EESchema Schematic File Version 4 LIBS:bldc-controller-cache EELAYER 30 0 EELAYER END $Descr A3 16535 11693 encoding utf-8 Sheet 1 1 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L Device:C_Small C? U 1 1 5DCA154B P 2200 1600 F 0 "C?" H 2210 1670 50 0000 L CNN F 1 "C_Small" H 2210 1520 50 0000 L CNN F 2 "" H 2200 1600 50 0001 C CNN F 3 "~" H 2200 1600 50 0001 C CNN 1 2200 1600 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_01x02 J? U 1 1 5DCAD005 P 1200 1300 F 0 "J?" H 1200 1400 50 0000 C CNN F 1 "Conn_01x02" H 1200 1100 50 0000 C CNN F 2 "" H 1200 1300 50 0001 C CNN F 3 "~" H 1200 1300 50 0001 C CNN 1 1200 1300 -1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5DCAFA7B P 2600 1600 F 0 "C?" H 2610 1670 50 0000 L CNN F 1 "C_Small" H 2610 1520 50 0000 L CNN F 2 "" H 2600 1600 50 0001 C CNN F 3 "~" H 2600 1600 50 0001 C CNN 1 2600 1600 1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5DCAFF60 P 3000 1600 F 0 "C?" 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U 1 1 5DCF6874 P 9300 2050 F 0 "C?" H 9310 2120 50 0000 L CNN F 1 "1 uF X5R 16V" H 9310 1970 50 0000 L CNN F 2 "" H 9300 2050 50 0001 C CNN F 3 "~" H 9300 2050 50 0001 C CNN 1 9300 2050 0 -1 1 0 $EndComp Wire Wire Line 9400 2050 9650 2050 Wire Wire Line 9200 2050 9050 2050 Wire Wire Line 9050 2050 9050 1950 Wire Wire Line 9050 1950 9650 1950 $Comp L Device:C_Small C? U 1 1 5DCFB16E P 8900 2050 F 0 "C?" H 8910 2120 50 0000 L CNN F 1 "10 uF" H 8910 1970 50 0000 L CNN F 2 "" H 8900 2050 50 0001 C CNN F 3 "~" H 8900 2050 50 0001 C CNN 1 8900 2050 -1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5DCFB8B2 P 8600 2050 F 0 "C?" H 8610 2120 50 0000 L CNN F 1 "0.1 uF X5R 25V" H 8610 1970 50 0000 L CNN F 2 "" H 8600 2050 50 0001 C CNN F 3 "~" H 8600 2050 50 0001 C CNN 1 8600 2050 -1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5DCFBD8C P 8900 2250 F 0 "#PWR?" H 8900 2000 50 0001 C CNN F 1 "GND" H 8900 2100 50 0000 C CNN F 2 "" H 8900 2250 50 0001 C CNN F 3 "" H 8900 2250 50 0001 C CNN 1 8900 2250 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5DCFD1E5 P 8600 2250 F 0 "#PWR?" H 8600 2000 50 0001 C CNN F 1 "GND" H 8600 2100 50 0000 C CNN F 2 "" H 8600 2250 50 0001 C CNN F 3 "" H 8600 2250 50 0001 C CNN 1 8600 2250 1 0 0 -1 $EndComp Wire Wire Line 8600 2250 8600 2150 Wire Wire Line 8900 2150 8900 2250 Wire Wire Line 8900 1950 8900 1850 Wire Wire Line 8900 1850 9050 1850 Wire Wire Line 8600 1950 8600 1850 Wire Wire Line 8600 1850 8900 1850 Connection ~ 8900 1850 $Comp L Device:C_Small C? U 1 1 5DD02CDB P 9150 1750 F 0 "C?" H 9160 1820 50 0000 L CNN F 1 "47 nF X5R 25V" H 9160 1670 50 0000 L CNN F 2 "" H 9150 1750 50 0001 C CNN F 3 "~" H 9150 1750 50 0001 C CNN 1 9150 1750 0 1 -1 0 $EndComp Wire Wire Line 9250 1750 9650 1750 Wire Wire Line 9050 1750 8850 1750 Wire Wire Line 8850 1750 8850 1650 Wire Wire Line 8850 1650 9650 1650 $Comp L Device:C_Small C? U 1 1 5DD068D2 P 11350 2250 F 0 "C?" H 11360 2320 50 0000 L CNN F 1 "1 uF X5R 6.3V" H 11360 2170 50 0000 L CNN F 2 "" H 11350 2250 50 0001 C CNN F 3 "~" H 11350 2250 50 0001 C CNN 1 11350 2250 0 -1 1 0 $EndComp $Comp L Device:C_Small C? U 1 1 5DD07091 P 8700 1550 F 0 "C?" H 8710 1620 50 0000 L CNN F 1 "1 uF X5R 25V" H 8710 1470 50 0000 L CNN F 2 "" H 8700 1550 50 0001 C CNN F 3 "~" H 8700 1550 50 0001 C CNN 1 8700 1550 0 1 -1 0 $EndComp Wire Wire Line 8800 1550 9650 1550 $Comp L power:GND #PWR? U 1 1 5DD0F6A1 P 8500 1550 F 0 "#PWR?" H 8500 1300 50 0001 C CNN F 1 "GND" H 8500 1400 50 0000 C CNN F 2 "" H 8500 1550 50 0001 C CNN F 3 "" H 8500 1550 50 0001 C CNN 1 8500 1550 0 1 1 0 $EndComp Wire Wire Line 8500 1550 8600 1550 $Comp L power:GND #PWR? U 1 1 5DD1150B P 11550 2250 F 0 "#PWR?" H 11550 2000 50 0001 C CNN F 1 "GND" H 11550 2100 50 0000 C CNN F 2 "" H 11550 2250 50 0001 C CNN F 3 "" H 11550 2250 50 0001 C CNN 1 11550 2250 0 -1 -1 0 $EndComp Wire Wire Line 11550 2250 11450 2250 Text Label 8600 1850 0 50 ~ 0 VDRAIN $Comp L Device:C_Small C? U 1 1 5DD17052 P 11100 1850 F 0 "C?" H 11110 1920 50 0000 L CNN F 1 "47 nF X5R 16V" H 11110 1770 50 0000 L CNN F 2 "" H 11100 1850 50 0001 C CNN F 3 "~" H 11100 1850 50 0001 C CNN 1 11100 1850 0 -1 -1 0 $EndComp $Comp L power:GND #PWR? U 1 1 5DD17822 P 11550 1850 F 0 "#PWR?" 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H 12450 1700 50 0001 C CNN F 1 "GND" H 12450 1800 50 0000 C CNN F 2 "" H 12450 1950 50 0001 C CNN F 3 "" H 12450 1950 50 0001 C CNN 1 12450 1950 0 -1 -1 0 $EndComp Wire Wire Line 12450 1950 12350 1950 $Comp L power:GND #PWR? U 1 1 5DD40524 P 12450 2200 F 0 "#PWR?" H 12450 1950 50 0001 C CNN F 1 "GND" H 12450 2050 50 0000 C CNN F 2 "" H 12450 2200 50 0001 C CNN F 3 "" H 12450 2200 50 0001 C CNN 1 12450 2200 0 -1 -1 0 $EndComp Wire Wire Line 12450 2200 12350 2200 $Comp L Device:C_Small C? U 1 1 5DD4B4D0 P 11850 1950 F 0 "C?" H 11860 2020 50 0000 L CNN F 1 "0.01 uF" H 11860 1870 50 0000 L CNN F 2 "" H 11850 1950 50 0001 C CNN F 3 "~" H 11850 1950 50 0001 C CNN 1 11850 1950 -1 0 0 -1 $EndComp Wire Wire Line 10850 2050 11850 2050 Wire Wire Line 11850 1750 11850 1850 Wire Wire Line 10850 1750 11850 1750 $Comp L Device:R_Small R? U 1 1 5DD5022D P 11700 1550 F 0 "R?" H 11730 1570 50 0000 L CNN F 1 "R_Small" H 11730 1510 50 0000 L CNN F 2 "" H 11700 1550 50 