EESchema Schematic File Version 4 LIBS:fauxie_module-cache EELAYER 29 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 2 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Sheet S 3700 2300 550 300 U 5DC8AC6D F0 "digits" 50 F1 "digits.sch" 50 F2 "DATA_IN" I L 3700 2400 50 F3 "DATA_OUT" I L 3700 2500 50 $EndSheet $Comp L MCU_ST_STM32L0:STM32L011F4Px U1 U 1 1 5DC768DE P 6150 2300 F 0 "U1" H 6100 1411 50 0000 C CNN F 1 "STM32L011F4Px" H 6100 1320 50 0000 C CNN F 2 "Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm" H 5750 1600 50 0001 R CNN F 3 "http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/DM00206508.pdf" H 6150 2300 50 0001 C CNN 1 6150 2300 1 0 0 -1 $EndComp $Comp L power:GND #PWR06 U 1 1 5DC77B73 P 5950 3100 F 0 "#PWR06" H 5950 2850 50 0001 C CNN F 1 "GND" V 5955 2972 50 0000 R CNN F 2 "" H 5950 3100 50 0001 C CNN F 3 "" H 5950 3100 50 0001 C CNN 1 5950 3100 0 1 1 0 $EndComp Wire Wire Line 5950 3100 6050 3100 $Comp L power:+3V3 #PWR07 U 1 1 5DC7CB4E P 6100 1500 F 0 "#PWR07" H 6100 1350 50 0001 C CNN F 1 "+3V3" H 6115 1673 50 0000 C CNN F 2 "" H 6100 1500 50 0001 C CNN F 3 "" H 6100 1500 50 0001 C CNN 1 6100 1500 1 0 0 -1 $EndComp Wire Wire Line 6050 1600 6050 1500 Wire Wire Line 6050 1500 6100 1500 Wire Wire Line 6100 1500 6150 1500 Wire Wire Line 6150 1500 6150 1600 Connection ~ 6100 1500 $Comp L power:+3V3 #PWR08 U 1 1 5DC7D723 P 7050 1300 F 0 "#PWR08" H 7050 1150 50 0001 C CNN F 1 "+3V3" V 7065 1428 50 0000 L CNN F 2 "" H 7050 1300 50 0001 C CNN F 3 "" H 7050 1300 50 0001 C CNN 1 7050 1300 0 -1 -1 0 $EndComp $Comp L Device:C C5 U 1 1 5DC7DE18 P 7350 1300 F 0 "C5" V 7098 1300 50 0000 C CNN F 1 "1u" V 7189 1300 50 0000 C CNN F 2 "Capacitor_SMD:C_0402_1005Metric" H 7388 1150 50 0001 C CNN F 3 "~" H 7350 1300 50 0001 C CNN 1 7350 1300 0 1 1 0 $EndComp $Comp L Device:C C4 U 1 1 5DC7E14B P 7350 900 F 0 "C4" V 7098 900 50 0000 C CNN F 1 "10n" V 7189 900 50 0000 C CNN F 2 "Capacitor_SMD:C_0402_1005Metric" H 7388 750 50 0001 C CNN F 3 "~" H 7350 900 50 0001 C CNN 1 7350 900 0 1 1 0 $EndComp Wire Wire Line 7050 1300 7150 1300 Wire Wire Line 7150 1300 7150 900 Wire Wire Line 7500 900 7500 1300 $Comp L power:+3V3 #PWR09 U 1 1 5DC8765F P 7050 1700 F 0 "#PWR09" H 7050 1550 50 0001 C CNN F 1 "+3V3" V 7065 1828 50 0000 L CNN F 2 "" H 7050 1700 50 0001 C CNN F 3 "" H 7050 1700 50 0001 C CNN 1 7050 1700 0 -1 -1 0 $EndComp $Comp L Device:L L1 U 1 1 5DC87DBA P 7150 1500 F 0 "L1" H 7203 1546 50 0000 L CNN F 1 "L" H 7203 1455 50 0000 L CNN F 2 "Connector_Wire:SolderWirePad_1x02_P7.62mm_Drill2.5mm" H 7150 1500 50 0001 C CNN F 3 "~" H 7150 1500 50 0001 C CNN 1 7150 1500 1 0 0 -1 $EndComp $Comp L Device:C C6 U 1 1 5DC8A267 P 7350 1700 F 0 "C6" V 7602 1700 50 0000 C CNN F 1 "100n" V 7511 1700 50 0000 C CNN F 2 "Capacitor_SMD:C_0402_1005Metric" H 7388 1550 50 0001 C CNN F 3 "~" H 7350 1700 50 0001 C CNN 1 7350 1700 0 -1 -1 0 $EndComp $Comp L Device:C C7 U 1 1 5DC8AB6D P 7350 2100 F 0 "C7" V 7098 2100 