EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 4 13 Title "Democratic Sendcomm" Date "2021-01-16" Rev "0.9.4" Comp "Europalab Devices" Comment1 "Copyright © 2021, Europalab Devices" Comment2 "Fulfilling requirements of 20200210" Comment3 "Pending quality assurance testing" Comment4 "Release revision for manufacturing" $EndDescr $Comp L Connector:Conn_01x06_Male J? U 1 1 6006812D P 4750 6600 AR Path="/5F53D5B5/6006812D" Ref="J?" Part="1" AR Path="/60040981/6006812D" Ref="J5" Part="1" F 0 "J5" H 4858 6981 50 0000 C CNN F 1 "Conn_01x06_Male" H 4858 6890 50 0000 C CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x06_P2.54mm_Horizontal" H 4750 6600 50 0001 C CNN F 3 "~" H 4750 6600 50 0001 C CNN 1 4750 6600 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 60068133 P 5650 6400 AR Path="/5F53D5B5/60068133" Ref="#PWR?" Part="1" AR Path="/60040981/60068133" Ref="#PWR031" Part="1" F 0 "#PWR031" H 5650 6150 50 0001 C CNN F 1 "GND" H 5655 6227 50 0000 C CNN F 2 "" H 5650 6400 50 0001 C CNN F 3 "" H 5650 6400 50 0001 C CNN 1 5650 6400 1 0 0 -1 $EndComp Wire Wire Line 4950 6400 5650 6400 NoConn ~ 4950 6500 NoConn ~ 4950 6900 Wire Wire Line 4950 6700 5050 6700 Wire Wire Line 4950 6800 5050 6800 NoConn ~ 6550 4150 NoConn ~ 6550 4250 $Comp L power:+3V3 #PWR? U 1 1 600B7E73 P 6050 3050 AR Path="/5F53D5B5/600B7E73" Ref="#PWR?" Part="1" AR Path="/60040981/600B7E73" Ref="#PWR027" Part="1" F 0 "#PWR027" H 6050 2900 50 0001 C CNN F 1 "+3V3" H 6065 3223 50 0000 C CNN F 2 "" H 6050 3050 50 0001 C CNN F 3 "" H 6050 3050 50 0001 C CNN 1 6050 3050 1 0 0 -1 $EndComp $Comp L Device:R R? U 1 1 600B7E79 P 6650 3400 AR Path="/5F53D5B5/600B7E79" Ref="R?" Part="1" AR Path="/60040981/600B7E79" Ref="R9" Part="1" F 0 "R9" H 6720 3446 50 0000 L CNN F 1 "10K" H 6720 3355 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 6580 3400 50 0001 C CNN F 3 "~" H 6650 3400 50 0001 C CNN 1 6650 3400 1 0 0 -1 $EndComp Wire Wire Line 6050 3450 6050 3150 Wire Wire Line 6650 3250 6650 3150 Wire Wire Line 6650 3150 6050 3150 Connection ~ 6050 3150 Wire Wire Line 6050 3150 6050 3050 $Comp L Connector:Conn_ARM_JTAG_SWD_10 J? U 1 1 600B7E84 P 6050 4050 AR Path="/5F53D5B5/600B7E84" Ref="J?" Part="1" AR Path="/60040981/600B7E84" Ref="J4" Part="1" F 0 "J4" H 5750 4650 50 0000 R CNN F 1 "Conn_ARM_JTAG_SWD_10" V 5550 4500 50 0000 R CNN F 2 "Connector:Tag-Connect_TC2050-IDC-NL_2x05_P1.27mm_Vertical" H 6050 4050 50 0001 C CNN F 3 "http://infocenter.arm.com/help/topic/com.arm.doc.ddi0314h/DDI0314H_coresight_components_trm.pdf" V 5700 2800 50 0001 C CNN 1 6050 4050 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 