EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 1 Title "VFD Interface" Date "2021-10-21" Rev "2" Comp "© 2021 oni" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L Display_Character:LM16255K J4 U 1 1 603E61C5 P 9800 4550 F 0 "J4" H 10244 4596 50 0000 L CNN F 1 "16T202DA1" H 10244 4505 50 0000 L CNN F 2 "Connector_PinSocket_2.54mm:PinSocket_2x07_P2.54mm_Vertical" H 9800 3750 50 0001 C CNN F 3 "https://datasheet.datasheetarchive.com/originals/distributors/Datasheets-29/DSA-573169.pdf" H 9900 4450 50 0001 C CNN 1 9800 4550 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0101 U 1 1 603E9B94 P 9800 3850 F 0 "#PWR0101" H 9800 3700 50 0001 C CNN F 1 "+5V" H 9815 4023 50 0000 C CNN F 2 "" H 9800 3850 50 0001 C CNN F 3 "" H 9800 3850 50 0001 C CNN 1 9800 3850 1 0 0 -1 $EndComp $Comp L power:GND #PWR0102 U 1 1 603EA39B P 9800 5250 F 0 "#PWR0102" H 9800 5000 50 0001 C CNN F 1 "GND" H 9805 5077 50 0000 C CNN F 2 "" H 9800 5250 50 0001 C CNN F 3 "" H 9800 5250 50 0001 C CNN 1 9800 5250 1 0 0 -1 $EndComp $Comp L MCU_Microchip_ATmega:ATmega32M1-AU U4 U 1 1 603EAA33 P 6300 3600 F 0 "U4" H 5656 3646 50 0000 R CNN F 1 "ATmega32M1-AU" H 5656 3555 50 0000 R CNN F 2 "Package_QFP:TQFP-32_7x7mm_P0.8mm" H 6300 3600 50 0001 C CIN F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-8209-8-bit%20AVR%20ATmega16M1-32M1-64M1_Datasheet.pdf" H 6300 3600 50 0001 C CNN 1 6300 3600 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0103 U 1 1 603EC58D P 6300 1400 F 0 "#PWR0103" H 6300 1250 50 0001 C CNN F 1 "+5V" H 6315 1573 50 0000 C CNN F 2 "" H 6300 1400 50 0001 C CNN F 3 "" H 6300 1400 50 0001 C CNN 1 6300 1400 1 0 0 -1 $EndComp $Comp L power:GND #PWR0104 U 1 1 603ECB91 P 6300 5400 F 0 "#PWR0104" H 6300 5150 50 0001 C CNN F 1 "GND" H 6305 5227 50 0000 C CNN F 2 "" H 6300 5400 50 0001 C CNN F 3 "" H 6300 5400 50 0001 C CNN 1 6300 5400 1 0 0 -1 $EndComp Wire Wire Line 6300 5400 6400 5400 Connection ~ 6300 5400 $Comp L Device:C C6 U 1 1 603ED0F2 P 6550 1550 F 0 "C6" H 6665 1596 50 0000 L CNN F 1 "100n" H 6665 1505 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 6588 1400 50 0001 C CNN F 3 "~" H 6550 1550 50 0001 C CNN 1 6550 1550 1 0 0 -1 $EndComp Wire Wire Line 6300 1800 6300 1400 $Comp L power:GND #PWR0105 U 1 1 603EEC0B P 6550 1700 F 0 "#PWR0105" H 6550 1450 50 0001 C CNN F 1 "GND" H 6555 1527 50 0000 C CNN F 2 "" H 6550 1700 50 0001 C CNN F 3 "" H 6550 1700 50 0001 C CNN 1 6550 1700 1 0 0 -1 $EndComp $Comp L Device:C C5 U 1 1 603EFB15 P 5950 1550 F 0 "C5" H 6065 1596 50 0000 L CNN F 1 "100n" H 6065 1505 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 5988 1400 50 0001 C CNN F 3 "~" H 5950 1550 50 0001 C CNN 1 5950 1550 1 0 0 -1 $EndComp $Comp L power:GND #PWR0106 U 1 1 603EFB2D P 5950 1700 F 0 "#PWR0106" H 5950 1450 50 