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 TripwireHook:SL2.1A U? U 1 1 60AAA424 P 4300 2650 F 0 "U?" H 4050 2950 50 0000 R CNN F 1 "SL2.1A" H 4400 2650 50 0000 R CNN F 2 "Package_SO:SOIC-16_3.9x9.9mm_P1.27mm" H 6550 1500 50 0001 C CNN F 3 "https://datasheet.lcsc.com/lcsc/1811151645_CoreChips-SL2-1A_C192893.pdf" H 4850 3000 50 0001 C CNN 1 4300 2650 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 60AACE7A P 4250 3400 F 0 "#PWR?" H 4250 3150 50 0001 C CNN F 1 "GND" H 4255 3227 50 0000 C CNN F 2 "" H 4250 3400 50 0001 C CNN F 3 "" H 4250 3400 50 0001 C CNN 1 4250 3400 1 0 0 -1 $EndComp $Comp L Device:C C? U 1 1 60AAD422 P 4650 1500 F 0 "C?" V 4600 1600 50 0000 C CNN F 1 "10µF" V 4700 1650 50 0000 C CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 4688 1350 50 0001 C CNN F 3 "~" H 4650 1500 50 0001 C CNN 1 4650 1500 0 1 1 0 $EndComp $Comp L Device:C C? U 1 1 60AADC48 P 4650 2000 F 0 "C?" V 4600 2100 50 0000 C CNN F 1 "10µF" V 4700 2150 50 0000 C CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 4688 1850 50 0001 C CNN F 3 "~" H 4650 2000 50 0001 C CNN 1 4650 2000 0 1 1 0 $EndComp $Comp L Device:C C? U 1 1 60AADD44 P 4650 1750 F 0 "C?" V 4600 1850 50 0000 C CNN F 1 "10µF" V 4700 1900 50 0000 C CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 4688 1600 50 0001 C CNN F 3 "~" H 4650 1750 50 0001 C CNN 1 4650 1750 0 1 1 0 $EndComp $Comp L power:+5V #PWR? U 1 1 60AAB7AF P 4200 1400 F 0 "#PWR?" H 4200 1250 50 0001 C CNN F 1 "+5V" H 4215 1573 50 0000 C CNN F 2 "" H 4200 1400 50 0001 C CNN F 3 "" H 4200 1400 50 0001 C CNN 1 4200 1400 1 0 0 -1 $EndComp Wire Wire Line 4400 2100 4400 2000 Wire Wire Line 4400 2000 4500 2000 Wire Wire Line 4300 2100 4300 1750 Wire Wire Line 4300 1750 4500 1750 Wire Wire Line 4200 2100 4200 1500 Wire Wire Line 4200 1500 4500 1500 Wire Wire Line 4200 1500 4200 1400 Connection ~ 4200 1500 Wire Wire Line 4150 3200 4150 3300 Wire Wire Line 4150 3300 4250 3300 Wire Wire Line 4400 3300 4400 3200 Wire Wire Line 4250 3300 4250 3400 Connection ~ 4250 3300 Wire Wire Line 4250 3300 4400 3300 $Comp L power:GND #PWR? U 1 1 60AB4C83 P 5100 1850 F 0 "#PWR?" H 5100 1600 50 0001 C CNN F 1 "GND" H 5105 1677 50 0000 C CNN F 2 "" H 5100 1850 50 0001 C CNN F 3 "" H 5100 1850 50 0001 C CNN 1 5100 1850 1 0 0 -1 $EndComp Wire Wire Line 4950 1500 4950 1750 Connection ~ 4950 1750 Wire Wire Line 4950 1750 4950 2000 Wire Wire Line 4950 1750 5100 1750 Wire Wire Line 5100 1750 5100 1850 Wire Wire Line 4800 1500 4950 1500 Wire Wire Line 4800 1750 4950 1750 Wire Wire Line 4800 2000 4950 2000 $Comp L Connector:USB_C_Plug_USB2.0 P? U 1 1 60AB8B39 P 2350 2650 F 0 "P?" H 2457 