600B7E8A P 6000 4750 AR Path="/5F53D5B5/600B7E8A" Ref="#PWR?" Part="1" AR Path="/60040981/600B7E8A" Ref="#PWR028" Part="1" F 0 "#PWR028" H 6000 4500 50 0001 C CNN F 1 "GND" H 6005 4577 50 0000 C CNN F 2 "" H 6000 4750 50 0001 C CNN F 3 "" H 6000 4750 50 0001 C CNN 1 6000 4750 1 0 0 -1 $EndComp Wire Wire Line 5950 4650 5950 4700 Wire Wire Line 5950 4700 6000 4700 Wire Wire Line 6000 4700 6000 4750 Wire Wire Line 6050 4650 6050 4700 Wire Wire Line 6050 4700 6000 4700 Connection ~ 6000 4700 Wire Wire Line 6550 3750 6650 3650 Wire Wire Line 6650 3650 6650 3550 Wire Wire Line 6550 3950 6650 3950 Text HLabel 6650 3950 2 50 Output ~ 0 SWDCLK Text HLabel 6650 3750 2 50 UnSpc ~ 0 CMDRST Text HLabel 5050 6700 2 50 Input ~ 0 UART_RX Text HLabel 5050 6800 2 50 Output ~ 0 UART_TX Text Notes 6000 2500 0 100 ~ 0 SWD Text Notes 4900 5950 0 100 ~ 0 UART $Comp L Connector:Raspberry_Pi_2_3 J3 U 1 1 5F6A7FD9 P 9400 3800 F 0 "J3" H 8750 5050 50 0000 C CNN F 1 "RPIHAT-40W" H 9900 5050 50 0000 C CNN F 2 "Connector_PinSocket_2.54mm:PinSocket_2x20_P2.54mm_Vertical" H 9400 3800 50 0001 C CNN F 3 "https://www.raspberrypi.org/documentation/hardware/raspberrypi/schematics/rpi_SCH_3bplus_1p0_reduced.pdf" H 9400 3800 50 0001 C CNN 1 9400 3800 1 0 0 -1 $EndComp Text HLabel 10200 2900 2 50 BiDi ~ 0 ID_SD Text HLabel 10200 3000 2 50 Output ~ 0 ID_SC NoConn ~ 10200 3200 NoConn ~ 10200 3300 NoConn ~ 10200 3500 NoConn ~ 10200 3600 NoConn ~ 10200 3700 NoConn ~ 10200 3900 NoConn ~ 10200 4000 NoConn ~ 10200 4100 NoConn ~ 10200 4200 NoConn ~ 10200 4300 NoConn ~ 10200 4500 NoConn ~ 10200 4600 NoConn ~ 8600 3200 NoConn ~ 8600 3300 NoConn ~ 8600 3400 NoConn ~ 8600 3600 NoConn ~ 8600 3700 NoConn ~ 8600 4000 NoConn ~ 8600 4100 NoConn ~ 8600 4200 NoConn ~ 8600 4300 NoConn ~ 8600 4500 $Comp L power:GND #PWR030 U 1 1 5F6D966D P 9000 5300 F 0 "#PWR030" H 9000 5050 50 0001 C CNN F 1 "GND" H 9005 5127 50 0000 C CNN F 2 "" H 9000 5300 50 0001 C CNN F 3 "" H 9000 5300 50 0001 C CNN 1 9000 5300 1 0 0 -1 $EndComp Wire Wire Line 9000 5100 9000 5200 Wire Wire Line 9100 5100 9100 5200 Wire Wire Line 9100 5200 9000 5200 Connection ~ 9000 5200 Wire Wire Line 9000 5200 9000 5300 Wire Wire Line 9200 5100 9200 5200 Wire Wire Line 9200 5200 9100 5200 Connection ~ 9100 5200 Wire Wire Line 9300 5100 9300 5200 Wire Wire Line 9300 5200 9200 5200 Connection ~ 9200 5200 Wire Wire Line 9400 5100 9400 5200 Wire Wire Line 9400 5200 9300 5200 Connection ~ 9300 5200 Wire Wire Line 9500 5100 9500 5200 Wire Wire Line 9500 5200 9400 5200 Connection ~ 9400 5200 Wire Wire Line 9600 5100 9600 5200 Wire Wire Line 9600 5200 9500 5200 Connection ~ 