0001 C CNN F 1 "GND" H 5955 1527 50 0000 C CNN F 2 "" H 5950 1700 50 0001 C CNN F 3 "" H 5950 1700 50 0001 C CNN 1 5950 1700 1 0 0 -1 $EndComp Wire Wire Line 5950 1400 6300 1400 Connection ~ 6300 1400 Wire Wire Line 6300 1400 6400 1400 Wire Wire Line 6400 1800 6400 1400 Connection ~ 6400 1400 Wire Wire Line 6400 1400 6550 1400 $Comp L Connector:AVR-ISP-6 J1 U 1 1 603F1568 P 4100 4950 F 0 "J1" H 3771 5046 50 0000 R CNN F 1 "AVR-ISP-6" H 3771 4955 50 0000 R CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_2x03_P2.54mm_Vertical" V 3850 5000 50 0001 C CNN F 3 " ~" H 2825 4400 50 0001 C CNN 1 4100 4950 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0107 U 1 1 603F1D7C P 4000 4450 F 0 "#PWR0107" H 4000 4300 50 0001 C CNN F 1 "+5V" H 4015 4623 50 0000 C CNN F 2 "" H 4000 4450 50 0001 C CNN F 3 "" H 4000 4450 50 0001 C CNN 1 4000 4450 1 0 0 -1 $EndComp $Comp L power:GND #PWR0108 U 1 1 603F2033 P 4000 5350 F 0 "#PWR0108" H 4000 5100 50 0001 C CNN F 1 "GND" H 4005 5177 50 0000 C CNN F 2 "" H 4000 5350 50 0001 C CNN F 3 "" H 4000 5350 50 0001 C CNN 1 4000 5350 1 0 0 -1 $EndComp Text Label 4500 4750 0 50 ~ 0 MISO Text Label 4500 4850 0 50 ~ 0 MOSI Text Label 4500 4950 0 50 ~ 0 SCK Text Label 4500 5050 0 50 ~ 0 ~RESET Text Label 6900 4800 0 50 ~ 0 ~RESET $Comp L Device:Crystal Y1 U 1 1 603F2D14 P 7300 4950 F 0 "Y1" V 7254 5081 50 0000 L CNN F 1 "16MHz" V 7345 5081 50 0000 L CNN F 2 "Crystal:Crystal_SMD_HC49-SD" H 7300 4950 50 0001 C CNN F 3 "~" H 7300 4950 50 0001 C CNN 1 7300 4950 0 1 1 0 $EndComp Wire Wire Line 6900 4900 7150 4900 Wire Wire Line 7150 4900 7150 4800 Wire Wire Line 7150 4800 7300 4800 Wire Wire Line 6900 5000 7150 5000 Wire Wire Line 7150 5000 7150 5100 Wire Wire Line 7150 5100 7300 5100 $Comp L Device:C C8 U 1 1 603F457D P 7700 5250 F 0 "C8" H 7585 5204 50 0000 R CNN F 1 "22p" H 7585 5295 50 0000 R CNN F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 7738 5100 50 0001 C CNN F 3 "~" H 7700 5250 50 0001 C CNN 1 7700 5250 -1 0 0 1 $EndComp Connection ~ 7300 4800 $Comp L Device:C C7 U 1 1 603F4D46 P 7300 5250 F 0 "C7" H 7185 5204 50 0000 R CNN F 1 "22p" H 7185 5295 50 0000 R CNN F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 7338 5100 50 0001 C CNN F 3 "~" H 7300 5250 50 0001 C CNN 1 7300 5250 -1 0 0 1 $EndComp Connection ~ 7300 5100 Wire Wire Line 7700 5100 7700 4800 Wire Wire Line 7700 4800 7300 4800 $Comp L power:GND #PWR0109 U 1 1 603F685C P 7300 5400 F 0 "#PWR0109" H 7300 5150 50 0001 C CNN F 1 "GND" H 7305 5227 50 0000 C CNN F 2 "" H 7300 5400 50 0001 C CNN F 3 "" H 7300 5400 50 0001 C CNN 1 7300 5400 1 0 0 -1 $EndComp Wire Wire Line 7300 5400 7700 5400 Connection ~ 7300 5400 $Comp L Device:C C2 U 1 1 603F72BE P 2250 7050 F 0 "C2" H 2365 7096 50 0000 L CNN F 1 "10n" H 2365 7005 