EESchema Schematic File Version 4 LIBS:nixie_bottom_board-cache EELAYER 26 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 2 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Sheet S 8550 1650 650 400 U 5B07197A F0 "HV Power Supply" 60 F1 "hv_power_supply.sch" 60 F2 "VIN" I L 8550 1750 60 F3 "EN" I L 8550 1850 60 F4 "GND" I L 8550 1950 60 F5 "VOUT" I R 9200 1750 60 F6 "GND" I R 9200 1850 60 $EndSheet Text Label 7150 5800 0 60 ~ 0 VDD Text Label 7150 5200 0 60 ~ 0 SWDIO Text Label 7150 5100 0 60 ~ 0 SWCLK Text Label 7150 4900 0 60 ~ 0 SWO Text Label 4150 4400 0 60 ~ 0 SWO Text Label 4150 4200 0 60 ~ 0 SWCLK Text Label 4150 4300 0 60 ~ 0 SWDIO Text Label 3650 4400 2 60 ~ 0 NRST Text Label 7150 5400 0 60 ~ 0 USB_N Text Label 7150 5300 0 60 ~ 0 USB_P Text Label 4150 5600 0 60 ~ 0 SCL Text Label 4150 5700 0 60 ~ 0 SDA Text Label 3650 4850 2 60 ~ 0 HV_OUT Text Label 3650 5500 2 60 ~ 0 VNIXIE Text Label 5750 5300 2 60 ~ 0 DAC Text Label 7150 5600 0 60 ~ 0 SCL Text Label 7150 5500 0 60 ~ 0 SDA Text Label 8450 1850 2 60 ~ 0 HV_EN $Comp L Device:R R2 U 1 1 5B08854F P 7450 4600 F 0 "R2" V 7530 4600 50 0000 C CNN F 1 "1M" V 7350 4600 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 7380 4600 50 0001 C CNN F 3 "" H 7450 4600 50 0001 C CNN 1 7450 4600 -1 0 0 1 $EndComp Text Label 9300 1750 0 60 ~ 0 HV_OUT Text Label 5750 5000 2 60 ~ 0 HV_EN Text Label 2600 1800 0 60 ~ 0 CC1 Text Label 2600 1900 0 60 ~ 0 CC2 Text Label 2600 2100 0 60 ~ 0 USB_N Text Label 2600 2400 0 60 ~ 0 USB_P $Comp L Device:R R1 U 1 1 5B096154 P 3450 3200 F 0 "R1" V 3530 3200 50 0000 C CNN F 1 "900k" V 3350 3200 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 3380 3200 50 0001 C CNN F 3 "" H 3450 3200 50 0001 C CNN 1 3450 3200 -1 0 0 1 $EndComp Text Label 3400 3400 2 60 ~ 0 VBUS Text Label 4700 3250 0 60 ~ 0 SCL Text Label 4700 3350 0 60 ~ 0 SDA $Comp L Device:R R4 U 1 1 5B0B7874 P 7650 5300 F 0 "R4" V 7730 5300 50 0000 C CNN F 1 "10k" V 7550 5300 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 7580 5300 50 0001 C CNN F 3 "" H 7650 5300 50 0001 C CNN 1 7650 5300 -1 0 0 1 $EndComp $Comp L Device:R R5 U 1 1 5B0B79AE P 7950 5300 F 0 "R5" V 8030 5300 50 0000 C CNN F 1 "10k" V 7850 5300 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 7880 5300 50 0001 C CNN F 3 "" H 7950 5300 50 0001 C CNN 1 7950 5300 -1 0 0 1 $EndComp Text Notes 4000 3500 0 60 ~ 0 ADDR: 0x47 Text