9500 5200 Wire Wire Line 9700 5100 9700 5200 Wire Wire Line 9700 5200 9600 5200 Connection ~ 9600 5200 $Comp L power:+3V3 #PWR? U 1 1 5F6E4AB0 P 9500 2300 AR Path="/5F53D5B5/5F6E4AB0" Ref="#PWR?" Part="1" AR Path="/60040981/5F6E4AB0" Ref="#PWR026" Part="1" F 0 "#PWR026" H 9500 2150 50 0001 C CNN F 1 "+3V3" H 9515 2473 50 0000 C CNN F 2 "" H 9500 2300 50 0001 C CNN F 3 "" H 9500 2300 50 0001 C CNN 1 9500 2300 1 0 0 -1 $EndComp Wire Wire Line 9500 2500 9500 2400 Wire Wire Line 9600 2500 9600 2400 Wire Wire Line 9600 2400 9500 2400 Connection ~ 9500 2400 Wire Wire Line 9500 2400 9500 2300 Text HLabel 7800 2900 0 50 Input ~ 0 UART_RX Text HLabel 7800 3000 0 50 Output ~ 0 UART_TX $Comp L Device:Jumper_NO_Small JP2 U 1 1 5F6EEE9D P 8200 2900 F 0 "JP2" H 8200 3085 50 0000 C CNN F 1 "Jumper" H 8200 2994 50 0000 C CNN F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_Pad1.0x1.5mm" H 8200 2900 50 0001 C CNN F 3 "~" H 8200 2900 50 0001 C CNN 1 8200 2900 1 0 0 -1 $EndComp $Comp L Device:Jumper_NO_Small JP3 U 1 1 5F6F4E2A P 8200 3000 F 0 "JP3" H 8200 2925 50 0000 C CNN F 1 "Jumper" H 8200 2850 50 0000 C CNN F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_Pad1.0x1.5mm" H 8200 3000 50 0001 C CNN F 3 "~" H 8200 3000 50 0001 C CNN 1 8200 3000 1 0 0 -1 $EndComp Wire Wire Line 8300 2900 8600 2900 Wire Wire Line 8300 3000 8600 3000 Wire Wire Line 8100 2900 7800 2900 Wire Wire Line 8100 3000 7800 3000 Text Notes 9200 2000 0 100 ~ 0 HAT Wire Wire Line 3400 2600 2500 2600 Connection ~ 3400 2600 $Comp L power:PWR_FLAG #FLG08 U 1 1 5F59B582 P 3400 2600 F 0 "#FLG08" H 3400 2675 50 0001 C CNN F 1 "PWR_FLAG" H 3400 2773 50 0000 C CNN F 2 "" H 3400 2600 50 0001 C CNN F 3 "~" H 3400 2600 50 0001 C CNN 1 3400 2600 1 0 0 -1 $EndComp Wire Wire Line 3800 4550 1900 4550 Wire Wire Line 3800 3200 3800 4550 Connection ~ 3800 4550 Wire Wire Line 4200 4550 3800 4550 Wire Wire Line 4200 3200 4200 4550 Connection ~ 4200 4550 Wire Wire Line 4600 4550 4200 4550 Wire Wire Line 2800 3300 2700 3300 Wire Wire Line 2800 3200 2700 3200 Text Notes 2800 2000 0 100 ~ 0 USB Text HLabel 2800 3300 2 50 BiDi ~ 0 USB_P Text HLabel 2800 3200 2 50 BiDi ~ 0 USB_N NoConn ~ 2500 3800 NoConn ~ 2500 3700 Wire Wire Line 2500 2900 3800 2900 Wire Wire Line 4200 2800 4200 2900 Wire Wire Line 2500 2800 4200 2800 $Comp L Device:R R? U 1 1 6005D79D P 4200 3050 AR Path="/5F53D5B5/6005D79D" Ref="R?" Part="1" AR Path="/60040981/6005D79D" Ref="R8" Part="1" F 0 "R8" H 4270 3096 50 0000 L CNN F 1 "2K4" H 4270 3005 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 4130 3050 50 0001 C CNN F 3 "~" H 4200 3050 50 0001 C CNN 1 4200 3050 