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 2288 6900 50 0001 C CNN F 3 "~" H 2250 7050 50 0001 C CNN 1 2250 7050 1 0 0 -1 $EndComp Text Label 2500 6900 0 50 ~ 0 ~RESET Wire Wire Line 2250 6900 2500 6900 $Comp L power:GND #PWR0110 U 1 1 603F7DF2 P 2250 7200 F 0 "#PWR0110" H 2250 6950 50 0001 C CNN F 1 "GND" H 2255 7027 50 0000 C CNN F 2 "" H 2250 7200 50 0001 C CNN F 3 "" H 2250 7200 50 0001 C CNN 1 2250 7200 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0111 U 1 1 603F80EA P 2250 6600 F 0 "#PWR0111" H 2250 6450 50 0001 C CNN F 1 "+5V" H 2265 6773 50 0000 C CNN F 2 "" H 2250 6600 50 0001 C CNN F 3 "" H 2250 6600 50 0001 C CNN 1 2250 6600 1 0 0 -1 $EndComp $Comp L Interface_CAN_LIN:MCP2551-I-SN U3 U 1 1 603F8D3D P 4550 6850 F 0 "U3" H 4550 7431 50 0000 C CNN F 1 "MCP2551-I-SN" H 4550 7340 50 0000 C CNN F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 4550 6350 50 0001 C CIN F 3 "http://ww1.microchip.com/downloads/en/devicedoc/21667d.pdf" H 4550 6850 50 0001 C CNN 1 4550 6850 1 0 0 -1 $EndComp Text Label 5050 6750 0 50 ~ 0 CAN+ Text Label 5050 6950 0 50 ~ 0 CAN- $Comp L power:GND #PWR0112 U 1 1 603FAAE0 P 5850 7350 F 0 "#PWR0112" H 5850 7100 50 0001 C CNN F 1 "GND" H 5855 7177 50 0000 C CNN F 2 "" H 5850 7350 50 0001 C CNN F 3 "" H 5850 7350 50 0001 C CNN 1 5850 7350 1 0 0 -1 $EndComp Text Label 5750 6850 2 50 ~ 0 CAN+ Text Label 5750 7150 2 50 ~ 0 CAN+ Text Label 5750 6950 2 50 ~ 0 CAN- Text Label 5750 7050 2 50 ~ 0 CAN- Wire Wire Line 5750 6850 5950 6850 Wire Wire Line 5750 6950 5950 6950 Wire Wire Line 5750 7050 5950 7050 Wire Wire Line 5750 7150 5950 7150 $Comp L power:+5V #PWR0113 U 1 1 603FCBC4 P 4550 6050 F 0 "#PWR0113" H 4550 5900 50 0001 C CNN F 1 "+5V" H 4565 6223 50 0000 C CNN F 2 "" H 4550 6050 50 0001 C CNN F 3 "" H 4550 6050 50 0001 C CNN 1 4550 6050 1 0 0 -1 $EndComp $Comp L Device:C C4 U 1 1 603FD0AF P 4900 6200 F 0 "C4" H 5015 6246 50 0000 L CNN F 1 "100n" H 5015 6155 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 4938 6050 50 0001 C CNN F 3 "~" H 4900 6200 50 0001 C CNN 1 4900 6200 1 0 0 -1 $EndComp $Comp L power:GND #PWR0114 U 1 1 603FD45D P 4550 7250 F 0 "#PWR0114" H 4550 7000 50 0001 C CNN F 1 "GND" H 4555 7077 50 0000 C CNN F 2 "" H 4550 7250 50 0001 C CNN F 3 "" H 4550 7250 50 0001 C CNN 1 4550 7250 1 0 0 -1 $EndComp $Comp L power:GND #PWR0115 U 1 1 603FD849 P 4900 6350 F 0 "#PWR0115" H 4900 6100 50 0001 C CNN F 1 "GND" H 4905 6177 50 0000 C CNN F 2 "" H 4900 6350 50 0001 C CNN F 3 "" H 4900 6350 50 0001 C CNN 1 4900 6350 1 0 0 -1 $EndComp Wire Wire Line 4550 6050 4550 6450 Wire Wire Line 4900 6050 4550 6050 Connection ~ 4550 6050 Text Label 4050 6650 2 50 ~ 0 CANTX Text Label 4050 6750 2 50 ~ 0 CANRX Text Label 6900 3200 0 50 ~ 0 CANTX Text Label 6900 3300 0 50 ~ 0 CANRX $Comp L Device:R R2 