0001 C CNN F 3 "~" H 11700 1550 50 0001 C CNN 1 11700 1550 0 -1 -1 0 $EndComp $Comp L Device:R_Small R? U 1 1 5DD50553 P 11450 1650 F 0 "R?" H 11480 1670 50 0000 L CNN F 1 "R_Small" H 11480 1610 50 0000 L CNN F 2 "" H 11450 1650 50 0001 C CNN F 3 "~" H 11450 1650 50 0001 C CNN 1 11450 1650 0 -1 -1 0 $EndComp $Comp L power:GND #PWR? U 1 1 5DD52669 P 11650 1650 F 0 "#PWR?" H 11650 1400 50 0001 C CNN F 1 "GND" H 11650 1500 50 0000 C CNN F 2 "" H 11650 1650 50 0001 C CNN F 3 "" H 11650 1650 50 0001 C CNN 1 11650 1650 0 -1 -1 0 $EndComp Wire Wire Line 11650 1650 11550 1650 Wire Wire Line 10850 1650 11350 1650 Wire Wire Line 10850 1550 11600 1550 Wire Wire Line 11800 1550 12100 1550 Wire Wire Line 12100 1550 12100 1950 Text Label 10900 1450 0 50 ~ 0 FB $Comp L Device:D_Schottky D? U 1 1 5DD5BEAB P 11850 2650 F 0 "D?" H 11850 2750 50 0000 C CNN F 1 "D_Schottky" H 11850 2550 50 0000 C CNN F 2 "" H 11850 2650 50 0001 C CNN F 3 "~" H 11850 2650 50 0001 C CNN 1 11850 2650 0 1 1 0 $EndComp Wire Wire Line 11850 2500 11850 2400 Connection ~ 11850 2050 $Comp L power:GND #PWR? U 1 1 5DD5EB2E P 11850 2900 F 0 "#PWR?" H 11850 2650 50 0001 C CNN F 1 "GND" H 11850 2750 50 0000 C CNN F 2 "" H 11850 2900 50 0001 C CNN F 3 "" H 11850 2900 50 0001 C CNN 1 11850 2900 1 0 0 -1 $EndComp Wire Wire Line 11850 2900 11850 2800 $Comp L Device:L_Small L? U 1 1 5DD614A2 P 12100 2400 F 0 "L?" H 12130 2440 50 0000 L CNN F 1 "L_Small" H 12130 2360 50 0000 L CNN F 2 "" H 12100 2400 50 0001 C CNN F 3 "~" H 12100 2400 50 0001 C CNN 1 12100 2400 0 -1 1 0 $EndComp Wire Wire Line 12000 2400 11850 2400 Connection ~ 11850 2400 Wire Wire Line 11850 2400 11850 2050 $Comp L Device:R_Small R? U 1 1 5DD643DB P 12350 2600 F 0 "R?" H 12380 2620 50 0000 L CNN F 1 "10kR" H 12380 2560 50 0000 L CNN F 2 "" H 12350 2600 50 0001 C CNN F 3 "~" H 12350 2600 50 0001 C CNN 1 12350 2600 1 0 0 -1 $EndComp $Comp L Device:R_Small R? U 1 1 5DD64801 P 12350 2900 F 0 "R?" H 12380 2920 50 0000 L CNN F 1 "10kR" H 12380 2860 50 0000 L CNN F 2 "" H 12350 2900 50 0001 C CNN F 3 "~" H 12350 2900 50 0001 C CNN 1 12350 2900 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5DD64FA3 P 12350 3100 F 0 "#PWR?" H 12350 2850 50 0001 C CNN F 1 "GND" H 12350 2950 50 0000 C CNN F 2 "" H 12350 3100 50 0001 C CNN F 3 "" H 12350 3100 50 0001 C CNN 1 12350 3100 1 0 0 -1 $EndComp Wire Wire Line 12350 3100 12350 3000 Wire Wire Line 12350 2800 12350 2750 Wire Wire Line 12350 2500 12350 2400 Wire Wire Line 12350 2400 12200 2400 $Comp L Device:R_Small R? U 1 1 5DD6C08A P 12750 2600 F 0 "R?" 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H 12750 2850 50 0001 C CNN F 1 "GND" H 12750 2950 50 0000 C CNN F 2 "" H 12750 3100 50 0001 C CNN F 3 "" H 12750 3100 50 0001 C CNN 1 12750 3100 1 0 0 -1 $EndComp Wire Wire Line 12750 3100 12750 3000 Wire Wire Line 12750 2800 12750 2700 Wire Wire Line 12750 2500 12750 2400 Wire Wire Line 12750 2400 12350 2400 Connection ~ 12350 2400 Text Label 12750 2400 0 50 ~ 0 VBUCK_5V0 Wire Wire Line 12600 2750 12350 2750 Connection ~ 12350 2750 Wire Wire Line 12350 2750 12350 2700 Text Label 12600 2750 2 50 ~ 0 FB Text Notes 12800 2250 0 50 ~ 0 350 mA $Comp L power:GND #PWR? U 1 1 5DD787D0 P 11200 4050 F 0 "#PWR?" H 11200 3800 50 0001 C CNN F 1 "GND" H 11200 3900 50 0000 C CNN F 2 "" H 11200 4050 50 0001 C CNN F 3 "" H 11200 4050 50 0001 C CNN 1 11200 4050 1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5DD7C3FF P 11200 3850 F 0 "C?" H 11210 3920 50 0000 L CNN F 1 "0.1 uF X5R 25V" H 11210 3770 50 0000 L CNN F 2 "" H 11200 3850 50 0001 C CNN F 3 "~" H 11200 3850 50 0001 C CNN 1 11200 3850 1 0 0 -1 $EndComp Wire Wire Line 11200 4050 11200 3950 Wire Wire Line 11200 3750 11200 3650 Wire Wire Line 10850 3650 11200 3650 Wire Wire Line 11400 3650 11200 3650 Connection ~ 11200 3650 Wire Wire Line 9050 1850 9050 1950 Connection ~ 9050 1850 Wire Wire Line 9050 1850 9650 1850 Connection ~ 9050 1950 Text Label 11800 3350 0 50 ~ 0 LDO_3V3 $Comp L Device:R_Small R? U 1 1 5DDB175C P 11600 3450 F 0 "R?" H 11630 3470 50 0000 L CNN F 1 "10kR" H 11630 3410 50 0000 L CNN F 2 "" H 11600 3450 50 0001 C CNN F 3 "~" H 11600 3450 50 0001 C CNN 1 11600 3450 0 -1 1 0 $EndComp $Comp L Device:R_Small R? U 1 1 5DDB1151 P 11600 3350 F 0 "R?" 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U 1 1 5DE106E4 P 4300 2700 F 0 "Q?" H 4500 2750 50 0000 L CNN F 1 "Q_NMOS_DGS" H 4500 2650 50 0000 L CNN F 2 "" H 4500 2800 50 0001 C CNN F 3 "~" H 4300 2700 50 0001 C CNN 1 4300 2700 1 0 0 -1 $EndComp $Comp L Device:Q_NMOS_DGS Q? U 1 1 5DE106EA P 4300 3250 F 0 "Q?" H 4500 3300 50 0000 L CNN F 1 "Q_NMOS_DGS" H 4500 3200 50 0000 L CNN F 2 "" H 4500 3350 50 0001 C CNN F 3 "~" H 4300 3250 50 0001 C CNN 1 4300 3250 1 0 0 -1 $EndComp $Comp L Device:R_Shunt R? U 1 1 5DE106F0 P 4400 3800 F 0 "R?" V 4225 3800 50 0000 C CNN F 1 "R_Shunt" V 4300 3800 50 0000 C CNN F 2 "" V 4330 3800 50 0001 C CNN F 3 "~" H 4400 3800 50 0001 C CNN 1 4400 3800 -1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5DE1389F P 4400 4100 F 0 "#PWR?" H 4400 3850 50 0001 C CNN F 1 "GND" H 4400 3950 50 0000 C CNN F 2 "" H 4400 4100 50 0001 C CNN F 3 "" H 4400 4100 50 0001 C CNN 1 4400 4100 1 0 0 -1 $EndComp Wire Wire Line 4400 4100 4400 4000 Wire Wire Line 4400 2350 4400 2500 