1 0 0 -1 $EndComp $Comp L Device:R R? U 1 1 6005D791 P 3800 3050 AR Path="/5F53D5B5/6005D791" Ref="R?" Part="1" AR Path="/60040981/6005D791" Ref="R7" Part="1" F 0 "R7" H 3870 3096 50 0000 L CNN F 1 "2K4" H 3870 3005 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 3730 3050 50 0001 C CNN F 3 "~" H 3800 3050 50 0001 C CNN 1 3800 3050 1 0 0 -1 $EndComp Connection ~ 1900 4550 Wire Wire Line 4600 3600 4600 4550 $Comp L Device:R R? U 1 1 6005D77E P 4600 3450 AR Path="/5F53D5B5/6005D77E" Ref="R?" Part="1" AR Path="/60040981/6005D77E" Ref="R6" Part="1" F 0 "R6" H 4670 3496 50 0000 L CNN F 1 "47K" H 4670 3405 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 4530 3450 50 0001 C CNN F 3 "~" H 4600 3450 50 0001 C CNN 1 4600 3450 1 0 0 -1 $EndComp $Comp L Device:R R? U 1 1 6005D774 P 4600 3050 AR Path="/5F53D5B5/6005D774" Ref="R?" Part="1" AR Path="/60040981/6005D774" Ref="R5" Part="1" F 0 "R5" H 4670 3096 50 0000 L CNN F 1 "47K" H 4670 3005 50 0000 L CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 4530 3050 50 0001 C CNN F 3 "~" H 4600 3050 50 0001 C CNN 1 4600 3050 1 0 0 -1 $EndComp Wire Wire Line 2700 3100 2500 3100 Wire Wire Line 2700 3200 2700 3100 Connection ~ 2700 3200 Wire Wire Line 2500 3200 2700 3200 Connection ~ 2700 3100 Wire Wire Line 3600 3100 2700 3100 Wire Wire Line 3600 3400 3600 3100 Wire Wire Line 3400 3200 3400 2600 Wire Wire Line 1900 4350 1900 4550 Wire Wire Line 1900 4100 1900 4350 Connection ~ 1900 4350 Wire Wire Line 3400 4350 1900 4350 Wire Wire Line 3400 3600 3400 4350 Wire Wire Line 2700 3400 3200 3400 Wire Wire Line 2700 3300 2700 3400 Connection ~ 2700 3300 Wire Wire Line 2500 3300 2700 3300 Connection ~ 2700 3400 Wire Wire Line 2500 3400 2700 3400 $Comp L Power_Protection:NUP2202 U? U 1 1 6005D760 P 3400 3400 AR Path="/5F53D5B5/6005D760" Ref="U?" Part="1" AR Path="/60040981/6005D760" Ref="U5" Part="1" F 0 "U5" H 3450 3600 50 0000 L CNN F 1 "NUP2202" H 3250 3150 50 0000 L CNN F 2 "Package_TO_SOT_SMD:SOT-363_SC-70-6" H 3480 3475 50 0001 C CNN F 3 "http://www.onsemi.ru.com/pub_link/Collateral/NUP2202W1-D.PDF" H 3480 3475 50 0001 C CNN 1 3400 3400 1 0 0 -1 $EndComp Wire Wire Line 1900 4850 1900 4900 Connection ~ 1900 4850 Wire Wire Line 1300 4850 1900 4850 Wire Wire Line 1300 4600 1300 4850 Wire Wire Line 1900 4550 1900 4700 Wire Wire Line 1900 4700 1900 4850 Connection ~ 1900 4700 Wire Wire Line 1700 4700 1900 4700 Wire Wire Line 1700 4600 1700 4700 Wire Wire Line 1700 4300 1700 4200 Wire Wire Line 1300 4200 1300 4300 Wire Wire Line 1700 4200 1600 4200 Wire Wire Line 1600 4200 1300 4200 Connection ~ 1600 4200 Wire Wire Line 1600 4100 