Label 2600 1300 0 60 ~ 0 VBUS Text Notes 3500 6000 0 60 ~ 0 ADDR: 0x70-0x73 Text Label 5750 4300 2 60 ~ 0 VDD Text Label 5750 4700 2 60 ~ 0 VDD Text Label 4700 2850 0 60 ~ 0 VDD Text Label 3650 4200 2 60 ~ 0 VDD Text Label 6800 2650 0 60 ~ 0 VDD $Comp L Device:L_Small L1 U 1 1 5B16755A P 5650 2750 F 0 "L1" H 5680 2790 50 0000 L CNN F 1 "1uH" H 5680 2710 50 0000 L CNN F 2 "Inductors_SMD:L_Taiyo-Yuden_NR-40xx" H 5650 2750 50 0001 C CNN F 3 "" H 5650 2750 50 0001 C CNN 1 5650 2750 -1 0 0 1 $EndComp Text Label 9800 4100 0 60 ~ 0 VDD Text Label 9000 4300 2 60 ~ 0 DAC Text Label 9000 4100 2 60 ~ 0 VNIXIE Text Label 9800 4300 0 60 ~ 0 VNIXIE Wire Wire Line 3800 2950 3700 2950 Wire Wire Line 3700 2850 3800 2850 Wire Wire Line 9300 1850 9200 1850 Wire Wire Line 8550 1950 8450 1950 Wire Wire Line 5900 2650 5650 2650 Wire Wire Line 8450 1850 8550 1850 $Comp L Custom_Parts:STM32L432K U2 U 1 1 5B622DF7 P 6450 5050 F 0 "U2" H 6450 6047 60 0000 C CNN F 1 "STM32L432K" H 6450 5941 60 0000 C CNN F 2 "Housings_DFN_QFN:QFN-32-1EP_5x5mm_Pitch0.5mm" H 6450 5500 60 0001 C CNN F 3 "" H 6450 5500 60 0001 C CNN 1 6450 5050 1 0 0 -1 $EndComp $Comp L Connector:Conn_01x01_Female J5 U 1 1 5B649686 P 9150 4900 F 0 "J5" H 9177 4926 50 0000 L CNN F 1 "MCO" H 9177 4835 50 0000 L CNN F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Small" H 9150 4900 50 0001 C CNN F 3 "~" H 9150 4900 50 0001 C CNN 1 9150 4900 1 0 0 -1 $EndComp $Comp L Switch:SW_Push SW1 U 1 1 5B64A44F P 5250 4700 F 0 "SW1" H 5250 4985 50 0000 C CNN F 1 "NRST" H 5250 4894 50 0000 C CNN F 2 "Custom Parts:EVQP2" H 5250 4900 50 0001 C CNN F 3 "" H 5250 4900 50 0001 C CNN 1 5250 4700 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_02x03_Odd_Even J2 U 1 1 5B693D84 P 3850 4300 F 0 "J2" H 3900 4617 50 0000 C CNN F 1 "Tag Connect" H 3900 4526 50 0000 C CNN F 2 "Tag Connect:TC2030-MCP-NL" H 3850 4300 50 0001 C CNN F 3 "~" H 3850 4300 50 0001 C CNN 1 3850 4300 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_02x03_Odd_Even J3 U 1 1 5B6941D3 P 3850 4950 F 0 "J3" H 3900 5267 50 0000 C CNN F 1 "Nixie_HV" H 3900 5176 50 0000 C CNN F 2 "Custom Parts:Pin_Header_Harwin_2x03_Pitch2.00mm" H 3850 4950 50 0001 C CNN F 3 "~" H 3850 4950 50 0001 C CNN 1 3850 4950 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_02x03_Odd_Even J4 U 1 1 5B694500 P 3850 5600 F 0 "J4" H 3900 5917 50 0000 C CNN F 1 "Nixie_CTRL" H 3900 