Wire Wire Line 3950 2700 4100 2700 Wire Wire Line 4400 2900 4400 2950 Wire Wire Line 4400 3450 4400 3600 Wire Wire Line 3950 3250 4100 3250 Wire Wire Line 4100 2950 4400 2950 Connection ~ 4400 2950 Wire Wire Line 4400 2950 4400 3050 Wire Wire Line 4500 2950 4400 2950 $Comp L Device:Q_NMOS_DGS Q? U 1 1 5DE36F8C P 3100 2700 F 0 "Q?" H 3300 2750 50 0000 L CNN F 1 "Q_NMOS_DGS" H 3300 2650 50 0000 L CNN F 2 "" H 3300 2800 50 0001 C CNN F 3 "~" H 3100 2700 50 0001 C CNN 1 3100 2700 1 0 0 -1 $EndComp $Comp L Device:Q_NMOS_DGS Q? U 1 1 5DE36F92 P 3100 3250 F 0 "Q?" H 3300 3300 50 0000 L CNN F 1 "Q_NMOS_DGS" H 3300 3200 50 0000 L CNN F 2 "" H 3300 3350 50 0001 C CNN F 3 "~" H 3100 3250 50 0001 C CNN 1 3100 3250 1 0 0 -1 $EndComp $Comp L Device:R_Shunt R? U 1 1 5DE36F98 P 3200 3800 F 0 "R?" V 3025 3800 50 0000 C CNN F 1 "R_Shunt" V 3100 3800 50 0000 C CNN F 2 "" V 3130 3800 50 0001 C CNN F 3 "~" H 3200 3800 50 0001 C CNN 1 3200 3800 -1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5DE36F9E P 3200 4100 F 0 "#PWR?" H 3200 3850 50 0001 C CNN F 1 "GND" H 3200 3950 50 0000 C CNN F 2 "" H 3200 4100 50 0001 C CNN F 3 "" H 3200 4100 50 0001 C CNN 1 3200 4100 1 0 0 -1 $EndComp Wire Wire Line 3200 4100 3200 4000 Wire Wire Line 3200 2350 3200 2500 Wire Wire Line 3200 2900 3200 2950 Wire Wire Line 3200 3450 3200 3600 Wire Wire Line 2900 2950 3200 2950 Connection ~ 3200 2950 Wire Wire Line 3200 2950 3200 3050 Wire Wire Line 3300 2950 3200 2950 $Comp L Device:Q_NMOS_DGS Q? U 1 1 5DE3B5DE P 1900 2700 F 0 "Q?" H 2100 2750 50 0000 L CNN F 1 "Q_NMOS_DGS" H 2100 2650 50 0000 L CNN F 2 "" H 2100 2800 50 0001 C CNN F 3 "~" H 1900 2700 50 0001 C CNN 1 1900 2700 1 0 0 -1 $EndComp $Comp L Device:Q_NMOS_DGS Q? U 1 1 5DE3B5E4 P 1900 3250 F 0 "Q?" H 2100 3300 50 0000 L CNN F 1 "Q_NMOS_DGS" H 2100 3200 50 0000 L CNN F 2 "" H 2100 3350 50 0001 C CNN F 3 "~" H 1900 3250 50 0001 C CNN 1 1900 3250 1 0 0 -1 $EndComp $Comp L Device:R_Shunt R? U 1 1 5DE3B5EA P 2000 3800 F 0 "R?" V 1825 3800 50 0000 C CNN F 1 "R_Shunt" V 1900 3800 50 0000 C CNN F 2 "" V 1930 3800 50 0001 C CNN F 3 "~" H 2000 3800 50 0001 C CNN 1 2000 3800 -1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5DE3B5F0 P 2000 4100 F 0 "#PWR?" H 2000 3850 50 0001 C CNN F 1 "GND" H 2000 3950 50 0000 C CNN F 2 "" H 2000 4100 50 0001 C CNN F 3 "" H 2000 4100 50 0001 C CNN 1 2000 4100 1 0 0 -1 $EndComp Wire Wire Line 2000 4100 2000 4000 Wire Wire Line 2000 2350 2000 2500 Wire Wire Line 2000 2900 2000 2950 Wire Wire Line 2000 3450 2000 3600 Wire Wire Line 1700 2950 2000 2950 Connection ~ 2000 2950 Wire Wire Line 2000 2950 2000 3050 Wire Wire Line 2100 2950 2000 2950 Wire Wire Line 2000 2350 3200 2350 Connection ~ 3200 2350 Wire Wire Line 3200 2350 4400 2350 Text Label 2000 2350 0 50 ~ 0 VDRAIN Wire Wire Line 2750 3250 2900 3250 Wire Wire Line 2750 2700 2900 2700 Wire Wire Line 1700 2700 1450 2700 Wire Wire Line 1700 3250 1450 3250 Wire Wire Line 1700 3700 1850 3700 Wire Wire Line 1700 3900 1850 3900 Wire Wire Line 2900 3700 3050 3700 Wire Wire Line 2900 3900 3050 3900 Wire Wire Line 4100 3700 4250 3700 Wire Wire Line 4100 3900 4250 3900 Text Label 2100 2950 0 50 ~ 0 A Text Label 3300 2950 0 50 ~ 0 B Text Label 4500 2950 0 50 ~ 0 C Wire Wire Line 1400 1300 2200 1300 Wire Wire Line 4400 1300 4400 2350 Connection ~ 4400 2350 $Comp L power:GND #PWR? U 1 1 5DF61D75 P 1600 1550 F 0 "#PWR?" H 1600 1300 50 0001 C CNN F 1 "GND" H 1600 1400 50 0000 C CNN F 2 "" H 1600 1550 50 0001 C CNN F 3 "" H 1600 1550 50 0001 C CNN 1 1600 1550 1 0 0 -1 $EndComp Wire Wire Line 1600 1550 1600 1400 Wire Wire Line 1600 1400 1400 1400 $Comp L power:GND #PWR? U 1 1 5DF6918A P 2200 1800 F 0 "#PWR?" H 2200 1550 50 0001 C CNN F 1 "GND" H 2200 1650 50 0000 C CNN F 2 "" H 2200 1800 50 0001 C CNN F 3 "" H 2200 1800 50 0001 C CNN 1 2200 1800 1 0 0 -1 $EndComp Wire Wire Line 2200 1800 2200 1700 Wire Wire Line 2200 1500 2200 1300 Connection ~ 2200 1300 Wire Wire Line 2200 1300 2600 1300 $Comp L power:GND #PWR? U 1 1 5DF7580E P 2600 1800 F 0 "#PWR?" H 2600 1550 50 0001 C CNN F 1 "GND" H 2600 1650 50 0000 C CNN F 2 "" H 2600 1800 50 0001 C CNN F 3 "" H 2600 1800 50 0001 C CNN 1 2600 1800 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5DF75E04 P 3000 1800 F 0 "#PWR?" H 3000 1550 50 0001 C CNN F 1 "GND" H 3000 1650 50 0000 C CNN F 2 "" H 3000 1800 50 0001 C CNN F 3 "" H 3000 1800 50 0001 C CNN 1 3000 1800 1 0 0 -1 $EndComp Wire Wire Line 3000 1800 3000 1700 Wire Wire Line 3000 1500 3000 1300 Connection ~ 3000 1300 Wire Wire Line 3000 1300 4400 1300 Wire Wire Line 2600 1500 2600 1300 Connection ~ 2600 1300 Wire Wire Line 2600 1300 3000 1300 Wire Wire Line 2600 1700 2600 1800 $Comp L Device:C_Small C? U 1 1 5DF94C9F P 13250 2600 F 0 "C?" H 13260 2670 50 0000 L CNN F 1 "C_Small" H 13260 2520 50 0000 L CNN F 2 "" H 13250 2600 50 0001 C CNN F 3 "~" H 13250 2600 50 0001 C CNN 1 13250 2600 1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5DF95243 P 13650 2600 F 0 "C?" H 13660 2670 50 0000 L CNN F 1 "C_Small" H 13660 2520 50 0000 L CNN F 2 "" H 13650 2600 50 0001 C CNN F 3 "~" H 13650 2600 50 0001 C CNN 1 13650 2600 1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5DF957F0 P 14500 2600 F 0 "C?" H 14510 2670 50 0000 L CNN F 1 "C_Small" H 14510 2520 50 0000 L