1600 4200 $Comp L power:GND #PWR? U 1 1 6005D74C P 1900 4900 AR Path="/5F53D5B5/6005D74C" Ref="#PWR?" Part="1" AR Path="/60040981/6005D74C" Ref="#PWR029" Part="1" F 0 "#PWR029" H 1900 4650 50 0001 C CNN F 1 "GND" H 1905 4727 50 0000 C CNN F 2 "" H 1900 4900 50 0001 C CNN F 3 "" H 1900 4900 50 0001 C CNN 1 1900 4900 1 0 0 -1 $EndComp $Comp L Device:C C? U 1 1 6005D746 P 1300 4450 AR Path="/5F53D5B5/6005D746" Ref="C?" Part="1" AR Path="/60040981/6005D746" Ref="C40" Part="1" F 0 "C40" H 1200 4500 50 0000 R CNN F 1 "4,7nF" H 1200 4400 50 0000 R CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 1338 4300 50 0001 C CNN F 3 "~" H 1300 4450 50 0001 C CNN 1 1300 4450 1 0 0 -1 $EndComp $Comp L Device:R R? U 1 1 6005D740 P 1700 4450 AR Path="/5F53D5B5/6005D740" Ref="R?" Part="1" AR Path="/60040981/6005D740" Ref="R10" Part="1" F 0 "R10" H 1625 4500 50 0000 R CNN F 1 "1M" H 1625 4400 50 0000 R CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 1630 4450 50 0001 C CNN F 3 "~" H 1700 4450 50 0001 C CNN 1 1700 4450 1 0 0 -1 $EndComp $Comp L Connector:USB_C_Receptacle_USB2.0 J2 U 1 1 5F8FC344 P 1900 3200 F 0 "J2" H 2007 4067 50 0000 C CNN F 1 "USB_C_Receptacle_USB2.0" H 2007 3976 50 0000 C CNN F 2 "Connector_USB:USB_C_Receptacle_HRO_TYPE-C-31-M-12" H 2050 3200 50 0001 C CNN F 3 "https://www.usb.org/sites/default/files/documents/usb_type-c.zip" H 2050 3200 50 0001 C CNN 1 1900 3200 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_02x04_Top_Bottom J6 U 1 1 5F9DDFF1 P 3500 6550 F 0 "J6" H 3550 6867 50 0000 C CNN F 1 "Conn_02x04_Top_Bottom" H 3550 6776 50 0000 C CNN F 2 "Elabdev:Millmax_Pogopin_2x4_P2.54mm" H 3500 6550 50 0001 C CNN F 3 "~" H 3500 6550 50 0001 C CNN 1 3500 6550 1 0 0 -1 $EndComp Text Notes 3350 5950 0 100 ~ 0 POGO $Comp L Elabdev:Soldfeld SF1 U 1 1 5FA04057 P 1650 6600 F 0 "SF1" H 1878 6646 50 0000 L CNN F 1 "Soldfeld" H 1878 6555 50 0000 L CNN F 2 "Elabdev:SolderlittleArea_8" H 1650 6400 50 0001 C CNN F 3 "" H 1650 6600 50 0001 C CNN 1 1650 6600 1 0 0 -1 $EndComp Text Notes 1500 6100 0 100 ~ 0 Sold\nfield NoConn ~ 4950 6600 Text Notes 7050 3025 0 50 ~ 0 Crossed\nterminals $Comp L Connector_Generic:Conn_02x05_Odd_Even J20 U 1 1 5FE904F4 P 7650 4350 F 0 "J20" H 7700 4767 50 0000 C CNN F 1 "Conn_02x05" H 7700 4676 50 0000 C CNN F 2 "Connector_PinHeader_1.27mm:PinHeader_2x05_P1.27mm_Vertical" H 7650 4350 50 0001 C CNN F 3 "~" H 7650 4350 50 0001 C CNN 1 7650 4350 -1 0 0 -1 $EndComp Wire Wire Line 6550 4050 6650 4150 Text HLabel 6650 4050 2 50 BiDi ~ 0 SWDIO Wire Wire Line 6550 4050 6650 4050 Connection ~ 6550 4050 Wire Wire Line 6550 3950 6650 3850 Connection ~ 