5826 50 0000 C CNN F 2 "Custom Parts:Pin_Header_Harwin_2x03_Pitch2.00mm" H 3850 5600 50 0001 C CNN F 3 "~" H 3850 5600 50 0001 C CNN 1 3850 5600 1 0 0 -1 $EndComp $Comp L Custom_Parts:ESD122 D2 U 1 1 5B916041 P 4350 1550 F 0 "D2" H 4350 1915 50 0000 C CNN F 1 "ESD122" H 4350 1824 50 0000 C CNN F 2 "Custom Parts:DMX0003A" H 4350 1550 50 0001 C CNN F 3 "" H 4350 1550 50 0001 C CNN 1 4350 1550 1 0 0 -1 $EndComp Text Label 3700 2950 2 60 ~ 0 CC1 Text Label 3700 2850 2 60 ~ 0 CC2 Text Label 4000 1650 2 60 ~ 0 CC2 Text Label 4000 1450 2 60 ~ 0 CC1 Wire Wire Line 8450 1750 8550 1750 $Comp L Custom_Parts:ESD122 D3 U 1 1 5BA1CDBE P 4350 2250 F 0 "D3" H 4350 2615 50 0000 C CNN F 1 "ESD122" H 4350 2524 50 0000 C CNN F 2 "Custom Parts:DMX0003A" H 4350 2250 50 0001 C CNN F 3 "" H 4350 2250 50 0001 C CNN 1 4350 2250 1 0 0 -1 $EndComp Text Label 4000 2350 2 60 ~ 0 USB_N Text Label 4000 2150 2 60 ~ 0 USB_P $Comp L Device:D D1 U 1 1 5B902F50 P 3150 1600 F 0 "D1" H 3150 1816 50 0000 C CNN F 1 "D_VBUS" H 3150 1725 50 0000 C CNN F 2 "Custom Parts:X1SON" H 3150 1600 50 0001 C CNN F 3 "~" H 3150 1600 50 0001 C CNN 1 3150 1600 1 0 0 -1 $EndComp $Comp L Device:Battery_Cell BT1 U 1 1 5BA7F4A1 P 9750 3100 F 0 "BT1" H 9868 3196 50 0000 L CNN F 1 "CR1620" H 9868 3105 50 0000 L CNN F 2 "Custom Parts:CR1220_Holder" V 9750 3160 50 0001 C CNN F 3 "~" V 9750 3160 50 0001 C CNN 1 9750 3100 1 0 0 -1 $EndComp $Comp L Custom_Parts:DS3231 U4 U 1 1 5BAADC28 P 9000 3050 F 0 "U4" H 9000 3625 50 0000 C CNN F 1 "DS3231" H 9000 3534 50 0000 C CNN F 2 "Housings_SOIC:SOIC-16W_7.5x10.3mm_Pitch1.27mm" H 9000 3050 50 0001 C CNN F 3 "" H 9000 3050 50 0001 C CNN 1 9000 3050 1 0 0 -1 $EndComp Text Label 9450 2800 0 60 ~ 0 SDA Text Label 9450 2700 0 60 ~ 0 SCL Text Label 8550 2800 2 60 ~ 0 VDD Text Label 6800 3250 0 60 ~ 0 VBUS Text Label 8450 1750 2 60 ~ 0 HV_IN $Comp L Custom_Parts:TPS2595x0 U7 U 1 1 5BA21006 P 6400 1750 F 0 "U7" H 6400 2125 50 0000 C CNN F 1 "TPS2595x0" H 6400 2034 50 0000 C CNN F 2 "Housings_SON:WSON-8_1EP_2x2mm_Pitch0.5mm" H 6400 1750 50 0001 C CNN F 3 "" H 6400 1750 50 0001 C CNN 1 6400 1750 1 0 0 -1 $EndComp Text Label 6850 1900 0 60 ~ 0 HV_IN $Comp L Device:R R14 U 1 1 5BA6BB6E P 7200 1550 F 0 "R14" V 7280 1550 50 0000 C CNN F 1 "680" V 7100 1550 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 7130 1550 50 0001 C CNN F 3 "" H 7200 1550 50 0001 C CNN 1 7200 1550 -1 0 0 