EESchema Schematic File Version 4 EELAYER 29 0 EELAYER END $Descr A3 16535 11693 encoding utf-8 Sheet 1 2 Title "STM32 Ethernet BOB" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr Text HLabel 7050 1500 2 60 Input ~ 0 STM_MDIO Text HLabel 7300 4100 2 60 Input ~ 0 STM_TXEN Text HLabel 7300 4300 2 60 Input ~ 0 STM_TXD1 Text HLabel 7300 5100 2 60 Input ~ 0 STM_RXD0 Text HLabel 7300 5200 2 60 Input ~ 0 STM_RXD1 Text HLabel 7300 4200 2 60 Input ~ 0 STM_TXD0 $Comp L Connector:USB_OTG P1 U 1 1 57A96FED P 800 7250 F 0 "P1" V 923 7438 50 0000 L CNN F 1 "USB_OTG" V 832 7438 50 0000 L CNN F 2 "stmbl:USB_Micro-B" V 750 7150 50 0001 C CNN F 3 "" V 750 7150 50 0000 C CNN 1 800 7250 1 0 0 -1 $EndComp Text HLabel 7300 4800 2 60 Input ~ 0 STM_MDC $Comp L stmbl:GND #PWR026 U 1 1 57C09306 P 5900 6600 F 0 "#PWR026" H 5900 6350 50 0001 C CNN F 1 "GND" H 6050 6500 50 0000 C CNN F 2 "" H 5900 6600 50 0000 C CNN F 3 "" H 5900 6600 50 0000 C CNN 1 5900 6600 1 0 0 -1 $EndComp $Comp L ethernet_bob-rescue:+3.3V- #PWR027 U 1 1 57C09344 P 5850 900 AR Path="/57C09344" Ref="#PWR027" Part="1" AR Path="/57A8F795/57C09344" Ref="#PWR027" Part="1" F 0 "#PWR027" H 5850 750 50 0001 C CNN F 1 "+3.3V" H 5865 1073 50 0000 C CNN F 2 "" H 5850 900 50 0000 C CNN F 3 "" H 5850 900 50 0000 C CNN 1 5850 900 1 0 0 -1 $EndComp Text GLabel 1200 7250 2 60 Input ~ 0 USB+ Text GLabel 1200 7350 2 60 Input ~ 0 USB- Text GLabel 6700 2500 2 60 Input ~ 0 USB+ $Comp L stmbl:Jumper_NO_Small JP1 U 1 1 57C0A1BB P 4700 1500 F 0 "JP1" H 4700 1764 50 0000 C CNN F 1 "BOOT0" H 4700 1673 50 0000 C CNN F 2 "Capacitors_SMD:C_0603" H 4700 1500 50 0001 C CNN F 3 "" H 4700 1500 50 0000 C CNN 1 4700 1500 1 0 0 -1 $EndComp $Comp L stmbl:GND #PWR030 U 1 1 57C0A25C P 3850 1650 F 0 "#PWR030" H 3850 1400 50 0001 C CNN F 1 "GND" H 3855 1477 50 0000 C CNN F 2 "" H 3850 1650 50 0000 C CNN F 3 "" H 3850 1650 50 0000 C CNN 1 3850 1650 1 0 0 -1 $EndComp $Comp L stmbl:C C10 U 1 1 57C0A450 P 4000 1400 F 0 "C10" V 3748 1400 50 0000 C CNN F 1 "C" V 3839 1400 50 0000 C CNN F 2 "stmbl:C_0603" H 4038 1250 50 0001 C CNN F 3 "" H 4000 1400 50 0000 C CNN 1 4000 1400 0 1 1 0 $EndComp $Comp L stmbl:+5VP #PWR031 U 1 1 57C0B845 P 1600 7050 F 0 "#PWR031" H 1600 6900 50 0001 C CNN F 1 "+5VP" V 1615 7178 50 0000 L CNN F 2 "" H 1600 7050 50 0000 C CNN F 3 "" H 1600 7050 50 0000 C CNN 1 1600 7050 0 1 1 0 $EndComp $Comp L stmbl:C C11 U 1 1 57C0E303 P 5400 7600 F 0 "C11" H 5285 7554 50 0000 R CNN F 1 "100n" H 5285 7645 50 0000 R CNN F 2 "stmbl:C_0603" H 5438 7450 50 0001 C CNN F 