U 1 1 603FFAC1 P 3950 7200 F 0 "R2" H 4020 7246 50 0000 L CNN F 1 "0" H 4020 7155 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 3880 7200 50 0001 C CNN F 3 "~" H 3950 7200 50 0001 C CNN 1 3950 7200 1 0 0 -1 $EndComp $Comp L power:GND #PWR0116 U 1 1 604000E9 P 3950 7350 F 0 "#PWR0116" H 3950 7100 50 0001 C CNN F 1 "GND" H 3955 7177 50 0000 C CNN F 2 "" H 3950 7350 50 0001 C CNN F 3 "" H 3950 7350 50 0001 C CNN 1 3950 7350 1 0 0 -1 $EndComp Wire Wire Line 3950 7050 4050 7050 Text Label 9400 4050 2 50 ~ 0 VFDRS Text Label 9400 4150 2 50 ~ 0 VFDR~W Text Label 9400 4250 2 50 ~ 0 VFDE Text Label 9400 4350 2 50 ~ 0 VFDDB0 Text Label 9400 4450 2 50 ~ 0 VFDDB1 Text Label 9400 4550 2 50 ~ 0 VFDDB2 Text Label 9400 4650 2 50 ~ 0 VFDDB3 Text Label 9400 4750 2 50 ~ 0 VFDDB4 Text Label 9400 4850 2 50 ~ 0 VFDDB5 Text Label 9400 4950 2 50 ~ 0 VFDDB6 Text Label 9400 5050 2 50 ~ 0 VFDDB7 Text Label 6900 3500 0 50 ~ 0 VFDRS Text Label 6900 3600 0 50 ~ 0 VFDR~W Text Label 6900 3700 0 50 ~ 0 VFDE Text Label 6900 2100 0 50 ~ 0 VFDDB0 Text Label 6900 2200 0 50 ~ 0 VFDDB1 Text Label 6900 2300 0 50 ~ 0 VFDDB2 Text Label 6900 2400 0 50 ~ 0 VFDDB3 Text Label 6900 2500 0 50 ~ 0 VFDDB4 Text Label 6900 2600 0 50 ~ 0 VFDDB5 Text Label 6900 2700 0 50 ~ 0 VFDDB6 Text Label 6900 2800 0 50 ~ 0 VFDDB7 Text Label 6900 4100 0 50 ~ 0 MISO Text Label 6900 4200 0 50 ~ 0 MOSI Text Label 6900 4300 0 50 ~ 0 SCK $Comp L Connector_Generic:Conn_01x08 J2 U 1 1 60406261 P 6150 6850 F 0 "J2" H 6230 6842 50 0000 L CNN F 1 "CANPWR" H 6230 6751 50 0000 L CNN F 2 "TerminalBlock_Phoenix:TerminalBlock_Phoenix_MPT-0,5-8-2.54_1x08_P2.54mm_Horizontal" H 6150 6850 50 0001 C CNN F 3 "~" H 6150 6850 50 0001 C CNN 1 6150 6850 1 0 0 -1 $EndComp $Comp L power:GND #PWR0118 U 1 1 60408D3A P 2300 1850 F 0 "#PWR0118" H 2300 1600 50 0001 C CNN F 1 "GND" H 2305 1677 50 0000 C CNN F 2 "" H 2300 1850 50 0001 C CNN F 3 "" H 2300 1850 50 0001 C CNN 1 2300 1850 1 0 0 -1 $EndComp $Comp L power:+12V #PWR0120 U 1 1 60409342 P 5850 6550 F 0 "#PWR0120" H 5850 6400 50 0001 C CNN F 1 "+12V" H 5865 6723 50 0000 C CNN F 2 "" H 5850 6550 50 0001 C CNN F 3 "" H 5850 6550 50 0001 C CNN 1 5850 6550 1 0 0 -1 $EndComp $Comp L Device:C C3 U 1 1 6040B95B P 3750 2650 F 0 "C3" H 3865 2696 50 0000 L CNN F 1 "10u" H 3865 2605 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 3788 2500 50 0001 C CNN F 3 "~" H 3750 2650 50 0001 C CNN 1 3750 2650 1 0 0 -1 $EndComp $Comp L Device:C C1 U 1 1 6040BEB5 P 1550 2550 F 0 "C1" H 1665 2596 50 0000 L CNN F 1 "100n" H 1665 2505 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 1588 2400 50 0001 C CNN F 3 "~" H 1550 2550 50 0001 C CNN 1 1550 2550 1 0 0 -1 $EndComp $Comp L Regulator_Linear:LM2937xMP U1 U 1 1 604123B4 P 2300 1550 F 0 "U1" H 2300 1792 50 0000 C CNN F 1 "LM2937IMPX-5.0" H 2300 1701 50 0000 C CNN F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 2300 1775 50 0001 C CIN F 3 "http://www.ti.com/lit/ds/symlink/lm2937.pdf" H 2300 1500 50 0001 C CNN 1 2300 1550 1 0 0 -1 $EndComp Text Label 6900 3900 0 50 ~ 0 BUTTON0 Text Label 6900 4000 0 50 ~ 0 BUTTON1 Text Label 6900 4400 0 50 ~ 0 BUTTON2 Text Label 6900 4500 0 50 ~ 0 BUTTON3 Text Label 6900 4600 0 50 ~ 0 BUTTON4 $Comp L power:GND #PWR0121 U 1 1 60425E31 P 10050 3050 F 0 "#PWR0121" H 10050 2800 50 0001 C CNN F 1 "GND" H 10055 2877 50 0000 C CNN F 2 "" H 10050 3050 50 0001 C CNN F 3 "" H 10050 3050 50 0001 C CNN 1 10050 3050 1 0 0 -1 $EndComp Text Label 8750 2450 2 50 ~ 0 BUTTON0 Text Label 8750 2550 2 50 ~ 0 BUTTON1 Text Label 8750 2650 2 50 ~ 0 BUTTON2 Text Label 8750 2750 2 50 ~ 0 BUTTON3 Text Label 8750 2850 2 50 ~ 0 BUTTON4 Text Label 6900 3100 0 50 ~ 0 BUTTON6 Text Label 6900 3000 0 50 ~ 0 BUTTON5 Text Label 8750 3050 2 50 ~ 0 BUTTON6 Text Label 8750 2950 2 50 ~ 0 BUTTON5 $Comp L Device:R R3 U 1 1 60428313 P 8850 2200 F 0 "R3" H 8920 2246 50 0000 L CNN F 1 "1k" H 8920 2155 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 8780 2200 50 0001 C CNN F 3 "~" H 8850 2200 50 0001 C CNN 1 8850 2200 1 0 0 -1 $EndComp $Comp L Device:R R4 U 1 1 604286C1 P 8950 2200 F 0 "R4" H 9020 2246 50 0000 L CNN F 1 "1k" H 9020 2155 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 8880 2200 50 0001 C CNN F 3 "~" H 8950 2200 50 0001 C CNN 1 8950 2200 1 0 0 -1 $EndComp $Comp L Device:R R5 U 1 1 60428ACF P 9050 2200 F 0 "R5" H 9120 2246 50 0000 L CNN F 1 "1k" H 9120 2155 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 8980 2200 50 0001 C CNN F 3 "~" H 9050 2200 50 0001 C CNN 1 9050 2200 1 0 0 -1 $EndComp $Comp L Device:R R6 U 1 1 60428D55 P 9150 2200 F 0 "R6" H 9220 2246 50 0000 L CNN F 1 "1k" H 9220 2155 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 9080 2200 50 0001 C CNN F 3 "~" H 9150 2200 50 0001 C CNN 1 9150 2200 1 0 0 -1 $EndComp $Comp L Device:R R7 U 1 1 60428FD6 P 9250 2200 F 0 "R7" H 9320 2246 50 0000 L CNN F 1 "1k" H 9320 2155 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 9180 2200 50 0001 C CNN F 3 "~" H 9250 2200 50 0001 C CNN 1 9250 2200 1 0 0 -1 $EndComp $Comp L Device:R R8 U 1 1 60428FEC P 9350 2200 F 0 "R8" H 9420 2246 50 0000 L CNN F 1 "1k" H 9420 2155 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 9280 2200 50 0001 C CNN F 3 "~" H 9350 2200 50 0001 C CNN 1 9350 2200 1 0 0 -1 $EndComp $Comp L Device:R R9 U 1 1 60428FF6 P 9450 2200 F 0 "R9" H 9520 2246 50 0000 L CNN F 1 "1k" H 9520 2155 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 9380 2200 50 0001 C CNN F 3 "~" H 9450 2200 50 0001 C CNN 1 9450 2200 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0122 U 1 1 6042E9B9 P 9450 2050 F 0 "#PWR0122" H 9450 1900 50 0001 C CNN F 1 "+5V" H 9465 2223 50 0000 C CNN F 2 "" H 9450 2050 50 0001 C CNN F 3 "" H 9450 2050 50 0001 C CNN 1 9450 2050 1 0 0 -1 $EndComp Wire Wire Line 8850 2050 8950 2050 Connection ~ 8950 2050 Wire Wire Line 8950 2050 9050 2050 Connection ~ 9050 2050 Wire Wire Line 9050 2050 9150 2050 Connection ~ 9150 2050 Wire Wire Line 9150 2050 9250 2050 Connection ~ 9250 2050 Wire Wire Line 9250 2050 9350 2050 Connection ~ 9350 2050 Wire Wire Line 9350 2050 9450 2050 Connection ~ 9450 2050 Wire Wire Line 8750 2450 8850 2450 Wire Wire Line 8750 2550 8950 2550 Wire Wire Line 8750 2650 9050 2650 Wire Wire Line 8750 2750 9150 2750 Wire Wire Line 8750 2850 9250 2850 Wire Wire Line 8750 2950 9350 2950 Wire Wire Line 8750 3050 9450 3050 Wire Wire Line 8850 2350 8850 2450 Connection ~ 8850 2450 Wire Wire Line 8850 2450 9550 2450 Wire Wire Line 8950 2350 8950 2550 Connection ~ 8950 2550 Wire Wire Line 8950 2550 9550 2550 Wire Wire Line 9050 2350 9050 2650 Connection ~ 9050 2650 Wire Wire Line 9050 2650 9550 2650 Wire Wire Line 9150 2350 9150 2750 Connection ~ 9150 2750 Wire Wire Line 9150 2750 9550 2750 Wire Wire Line 9250 2350 9250 2850 Connection ~ 9250 2850 Wire Wire Line 9250 2850 9550 2850 Wire Wire Line 9350 2350 9350 2950 Connection ~ 9350 2950 Wire Wire Line 9350 2950 9550 2950 Wire Wire Line 9450 2350 9450 3050 Connection ~ 9450 3050 Wire Wire Line 9450 3050 9550 3050 $Comp L Mechanical:MountingHole H3 U 1 1 604694E2 P 9350 6050 F 0 "H3" H 9450 6096 50 0000 L CNN F 1 "NE" H 9450 6005 50 0000 L CNN F 2 "MountingHole:MountingHole_2.7mm_M2.5_DIN965" H 9350 6050 50 0001 C CNN F 3 "~" H 9350 6050 50 0001 C CNN 1 9350 6050 1 0 0 -1 $EndComp $Comp L Mechanical:MountingHole H4 U 1 1 60469858 P 9350 6250 F 0 "H4" H 9450 6296 50 0000 L CNN F 1 "SE" H 9450 6205 50 0000 L CNN F 2 "MountingHole:MountingHole_2.7mm_M2.5_DIN965" H 9350 6250 50 0001 C CNN F 3 "~" H 9350 6250 50 0001 C CNN 1 9350 6250 1 0 0 -1 $EndComp $Comp L Mechanical:MountingHole H2 U 1 1 60469AC5 P 9000 6250 F 0 "H2" H 9100 6296 50 0000 L CNN F 1 "SW" H 9100 6205 50 0000 L CNN F 2 "MountingHole:MountingHole_2.7mm_M2.5_DIN965" H 9000 6250 50 0001 C CNN F 3 "~" H 9000 6250 50 0001 C CNN 1 9000 6250 1 0 0 -1 $EndComp $Comp L Mechanical:MountingHole H1 U 1 1 60469D35 P 9000 6050 F 0 "H1" H 9100 6096 50 0000 L CNN F 1 "NW" H 9100 6005 50 0000 L CNN F 2 "MountingHole:MountingHole_2.7mm_M2.5_DIN965" H 9000 6050 50 0001 C CNN F 3 "~" H 9000 6050 50 0001 C CNN 1 9000 6050 1 0 0 -1 $EndComp $Comp L Graphic:Logo_Open_Hardware_Small LOGO1 U 1 1 6046A7CD P 10550 6150 F 0 "LOGO1" H 10550 6425 50 0001 C CNN F 1 "Logo_Open_Hardware_Small" H 10550 5925 50 0001 C CNN F 2 "Symbol:OSHW-Logo2_7.3x6mm_SilkScreen" H 10550 6150 50 0001 C CNN F 3 "~" H 10550 6150 50 0001 C CNN 