1 $EndComp Text Label 6850 1800 0 60 ~ 0 FAULT Text Label 5750 5100 2 60 ~ 0 FAULT Text Label 8550 2900 2 60 ~ 0 RTC Text Label 7150 4700 0 60 ~ 0 RTC Text Label 8550 2700 2 60 ~ 0 32kHz Text Label 5750 4400 2 60 ~ 0 32kHz Text Label 3800 3350 2 60 ~ 0 USB Text Label 5750 4600 2 60 ~ 0 NRST Text Label 2600 2600 0 60 ~ 0 GND Text Label 4700 1550 0 60 ~ 0 GND Text Label 4700 2250 0 60 ~ 0 GND Text Label 4700 2950 0 60 ~ 0 GND Text Label 4700 3050 0 60 ~ 0 GND Text Label 6000 2250 0 60 ~ 0 GND Text Label 6850 1600 0 60 ~ 0 GND Text Label 7200 1400 0 60 ~ 0 GND Text Label 8450 1950 2 60 ~ 0 GND Text Label 9300 1850 0 60 ~ 0 GND Text Label 9000 4200 2 60 ~ 0 GND Text Label 6800 3050 0 60 ~ 0 GND Text Label 5900 2750 2 60 ~ 0 GND Wire Wire Line 5650 2850 5900 2850 Text Label 7150 4300 0 60 ~ 0 GND Text Label 7500 4800 0 60 ~ 0 GND Text Label 5750 5800 2 60 ~ 0 GND Text Label 3650 4300 2 60 ~ 0 GND Text Label 3650 4950 2 60 ~ 0 HV_OUT Text Label 3650 5050 2 60 ~ 0 HV_OUT Text Label 4150 4950 0 60 ~ 0 GND Text Label 4150 4850 0 60 ~ 0 GND Text Label 4150 5050 0 60 ~ 0 GND Text Label 4150 5500 0 60 ~ 0 GND Text Label 3650 5600 2 60 ~ 0 GND Text Label 2600 2700 0 60 ~ 0 GND Text Label 2600 2900 0 60 ~ 0 GND Text Label 2600 3000 0 60 ~ 0 GND Text Label 2600 3200 0 60 ~ 0 GND Text Label 2600 3300 0 60 ~ 0 GND Text Label 2600 3500 0 60 ~ 0 GND Text Label 2600 3600 0 60 ~ 0 GND Text Label 2600 3800 0 60 ~ 0 GND Text Label 2600 3900 0 60 ~ 0 GND Text Label 2100 4200 3 60 ~ 0 GND Text Label 2000 4200 3 60 ~ 0 GND Text Label 1900 4200 3 60 ~ 0 GND Text Label 1800 4200 3 60 ~ 0 GND Text Label 1700 4200 3 60 ~ 0 GND Text Label 2600 2200 0 60 ~ 0 USB_N Text Label 2600 2300 0 60 ~ 0 USB_P $Comp L Connector:USB_C_Receptacle J1 U 1 1 5B6238BC P 2000 2600 F 0 "J1" H 2105 4167 50 0000 C CNN F 1 "USB_C_Receptacle" H 2105 4076 50 0000 C CNN F 2 "Custom Parts:USB_C_Receptacle_Circular_Holes" H 2150 2600 50 0001 C CNN F 3 "http://www.usb.org/developers/docs/usb_31_033017.zip" H 2150 2600 50 0001 C CNN 1 2000 2600 1 0 0 -1 $EndComp Text Label 2600 1400 0 60 ~ 0 VBUS Text Label 2600 1500 0 60 ~ 0 VBUS Text Label 2600 1600 0 60 ~ 0 VBUS Text Label 5900 3250 2 60 ~ 0 VBUS Text Label 5900 3150 2 60 ~ 0 VBUS Text Label 5900 3050 2 60 ~ 0 VBUS Text Label 5900 2950 2 60 ~ 0 VBUS $Comp L Custom_Parts:TPS63025X U3 U 1 1 5B1672A1 P 6350 2850 F 0 "U3" H 6350 3250 60 0000 C CNN F 1 "TPS63025X" H 6350 3150 60 0000 C CNN F 2 "Custom Parts:VQFN-14_2.5x3mm_Pitch0.5mm" H 6350 2850 50 0001 C CNN F 3 "" H 6350 2850 60 0001 C CNN 1 6350 2850 1 0 0 -1 $EndComp Text Label 6800 2750 0 60 ~ 0 VDD Text Label 6800 2850 0 60 ~ 0 VDD Text Label 7250 2650 0 60 ~ 0 VDD Text Label 6800 3150 0 60 ~ 0 GND Text Label 5950 1800 2 60 ~ 0 VBUS Text Label 5950 1900 2 60 ~ 0 VBUS NoConn ~ 8550 3100 NoConn ~ 8550 3200 NoConn ~ 8550 3300 NoConn ~ 8550 3400 NoConn ~ 9450 3400 NoConn ~ 9450 3300 NoConn ~ 9450 3200 NoConn ~ 9450 3100 $Comp L Device:R R15 U 1 1 5BB93CD7 P 7300 1950 F 0 "R15" V 7380 1950 50 0000 C CNN F 1 "20k" V 7200 1950 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 7230 1950 50 0001 C CNN F 3 "" H 7300 1950 50 0001 C CNN 1 7300 1950 -1 0 0 1 $EndComp Text Label 7400 1700 0 60 ~ 0 ILM Text Label 5750 4900 2 60 ~ 0 ILM Text Label 7150 4600 0 60 ~ 0 USB $Comp L Device:R R3 U 1 1 5BB9C8D3 P 3550 3500 F 0 "R3" V 3630 3500 50 0000 C CNN F 1 "20k" V 3450 3500 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 3480 3500 50 0001 C CNN F 3 "" H 3550 3500 50 0001 C CNN 1 3550 3500 -1 0 0 1 $EndComp Text Label 3600 3700 0 60 ~ 0 VDD $Comp L Device:C C2 U 1 1 5BB9F4F9 P 5950 2050 F 0 "C2" H 5835 2004 50 0000 R CNN F 1 "0.1uF" H 5835 2095 50 0000 R CNN F 2 "Capacitors_SMD:C_0603" H 5988 1900 50 0001 C CNN F 3 "~" H 5950 2050 50 0001 C CNN 1 5950 2050 1 0 0 -1 $EndComp $Comp L Device:C C3 U 1 1 5BBA0E2E P 5900 3400 F 0 "C3" H 5785 3354 50 0000 R CNN F 1 "10uF" H 5785 3445 50 0000 R CNN F 2 "Capacitors_SMD:C_0603" H 5938 3250 50 0001 C CNN F 3 "~" H 5900 3400 50 0001 C CNN 1 5900 3400 1 0 0 -1 $EndComp Text Label 9450 3000 0 60 ~ 0 GND Text Label 9800 3250 0 60 ~ 0 GND $Comp L Device:C C11 U 1 1 5BBA5067 P 7500 2950 F 0 "C11" H 7385 2904 50 0000 R CNN F 1 "330uF" H 7385 2995 50 0000 R CNN F 2 "Capacitors_Tantalum_SMD:CP_Tantalum_Case-B_EIA-3528-21_Reflow" H 7538 2800 50 0001 C CNN F 3 "~" H 7500 2950 50 0001 C CNN 1 7500 2950 -1 0 0 1 $EndComp $Comp L Device:C C13 U 1 1 5BBA50C7 P 5000 4150 F 0 "C13" H 4885 4104 50 0000 R CNN F 1 "4.7uF" H 4885 4195 50 0000 R CNN F 2 "Capacitors_SMD:C_0603" H 5038 4000 50 0001 C CNN F 3 "~" H 5000 4150 50 0001 C CNN 1 5000 4150 -1 0 0 1 $EndComp $Comp L Device:C C12 U 1 1 5BBA51A2 P 5400 4000 F 0 "C12" H 5285 3954 50 0000 R CNN F 1 "0.1uF" H 5285 4045 50 0000 R CNN F 2 "Capacitors_SMD:C_0603" H 5438 3850 50 0001 