3 "" H 5400 7600 50 0000 C CNN 1 5400 7600 -1 0 0 1 $EndComp $Comp L stmbl:C C12 U 1 1 57C0E5AF P 5650 7600 F 0 "C12" H 5535 7554 50 0000 R CNN F 1 "100n" H 5535 7645 50 0000 R CNN F 2 "stmbl:C_0603" H 5688 7450 50 0001 C CNN F 3 "" H 5650 7600 50 0000 C CNN 1 5650 7600 -1 0 0 1 $EndComp $Comp L stmbl:C C13 U 1 1 57C0E5E3 P 5900 7600 F 0 "C13" H 5785 7554 50 0000 R CNN F 1 "100n" H 5785 7645 50 0000 R CNN F 2 "stmbl:C_0603" H 5938 7450 50 0001 C CNN F 3 "" H 5900 7600 50 0000 C CNN 1 5900 7600 -1 0 0 1 $EndComp $Comp L stmbl:C C14 U 1 1 57C0E61A P 6150 7600 F 0 "C14" H 6035 7554 50 0000 R CNN F 1 "100n" H 6035 7645 50 0000 R CNN F 2 "stmbl:C_0603" H 6188 7450 50 0001 C CNN F 3 "" H 6150 7600 50 0000 C CNN 1 6150 7600 -1 0 0 1 $EndComp $Comp L stmbl:C C15 U 1 1 57C0E65C P 6400 7600 F 0 "C15" H 6285 7554 50 0000 R CNN F 1 "100n" H 6285 7645 50 0000 R CNN F 2 "stmbl:C_0603" H 6438 7450 50 0001 C CNN F 3 "" H 6400 7600 50 0000 C CNN 1 6400 7600 -1 0 0 1 $EndComp $Comp L stmbl:C C16 U 1 1 57C0E699 P 6650 7600 F 0 "C16" H 6535 7554 50 0000 R CNN F 1 "100n" H 6535 7645 50 0000 R CNN F 2 "stmbl:C_0603" H 6688 7450 50 0001 C CNN F 3 "" H 6650 7600 50 0000 C CNN 1 6650 7600 -1 0 0 1 $EndComp $Comp L stmbl:GND #PWR032 U 1 1 57C0E6F5 P 6050 7750 F 0 "#PWR032" H 6050 7500 50 0001 C CNN F 1 "GND" H 6055 7577 50 0000 C CNN F 2 "" H 6050 7750 50 0000 C CNN F 3 "" H 6050 7750 50 0000 C CNN 1 6050 7750 1 0 0 -1 $EndComp $Comp L ethernet_bob-rescue:+3.3V- #PWR033 U 1 1 57C0E7E0 P 6050 7450 AR Path="/57C0E7E0" Ref="#PWR033" Part="1" AR Path="/57A8F795/57C0E7E0" Ref="#PWR033" Part="1" F 0 "#PWR033" H 6050 7300 50 0001 C CNN F 1 "+3.3V" H 6065 7623 50 0000 C CNN F 2 "" H 6050 7450 50 0000 C CNN F 3 "" H 6050 7450 50 0000 C CNN 1 6050 7450 1 0 0 -1 $EndComp Text HLabel 7300 4000 2 60 Input ~ 0 STM_RXER $Comp L stmbl:+3V3 #PWR048 U 1 1 57EADA72 P 15650 3100 F 0 "#PWR048" H 15650 2950 50 0001 C CNN F 1 "+3V3" H 15665 3273 50 0000 C CNN F 2 "" H 15650 3100 50 0000 C CNN F 3 "" H 15650 3100 50 0000 C CNN 1 15650 3100 1 0 0 -1 $EndComp $Comp L ethernet_bob-rescue:+3.3V- #PWR049 U 1 1 57EADBCD P 15850 3100 AR Path="/57EADBCD" Ref="#PWR049" Part="1" AR Path="/57A8F795/57EADBCD" Ref="#PWR049" Part="1" F 0 "#PWR049" H 15850 2950 50 0001 C CNN F 1 "+3.3V" H 15850 3300 50 0000 C CNN F 2 "" H 15850 3100 50 0000 C CNN F 3 "" H 15850 3100 50 0000 C CNN 1 15850 3100 1 0 0 -1 $EndComp Text GLabel 7600 3250 2 60 Input ~ 0 PB4 Text 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#PWR053 U 1 1 57ED5C25 P 4700 2200 