CNN F 2 "" H 14500 2600 50 0001 C CNN F 3 "~" H 14500 2600 50 0001 C CNN 1 14500 2600 1 0 0 -1 $EndComp Wire Wire Line 13250 2500 13250 2400 Wire Wire Line 13250 2400 12750 2400 Connection ~ 12750 2400 Wire Wire Line 13650 2500 13650 2400 Wire Wire Line 13650 2400 13250 2400 Connection ~ 13250 2400 Text Label 14500 2400 0 50 ~ 0 LDO_3V3 Wire Wire Line 14500 2500 14500 2400 $Comp L power:GND #PWR? U 1 1 5DFC6672 P 13250 2800 F 0 "#PWR?" H 13250 2550 50 0001 C CNN F 1 "GND" H 13250 2650 50 0000 C CNN F 2 "" H 13250 2800 50 0001 C CNN F 3 "" H 13250 2800 50 0001 C CNN 1 13250 2800 1 0 0 -1 $EndComp Wire Wire Line 13250 2800 13250 2700 $Comp L power:GND #PWR? U 1 1 5DFCD2DD P 13650 2800 F 0 "#PWR?" H 13650 2550 50 0001 C CNN F 1 "GND" H 13650 2650 50 0000 C CNN F 2 "" H 13650 2800 50 0001 C CNN F 3 "" H 13650 2800 50 0001 C CNN 1 13650 2800 1 0 0 -1 $EndComp Wire Wire Line 13650 2800 13650 2700 $Comp L power:GND #PWR? U 1 1 5DFD3F9B P 14500 2800 F 0 "#PWR?" H 14500 2550 50 0001 C CNN F 1 "GND" H 14500 2650 50 0000 C CNN F 2 "" H 14500 2800 50 0001 C CNN F 3 "" H 14500 2800 50 0001 C CNN 1 14500 2800 1 0 0 -1 $EndComp Wire Wire Line 14500 2800 14500 2700 Text Notes 13750 2300 0 50 ~ 0 TODO source LDR $Comp L Device:C_Small C? U 1 1 5DFDCC1D P 14850 2600 F 0 "C?" H 14860 2670 50 0000 L CNN F 1 "C_Small" H 14860 2520 50 0000 L CNN F 2 "" H 14850 2600 50 0001 C CNN F 3 "~" H 14850 2600 50 0001 C CNN 1 14850 2600 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5DFDD15B P 14850 2800 F 0 "#PWR?" H 14850 2550 50 0001 C CNN F 1 "GND" H 14850 2650 50 0000 C CNN F 2 "" H 14850 2800 50 0001 C CNN F 3 "" H 14850 2800 50 0001 C CNN 1 14850 2800 1 0 0 -1 $EndComp Wire Wire Line 14850 2800 14850 2700 Wire Wire Line 14850 2500 14850 2400 Wire Wire Line 14850 2400 14500 2400 $Comp L Connector_Generic:Conn_01x03 J? U 1 1 5E066743 P 4900 1800 F 0 "J?" H 4900 2000 50 0000 C CNN F 1 "Conn_01x03" H 4900 1600 50 0000 C CNN F 2 "" H 4900 1800 50 0001 C CNN F 3 "~" H 4900 1800 50 0001 C CNN 1 4900 1800 1 0 0 -1 $EndComp Text Label 4600 1700 2 50 ~ 0 A Text Label 4600 1800 2 50 ~ 0 B Text Label 4600 1900 2 50 ~ 0 C Wire Wire Line 4600 1900 4700 1900 Wire Wire Line 4600 1800 4700 1800 Wire Wire Line 4600 1700 4700 1700 Text Label 12700 4300 0 50 ~ 0 LDO_3V3 Text Notes 1950 1150 0 50 ~ 0 TODO figure out DC link capacitance amount Text Notes 12350 3450 0 50 ~ 0 FB = 2.5V Text Label 5500 2700 2 50 ~ 0 SHA Text Label 6300 2700 2 50 ~ 0 SHB Text Label 7100 2700 2 50 ~ 0 SHC $Comp L Device:R_Small R? U 1 1 5E0E88C6 P 5500 2950 F 0 "R?" H 5530 2970 50 0000 L CNN F 1 "R_Small" H 5530 2910 50 0000 L CNN F 2 "" H 5500 2950 50 0001 C CNN F 3 "~" H 5500 2950 50 0001 C CNN 1 5500 2950 1 0 0 -1 $EndComp $Comp L Device:R_Small R? U 1 1 5E0E8F15 P 5500 3350 F 0 "R?" H 5530 3370 50 0000 L CNN F 1 "R_Small" H 5530 3310 50 0000 L CNN F 2 "" H 5500 3350 50 0001 C CNN F 3 "~" H 5500 3350 50 0001 C CNN 1 5500 3350 1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5E0FD6B3 P 5900 3350 F 0 "C?" H 5910 3420 50 0000 L CNN F 1 "C_Small" H 5910 3270 50 0000 L CNN F 2 "" H 5900 3350 50 0001 C CNN F 3 "~" H 5900 3350 50 0001 C CNN 1 5900 3350 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E109FB3 P 5500 3550 F 0 "#PWR?" H 5500 3300 50 0001 C CNN F 1 "GND" H 5500 3400 50 0000 C CNN F 2 "" H 5500 3550 50 0001 C CNN F 3 "" H 5500 3550 50 0001 C CNN 1 5500 3550 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E10A6AB P 5900 3550 F 0 "#PWR?" H 5900 3300 50 0001 C CNN F 1 "GND" H 5900 3400 50 0000 C CNN F 2 "" H 5900 3550 50 0001 C CNN F 3 "" H 5900 3550 50 0001 C CNN 1 5900 3550 1 0 0 -1 $EndComp Wire Wire Line 5500 2700 5500 2850 Wire Wire Line 5500 3050 5500 3150 Wire Wire Line 5500 3450 5500 3550 Wire Wire Line 5900 3550 5900 3450 Wire Wire Line 5900 3250 5900 3150 Wire Wire Line 5900 3150 5500 3150 Connection ~ 5500 3150 Wire Wire Line 5500 3150 5500 3250 $Comp L Device:R_Small R? U 1 1 5E14C62C P 6300 2950 F 0 "R?" H 6330 2970 50 0000 L CNN F 1 "R_Small" H 6330 2910 50 0000 L CNN F 2 "" H 6300 2950 50 0001 C CNN F 3 "~" H 6300 2950 50 0001 C CNN 1 6300 2950 1 0 0 -1 $EndComp $Comp L Device:R_Small R? U 1 1 5E14C632 P 6300 3350 F 0 "R?" H 6330 3370 50 0000 L CNN F 1 "R_Small" H 6330 3310 50 0000 L CNN F 2 "" H 6300 3350 50 0001 C CNN F 3 "~" H 6300 3350 50 0001 C CNN 1 6300 3350 1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5E14C638 P 6700 3350 F 0 "C?" H 6710 3420 50 0000 L CNN F 1 "C_Small" H 6710 3270 50 0000 L CNN F 2 "" H 6700 3350 50 0001 C CNN F 3 "~" H 6700 3350 50 0001 C CNN 1 6700 3350 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E14C63E P 6300 3550 F 0 "#PWR?" H 6300 3300 50 0001 C CNN F 1 "GND" H 6300 3400 50 0000 C CNN F 2 "" H 6300 3550 50 0001 C CNN F 3 "" H 6300 3550 50 0001 C CNN 1 6300 3550 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E14C644 P 6700 3550 F 0 "#PWR?" H 6700 3300 50 0001 C CNN F 1 "GND" H 6700 3400 50 0000 C CNN F 2 "" H 6700 3550 50 0001 C CNN F 3 "" H 6700 3550 50 0001 C CNN 1 6700 3550 1 0 0 -1 $EndComp Wire Wire Line 6300 2700 6300 2850 Wire Wire Line 6300 3050 6300 3150 Wire Wire Line 6300 3450 6300 3550 Wire Wire Line 6700 3550 6700 3450 Wire Wire Line 6700 3250 6700 3150 Wire Wire Line 6700 3150 6300 3150 Connection ~ 6300 