C CNN F 3 "~" H 5400 4000 50 0001 C CNN 1 5400 4000 -1 0 0 1 $EndComp $Comp L Custom_Parts:AD8591 U5 U 1 1 5BBE6227 P 9400 4200 F 0 "U5" H 9400 4525 50 0000 C CNN F 1 "AD8591" H 9400 4434 50 0000 C CNN F 2 "TO_SOT_Packages_SMD:SOT-23-6" H 9400 4200 50 0001 C CNN F 3 "" H 9400 4200 50 0001 C CNN 1 9400 4200 1 0 0 -1 $EndComp Text Label 9800 4200 0 60 ~ 0 AMP_EN $Comp L Device:C C1 U 1 1 5BA4D5A1 P 6850 2050 F 0 "C1" H 6735 2004 50 0000 R CNN F 1 "330uF" H 6735 2095 50 0000 R CNN F 2 "Capacitors_Tantalum_SMD:CP_Tantalum_Case-X_EIA-7343-43_Reflow" H 6888 1900 50 0001 C CNN F 3 "~" H 6850 2050 50 0001 C CNN 1 6850 2050 -1 0 0 1 $EndComp $Comp L Mechanical:MountingHole_Pad MH1 U 1 1 5BA440F1 P 1950 4900 F 0 "MH1" V 1904 5050 50 0000 L CNN F 1 "MountingHole_Pad" V 1995 5050 50 0000 L CNN F 2 "Custom Parts:MountingHole_2.5mm_Pad_Via" H 1950 4900 50 0001 C CNN F 3 "~" H 1950 4900 50 0001 C CNN 1 1950 4900 0 1 1 0 $EndComp $Comp L Mechanical:MountingHole_Pad MH2 U 1 1 5BA441AA P 1950 5100 F 0 "MH2" V 1904 5250 50 0000 L CNN F 1 "MountingHole_Pad" V 1995 5250 50 0000 L CNN F 2 "Custom Parts:MountingHole_2.5mm_Pad_Via" H 1950 5100 50 0001 C CNN F 3 "~" H 1950 5100 50 0001 C CNN 1 1950 5100 0 1 1 0 $EndComp $Comp L Mechanical:MountingHole_Pad MH3 U 1 1 5BA44208 P 1950 5300 F 0 "MH3" V 1904 5450 50 0000 L CNN F 1 "MountingHole_Pad" V 1995 5450 50 0000 L CNN F 2 "Custom Parts:MountingHole_2.5mm_Pad_Via" H 1950 5300 50 0001 C CNN F 3 "~" H 1950 5300 50 0001 C CNN 1 1950 5300 0 1 1 0 $EndComp $Comp L Mechanical:MountingHole_Pad MH4 U 1 1 5BA44262 P 1950 5500 F 0 "MH4" V 1904 5650 50 0000 L CNN F 1 "MountingHole_Pad" V 1995 5650 50 0000 L CNN F 2 "Custom Parts:MountingHole_2.5mm_Pad_Via" H 1950 5500 50 0001 C CNN F 3 "~" H 1950 5500 50 0001 C CNN 1 1950 5500 0 1 1 0 $EndComp $Comp L Mechanical:MountingHole_Pad MH5 U 1 1 5BA442D8 P 1950 5700 F 0 "MH5" V 1904 5850 50 0000 L CNN F 1 "MountingHole_Pad" V 1995 5850 50 0000 L CNN F 2 "Mounting_Holes:MountingHole_2.5mm_Pad_Via" H 1950 5700 50 0001 C CNN F 3 "~" H 1950 5700 50 0001 C CNN 1 1950 5700 0 1 1 0 $EndComp $Comp L Mechanical:MountingHole_Pad MH6 U 1 1 5BA44348 P 1950 5900 F 0 "MH6" V 1904 6050 50 0000 L CNN F 1 "MountingHole_Pad" V 1995 6050 50 0000 L CNN F 2 "Mounting_Holes:MountingHole_2.5mm_Pad_Via" H 1950 5900 50 0001 C CNN F 3 "~" H 1950 5900 50 0001 C CNN 1 1950 5900 0 1 1 0 $EndComp Text Label 1850 4900 