6550 3950 Wire Wire Line 6650 3850 7050 3850 Wire Wire Line 7050 3850 7150 3950 Wire Wire Line 7150 3950 7150 4250 NoConn ~ 7350 4350 NoConn ~ 7350 4450 NoConn ~ 7850 4450 $Comp L power:GND #PWR? U 1 1 5FEC1744 P 7950 4650 AR Path="/5F53D5B5/5FEC1744" Ref="#PWR?" Part="1" AR Path="/60040981/5FEC1744" Ref="#PWR041" Part="1" F 0 "#PWR041" H 7950 4400 50 0001 C CNN F 1 "GND" H 7800 4575 50 0000 C CNN F 2 "" H 7950 4650 50 0001 C CNN F 3 "" H 7950 4650 50 0001 C CNN 1 7950 4650 1 0 0 -1 $EndComp Wire Wire Line 7850 4550 7950 4550 Wire Wire Line 7950 4550 7950 4650 Wire Wire Line 7850 4350 7950 4350 Wire Wire Line 7950 4350 7950 4550 Connection ~ 7950 4550 Wire Wire Line 7850 4250 7950 4250 Wire Wire Line 7950 4250 7950 4350 Connection ~ 7950 4350 Wire Wire Line 6650 3750 6550 3750 Connection ~ 6550 3750 Wire Wire Line 7250 3650 7250 4550 Wire Wire Line 7250 4550 7350 4550 Connection ~ 6650 3650 Wire Wire Line 7350 4250 7150 4250 Wire Wire Line 6650 4150 7350 4150 $Comp L power:+3V3 #PWR? U 1 1 5FEEDE23 P 7950 3950 AR Path="/5F53D5B5/5FEEDE23" Ref="#PWR?" Part="1" AR Path="/60040981/5FEEDE23" Ref="#PWR040" Part="1" F 0 "#PWR040" H 7950 3800 50 0001 C CNN F 1 "+3V3" H 7965 4123 50 0000 C CNN F 2 "" H 7950 3950 50 0001 C CNN F 3 "" H 7950 3950 50 0001 C CNN 1 7950 3950 1 0 0 -1 $EndComp Wire Wire Line 7850 4150 7950 4150 Wire Wire Line 7950 4150 7950 3950 $Comp L Connector:TestPoint TP7 U 1 1 5FCA66A8 P 2900 6300 F 0 "TP7" H 2850 6450 50 0000 R CNN F 1 "TestPoint" H 2850 6350 50 0000 R CNN F 2 "TestPoint:TestPoint_Pad_2.0x2.0mm" H 3100 6300 50 0001 C CNN F 3 "~" H 3100 6300 50 0001 C CNN 1 2900 6300 1 0 0 -1 $EndComp $Comp L Connector:TestPoint TP8 U 1 1 5FCB3E54 P 2900 6500 F 0 "TP8" H 2850 6650 50 0000 R CNN F 1 "TestPoint" H 2850 6550 50 0000 R CNN F 2 "TestPoint:TestPoint_Pad_2.0x2.0mm" H 3100 6500 50 0001 C CNN F 3 "~" H 3100 6500 50 0001 C CNN 1 2900 6500 1 0 0 -1 $EndComp $Comp L Connector:TestPoint TP9 U 1 1 5FCB3F22 P 2900 6700 F 0 "TP9" H 2850 6850 50 0000 R CNN F 1 "TestPoint" H 2850 6750 50 0000 R CNN F 2 "TestPoint:TestPoint_Pad_2.0x2.0mm" H 3100 6700 50 0001 C CNN F 3 "~" H 3100 6700 50 0001 C CNN 1 2900 6700 1 0 0 -1 $EndComp $Comp L Connector:TestPoint TP10 U 1 1 5FCB3FF0 P 2900 6900 F 0 "TP10" H 2850 7050 50 0000 R CNN F 1 "TestPoint" H 2850 6950 50 0000 R CNN F 2 "TestPoint:TestPoint_Pad_2.0x2.0mm" H 3100 6900 50 0001 C CNN F 3 "~" H 3100 6900 50 0001 C CNN 1 2900 6900 1 0 0 -1 $EndComp Wire Wire Line 3300 6450 3000 6450 Wire Wire Line 3000 6450 3000 6300 Wire Wire Line 3000 6300 2900 6300 Wire Wire Line 3300 6550 3000 6550 Wire Wire Line 3000 6550 3000 6500 