3150 Wire Wire Line 6300 3150 6300 3250 $Comp L Device:R_Small R? U 1 1 5E155B9C P 7100 2950 F 0 "R?" H 7130 2970 50 0000 L CNN F 1 "R_Small" H 7130 2910 50 0000 L CNN F 2 "" H 7100 2950 50 0001 C CNN F 3 "~" H 7100 2950 50 0001 C CNN 1 7100 2950 1 0 0 -1 $EndComp $Comp L Device:R_Small R? U 1 1 5E155BA2 P 7100 3350 F 0 "R?" H 7130 3370 50 0000 L CNN F 1 "R_Small" H 7130 3310 50 0000 L CNN F 2 "" H 7100 3350 50 0001 C CNN F 3 "~" H 7100 3350 50 0001 C CNN 1 7100 3350 1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5E155BA8 P 7500 3350 F 0 "C?" H 7510 3420 50 0000 L CNN F 1 "C_Small" H 7510 3270 50 0000 L CNN F 2 "" H 7500 3350 50 0001 C CNN F 3 "~" H 7500 3350 50 0001 C CNN 1 7500 3350 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E155BAE P 7100 3550 F 0 "#PWR?" H 7100 3300 50 0001 C CNN F 1 "GND" H 7100 3400 50 0000 C CNN F 2 "" H 7100 3550 50 0001 C CNN F 3 "" H 7100 3550 50 0001 C CNN 1 7100 3550 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E155BB4 P 7500 3550 F 0 "#PWR?" H 7500 3300 50 0001 C CNN F 1 "GND" H 7500 3400 50 0000 C CNN F 2 "" H 7500 3550 50 0001 C CNN F 3 "" H 7500 3550 50 0001 C CNN 1 7500 3550 1 0 0 -1 $EndComp Wire Wire Line 7100 2700 7100 2850 Wire Wire Line 7100 3050 7100 3150 Wire Wire Line 7100 3450 7100 3550 Wire Wire Line 7500 3550 7500 3450 Wire Wire Line 7500 3250 7500 3150 Wire Wire Line 7500 3150 7100 3150 Connection ~ 7100 3150 Wire Wire Line 7100 3150 7100 3250 Text Label 5900 3150 0 50 ~ 0 A_ADC Text Label 6700 3150 0 50 ~ 0 B_ADC Text Label 7500 3150 0 50 ~ 0 C_ADC Text Notes 1450 8250 0 50 ~ 0 NOTE: 4 channel ADC for shunt current measurement;\nuse to control current Text Notes 5550 8100 0 50 ~ 0 NOTE: 4 channel ADC for backemf detection\nthree samples per frame Text Notes 3700 5150 0 50 ~ 0 700-MAX11138ATI+ $Comp L max11135-max11142:MAX11138 U? U 1 1 5E20AC11 P 2500 6550 F 0 "U?" H 2100 5700 50 0000 L CNN F 1 "MAX11138" H 2900 7400 50 0000 R CNN F 2 "" H 2500 6550 50 0001 L CNN F 3 "" H 2500 6550 50 0001 L CNN F 4 "700-MAX11138ATI+" H 2500 6550 50 0001 C CNN "Mouser" 1 2500 6550 1 0 0 -1 $EndComp $Comp L max11135-max11142:MAX11138 U? U 1 1 5E20E584 P 5900 6600 F 0 "U?" H 5500 5750 50 0000 L CNN F 1 "MAX11138" H 6300 7450 50 0000 R CNN F 2 "" H 5900 6600 50 0001 L CNN F 3 "" H 5900 6600 50 0001 L CNN 1 5900 6600 1 0 0 -1 $EndComp Wire Wire Line 10850 2250 11250 2250 Text Label 11400 3650 2 50 ~ 0 LDO_3V3 $Comp L power:GND #PWR? U 1 1 5E21FB7B P 1800 7300 F 0 "#PWR?" H 1800 7050 50 0001 C CNN F 1 "GND" H 1800 7150 50 0000 C CNN F 2 "" H 1800 7300 50 0001 C CNN F 3 "" H 1800 7300 50 0001 C CNN 1 1800 7300 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E21FF2F P 2500 7550 F 0 "#PWR?" H 2500 7300 50 0001 C CNN F 1 "GND" H 2500 7400 50 0000 C CNN F 2 "" H 2500 7550 50 0001 C CNN F 3 "" H 2500 7550 50 0001 C CNN 1 2500 7550 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E220229 P 3200 7250 F 0 "#PWR?" H 3200 7000 50 0001 C CNN F 1 "GND" H 3200 7100 50 0000 C CNN F 2 "" H 3200 7250 50 0001 C CNN F 3 "" H 3200 7250 50 0001 C CNN 1 3200 7250 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E2204A1 P 5200 7300 F 0 "#PWR?" H 5200 7050 50 0001 C CNN F 1 "GND" H 5200 7150 50 0000 C CNN F 2 "" H 5200 7300 50 0001 C CNN F 3 "" H 5200 7300 50 0001 C CNN 1 5200 7300 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E220909 P 6600 7300 F 0 "#PWR?" H 6600 7050 50 0001 C CNN F 1 "GND" H 6600 7150 50 0000 C CNN F 2 "" H 6600 7300 50 0001 C CNN F 3 "" H 6600 7300 50 0001 C CNN 1 6600 7300 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E220B5A P 5900 7600 F 0 "#PWR?" H 5900 7350 50 0001 C CNN F 1 "GND" H 5900 7450 50 0000 C CNN F 2 "" H 5900 7600 50 0001 C CNN F 3 "" H 5900 7600 50 0001 C CNN 1 5900 7600 1 0 0 -1 $EndComp Wire Wire Line 5900 7600 5900 7500 Wire Wire Line 2500 7450 2500 7550 Wire Wire Line 1800 7300 1800 7150 Wire Wire Line 1800 7150 1900 7150 Wire Wire Line 1800 7150 1800 7050 Wire Wire Line 1800 6850 1900 6850 Connection ~ 1800 7150 Wire Wire Line 1900 6750 1800 6750 Wire Wire Line 1800 6750 1800 6850 Connection ~ 1800 6850 Wire Wire Line 1800 6750 1800 6650 Wire Wire Line 1800 6650 1900 6650 Connection ~ 1800 6750 Wire Wire Line 1800 6650 1800 6550 Wire Wire Line 1800 6550 1900 6550 Connection ~ 1800 6650 Wire Wire Line 1800 6550 1800 6450 Wire Wire Line 1800 6450 1900 6450 Connection ~ 1800 6550 Wire Wire Line 1800 6450 1800 6350 Wire Wire Line 1800 6350 1900 6350 Connection ~ 1800 6450 Wire Wire Line 1800 6350 1800 6250 Wire Wire Line 1800 6250 1900 6250 Connection ~ 1800 6350 Wire Wire Line 1800 6250 1800 6150 Wire Wire Line 1800 6050 1900 6050 Connection ~ 1800 6250 Wire Wire Line 1800 6050 1800 5950 Wire Wire Line 1800 5950 1900 5950 Connection ~ 1800 6050 Wire Wire Line 3100 6450 3200 6450 Wire Wire Line 3200 6450 3200 7050 Wire Wire Line 3100 7050 3200 7050 Connection ~ 3200 7050 Wire Wire Line 3200 7050 3200 7250 Wire Wire Line 5200 7300 5200 7200 Wire Wire Line 5200 6000 5300 6000 Wire Wire Line 5300 6100 5200 6100 Connection ~ 5200 6100 Wire Wire Line 5200 6100 5200 6000 Wire Wire Line 5200 6300 5300 6300 Connection ~ 5200 6300 Wire Wire Line 5200 6300 5200 6200 Wire Wire Line 5300 6400 5200 6400 Connection ~ 5200 6400 Wire Wire Line 5200 6400 5200 6300 Wire