2 60 ~ 0 GND Text Label 1850 5100 2 60 ~ 0 GND Text Label 1850 5300 2 60 ~ 0 GND Text Label 1850 5500 2 60 ~ 0 GND Text Label 1850 5700 2 60 ~ 0 GND Text Label 1850 5900 2 60 ~ 0 GND $Comp L Device:R R16 U 1 1 5BA5D464 P 7200 2800 F 0 "R16" V 7280 2800 50 0000 C CNN F 1 "560k" V 7100 2800 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 7130 2800 50 0001 C CNN F 3 "" H 7200 2800 50 0001 C CNN 1 7200 2800 -1 0 0 1 $EndComp $Comp L Device:R R17 U 1 1 5BA5D560 P 7200 3100 F 0 "R17" V 7280 3100 50 0000 C CNN F 1 "180k" V 7100 3100 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 7130 3100 50 0001 C CNN F 3 "" H 7200 3100 50 0001 C CNN 1 7200 3100 -1 0 0 1 $EndComp Text Label 7250 3300 0 60 ~ 0 GND Wire Wire Line 7200 3250 7200 3300 Wire Wire Line 7200 2950 6800 2950 Connection ~ 7200 2950 Text Label 3650 5700 2 60 ~ 0 NIXIE_EN Text Label 5750 5500 2 60 ~ 0 NIXIE_EN $Comp L Switch:SW_Push SW2 U 1 1 5BA5FF24 P 7700 4400 F 0 "SW2" H 7700 4685 50 0000 C CNN F 1 "DFU" H 7700 4594 50 0000 C CNN F 2 "Custom Parts:EVQP2" H 7700 4600 50 0001 C CNN F 3 "" H 7700 4600 50 0001 C CNN 1 7700 4400 1 0 0 -1 $EndComp Wire Wire Line 7450 4750 7450 4800 Wire Wire Line 7450 4800 7500 4800 Wire Wire Line 7500 4400 7450 4400 Wire Wire Line 7450 4400 7450 4450 Wire Wire Line 7450 4400 7150 4400 Connection ~ 7450 4400 Text Label 7900 4400 0 60 ~ 0 VDD Text Label 5050 3850 0 60 ~ 0 GND NoConn ~ 5750 4500 Wire Wire Line 2600 1600 3000 1600 Text Label 6800 2250 2 60 ~ 0 GND Wire Wire Line 7200 2650 7500 2650 Wire Wire Line 7500 2650 7500 2800 Wire Wire Line 7500 3100 7500 3300 Wire Wire Line 7200 3300 7500 3300 Wire Wire Line 5000 4300 5400 4300 Wire Wire Line 5400 4150 5400 4300 Connection ~ 5400 4300 Wire Wire Line 5400 4300 5750 4300 Wire Wire Line 5400 3850 5000 3850 Wire Wire Line 5000 3850 5000 4000 Wire Wire Line 5900 3550 5900 3600 Wire Wire Line 5900 3600 5950 3600 Text Label 5950 3600 0 60 ~ 0 GND Wire Wire Line 7150 5500 7650 5500 Wire Wire Line 7650 5500 7650 5450 Wire Wire Line 7150 5600 7950 5600 Wire Wire Line 7950 5600 7950 5450 Text Label 7650 5150 0 60 ~ 0 VDD Text Label 7950 5150 0 60 ~ 0 VDD Wire Wire Line 6850 1700 7200 1700 Wire Wire Line 6850 1800 7300 1800 Wire Wire Line 7300 2100 7300 2150 Wire Wire Line 7300 2150 7350 2150 Text Label 7350 2150 0 60 ~ 0 VDD Wire Wire Line 3800 3350 3550 3350 Wire Wire Line 3550 3650 3550 3700 Wire Wire Line 