3517 50 0000 C CNN F 1 "USB_C_Plug_USB2.0" H 2457 3426 50 0000 C CNN F 2 "" H 2500 2650 50 0001 C CNN F 3 "https://www.usb.org/sites/default/files/documents/usb_type-c.zip" H 2500 2650 50 0001 C CNN 1 2350 2650 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 60ABAAAB P 2050 4300 F 0 "#PWR?" H 2050 4050 50 0001 C CNN F 1 "GND" H 2055 4127 50 0000 C CNN F 2 "" H 2050 4300 50 0001 C CNN F 3 "" H 2050 4300 50 0001 C CNN 1 2050 4300 1 0 0 -1 $EndComp Wire Wire Line 2950 2550 3300 2550 Wire Wire Line 3300 2550 3450 2700 Wire Wire Line 3450 2700 3750 2700 Wire Wire Line 2950 2750 3300 2750 Wire Wire Line 3300 2750 3450 2600 Wire Wire Line 3450 2600 3750 2600 Wire Wire Line 3400 1500 3400 2050 Wire Wire Line 3400 2050 2950 2050 Wire Wire Line 3400 1500 4200 1500 $Comp L Connector:USB_C_Receptacle_USB2.0 J? U 1 1 60ABCFF4 P 7500 2300 F 0 "J?" H 7070 2239 50 0000 R CNN F 1 "USB_C_Receptacle_USB2.0" H 7070 2148 50 0000 R CNN F 2 "" H 7650 2300 50 0001 C CNN F 3 "https://www.usb.org/sites/default/files/documents/usb_type-c.zip" H 7650 2300 50 0001 C CNN 1 7500 2300 -1 0 0 -1 $EndComp $Comp L Device:C C? U 1 1 60ABE454 P 2050 3900 F 0 "C?" V 2000 4000 50 0000 C CNN F 1 "100nF" V 2100 4050 50 0000 C CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 2088 3750 50 0001 C CNN F 3 "~" H 2050 3900 50 0001 C CNN 1 2050 3900 -1 0 0 1 $EndComp $Comp L Device:R R? U 1 1 60ABE9DD P 1800 3900 F 0 "R?" H 1950 3950 50 0000 R CNN F 1 "100K" H 2050 3850 50 0000 R CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 1730 3900 50 0001 C CNN F 3 "~" H 1800 3900 50 0001 C CNN 1 1800 3900 -1 0 0 -1 $EndComp Wire Wire Line 1800 3750 1800 3650 Wire Wire Line 1800 3650 2050 3650 Wire Wire Line 2050 3650 2050 3550 Wire Wire Line 2050 3750 2050 3650 Connection ~ 2050 3650 Wire Wire Line 1800 4050 1800 4200 Wire Wire Line 1800 4200 2050 4200 Wire Wire Line 2050 4200 2050 4050 Wire Wire Line 2050 4200 2350 4200 Wire Wire Line 2350 3550 2350 4200 Connection ~ 2050 4200 Wire Wire Line 2050 4200 2050 4300 $Comp L Device:R R? U 1 1 60AC2181 P 3200 2250 F 0 "R?" V 3300 2400 50 0000 R CNN F 1 "5K1" V 3300 2250 50 0000 R CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 3130 2250 50 0001 C CNN F 3 "~" H 3200 2250 50 0001 C CNN 1 3200 2250 0 1 -1 0 $EndComp $Comp L Device:R R? U 1 1 60AC38B2 P 3200 2350 F 0 "R?" V 3300 2500 50 0000 R CNN F 1 "1K" V 3300 2350 50 0000 R CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 3130 2350 50 0001 C CNN F 3 "~" H 3200 2350 50 0001 C CNN 1 3200 2350 0 1 1 0 $EndComp Wire Wire Line 2950 2250 3050 2250 Wire Wire Line 2950 2350 3050 2350 Wire Wire Line 3400 2250 3450 2300 Wire Wire