1 10550 6150 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_02x07_Odd_Even J3 U 1 1 60408E13 P 9750 2750 F 0 "J3" H 9800 3267 50 0000 C CNN F 1 "BUTTONS" H 9800 3176 50 0000 C CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_2x07_P2.54mm_Vertical" H 9750 2750 50 0001 C CNN F 3 "~" H 9750 2750 50 0001 C CNN 1 9750 2750 1 0 0 -1 $EndComp Connection ~ 10050 2550 Wire Wire Line 10050 2550 10050 2450 Connection ~ 10050 2650 Wire Wire Line 10050 2650 10050 2550 Connection ~ 10050 2750 Wire Wire Line 10050 2750 10050 2650 Connection ~ 10050 2850 Wire Wire Line 10050 2850 10050 2750 Connection ~ 10050 2950 Wire Wire Line 10050 2950 10050 2850 Connection ~ 10050 3050 Wire Wire Line 10050 3050 10050 2950 $Comp L Device:R R1 U 1 1 6042C762 P 2250 6750 F 0 "R1" H 2320 6796 50 0000 L CNN F 1 "10k" H 2320 6705 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 2180 6750 50 0001 C CNN F 3 "~" H 2250 6750 50 0001 C CNN 1 2250 6750 1 0 0 -1 $EndComp Connection ~ 2250 6900 $Comp L Device:C C9 U 1 1 609876B1 P 1200 2550 F 0 "C9" H 1315 2596 50 0000 L CNN F 1 "10u" H 1315 2505 50 0000 L CNN F 2 "Capacitor_SMD:C_1210_3225Metric_Pad1.33x2.70mm_HandSolder" H 1238 2400 50 0001 C CNN F 3 "~" H 1200 2550 50 0001 C CNN 1 1200 2550 1 0 0 -1 $EndComp $Comp L Device:L L1 U 1 1 6098839D P 3150 2500 F 0 "L1" V 3340 2500 50 0000 C CNN F 1 "3.3u" V 3249 2500 50 0000 C CNN F 2 "Inductor_SMD:L_Taiyo-Yuden_NR-50xx" H 3150 2500 50 0001 C CNN F 3 "~" H 3150 2500 50 0001 C CNN 1 3150 2500 0 -1 -1 0 $EndComp $Comp L Device:R R11 U 1 1 60988D60 P 3300 2650 F 0 "R11" H 3370 2696 50 0000 L CNN F 1 "52k3" H 3370 2605 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 3230 2650 50 0001 C CNN F 3 "~" H 3300 2650 50 0001 C CNN 1 3300 2650 1 0 0 -1 $EndComp $Comp L Device:R R12 U 1 1 60988FF2 P 3300 2950 F 0 "R12" H 3370 2996 50 0000 L CNN F 1 "10k" H 3370 2905 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 3230 2950 50 0001 C CNN F 3 "~" H 3300 2950 50 0001 C CNN 1 3300 2950 1 0 0 -1 $EndComp Connection ~ 3300 2800 Wire Wire Line 4100 3100 3750 3100 Wire Wire Line 3300 2800 3000 2800 Wire Wire Line 1200 2700 1200 3100 $Comp L power:+12V #PWR01 U 1 1 609B470D P 1200 2400 F 0 "#PWR01" H 1200 2250 50 0001 C CNN F 1 "+12V" H 1215 2573 50 0000 C CNN F 2 "" H 1200 2400 50 0001 C CNN F 3 "" H 1200 2400 50 0001 C CNN 1 1200 2400 1 0 0 -1 $EndComp Connection ~ 1200 2400 Wire Wire Line 1200 2400 1550 2400 $Comp L power:+5V #PWR03 U 1 1 609BACC9 P 4100 2500 F 0 "#PWR03" H 4100 2350 50 0001 C CNN F 1 "+5V" H 4115 2673 50 0000 C CNN F 2 "" H 4100 2500 50 0001 C CNN F 3 "" H 4100 2500 50 0001 C CNN 1 4100 2500 1 0 0 -1 $EndComp $Comp L power:GND #PWR02 U 1 1 609BB302 P 2300 3100 F 0 "#PWR02" H 2300 2850 50 0001 C CNN F 1 "GND" H 2305 2927 50 0000 C CNN F 2 "" H 