Wire Wire Line 3000 6500 2900 6500 Wire Wire Line 3300 6650 3000 6650 Wire Wire Line 3000 6650 3000 6700 Wire Wire Line 3000 6700 2900 6700 Wire Wire Line 3300 6750 3000 6750 Wire Wire Line 3000 6750 3000 6900 Wire Wire Line 3000 6900 2900 6900 $Comp L power:GND #PWR064 U 1 1 5FEED3C2 P 4000 6750 F 0 "#PWR064" H 4000 6500 50 0001 C CNN F 1 "GND" H 4005 6577 50 0000 C CNN F 2 "" H 4000 6750 50 0001 C CNN F 3 "" H 4000 6750 50 0001 C CNN 1 4000 6750 1 0 0 -1 $EndComp $Comp L power:+3V3 #PWR063 U 1 1 5FEEDAF7 P 4400 6650 F 0 "#PWR063" H 4400 6500 50 0001 C CNN F 1 "+3V3" H 4415 6823 50 0000 C CNN F 2 "" H 4400 6650 50 0001 C CNN F 3 "" H 4400 6650 50 0001 C CNN 1 4400 6650 1 0 0 -1 $EndComp Wire Wire Line 3800 6650 4400 6650 Wire Wire Line 3800 6750 4000 6750 Text HLabel 5000 2000 2 50 Output ~ 0 USB_BUS Wire Wire Line 3400 2600 3800 2600 Wire Wire Line 4600 3200 4600 3250 Wire Wire Line 4600 3250 4700 3250 Connection ~ 4600 3250 Wire Wire Line 4600 3250 4600 3300 Text GLabel 4700 3250 2 50 Output ~ 0 USB_TST Text HLabel 3900 6450 2 50 Input ~ 0 I2C_SCL Text HLabel 3900 6550 2 50 BiDi ~ 0 I2C_SDA Wire Wire Line 3800 6550 3900 6550 Wire Wire Line 3800 6450 3900 6450 Wire Wire Line 4600 2600 4600 2900 $Comp L Device:Ferrite_Bead FB2 U 1 1 5FECBBBC P 4350 2000 F 0 "FB2" V 4525 2000 50 0000 C CNN F 1 "MH2029-471Y" V 4167 2000 50 0000 C CNN F 2 "Inductor_SMD:L_0805_2012Metric" V 4280 2000 50 0001 C CNN F 3 "~" H 4350 2000 50 0001 C CNN 1 4350 2000 0 1 1 0 $EndComp $Comp L Device:C C? U 1 1 5FECFDF8 P 4100 2150 AR Path="/5F53D5B5/5FECFDF8" Ref="C?" Part="1" AR Path="/60040981/5FECFDF8" Ref="C97" Part="1" F 0 "C97" H 4000 2200 50 0000 R CNN F 1 "1nF" H 4000 2100 50 0000 R CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 4138 2000 50 0001 C CNN F 3 "~" H 4100 2150 50 0001 C CNN 1 4100 2150 1 0 0 -1 $EndComp $Comp L Device:C C? U 1 1 5FED0551 P 4600 2150 AR Path="/5F53D5B5/5FED0551" Ref="C?" Part="1" AR Path="/60040981/5FED0551" Ref="C98" Part="1" F 0 "C98" H 4700 2200 50 0000 L CNN F 1 "1nF" H 4700 2100 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 4638 2000 50 0001 C CNN F 3 "~" H 4600 2150 50 0001 C CNN 1 4600 2150 1 0 0 -1 $EndComp Wire Wire Line 4100 2000 4200 2000 Wire Wire Line 4500 2000 4600 2000 $Comp L power:GND #PWR061 U 1 1 5FED97A7 P 4600 2300 F 0 "#PWR061" H 4600 2050 50 0001 C CNN F 1 "GND" H 4605 2127 50 0000 C CNN F 2 "" H 4600 2300 50 0001 C CNN F 3 "" H 4600 2300 50 0001 C CNN 1 4600 2300 1 0 0 -1 $EndComp Wire Wire Line 4100 2300 4600 2300 Connection ~ 4600 2300 Wire Wire Line 4600 2000 4900 2000 Connection ~ 4600 2000 Wire Wire Line 4100 2000 3800 