50 0000 C CNN F 1 "4.7u" V 7189 2100 50 0000 C CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 7388 1950 50 0001 C CNN F 3 "~" H 7350 2100 50 0001 C CNN 1 7350 2100 0 1 1 0 $EndComp Wire Wire Line 7150 900 7200 900 Wire Wire Line 7150 1300 7200 1300 Connection ~ 7150 1300 Wire Wire Line 7150 1300 7150 1350 Wire Wire Line 7050 1700 7150 1700 Wire Wire Line 7150 1650 7150 1700 Connection ~ 7150 1700 Wire Wire Line 7150 1700 7200 1700 Wire Wire Line 7500 2100 7500 1700 Wire Wire Line 7150 1700 7150 2100 Wire Wire Line 7150 2100 7200 2100 $Comp L power:GND #PWR010 U 1 1 5DC8DF7D P 7550 1300 F 0 "#PWR010" H 7550 1050 50 0001 C CNN F 1 "GND" V 7555 1172 50 0000 R CNN F 2 "" H 7550 1300 50 0001 C CNN F 3 "" H 7550 1300 50 0001 C CNN 1 7550 1300 0 -1 -1 0 $EndComp $Comp L power:GND #PWR011 U 1 1 5DC8E248 P 7550 1700 F 0 "#PWR011" H 7550 1450 50 0001 C CNN F 1 "GND" V 7555 1572 50 0000 R CNN F 2 "" H 7550 1700 50 0001 C CNN F 3 "" H 7550 1700 50 0001 C CNN 1 7550 1700 0 -1 -1 0 $EndComp Wire Wire Line 7550 1700 7500 1700 Connection ~ 7500 1700 Wire Wire Line 7550 1300 7500 1300 Connection ~ 7500 1300 $Comp L Switch:SW_Push SW2 U 1 1 5DC9179C P 5350 1800 F 0 "SW2" H 5350 2085 50 0000 C CNN F 1 "SW_Push" H 5350 1994 50 0000 C CNN F 2 "Button_Switch_THT:SW_MEC_5GTH9" H 5350 2000 50 0001 C CNN F 3 "~" H 5350 2000 50 0001 C CNN 1 5350 1800 1 0 0 -1 $EndComp $Comp L Device:C C3 U 1 1 5DC92686 P 5350 2150 F 0 "C3" V 5098 2150 50 0000 C CNN F 1 "100n" V 5189 2150 50 0000 C CNN F 2 "Capacitor_SMD:C_0402_1005Metric" H 5388 2000 50 0001 C CNN F 3 "~" H 5350 2150 50 0001 C CNN 1 5350 2150 0 1 1 0 $EndComp $Comp L power:GND #PWR04 U 1 1 5DC92FBD P 5050 1800 F 0 "#PWR04" H 5050 1550 50 0001 C CNN F 1 "GND" V 5055 1672 50 0000 R CNN F 2 "" H 5050 1800 50 0001 C CNN F 3 "" H 5050 1800 50 0001 C CNN 1 5050 1800 0 1 1 0 $EndComp Wire Wire Line 5650 1800 5550 1800 Wire Wire Line 5150 1800 5050 1800 Wire Wire Line 5150 1800 5150 2150 Wire Wire Line 5150 2150 5200 2150 Connection ~ 5150 1800 Wire Wire Line 5500 2150 5550 2150 Wire Wire Line 5550 2150 5550 1800 Connection ~ 5550 1800 $Comp L Regulator_Linear:AP7361C-33E U2 U 1 1 5DC94C79 P 9350 1300 F 0 "U2" H 9350 1542 50 0000 C CNN F 1 "AP7361C-33E" H 9350 1451 50 0000 C CNN F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 9350 1525 50 0001 C CIN F 3 "https://www.diodes.com/assets/Datasheets/AP7361C.pdf" H 9350 1250 50 0001 C CNN 1 9350 1300 1 0 0 -1 $EndComp $Comp L Device:C C9 U 1 1 5DC98F59 P 9850 1450 F 0 "C9" H 9965 1496 50 0000 L CNN F 1 "4.7u" H 9965 1405 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 9888 1300 50 0001 C CNN F 3 "~" H 9850 1450 50 0001 C CNN 1 9850 1450 1 0 0 -1 $EndComp $Comp L Device:C C8 U 1 1 5DC996CB P 8850 1450 F 0 "C8" H 8965 1496 50 0000 L CNN F 1 "4.7u" H 8965 1405 50 0000 L CNN F 2 "Capacitor_SMD:C_0603_1608Metric" H 8888 1300 50 0001 C CNN F 3 "~" H 8850 1450 50 0001 C CNN 1 8850 1450 1 0 0 -1 $EndComp $Comp L power:GND #PWR015 