Wire Line 5200 6500 5300 6500 Connection ~ 5200 6500 Wire Wire Line 5200 6500 5200 6400 Wire Wire Line 5300 6600 5200 6600 Connection ~ 5200 6600 Wire Wire Line 5200 6600 5200 6500 Wire Wire Line 5200 6700 5300 6700 Connection ~ 5200 6700 Wire Wire Line 5200 6700 5200 6600 Wire Wire Line 5300 6800 5200 6800 Connection ~ 5200 6800 Wire Wire Line 5200 6800 5200 6700 Wire Wire Line 5200 6900 5300 6900 Connection ~ 5200 6900 Wire Wire Line 5200 6900 5200 6800 Wire Wire Line 5300 7200 5200 7200 Connection ~ 5200 7200 Wire Wire Line 5200 7200 5200 7100 Wire Wire Line 6500 7100 6600 7100 Wire Wire Line 6600 7100 6600 7300 Wire Wire Line 6500 6500 6600 6500 Wire Wire Line 6600 6500 6600 7100 Connection ~ 6600 7100 $Comp L Device:R_Small R? U 1 1 5E36392C P 7900 2950 F 0 "R?" H 7930 2970 50 0000 L CNN F 1 "R_Small" H 7930 2910 50 0000 L CNN F 2 "" H 7900 2950 50 0001 C CNN F 3 "~" H 7900 2950 50 0001 C CNN 1 7900 2950 1 0 0 -1 $EndComp $Comp L Device:R_Small R? U 1 1 5E365043 P 7900 3350 F 0 "R?" H 7930 3370 50 0000 L CNN F 1 "R_Small" H 7930 3310 50 0000 L CNN F 2 "" H 7900 3350 50 0001 C CNN F 3 "~" H 7900 3350 50 0001 C CNN 1 7900 3350 1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5E36569F P 8300 3350 F 0 "C?" H 8310 3420 50 0000 L CNN F 1 "C_Small" H 8310 3270 50 0000 L CNN F 2 "" H 8300 3350 50 0001 C CNN F 3 "~" H 8300 3350 50 0001 C CNN 1 8300 3350 1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5E365D23 P 8650 3350 F 0 "C?" H 8660 3420 50 0000 L CNN F 1 "C_Small" H 8660 3270 50 0000 L CNN F 2 "" H 8650 3350 50 0001 C CNN F 3 "~" H 8650 3350 50 0001 C CNN 1 8650 3350 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E366231 P 7900 3550 F 0 "#PWR?" H 7900 3300 50 0001 C CNN F 1 "GND" H 7900 3400 50 0000 C CNN F 2 "" H 7900 3550 50 0001 C CNN F 3 "" H 7900 3550 50 0001 C CNN 1 7900 3550 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E366703 P 8300 3550 F 0 "#PWR?" H 8300 3300 50 0001 C CNN F 1 "GND" H 8300 3400 50 0000 C CNN F 2 "" H 8300 3550 50 0001 C CNN F 3 "" H 8300 3550 50 0001 C CNN 1 8300 3550 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E366BED P 8650 3550 F 0 "#PWR?" H 8650 3300 50 0001 C CNN F 1 "GND" H 8650 3400 50 0000 C CNN F 2 "" H 8650 3550 50 0001 C CNN F 3 "" H 8650 3550 50 0001 C CNN 1 8650 3550 1 0 0 -1 $EndComp Wire Wire Line 8650 3550 8650 3450 Wire Wire Line 8300 3450 8300 3550 Wire Wire Line 7900 3550 7900 3450 Wire Wire Line 7900 3050 7900 3150 Wire Wire Line 7900 3150 8300 3150 Wire Wire Line 8650 3150 8650 3250 Connection ~ 7900 3150 Wire Wire Line 7900 3150 7900 3250 Wire Wire Line 8300 3250 8300 3150 Connection ~ 8300 3150 Wire Wire Line 8300 3150 8650 3150 Wire Wire Line 7900 2700 7900 2850 Text Label 8650 3150 2 50 ~ 0 REF_ADC Text Label 7900 2700 0 50 ~ 0 VDRAIN $Comp L Device:R_Small R? U 1 1 5E43FB73 P 4550 4550 F 0 "R?" H 4580 4570 50 0000 L CNN F 1 "R_Small" H 4580 4510 50 0000 L CNN F 2 "" H 4550 4550 50 0001 C CNN F 3 "~" H 4550 4550 50 0001 C CNN 1 4550 4550 0 -1 -1 0 $EndComp $Comp L Device:R_Small R? U 1 1 5E4400CE P 4550 5350 F 0 "R?" H 4580 5370 50 0000 L CNN F 1 "R_Small" H 4580 5310 50 0000 L CNN F 2 "" H 4550 5350 50 0001 C CNN F 3 "~" H 4550 5350 50 0001 C CNN 1 4550 5350 0 -1 -1 0 $EndComp $Comp L Device:R_Small R? U 1 1 5E440303 P 4550 6000 F 0 "R?" H 4580 6020 50 0000 L CNN F 1 "R_Small" H 4580 5960 50 0000 L CNN F 2 "" H 4550 6000 50 0001 C CNN F 3 "~" H 4550 6000 50 0001 C CNN 1 4550 6000 0 -1 -1 0 $EndComp Wire Wire Line 1900 7050 1800 7050 Connection ~ 1800 7050 Wire Wire Line 1800 7050 1800 6850 Wire Wire Line 5300 7100 5200 7100 Connection ~ 5200 7100 Wire Wire Line 5200 7100 5200 6900 $Comp L Device:C_Small C? U 1 1 5E4A182C P 4200 4750 F 0 "C?" H 4210 4820 50 0000 L CNN F 1 "C_Small" H 4210 4670 50 0000 L CNN F 2 "" H 4200 4750 50 0001 C CNN F 3 "~" H 4200 4750 50 0001 C CNN 1 4200 4750 1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5E4A1C41 P 4200 5550 F 0 "C?" H 4210 5620 50 0000 L CNN F 1 "C_Small" H 4210 5470 50 0000 L CNN F 2 "" H 4200 5550 50 0001 C CNN F 3 "~" H 4200 5550 50 0001 C CNN 1 4200 5550 1 0 0 -1 $EndComp $Comp L Device:C_Small C? U 1 1 5E4A20AA P 4350 6200 F 0 "C?" H 4360 6270 50 0000 L CNN F 1 "C_Small" H 4360 6120 50 0000 L CNN F 2 "" H 4350 6200 50 0001 C CNN F 3 "~" H 4350 6200 50 0001 C CNN 1 4350 6200 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E4A273F P 4200 5700 F 0 "#PWR?" H 4200 5450 50 0001 C CNN F 1 "GND" H 4200 5550 50 0000 C CNN F 2 "" H 4200 5700 50 0001 C CNN F 3 "" H 4200 5700 50 0001 C CNN 1 4200 5700 1 0 0 -1 $EndComp Wire Wire Line 4200 5700 4200 5650 Wire Wire Line 4200 5450 4200 5350 Wire Wire Line 4200 5350 4450 5350 $Comp L power:GND #PWR? U 1 1 5E507215 P 4350 6350 F 0 "#PWR?" H 4350 6100 50 0001 C CNN F 1 "GND" H 4350 6200 50 0000 C CNN F 2 "" H 4350 6350 50 0001 C CNN F 3 "" H 4350 6350 50 0001 C CNN 1 4350 6350 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5E507477 P 4200 4900 F 0 "#PWR?" H 4200 4650 50 0001 C CNN F 1 "GND" H 4200 4750 50 0000 C CNN F 2 "" H 4200 4900 50 0001 C CNN F 3 "" H 4200 4900 50 0001 C CNN 1 4200 4900 1 0 0 -1 $EndComp Wire Wire Line 4200 4850 4200 4900 Wire Wire Line 4200 4650 4200 4550 Wire Wire Line 4200 4550 4450 4550 Wire Wire Line 4650 4550 4750 4550 Wire Wire