EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 1 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L Connector:USB_C_Receptacle_USB2.0 J1 U 1 1 60885129 P 1300 1750 F 0 "J1" H 1407 2617 50 0000 C CNN F 1 "USB_C_Receptacle_USB2.0" H 1407 2526 50 0000 C CNN F 2 "electrical:USB4105-GF-A" H 1450 1750 50 0001 C CNN F 3 "https://www.usb.org/sites/default/files/documents/usb_type-c.zip" H 1450 1750 50 0001 C CNN 1 1300 1750 1 0 0 -1 $EndComp $Comp L Connector:AVR-ISP-6 J3 U 1 1 60888651 P 8450 1950 F 0 "J3" H 8120 1954 50 0000 R CNN F 1 "AVR-ISP-6" H 8120 2045 50 0000 R CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_2x03_P2.54mm_Vertical_SMD" V 8200 2000 50 0001 C CNN F 3 " ~" H 7175 1400 50 0001 C CNN 1 8450 1950 1 0 0 -1 $EndComp $Comp L Connector:Screw_Terminal_01x02 J2 U 1 1 60889C79 P 6850 4500 F 0 "J2" H 6930 4492 50 0000 L CNN F 1 "Screw_Terminal_01x02" H 6930 4401 50 0000 L CNN F 2 "TerminalBlock_Phoenix:TerminalBlock_Phoenix_MKDS-1,5-2_1x02_P5.00mm_Horizontal" H 6850 4500 50 0001 C CNN F 3 "~" H 6850 4500 50 0001 C CNN 1 6850 4500 1 0 0 -1 $EndComp $Comp L power:GND #PWR0101 U 1 1 60885DF2 P 1150 2800 F 0 "#PWR0101" H 1150 2550 50 0001 C CNN F 1 "GND" H 1155 2627 50 0000 C CNN F 2 "" H 1150 2800 50 0001 C CNN F 3 "" H 1150 2800 50 0001 C CNN 1 1150 2800 1 0 0 -1 $EndComp $Comp L power:GND #PWR0102 U 1 1 60886381 P 4750 5450 F 0 "#PWR0102" H 4750 5200 50 0001 C CNN F 1 "GND" H 4755 5277 50 0000 C CNN F 2 "" H 4750 5450 50 0001 C CNN F 3 "" H 4750 5450 50 0001 C CNN 1 4750 5450 1 0 0 -1 $EndComp $Comp L power:GND #PWR0103 U 1 1 60886A62 P 8350 2500 F 0 "#PWR0103" H 8350 2250 50 0001 C CNN F 1 "GND" H 8355 2327 50 0000 C CNN F 2 "" H 8350 2500 50 0001 C CNN F 3 "" H 8350 2500 50 0001 C CNN 1 8350 2500 1 0 0 -1 $EndComp Wire Wire Line 1900 1650 1900 1750 Wire Wire Line 1900 1850 1900 1950 Wire Wire Line 1900 1750 2200 1750 Connection ~ 1900 1750 Wire Wire Line 2200 1950 1900 1950 $Comp L power:+5V #PWR0104 U 1 1 6088BF3C P 3800 2450 F 0 "#PWR0104" H 3800 2300 50 0001 C CNN F 1 "+5V" H 3815 2623 50 0000 C CNN F 2 "" H 3800 2450 50 0001 C CNN F 3 "" H 3800 2450 50 0001 C CNN 1 3800 2450 1 0 0 -1 $EndComp $Comp L power:+5V #PWR0105 U 1 1 6088CCA6 P 4800 1150 F 0 "#PWR0105" H 4800 1000 50 0001 C CNN F 1 "+5V" H 4815 1323 50 0000 C CNN F 2 "" H 4800 1150 50 0001 C CNN F 3 "" H 4800 1150 50 0001 C CNN 1 4800 1150 1 0 0 -1 $EndComp $Comp L MCU_Microchip_ATmega:ATmega32U4-AU U1 U 1 1 6088435A P 4800 3200 F 0 "U1" H 4800 1311 50 0000 C CNN F 1 "ATmega32U4-AU" H 4800 1220 50 0000 C CNN F 2 "Package_QFP:TQFP-44_10x10mm_P0.8mm" H 4800 3200 50 0001 C CIN F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7766-8-bit-AVR-ATmega16U4-32U4_Datasheet.pdf" H 4800 3200 50 0001 C CNN 1 4800 3200 1 0 0 -1 $EndComp Wire Wire Line 3800 2450 3800 2500 Wire Wire Line 3800 2500 4200 2500 Wire Wire Line 4900 1400 4800 1400 Connection ~ 4800 1400 Wire Wire Line 4800 1400 4700 1400 Wire Wire Line 4800 1400 4800 1150 Wire Wire Line 4700 5000 4750 5000 Wire Wire Line 4750 5000 4750 5450 Connection ~ 4750 5000 Wire Wire Line 4750 5000 4800 5000 Wire Wire Line 8350 2350 8350 2500 Wire Wire Line 1000 2650 1150 2650 Wire Wire Line 1150 2650 1150 2800 Connection ~ 1150 2650 Wire Wire Line 1150 2650 1300 2650 $Comp L power:+5V #PWR0106 U 1 1 608A1868 P 2050 1100 F 0 "#PWR0106" H 2050 950 50 0001 C CNN F 1 "+5V" H 2065 1273 50 0000 C CNN F 2 "" H 2050 1100 50 0001 C CNN F 3 "" H 2050 