F 0 "#PWR053" H 4700 1950 50 0001 C CNN F 1 "GND" H 4705 2027 50 0000 C CNN F 2 "" H 4700 2200 50 0000 C CNN F 3 "" H 4700 2200 50 0000 C CNN 1 4700 2200 1 0 0 -1 $EndComp $Comp L ethernet_bob-rescue:+3.3V- #PWR054 U 1 1 57ED5D80 P 4800 1900 AR Path="/57ED5D80" Ref="#PWR054" Part="1" AR Path="/57A8F795/57ED5D80" Ref="#PWR054" Part="1" F 0 "#PWR054" H 4800 1750 50 0001 C CNN F 1 "+3.3V" H 4815 2073 50 0000 C CNN F 2 "" H 4800 1900 50 0000 C CNN F 3 "" H 4800 1900 50 0000 C CNN 1 4800 1900 0 -1 -1 0 $EndComp $Comp L stmbl:C C17 U 1 1 57ED64E7 P 4350 2050 F 0 "C17" H 4235 2004 50 0000 R CNN F 1 "100n" H 4235 2095 50 0000 R CNN F 2 "stmbl:C_0603" H 4388 1900 50 0001 C CNN F 3 "" H 4350 2050 50 0000 C CNN 1 4350 2050 -1 0 0 1 $EndComp Text HLabel 6700 2000 2 60 Input ~ 0 STM_CRS $Comp L stmbl:USB_OTG P4 U 1 1 57FF3E8B P 800 8350 AR Path="/57FF3E8B" Ref="P4" Part="1" AR Path="/57A8F795/57FF3E8B" Ref="P4" Part="1" F 0 "P4" V 873 8538 50 0000 L CNN F 1 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6700 4400 2 60 Input ~ 0 USB_OTG- Text GLabel 6700 2400 2 60 Input ~ 0 USB- $Comp L stmbl:CONN_01X05 P5 U 1 1 5808B066 P 1200 9600 F 0 "P5" H 1200 9350 50 0000 C CNN F 1 "CONN_01X04" H 1200 9900 50 0000 C CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_Vertical" H 1200 9600 50 0001 C CNN F 3 "" H 1200 9600 50 0000 C CNN 1 1200 9600 -1 0 0 1 $EndComp Text Notes 1100 9350 0 60 ~ 0 SWD Text Notes 7100 2350 0 60 ~ 0 PA10 rs485 enable needs pullup $Comp L stmbl:USBLC6-4SC6 U5 U 1 1 5808E30E P 3750 8000 F 0 "U5" H 3750 8567 50 0000 C CNN F 1 "USBLC6-4SC6" H 3750 8476 50 0000 C CNN F 2 "TO_SOT_Packages_SMD:SOT-23-6" H 4050 8450 50 0001 C CNN F 3 "" H 3500 8350 50 0001 C CNN 1 3750 8000 1 0 0 -1 $EndComp Text GLabel 3150 7800 0 60 Input ~ 0 USB- Wire Wire Line 3150 7800 3250 7800 Wire Wire Line 4250 7800 4350 7800 Wire Wire Line 3150 8200 3250 8200 Wire Wire Line 4250 8200 4350 8200 $Comp L stmbl:GND #PWR059 U 1 1 58090ECC P 3250 8050 F 0 "#PWR059" H 3250 7800 50 0001 C CNN F 1 "GND" V 3255 7922 50 0000 R CNN F 2 "" H 3250 8050 50 0000 C CNN F 3 "" H 3250 8050 50 0000 C CNN 1 3250 8050 1 0 0 -1 $EndComp Wire Wire Line 3250 8050 3250 8000 $Comp L ethernet_bob-rescue:+3.3V- #PWR060 U 1 1 580915AA P 4350 8000 AR Path="/580915AA" Ref="#PWR060" Part="1" AR Path="/57A8F795/580915AA" Ref="#PWR060" Part="1" F 0 "#PWR060" H 4350 7850 50 0001 C CNN F 1 "+3.3V" H 4365 8173 50 0000 C CNN F 2 "" H 4350 8000 50 0000 C CNN F 3 "" H 4350 8000 50 0000 C CNN 1 4350 8000 0 1 1 0 $EndComp Wire Wire Line 4250 