Line 3450 2300 3400 2350 $Comp L power:GND #PWR? U 1 1 60AC58ED P 3500 2300 F 0 "#PWR?" H 3500 2050 50 0001 C CNN F 1 "GND" H 3505 2127 50 0000 C CNN F 2 "" H 3500 2300 50 0001 C CNN F 3 "" H 3500 2300 50 0001 C CNN 1 3500 2300 0 -1 -1 0 $EndComp Wire Wire Line 3450 2300 3500 2300 Connection ~ 3450 2300 $Comp L Device:R R? U 1 1 60ACA15B P 6650 1900 F 0 "R?" V 6750 2050 50 0000 R CNN F 1 "?K" V 6750 1900 50 0000 R CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 6580 1900 50 0001 C CNN F 3 "~" H 6650 1900 50 0001 C CNN 1 6650 1900 0 -1 -1 0 $EndComp $Comp L Device:R R? U 1 1 60ACA311 P 6650 2000 F 0 "R?" V 6750 2150 50 0000 R CNN F 1 "?K" V 6750 2000 50 0000 R CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 6580 2000 50 0001 C CNN F 3 "~" H 6650 2000 50 0001 C CNN 1 6650 2000 0 -1 1 0 $EndComp Wire Wire Line 6450 1900 6400 1950 Wire Wire Line 6400 1950 6450 2000 Wire Wire Line 6400 1950 6350 1950 Connection ~ 6400 1950 Wire Wire Line 6800 1900 6900 1900 Wire Wire Line 6800 2000 6900 2000 $Comp L power:+5V #PWR? U 1 1 60ACDD2C P 6350 1950 F 0 "#PWR?" H 6350 1800 50 0001 C CNN F 1 "+5V" H 6365 2123 50 0000 C CNN F 2 "" H 6350 1950 50 0001 C CNN F 3 "" H 6350 1950 50 0001 C CNN 1 6350 1950 0 -1 -1 0 $EndComp Wire Wire Line 6450 1900 6500 1900 Wire Wire Line 6450 2000 6500 2000 Wire Wire Line 3350 2250 3400 2250 Wire Wire Line 3350 2350 3400 2350 $Comp L power:+5V #PWR? U 1 1 60AD2D12 P 6800 1600 F 0 "#PWR?" H 6800 1450 50 0001 C CNN F 1 "+5V" H 6815 1773 50 0000 C CNN F 2 "" H 6800 1600 50 0001 C CNN F 3 "" H 6800 1600 50 0001 C CNN 1 6800 1600 1 0 0 -1 $EndComp Wire Wire Line 6800 1600 6800 1700 Wire Wire Line 6800 1700 6900 1700 $Comp L power:GND #PWR? U 1 1 60AD4226 P 7800 3950 F 0 "#PWR?" H 7800 3700 50 0001 C CNN F 1 "GND" H 7805 3777 50 0000 C CNN F 2 "" H 7800 3950 50 0001 C CNN F 3 "" H 7800 3950 50 0001 C CNN 1 7800 3950 -1 0 0 -1 $EndComp $Comp L Device:C C? U 1 1 60AD4418 P 7800 3550 F 0 "C?" V 7750 3650 50 0000 C CNN F 1 "100nF" V 7850 3700 50 0000 C CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 7838 3400 50 0001 C CNN F 3 "~" H 7800 3550 50 0001 C CNN 1 7800 3550 1 0 0 1 $EndComp $Comp L Device:R R? U 1 1 60AD4422 P 8050 3550 F 0 "R?" H 8200 3600 50 0000 R CNN F 1 "100K" H 8300 3500 50 0000 R CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 7980 3550 50 0001 C CNN F 3 "~" H 8050 3550 50 0001 C CNN 1 8050 3550 1 0 0 -1 $EndComp Wire Wire Line 8050 3400 8050 3300 Wire Wire Line 8050 3300 7800 3300 Wire Wire Line 7800 3300 7800 3200 Wire Wire Line 7800 3400 7800 3300 Connection ~ 7800 3300 Wire Wire Line 8050 3700 8050 3850 Wire Wire Line 8050 3850 7800 