Line 4750 5350 4650 5350 Wire Wire Line 4650 6000 4750 6000 Wire Wire Line 4450 6000 4350 6000 Wire Wire Line 4350 6000 4350 6100 Wire Wire Line 4350 6300 4350 6350 Wire Wire Line 4350 6000 4100 6000 Wire Wire Line 4100 6000 4100 5750 Connection ~ 4350 6000 Wire Wire Line 4100 5650 4100 5350 Wire Wire Line 4100 5350 4200 5350 Connection ~ 4200 5350 Wire Wire Line 4200 4550 4050 4550 Wire Wire Line 4050 4550 4050 5550 Connection ~ 4200 4550 Wire Wire Line 1900 6150 1800 6150 Connection ~ 1800 6150 Wire Wire Line 1800 6150 1800 6050 Text Notes 10850 4450 0 50 ~ 0 100 kHz PWM $Comp L ice40up5k_sg48:ICE40UP5K-SG48 U? U 1 1 5DCF9670 P 9950 7550 F 0 "U?" H 9950 7550 60 0000 C CNN F 1 "ICE40UP5K-SG48" H 9950 7700 60 0000 C CNN F 2 "" H 9950 7550 60 0001 C CNN F 3 "" H 9950 7550 60 0001 C CNN 1 9950 7550 1 0 0 -1 $EndComp $Comp L ice40up5k_sg48:ICE40UP5K-SG48 U? U 2 1 5DCFABD1 P 11800 7550 F 0 "U?" H 11800 7550 60 0000 C CNN F 1 "ICE40UP5K-SG48" H 11800 7700 60 0000 C CNN F 2 "" H 11800 7550 60 0001 C CNN F 3 "" H 11800 7550 60 0001 C CNN 2 11800 7550 1 0 0 -1 $EndComp $Comp L ice40up5k_sg48:ICE40UP5K-SG48 U? U 3 1 5DCFC926 P 13500 7550 F 0 "U?" H 13500 7550 60 0000 C CNN F 1 "ICE40UP5K-SG48" H 13500 7700 60 0000 C CNN F 2 "" H 13500 7550 60 0001 C CNN F 3 "" H 13500 7550 60 0001 C CNN 3 13500 7550 1 0 0 -1 $EndComp $Comp L ice40up5k_sg48:ICE40UP5K-SG48 U? U 4 1 5DCFE88E P 15100 7550 F 0 "U?" H 15100 7550 60 0000 C CNN F 1 "ICE40UP5K-SG48" H 15100 7700 60 0000 C CNN F 2 "" H 15100 7550 60 0001 C CNN F 3 "" H 15100 7550 60 0001 C CNN 4 15100 7550 1 0 0 -1 $EndComp Text Label 6800 7200 0 50 ~ 0 REF_ADC Text Label 6850 6100 0 50 ~ 0 A_ADC Text Label 6850 6000 0 50 ~ 0 B_ADC Text Label 6850 5900 0 50 ~ 0 C_ADC Wire Wire Line 6850 5900 6500 5900 Wire Wire Line 6850 6000 6500 6000 Wire Wire Line 6850 6100 6500 6100 Wire Wire Line 6800 7200 6500 7200 Wire Wire Line 5300 6200 5200 6200 Connection ~ 5200 6200 Wire Wire Line 5200 6200 5200 6100 Text Label 3300 6750 0 50 ~ 0 ISENSE_SCK Wire Wire Line 4100 5750 3250 5750 Wire Wire Line 3250 5750 3250 6050 Wire Wire Line 3250 6050 3100 6050 Wire Wire Line 3100 5950 3200 5950 Wire Wire Line 3200 5650 4100 5650 Wire Wire Line 3200 5650 3200 5950 Wire Wire Line 4050 5550 3150 5550 Wire Wire Line 3150 5550 3150 5850 Wire Wire Line 3150 5850 3100 5850 Text Label 3300 6650 0 50 ~ 0 ISENSE_CSN Text Label 3300 6550 0 50 ~ 0 ISENSE_DIN Text Label 3300 6250 0 50 ~ 0 ISENSE_DOUT Text Label 3300 6150 0 50 ~ 0 ISENSE_EOCN Wire Wire Line 3800 6150 3100 6150 Wire Wire Line 3100 6250 3800 6250 Wire Wire Line 3800 6550 3100 6550 Wire Wire Line 3100 6650 3800 6650 Wire Wire Line 3800 6750 3100 6750 Text Label 1600 6950 2 50 ~ 0 ISENSE_CNVSTN Wire Wire Line 1600 6950 1900 6950 Text Label 4950 7000 2 50 ~ 0 BEMF_CNVSTN Wire Wire Line 4950 7000 5300 7000 Text Label 9300 8700 0 50 ~ 0 BEMF_SCK Text Label 9300 8600 0 50 ~ 0 BEMF_CSN Text Label 9300 8500 0 50 ~ 0 BEMF_DIN Text Label 9300 8800 0 50 ~ 0 BEMF_DOUT Text Label 10900 8200 0 50 ~ 0 BEMF_EOCN Text Label 10900 8300 0 50 ~ 0 BEMF_CNVSTN Text Label 12750 7900 0 50 ~ 0 ISENSE_SCK Text Label 12750 7800 0 50 ~ 0 ISENSE_CSN Text Label 12750 7700 0 50 ~ 0 ISENSE_DIN Text Label 12750 8000 0 50 ~ 0 ISENSE_DOUT Text Label 12750 8300 0 50 ~ 0 ISENSE_EOCN Text Label 12750 8400 0 50 ~ 0 ISENSE_CNVSTN Text Notes 9500 9400 0 50 ~ 0 31 GPIO pins minimum Text Label 14450 8000 0 50 ~ 0 DBG_TXD Text Label 14450 8100 0 50 ~ 0 DBG_RXD Text Label 14450 8800 0 50 ~ 0 IF_nCS Text Label 9300 7800 0 50 ~ 0 IF_SCK Text Label 9300 7900 0 50 ~ 0 IF_DIN Text Label 9300 8000 0 50 ~ 0 IF_DOUT Text Label 9300 8200 0 50 ~ 0 IF_INT Text Notes 5650 3950 0 50 ~ 0 TODO add protection diodes to make sure these voltages are safe\nfor the ADC Text Notes 10600 6850 0 50 ~ 0 TODO clock for FPGA Text Notes 12700 6650 0 50 ~ 0 TODO power supplies for FPGA Text Label 10900 7800 0 50 ~ 0 FLASH_SO Text Label 10900 7900 0 50 ~ 0 FLASH_SCK Text Label 10900 8000 0 50 ~ 0 FLASH_SS Text Label 10900 8100 0 50 ~ 0 FLASH_SI Text Label 10900 8400 0 50 ~ 0 ICE40_CLK_25MHZ Wire Wire Line 9300 7800 9750 7800 Wire Wire Line 9300 7900 9750 7900 Wire Wire Line 9300 8000 9750 8000 Wire Wire Line 9300 8200 9750 8200 Wire Wire Line 9300 8500 9750 8500 Wire Wire Line 9300 8600 9750 8600 Wire Wire Line 9300 8700 9750 8700 Wire Wire Line 9300 8800 9750 8800 Wire Wire Line 10900 7800 11600 7800 Wire Wire Line 10900 7900 11600 7900 Wire Wire Line 10900 8000 11600 8000 Wire Wire Line 10900 8100 11600 8100 Wire Wire Line 12750 7700 13300 7700 Wire Wire Line 12750 7800 13300 7800 Wire Wire Line 12750 7900 13300 7900 Wire Wire Line 12750 8000 13300 8000 Wire Wire Line 14450 7700 14900 7700 Wire Wire Line 14450 7800 14900 7800 Wire Wire Line 14450 8500 14900 8500 Wire Wire Line 14450 8600 14900 8600 Wire Wire Line 14450 8700 14900 8700 Wire Wire Line 14450 8800 14900 8800 Wire Wire Line 10900 8200 11600 8200 Wire Wire Line 10900 8300 11600 8300 Wire Wire Line 10900 8400 11600 8400 Wire Wire Line 12750 8600 13300 8600 Wire Wire Line 12750 8700 13300 8700 Wire Wire Line 12750 8800 13300 8800 Wire Wire Line 12750 8300 13300 8300 Wire Wire Line 13300 8400 12750 8400 $Comp L power:GND #PWR? U 1 1 5E4C5D44 P 9600 8900 F 0 "#PWR?" H 9600 8650 50 0001 C CNN F 1 "GND" H 9600 8750 50 0000 C CNN F 2 "" H 9600 8900 50 0001 C CNN F 3 "" H 9600 8900 50 0001 C CNN 1 9600 8900 0 1 1 0 $EndComp Wire Wire Line 9600 8900 9750 8900 $Comp L Device:R_Small R? U 1 1 5E4E886E P 7400 7200 F 0 "R?" H 7430 7220 50 0000 L CNN F 1 "R_Small" H 7430 7160 50 0000 L CNN F 2 "" H 7400 7200 50 0001 C CNN F 3 "~" H 7400 7200 50 0001 C CNN 1 7400 7200 1 0 0 -1 $EndComp Wire Wire Line 7200 6200 6500 6200 Wire Wire Line 6500 6300 7200 6300 Wire Wire Line 7200 6600 6500 6600 Wire Wire Line 6500 6700 7200 6700 Wire Wire Line 7200 6800 6500 6800 Text Label 6700 6200 0 50 ~ 0 BEMF_EOCN Text Label 6700 6300 0 50 ~ 0 BEMF_DOUT Text Label 6700 6600 0 50 ~ 0 BEMF_DIN Text Label 6700 6700 0 50 ~ 0 BEMF_CSN Text Label 6700 6800 0 50 ~ 0 BEMF_SCK $Comp L Device:R_Small R? U 1 1 5E6587C1 P 14400 7250 F 0 "R?" H 14430 7270 50 0000 L CNN F 1 "100kR" H 14430 7210 50 0000 L CNN F 2 "" H 14400 7250 50 0001 C CNN F 3 "~" H 14400 7250 50 0001 C CNN 1 14400 7250 1 0 0 -1 $EndComp $Comp L Device:R_Small R? U 1 1 5E658CA1 P 14200 6850 F 0 "R?" H 14230 6870 50 0000 L CNN F 1 "100kR" H 14230 6810 50 0000 L CNN F 2 "" H 14200 6850 50 0001 C CNN F 3 "~" H 14200 6850 50 0001 C CNN 1 14200 6850 1 0 0 -1 $EndComp Wire Wire Line 14400 7350 14400 7900 Wire Wire Line 14450 8200 14900 8200 Wire Wire Line 14450 8300 14900 8300 Wire Wire Line 14200 6950 14200 8100 Wire Wire Line 14450 8400 14900 8400 Wire Wire Line 14400 7900 14900 7900 Wire Wire Line 14300 8000 14900 8000 Wire Wire Line 14200 8100 14900 8100 Wire Wire Line 14300 7150 14300 8000 $Comp L Device:R_Small R? U 1 1 5E657E86 P 14300 7050 F 0 "R?" H 14330 7070 50 0000 L CNN F 1 "100kR" H 14330 7010 50 0000 L CNN F 2 "" H 14300 7050 50 0001 C CNN F 3 "~" H 14300 7050 50 0001 C CNN 1 14300 7050 1 0 0 -1 $EndComp Wire Wire Line 14400 7150 14400 6650 Wire Wire Line 14400 6650 14300 6650 Wire Wire Line 14200 6650 14200 6750 Wire Wire Line 14300 6950 14300 6650 Connection ~ 14300 6650 Wire Wire Line 14300 6650 14200 6650 Text Label 14400 6650 0 50 ~ 0 FPGA_3V3 Text Label 12750 8500 0 50 ~ 0 FPGA_IO_3V3 Wire Wire Line 12750 8500 13250 8500 $Comp L Device:C_Small C? U 1 1 5E956FF2 P 13250 9050 F 0 "C?" H 13260 9120 50 0000 L CNN F 1 "C_Small" H 13260 8970 50 0000 L CNN F 2 "" H 13250 9050 50 0001 C CNN F 3 "~" H 13250 9050 50 0001 C CNN 1 13250 9050 1 0 0 -1 $EndComp Wire Wire Line 13250 8950 13250 8500 Connection ~ 13250 8500 Wire Wire Line 13250 8500 13300 8500 $Comp L power:GND #PWR? U 1 1 5E97875F P 13250 9250 F 0 "#PWR?" H 13250 9000 50 0001 C CNN F 1 "GND" H 13250 9100 50 0000 C CNN F 2 "" H 13250 9250 50 0001 C CNN F 3 "" H 13250 9250 50 0001 C CNN 1 13250 9250 1 0 0 -1 $EndComp Wire Wire Line 13250 9250 13250 9150 Text Label 9300 7700 0 50 ~ 0 FPGA_IO_3V3 $Comp L Device:C_Small C? U 1 1 5E9DE3C2 P 9150 7500 F 0 "C?" H 9160 7570 50 0000 L CNN F 1 "C_Small" H 9160 7420 50 0000 L CNN F 2 "" H 9150 7500 50 0001 C CNN F 3 "~" H 9150 7500 50 0001 C CNN 1 9150 7500 1 0 0 1 $EndComp Wire Wire Line 9150 7600 9150 7700 Wire Wire Line 9150 7700 9750 7700 $Comp L power:GND #PWR? U 1 1 5EA00055 P 9150 7350 F 0 "#PWR?" H 9150 7100 50 0001 C CNN F 1 "GND" H 9150 7200 50 0000 C CNN F 2 "" H 9150 7350 50 0001 C CNN F 3 "" H 9150 7350 50 0001 C CNN 1 9150 7350 1 0 0 1 $EndComp Wire Wire Line 9150 7350 9150 7400 Text Label 10900 8600 0 50 ~ 0 FPGA_IO_3V3 Wire Wire Line 10900 8600 11500 8600 Text Label 10650 5050 0 50 ~ 0 ICE40_CLK_10MHZ $Comp L Device:C_Small C? U 1 1 5EA9193C P 11500 9050 F 0 "C?" H 11510 9120 50 0000 L CNN F 1 "C_Small" H 11510 8970 50 0000 L CNN F 2 "" H 11500 9050 50 0001 C CNN F 3 "~" H 11500 9050 50 0001 C CNN 1 11500 9050 1 0 0 -1 $EndComp Wire Wire Line 11500 8950 11500 8600 Connection ~ 11500 8600 Wire Wire Line 11500 8600 11600 8600 $Comp L power:GND #PWR? U 1 1 5EAB30FB P 11500 9250 F 0 "#PWR?" H 11500 9000 50 0001 C CNN F 1 "GND" H 11500 9100 50 0000 C CNN F 2 "" H 11500 9250 50 0001 C CNN F 3 "" H 11500 9250 50 0001 C CNN 1 11500 9250 1 0 0 -1 $EndComp Wire Wire Line 11500 9250 11500 9150 NoConn ~ 11600 8500 NoConn ~ 11600 8700 NoConn ~ 11600 7700 Text Label 14200 4600 0 50 ~ 0 FLASH_SO Text Label 14200 4700 0 50 ~ 0 FLASH_SCK Text Label 14200 4800 0 50 ~ 0 FLASH_SS Text Label 14200 4900 0 50 ~ 0 FLASH_SI Wire Wire Line 14200 4600 14900 4600 Wire Wire Line 14200 4700 14900 4700 Wire Wire Line 14200 4800 14900 4800 Wire Wire Line 14200 4900 14900 4900 Text Label 12750 4850 0 50 ~ 0 FPGA_3V3 Text Label 10900 8800 0 50 ~ 0 FPGA_2V5 Wire Wire Line 10900 8800 11150 8800 $Comp L Device:C_Small C? U 1 1 5EC7010D P 11150 9050 F 0 "C?" H 11160 9120 50 0000 L CNN F 1 "C_Small" H 11160 8970 50 0000 L CNN F 2 "" H 11150 9050 50 0001 C CNN F 3 "~" H 11150 9050 50 0001 C CNN 1 11150 9050 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 5EC70A60 P 11150 9250 F 0 "#PWR?" H 11150 9000 50 0001 C CNN F 1 "GND" H 11150 9100 50 0000 C CNN F 2 "" H 11150 9250 50 0001 C CNN F 3 "" H 11150 9250 50 0001 C CNN 1 11150 9250 1 0 0 -1 $EndComp Wire Wire Line 11150 9250 11150 9150 Wire Wire Line 11150 8950 11150 8800 Connection ~ 11150 8800 Wire Wire Line 11150 8800 11600 8800 Text Notes 6800 5550 0 50 ~ 0 TODO add pulldowns/pullups to lines as necessary Text Notes 14400 5900 0 50 ~ 0 TODO Flash chip for FPGA $EndSCHEMATC