2000 Connection ~ 4100 2000 Connection ~ 3800 2600 Wire Wire Line 3800 2600 4600 2600 Wire Wire Line 3800 2000 3800 2600 $Comp L Connector:TestPoint_Flag TP16 U 1 1 5FF321A1 P 7150 4250 F 0 "TP16" H 7275 4325 50 0000 C CNN F 1 "Test" H 7225 4425 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_2.0x2.0mm" H 7350 4250 50 0001 C CNN F 3 "~" H 7350 4250 50 0001 C CNN 1 7150 4250 -1 0 0 1 $EndComp $Comp L Connector:TestPoint_Flag TP14 U 1 1 5FF37EB1 P 7250 3650 F 0 "TP14" H 7375 3725 50 0000 C CNN F 1 "Test" H 7275 3825 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_2.0x2.0mm" H 7450 3650 50 0001 C CNN F 3 "~" H 7450 3650 50 0001 C CNN 1 7250 3650 1 0 0 -1 $EndComp Connection ~ 7250 3650 $Comp L Connector:TestPoint_Flag TP15 U 1 1 5FF38589 P 6650 4250 F 0 "TP15" H 6775 4325 50 0000 C CNN F 1 "Test" H 6875 4425 50 0000 R CNN F 2 "TestPoint:TestPoint_Pad_2.0x2.0mm" H 6850 4250 50 0001 C CNN F 3 "~" H 6850 4250 50 0001 C CNN 1 6650 4250 1 0 0 1 $EndComp Connection ~ 7150 4250 Wire Wire Line 6650 4150 6650 4250 Connection ~ 6650 4150 $Comp L Connector:TestPoint_Flag TP17 U 1 1 5FF58840 P 2500 3100 F 0 "TP17" H 2540 3170 50 0000 L CNN F 1 "TPoint" H 2775 3175 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_2.0x2.0mm" H 2700 3100 50 0001 C CNN F 3 "~" H 2700 3100 50 0001 C CNN 1 2500 3100 1 0 0 -1 $EndComp Connection ~ 2500 3100 $Comp L Connector:TestPoint_Flag TP18 U 1 1 5FF592FC P 2500 3400 F 0 "TP18" H 2540 3480 50 0000 L CNN F 1 "TPoint" H 2775 3475 50 0000 L CNN F 2 "TestPoint:TestPoint_Pad_2.0x2.0mm" H 2700 3400 50 0001 C CNN F 3 "~" H 2700 3400 50 0001 C CNN 1 2500 3400 1 0 0 1 $EndComp Connection ~ 2500 3400 NoConn ~ 8600 3800 Wire Wire Line 6650 3650 7250 3650 Wire Wire Line 8600 4400 8500 4400 Wire Wire Line 8500 4400 8000 4900 Wire Wire Line 8000 4900 7600 4900 Wire Wire Line 7600 4900 7250 4550 Connection ~ 7250 4550 Text Notes 7600 5050 0 50 ~ 0 Host ~RESET~ $Comp L Device:Jumper_NO_Small JP7 U 1 1 600CF731 P 8200 2100 F 0 "JP7" H 8200 2285 50 0000 C CNN F 1 "Jumper" H 8200 2194 50 0000 C CNN F 2 "Jumper:SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm" H 8200 2100 50 0001 C CNN F 3 "~" H 8200 2100 50 0001 C CNN 1 8200 2100 1 0 0 -1 $EndComp Wire Wire Line 4900 2000 5000 2100 Wire Wire Line 5000 2100 8100 2100 Connection ~ 4900 2000 Wire Wire Line 4900 2000 5000 2000 Wire Wire Line 8300 2100 9200 2100 Wire Wire Line 9200 2100 9300 2200 Wire Wire Line 9300 2400 9300 2500 Connection ~ 9300 2400 Wire Wire Line 9300 2200 9300 2400 Wire Wire Line 9200 2400 9300 2400 Wire Wire Line 9200 2500 9200 2400 Text Notes 8075 2225 0 50 ~ 0 Closed $EndSCHEMATC