3850 Wire Wire Line 7800 3850 7800 3700 Wire Wire Line 7800 3850 7500 3850 Wire Wire Line 7500 3200 7500 3850 Connection ~ 7800 3850 Wire Wire Line 7800 3850 7800 3950 Wire Wire Line 6900 2200 6850 2250 Wire Wire Line 6850 2250 6900 2300 Wire Wire Line 6900 2400 6850 2450 Wire Wire Line 6850 2450 6900 2500 Wire Wire Line 4850 2300 5950 2300 Wire Wire Line 4850 2400 5950 2400 Wire Wire Line 6100 2250 6850 2250 Wire Wire Line 5950 2400 6100 2250 Connection ~ 6850 2250 Wire Wire Line 6100 2450 6850 2450 Wire Wire Line 5950 2300 6100 2450 Connection ~ 6850 2450 $Comp L Connector:TestPoint TP? U 1 1 60AE568E P 4950 2700 F 0 "TP?" V 4900 2650 50 0000 L CNN F 1 "TestPoint" V 4950 2900 50 0000 L CNN F 2 "TripwireHook:HexPad_SMD" H 5150 2700 50 0001 C CNN F 3 "~" H 5150 2700 50 0001 C CNN 1 4950 2700 0 1 1 0 $EndComp $Comp L Connector:TestPoint TP? U 1 1 60AE6ABF P 4950 2800 F 0 "TP?" V 4900 2750 50 0000 L CNN F 1 "TestPoint" V 4950 3000 50 0000 L CNN F 2 "TripwireHook:HexPad_SMD" H 5150 2800 50 0001 C CNN F 3 "~" H 5150 2800 50 0001 C CNN 1 4950 2800 0 1 1 0 $EndComp $Comp L Connector:TestPoint TP? U 1 1 60AE6BD7 P 4950 2900 F 0 "TP?" V 4900 2850 50 0000 L CNN F 1 "TestPoint" V 4950 3100 50 0000 L CNN F 2 "TripwireHook:HexPad_SMD" H 5150 2900 50 0001 C CNN F 3 "~" H 5150 2900 50 0001 C CNN 1 4950 2900 0 1 1 0 $EndComp $Comp L Connector:TestPoint TP? U 1 1 60AE6D23 P 4950 3000 F 0 "TP?" V 4900 2950 50 0000 L CNN F 1 "TestPoint" V 4950 3200 50 0000 L CNN F 2 "TripwireHook:HexPad_SMD" H 5150 3000 50 0001 C CNN F 3 "~" H 5150 3000 50 0001 C CNN 1 4950 3000 0 1 1 0 $EndComp Wire Wire Line 4850 2700 4950 2700 Wire Wire Line 4850 2800 4950 2800 Wire Wire Line 4850 2900 4950 2900 Wire Wire Line 4850 3000 4950 3000 $Comp L TripwireHook:FT232RQ U? U 1 1 60AF71D3 P 6100 5250 F 0 "U?" H 5700 6200 50 0000 C CNN F 1 "FT232RQ" H 6500 6200 50 0000 C CNN F 2 "Package_DFN_QFN:QFN-32-1EP_5x5mm_P0.5mm_EP3.1x3.1mm" H 7200 4350 50 0001 C CNN F 3 "https://www.ftdichip.com/Support/Documents/DataSheets/ICs/DS_FT232R.pdf" H 6100 5250 50 0001 C CNN 1 6100 5250 1 0 0 -1 $EndComp Wire Wire Line 4850 2600 5600 2600 Wire Wire Line 4850 4950 5300 4950 Wire Wire Line 5300 4850 4950 4850 Wire Wire Line 4950 4850 4950 3750 Wire Wire Line 5700 2500 4850 2500 Wire Wire Line 4950 3750 5700 3750 Wire Wire Line 5700 2500 5700 3750 Wire Wire Line 4850 3650 5600 3650 Wire Wire Line 4850 3650 4850 4950 Wire Wire Line 5600 2600 5600 3650 $Comp L power:+5V #PWR? U 1 1 60B0DC6F P 6200 3950 F 0 "#PWR?" H 6200 3800 50 0001 C CNN F 1 "+5V" H 6215 4123 50 0000 C CNN F 2 "" H 6200 3950 50 0001 C CNN F 3 "" H 6200 3950 50 0001 C CNN 1 6200 3950 1 