2300 3100 50 0001 C CNN F 3 "" H 2300 3100 50 0001 C CNN 1 2300 3100 1 0 0 -1 $EndComp $Comp L Regulator_Switching:DIO6970 U5 U 1 1 616FC5FB P 2300 2500 F 0 "U5" H 2300 2867 50 0000 C CNN F 1 " ‎AP62150WU" H 2300 2776 50 0000 C CNN F 2 "Package_TO_SOT_SMD:SOT-23-6" H 2350 2200 50 0001 L CNN F 3 "http://www.dioo.com/uploads/product/20190313/7a4d03690a9be004035eb1035a429f24.pdf" H 2800 2500 50 0001 C CNN 1 2300 2500 1 0 0 -1 $EndComp Wire Wire Line 2300 3100 2300 2800 Connection ~ 2300 3100 $Comp L Device:C C10 U 1 1 60988B02 P 2850 2400 F 0 "C10" H 2965 2446 50 0000 L CNN F 1 "100n" H 2965 2355 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder" H 2888 2250 50 0001 C CNN F 3 "~" H 2850 2400 50 0001 C CNN 1 2850 2400 0 -1 -1 0 $EndComp Connection ~ 3300 3100 Wire Wire Line 3000 2500 2700 2500 Wire Wire Line 3000 2400 3000 2500 Connection ~ 3000 2500 Wire Wire Line 2300 3100 3300 3100 Wire Wire Line 1200 3100 1550 3100 Wire Wire Line 2700 2600 3000 2600 Wire Wire Line 3000 2600 3000 2800 Wire Wire Line 4100 2500 3750 2500 Connection ~ 4100 2500 Connection ~ 3300 2500 Wire Wire Line 4100 3100 4100 2800 Connection ~ 1550 2400 Wire Wire Line 1550 2400 1900 2400 Wire Wire Line 1550 2700 1550 3100 Connection ~ 1550 3100 Wire Wire Line 1550 3100 2300 3100 Connection ~ 3750 2500 Wire Wire Line 3750 2500 3300 2500 Wire Wire Line 3750 2800 3750 3100 Connection ~ 3750 3100 Wire Wire Line 3750 3100 3300 3100 Wire Wire Line 2000 1550 1550 1550 Wire Wire Line 1550 1550 1550 2400 Wire Wire Line 2600 1550 3750 1550 Wire Wire Line 3750 1550 3750 2500 $Comp L Device:C C11 U 1 1 60987A56 P 4100 2650 F 0 "C11" H 4215 2696 50 0000 L CNN F 1 "22u" H 4215 2605 50 0000 L CNN F 2 "Capacitor_SMD:C_1210_3225Metric_Pad1.33x2.70mm_HandSolder" H 4138 2500 50 0001 C CNN F 3 "~" H 4100 2650 50 0001 C CNN 1 4100 2650 1 0 0 -1 $EndComp Wire Wire Line 5850 6550 5950 6550 Wire Wire Line 5950 6650 5850 6650 Wire Wire Line 5850 6650 5850 6750 Wire Wire Line 5950 7250 5850 7250 Connection ~ 5850 7250 Wire Wire Line 5850 7250 5850 7350 Wire Wire Line 5950 6750 5850 6750 Connection ~ 5850 6750 Wire Wire Line 5850 6750 5850 7250 Text Label 10300 4350 0 50 ~ 0 VF~RESET Text Label 6900 3400 0 50 ~ 0 VF~RESET $Comp L Device:R R10 U 1 1 61B6A1DD P 10200 4500 F 0 "R10" H 10270 4546 50 0000 L CNN F 1 "1k" H 10270 4455 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolder" V 10130 4500 50 0001 C CNN F 3 "~" H 10200 4500 50 0001 C CNN 1 10200 4500 1 0 0 -1 $EndComp $Comp L power:GND #PWR0117 U 1 1 61B6A5A3 P 10200 4650 F 0 "#PWR0117" H 10200 4400 50 0001 C CNN F 1 "GND" H 10205 4477 50 0000 C CNN F 2 "" H 10200 4650 50 0001 C CNN F 3 "" H 10200 4650 50 0001 C CNN 1 10200 4650 1 0 0 -1 $EndComp Wire Wire Line 10300 4350 10200 4350 Connection ~ 10200 4350 $EndSCHEMATC