1100 50 0001 C CNN 1 2050 1100 1 0 0 -1 $EndComp Wire Wire Line 1900 1150 2050 1150 Wire Wire Line 2050 1150 2050 1100 $Comp L Device:R R1 U 1 1 608A3148 P 2200 1350 F 0 "R1" V 2100 1400 50 0000 C CNN F 1 "5k1" V 2100 1250 50 0000 C CNN F 2 "Resistor_SMD:R_1206_3216Metric" V 2130 1350 50 0001 C CNN F 3 "~" H 2200 1350 50 0001 C CNN 1 2200 1350 0 1 1 0 $EndComp $Comp L Device:R R2 U 1 1 608A3759 P 2200 1450 F 0 "R2" V 2300 1500 50 0000 C CNN F 1 "5k1" V 2300 1350 50 0000 C CNN F 2 "Resistor_SMD:R_1206_3216Metric" V 2130 1450 50 0001 C CNN F 3 "~" H 2200 1450 50 0001 C CNN 1 2200 1450 0 1 1 0 $EndComp Wire Wire Line 1900 1350 2050 1350 Wire Wire Line 1900 1450 2050 1450 Wire Wire Line 2350 1350 2500 1350 Wire Wire Line 2500 1350 2500 1450 Wire Wire Line 2500 1450 2350 1450 $Comp L power:GND #PWR0107 U 1 1 608A503D P 2500 1500 F 0 "#PWR0107" H 2500 1250 50 0001 C CNN F 1 "GND" H 2505 1327 50 0000 C CNN F 2 "" H 2500 1500 50 0001 C CNN F 3 "" H 2500 1500 50 0001 C CNN 1 2500 1500 1 0 0 -1 $EndComp Wire Wire Line 2500 1500 2500 1450 Connection ~ 2500 1450 Text Label 2000 1950 0 50 ~ 0 USBP Text Label 2000 1750 0 50 ~ 0 USBN Connection ~ 1900 1950 NoConn ~ 1900 2250 NoConn ~ 1900 2350 NoConn ~ 4200 1900 NoConn ~ 4200 2100 Text Label 3200 2700 0 50 ~ 0 USBP Text Label 3200 2800 0 50 ~ 0 USBN Text Notes 2350 1300 0 50 ~ 0 This is necessary to\nchoose the USB sink mode $Comp L Device:C C1 U 1 1 6089DF38 P 3950 3250 F 0 "C1" H 4065 3296 50 0000 L CNN F 1 "1uF" H 4065 3205 50 0000 L CNN F 2 "Capacitor_SMD:C_1206_3216Metric" H 3988 3100 50 0001 C CNN F 3 "~" H 3950 3250 50 0001 C CNN 1 3950 3250 1 0 0 -1 $EndComp Wire Wire Line 4200 3000 3950 3000 Wire Wire Line 3950 3000 3950 3100 $Comp L power:GND #PWR0108 U 1 1 6089EEF1 P 3950 3400 F 0 "#PWR0108" H 3950 3150 50 0001 C CNN F 1 "GND" H 3955 3227 50 0000 C CNN F 2 "" H 3950 3400 50 0001 C CNN F 3 "" H 3950 3400 50 0001 C CNN 1 3950 3400 1 0 0 -1 $EndComp $Comp L Device:R R3 U 1 1 608A2782 P 3550 2700 F 0 "R3" V 3450 2600 50 0000 C CNN F 1 "22" V 3450 2750 50 0000 C CNN F 2 "Resistor_SMD:R_1206_3216Metric" V 3480 2700 50 0001 C CNN F 3 "~" H 3550 2700 50 0001 C CNN 1 3550 2700 0 1 1 0 $EndComp $Comp L Device:R R4 U 1 1 608A31DC P 3550 2800 F 0 "R4" V 3650 2700 50 0000 C CNN F 1 "22" V 3650 2850 50 0000 C CNN F 2 "Resistor_SMD:R_1206_3216Metric" V 3480 2800 50 0001 C CNN F 3 "~" H 3550 2800 50 0001 C CNN 1 3550 2800 0 1 1 0 $EndComp Wire Wire Line 3700 2700 4200 2700 Wire Wire Line 3700 2800 4200 2800 Wire Wire Line 3200 2700 3400 2700 Wire Wire Line 3200 2800 3400 2800 Text Label 5400 2000 0 50 ~ 0 MISO Text Label 5400 1900 0 50 ~ 0 MOSI Text Label 5400 1800 0 50 ~ 0 SCK Text Label 3950 1700 0 50 ~ 0 RESET Wire Wire Line 3950 1700 4200 1700 Text Label 8850 1750 0 50 ~ 0 MISO Text Label 8850 1850 0 50 ~ 0 MOSI Text Label 8850 1950 0 50 ~ 0 SCK Text Label 8850 2050 0 50 ~ 0 RESET $Comp L power:+5V #PWR0109 U 1 1 608B8E11 P 8350 1450 F 0 "#PWR0109" H 8350 1300 50 0001 C CNN F 1 "+5V" H 8365 1623 50 0000 C CNN F 2 "" H 8350 1450 50 0001 C CNN F 3 "" H 8350 1450 50 0001 C CNN 1 8350 1450 1 0 0 -1 $EndComp Wire Wire Line 6650 4600 5400 4600 $Comp L power:GND #PWR? U 1 1 608F999E P 6400 4300 F 0 "#PWR?" H 6400 4050 50 0001 C CNN F 1 "GND" H 6405 4127 50 0000 C CNN F 2 "" H 6400 4300 50 0001 C CNN F 3 "" H 6400 4300 50 0001 C CNN 1 6400 4300 1 0 0 -1 $EndComp Wire Wire Line 6400 4300 6650 4300 Wire Wire Line 6650 4300 6650 4500 $EndSCHEMATC