0 0 -1 $EndComp Wire Wire Line 5300 4550 5200 4550 Wire Wire Line 5200 4550 5200 4150 Wire Wire Line 5200 4150 5600 4150 Wire Wire Line 6000 4150 6000 4250 $Comp L power:+3V3 #PWR? U 1 1 60B1276E P 5600 4050 F 0 "#PWR?" H 5600 3900 50 0001 C CNN F 1 "+3V3" H 5615 4223 50 0000 C CNN F 2 "" H 5600 4050 50 0001 C CNN F 3 "" H 5600 4050 50 0001 C CNN 1 5600 4050 1 0 0 -1 $EndComp Wire Wire Line 5600 4150 5600 4050 Connection ~ 5600 4150 Wire Wire Line 5600 4150 6000 4150 Wire Wire Line 5900 6250 5900 6350 Wire Wire Line 5900 6350 6100 6350 Wire Wire Line 6400 6350 6400 6250 Wire Wire Line 6300 6250 6300 6350 Connection ~ 6300 6350 Wire Wire Line 6300 6350 6400 6350 Wire Wire Line 6200 6250 6200 6350 Connection ~ 6200 6350 Wire Wire Line 6200 6350 6300 6350 Wire Wire Line 6100 6250 6100 6350 Connection ~ 6100 6350 $Comp L power:GND #PWR? U 1 1 60B1D4EF P 5900 6450 F 0 "#PWR?" H 5900 6200 50 0001 C CNN F 1 "GND" H 5905 6277 50 0000 C CNN F 2 "" H 5900 6450 50 0001 C CNN F 3 "" H 5900 6450 50 0001 C CNN 1 5900 6450 1 0 0 -1 $EndComp Wire Wire Line 5300 5950 5200 5950 Wire Wire Line 5200 5950 5200 6350 Wire Wire Line 5200 6350 5900 6350 Connection ~ 5900 6350 Wire Wire Line 5900 6350 5900 6450 Wire Wire Line 6100 6350 6200 6350 $Comp L Device:C C? U 1 1 60B25371 P 6000 3900 F 0 "C?" V 5950 4000 50 0000 C CNN F 1 "100nF" V 6050 4050 50 0000 C CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 6038 3750 50 0001 C CNN F 3 "~" H 6000 3900 50 0001 C CNN 1 6000 3900 1 0 0 1 $EndComp $Comp L Device:C C? U 1 1 60B25864 P 6450 4100 F 0 "C?" V 6400 4200 50 0000 C CNN F 1 "100nF" V 6500 4250 50 0000 C CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 6488 3950 50 0001 C CNN F 3 "~" H 6450 4100 50 0001 C CNN 1 6450 4100 0 1 -1 0 $EndComp Wire Wire Line 6200 3950 6200 4100 Wire Wire Line 6200 4100 6300 4100 Connection ~ 6200 4100 Wire Wire Line 6200 4100 6200 4250 Wire Wire Line 6000 4050 6000 4150 Connection ~ 6000 4150 $Comp L power:GND #PWR? U 1 1 60B2E282 P 6000 3650 F 0 "#PWR?" H 6000 3400 50 0001 C CNN F 1 "GND" H 6005 3477 50 0000 C CNN F 2 "" H 6000 3650 50 0001 C CNN F 3 "" H 6000 3650 50 0001 C CNN 1 6000 3650 1 0 0 1 $EndComp $Comp L power:GND #PWR? U 1 1 60B2E59E P 6700 4100 F 0 "#PWR?" H 6700 3850 50 0001 C CNN F 1 "GND" V 6705 3972 50 0000 R CNN F 2 "" H 6700 4100 50 0001 C CNN F 3 "" H 6700 4100 50 0001 C CNN 1 6700 4100 0 -1 1 0 $EndComp Wire Wire Line 6600 4100 6700 4100 Wire Wire Line 6000 3650 6000 3750 Text GLabel 7000 4650 2 50 Input ~ 0 TXD Text GLabel 7000 4550 2 50 Input ~ 0 RXD Text GLabel 7000 4750 2 50 Input ~ 0 ~RESET Text GLabel 7000 4950 2 50 Input ~ 0 ~PROG $EndSCHEMATC