8000 4350 8000 Wire Wire Line 6600 2100 6700 2100 Text GLabel 4350 8200 2 60 Input ~ 0 USB_OTG- Text GLabel 3150 8200 0 60 Input ~ 0 USB_OTG+ Text GLabel 4350 7800 2 60 Input ~ 0 USB+ Text GLabel 1500 9700 2 60 Input ~ 0 PA13 Text GLabel 1500 9500 2 60 Input ~ 0 PA14 $Comp L stmbl:GND #PWR061 U 1 1 580E092B P 1500 9600 F 0 "#PWR061" H 1500 9350 50 0001 C CNN F 1 "GND" V 1505 9472 50 0000 R CNN F 2 "" H 1500 9600 50 0000 C CNN F 3 "" H 1500 9600 50 0000 C CNN 1 1500 9600 0 -1 -1 0 $EndComp Text GLabel 4450 1150 1 60 Input ~ 0 NRST Text GLabel 1500 9800 2 60 Input ~ 0 NRST Wire Wire Line 1400 9500 1500 9500 Wire Wire Line 1400 9600 1500 9600 Wire Wire Line 1400 9700 1500 9700 Wire Wire Line 1400 9800 1500 9800 Connection ~ 4700 2200 Text GLabel 7400 3750 2 60 Input ~ 0 RS485_DATA Text GLabel 4300 3550 3 60 Input ~ 0 RS485_ENABLE Text GLabel 4200 3550 3 60 Input ~ 0 PE5 Wire Wire Line 4200 3550 4200 3500 Wire Wire Line 4300 3500 4300 3550 Connection ~ 4300 3500 Wire Wire Line 7400 3850 7050 3850 Wire Wire Line 7050 3850 7050 3750 Wire Wire Line 7400 3750 7050 3750 Connection ~ 7050 3750 Text HLabel 9150 3300 0 60 Input ~ 0 STM_CS Text GLabel 9250 3300 2 60 Input ~ 0 PB7 Wire Wire Line 9150 3300 9250 3300 $Comp L stmbl:C C26 U 1 1 582F9357 P 6900 7600 F 0 "C26" H 6785 7554 50 0000 R CNN F 1 "100n" H 6785 7645 50 0000 R CNN F 2 "stmbl:C_0603" H 6938 7450 50 0001 C CNN F 3 "" H 6900 7600 50 0000 C CNN 1 6900 7600 -1 0 0 1 $EndComp Connection ~ 6650 7450 Connection ~ 6650 7750 $Comp L stmbl:CONN_01X01 J4 U 1 1 59A7399E P 7250 1400 F 0 "J4" H 7328 1441 50 0000 L CNN F 1 "CONN_01X01" H 7328 1350 50 0000 L CNN F 2 "Measurement_Points:Measurement_Point_Round-SMD-Pad_Big" H 7250 1400 50 0001 C CNN F 3 "" H 7250 1400 50 0001 C CNN 1 7250 1400 1 0 0 -1 $EndComp $Comp L stmbl:+3V3 #PWR068 U 1 1 59ABCEF1 P 13100 4350 F 0 "#PWR068" H 13100 4200 50 0001 C CNN F 1 "+3V3" H 13115 4523 50 0000 C CNN F 2 "" H 13100 4350 50 0000 C CNN F 3 "" H 13100 4350 50 0000 C CNN 1 13100 4350 1 0 0 -1 $EndComp Text HLabel 13150 4700 2 60 Input ~ 0 STM_MDIO $Comp L stmbl:R R22 U 1 1 59ABD33A P 13100 4500 F 0 "R22" H 13170 4546 50 0000 L CNN F 1 "R" H 13170 4455 50 0000 L CNN F 2 "stmbl:R_0603" V 13030 4500 50 0001 C CNN F 3 "" H 13100 4500 50 0001 C CNN 1 13100 4500 1 0 0 -1 $EndComp Wire Wire Line 13100 4650 13100 4700 Wire Wire Line 13100 4700 13150 4700 Text HLabel 7050 1300 2 60 Input ~ 0 STM_REFCLK Wire Wire Line 7050 1400 7050 1300 Wire Wire Line 5650 7450 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