0 1 refdes=Q1 T 52800 60200 5 10 1 1 180 6 1 value=PMBT3904VS } C 52000 60800 1 180 0 PMBT3904VS.sym { T 51400 60300 5 10 0 1 180 0 1 device=NPN_TRANSISTOR T 50900 58900 5 10 0 1 180 0 1 symversion=0.1 T 50900 59900 5 10 0 1 180 0 1 footprint=sot666 T 52000 60800 5 10 0 0 0 0 1 slot=1 T 52000 60800 5 10 0 1 0 0 1 vendor=digikey T 52000 60800 5 10 0 1 0 0 1 vendor_part_number=568-6488-1-ND T 52000 60800 5 10 0 1 0 0 1 mfg_part_number=PMBT3904VS T 52000 60800 5 10 0 1 0 0 1 provided=no T 52000 60800 5 10 0 1 0 0 1 loadstatus=smt T 51400 60200 5 10 1 1 180 0 1 refdes=Q1 T 51400 60400 5 10 1 1 0 6 1 value=PMBT3904VS } N 46000 60100 45200 60100 4 { T 45300 60200 5 10 1 1 0 0 1 netname=hv_en } C 45500 60000 1 270 0 resistor.sym { T 45900 59700 5 10 0 1 270 0 1 device=RESISTOR T 45500 60000 5 10 0 1 0 0 1 footprint=0402 T 45800 59600 5 10 1 1 0 0 1 refdes=R1 T 45800 59300 5 10 1 1 0 0 1 value=27k } N 45600 60000 45600 60100 4 C 54600 61100 1 90 0 resistor.sym { T 54200 61400 5 10 0 1 90 0 1 device=RESISTOR T 54600 61100 5 10 0 1 0 0 1 footprint=0402 T 54700 61700 5 10 1 1 0 0 1 refdes=R7 T 54700 61300 5 10 1 1 0 0 1 value=27k } C 55800 59700 1 0 0 resistor.sym { T 56100 60100 5 10 0 1 0 0 1 device=RESISTOR T 55800 59700 5 10 0 1 0 0 1 footprint=0402 T 56100 60000 5 10 1 1 0 0 1 refdes=R10 T 56100 59500 5 10 1 1 0 0 1 value=470k } C 54600 60200 1 90 0 resistor.sym { T 54200 60500 5 10 0 1 90 0 1 device=RESISTOR T 54600 60200 5 10 0 1 90 0 1 footprint=0402 T 54700 60800 5 10 1 1 0 0 1 refdes=R8 T 54700 60500 5 10 1 1 0 0 1 value=27k } C 55600 58900 1 90 0 resistor.sym { T 55200 59200 5 10 0 1 90 0 1 device=RESISTOR T 55600 58900 5 10 0 1 0 0 1 footprint=0402 T 55000 59500 5 10 1 1 0 0 1 refdes=R9 T 55000 59100 5 10 1 1 0 0 1 value=4.7k } N 55100 62200 55700 62200 4 C 55700 58000 1 90 0 capacitor.sym { T 55000 58200 5 10 0 1 90 0 1 device=CAPACITOR T 54800 58200 5 10 0 1 90 0 1 symversion=0.1 T 55700 58000 5 10 0 1 0 0 1 footprint=0402 T 55000 58600 5 10 1 1 0 0 1 refdes=C10 T 55000 58200 5 10 1 1 0 0 1 value=4.7uF } N 55800 60700 55500 60700 4 N 55500 60700 55500 59800 4 N 55500 59800 55800 59800 4 N 57100 60900 57100 59800 4 N 57100 59800 56700 59800 4 C 56200 60200 1 0 0 gnd.sym C 55300 62200 1 90 0 capacitor.sym { T 54600 62400 5 10 0 1 90 0 1 device=CAPACITOR T 54400 62400 5 10 0 1 90 0 1 symversion=0.1 T 55300 62200 5 10 0 1 90 0 1 footprint=0402 T 54700 62800 5 10 1 1 0 0 1 refdes=C7 T 54600 62300 5 10 1 1 0 0 1 value=0.1uF } N 54500 63300 55700 63300 4 N 55100 63300 55100 63100 4 C 55800 60500 1 0 0 opamp.sym { T 56900 61800 5 10 0 1 0 0 1 device=IC T 56900 62400 5 10 0 1 0 0 1 symversion=0.1 T 55800 60500 5 10 0 1 0 0 1 footprint=SOT23-5 T 55800 60500 5 10 0 1 0 0 1 loadstatus=smt T 55800 60500 5 10 0 1 0 0 1 vendor=digikey T 55800 60500 5 10 0 1 0 0 1 vendor_part_number=96-32191-1-ND T 56400 61600 5 10 1 1 0 0 1 refdes=U4 T 56400 61300 5 10 1 1 0 0 1 value=OPA356 } C 54400 59900 1 0 0 gnd.sym T 56300 58600 9 10 1 0 0 0 1 * star ground T 56400 60300 9 10 1 0 0 0 1 * T 55600 57900 9 10 1 0 0 0 1 * T 55800 62000 9 10 1 0 0 0 1 * T 54600 59800 9 10 1 0 0 0 2 * N 53600 51600 54700 51600 4 { T 54700 51700 5 10 1 1 0 6 1 netname=randombits } N 53600 51000 54700 51000 4 { T 54700 51100 5 10 1 1 0 6 1 netname=hv_en }