3550 3700 3600 3700 Text Label 3350 1600 0 60 ~ 0 GND Wire Wire Line 9450 2900 9750 2900 Wire Wire Line 9750 3200 9750 3250 Wire Wire Line 9750 3250 9800 3250 Text Label 5050 4700 2 60 ~ 0 GND $Comp L Device:R R18 U 1 1 5BAE3A6C P 8100 2650 F 0 "R18" V 8180 2650 50 0000 C CNN F 1 "10k" V 8000 2650 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 8030 2650 50 0001 C CNN F 3 "" H 8100 2650 50 0001 C CNN 1 8100 2650 -1 0 0 1 $EndComp Text Label 8550 3000 2 60 ~ 0 NRST $Comp L Device:R R19 U 1 1 5BAE5355 P 8100 2950 F 0 "R19" V 8180 2950 50 0000 C CNN F 1 "20k" V 8000 2950 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 8030 2950 50 0001 C CNN F 3 "" H 8100 2950 50 0001 C CNN 1 8100 2950 -1 0 0 1 $EndComp Wire Wire Line 8550 2700 8250 2700 Wire Wire Line 8250 2700 8250 2500 Wire Wire Line 8250 2500 8100 2500 Wire Wire Line 8550 2900 8250 2900 Wire Wire Line 8250 2900 8250 3100 Wire Wire Line 8250 3100 8100 3100 Wire Wire Line 8550 2800 8100 2800 Connection ~ 8100 2800 $Comp L Custom_Parts:TUSB322 U1 U 1 1 5BAF8A3A P 4250 2950 F 0 "U1" H 4250 3275 50 0000 C CNN F 1 "TUSB322" H 4250 3184 50 0000 C CNN F 2 "Custom Parts:X2QFN-12_1.6x1.6mm_Pitch0.4mm" H 4250 2950 50 0001 C CNN F 3 "" H 4250 2950 50 0001 C CNN 1 4250 2950 1 0 0 -1 $EndComp Wire Wire Line 3800 3050 3450 3050 NoConn ~ 3800 3150 Text Label 3800 3250 2 60 ~ 0 GND NoConn ~ 4700 3150 Wire Wire Line 3450 3350 3450 3400 Wire Wire Line 3450 3400 3400 3400 Connection ~ 7200 1700 Text Label 5750 5700 2 60 ~ 0 AMP_EN $Comp L Device:C C15 U 1 1 5BB2A736 P 7400 5950 F 0 "C15" H 7285 5904 50 0000 R CNN F 1 "0.1uF" H 7285 5995 50 0000 R CNN F 2 "Capacitors_SMD:C_0603" H 7438 5800 50 0001 C CNN F 3 "~" H 7400 5950 50 0001 C CNN 1 7400 5950 -1 0 0 1 $EndComp Wire Wire Line 7400 5800 7150 5800 Wire Wire Line 7400 6100 7400 6150 Wire Wire Line 7400 6150 7350 6150 Text Label 7350 6150 2 60 ~ 0 GND Text Label 5950 1700 2 60 ~ 0 HV_EN $Comp L Device:R R12 U 1 1 5BB3910C P 5550 1550 F 0 "R12" V 5630 1550 50 0000 C CNN F 1 "20k" V 5450 1550 50 0000 C CNN F 2 "Resistors_SMD:R_0603" V 5480 1550 50 0001 C CNN F 3 "" H 5550 1550 50 0001 C CNN 1 5550 1550 -1 0 0 1 $EndComp Wire Wire Line 5950 2200 5950 2250 Wire Wire Line 5950 2250 6000 2250 Text Label 5550 1400 2 60 ~ 0 GND Wire Wire Line 6850 2200 6850 2250 Wire Wire Line 6850 2250 6800 2250 Text Label 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