U 1 1 5DC9C5FD P 9850 1700 F 0 "#PWR015" H 9850 1450 50 0001 C CNN F 1 "GND" H 9855 1527 50 0000 C CNN F 2 "" H 9850 1700 50 0001 C CNN F 3 "" H 9850 1700 50 0001 C CNN 1 9850 1700 1 0 0 -1 $EndComp $Comp L power:GND #PWR014 U 1 1 5DC9C7C8 P 9350 1700 F 0 "#PWR014" H 9350 1450 50 0001 C CNN F 1 "GND" H 9355 1527 50 0000 C CNN F 2 "" H 9350 1700 50 0001 C CNN F 3 "" H 9350 1700 50 0001 C CNN 1 9350 1700 1 0 0 -1 $EndComp $Comp L power:GND #PWR013 U 1 1 5DC9C9B8 P 8850 1700 F 0 "#PWR013" H 8850 1450 50 0001 C CNN F 1 "GND" H 8855 1527 50 0000 C CNN F 2 "" H 8850 1700 50 0001 C CNN F 3 "" H 8850 1700 50 0001 C CNN 1 8850 1700 1 0 0 -1 $EndComp $Comp L power:+5V #PWR012 U 1 1 5DC9CBAB P 8750 1300 F 0 "#PWR012" H 8750 1150 50 0001 C CNN F 1 "+5V" V 8765 1428 50 0000 L CNN F 2 "" H 8750 1300 50 0001 C CNN F 3 "" H 8750 1300 50 0001 C CNN 1 8750 1300 0 -1 -1 0 $EndComp $Comp L power:+3V3 #PWR016 U 1 1 5DC9D037 P 9950 1300 F 0 "#PWR016" H 9950 1150 50 0001 C CNN F 1 "+3V3" V 9965 1428 50 0000 L CNN F 2 "" H 9950 1300 50 0001 C CNN F 3 "" H 9950 1300 50 0001 C CNN 1 9950 1300 0 1 1 0 $EndComp Wire Wire Line 9950 1300 9850 1300 Connection ~ 9850 1300 Wire Wire Line 9850 1300 9650 1300 Wire Wire Line 9050 1300 8850 1300 Connection ~ 8850 1300 Wire Wire Line 8850 1300 8750 1300 Wire Wire Line 8850 1600 8850 1700 Wire Wire Line 9350 1600 9350 1700 Wire Wire Line 9850 1600 9850 1700 $Comp L Switch:SW_SPDT SW1 U 1 1 5DC7C576 P 4950 3100 F 0 "SW1" V 4904 2912 50 0000 R CNN F 1 "SW_SPDT" V 4995 2912 50 0000 R CNN F 2 "Button_Switch_SMD:SW_SPDT_PCM12" H 4950 3100 50 0001 C CNN F 3 "~" H 4950 3100 50 0001 C CNN 1 4950 3100 0 -1 1 0 $EndComp $Comp L Device:R R1 U 1 1 5DC806BB P 5200 2900 F 0 "R1" V 4993 2900 50 0000 C CNN F 1 "R" V 5084 2900 50 0000 C CNN F 2 "Connector_Wire:SolderWirePad_1x02_P7.62mm_Drill2.5mm" V 5130 2900 50 0001 C CNN F 3 "~" H 5200 2900 50 0001 C CNN 1 5200 2900 0 1 1 0 $EndComp $Comp L power:+3V3 #PWR03 U 1 1 5DC80B2E P 4850 3400 F 0 "#PWR03" H 4850 3250 50 0001 C CNN F 1 "+3V3" H 4865 3573 50 0000 C CNN F 2 "" H 4850 3400 50 0001 C CNN F 3 "" H 4850 3400 50 0001 C CNN 1 4850 3400 -1 0 0 1 $EndComp $Comp L power:GND #PWR05 U 1 1 5DC80F08 P 5050 3400 F 0 "#PWR05" H 5050 3150 50 0001 C CNN F 1 "GND" H 5055 3227 50 0000 C CNN F 2 "" H 5050 3400 50 0001 C CNN F 3 "" H 5050 3400 50 0001 C CNN 1 5050 3400 1 0 0 -1 $EndComp Wire Wire Line 4850 3400 4850 3300 Wire Wire Line 5050 3300 5050 3400 Wire Wire Line 4950 2900 5050 2900 $Comp L Device:Crystal Y1 U 1 1 5DC8CECF P 5000 2450 F 0 "Y1" V 4954 2581 50 0000 L CNN F 1 "32KHz" V 5045 2581 50 0000 L CNN F 2 "Oscillator:Oscillator_SMD_ECS_2520MV-xxx-xx-4Pin_2.5x2.0mm" H 5000 2450 50 0001 C CNN F 3 "~" H 5000 2450 50 0001 C CNN 1 5000 2450 0 1 1 0 $EndComp $Comp L Device:C C1 U 1 1 5DC8DB98 P 4750 2250 F 0 "C1" V 4498 2250 50 0000 C CNN F 1 "10p" V 4589 2250 50 0000 C CNN F 2 "Capacitor_SMD:C_0402_1005Metric" H 4788 2100 50 0001 C CNN F 3 "~" H 4750 2250 50 0001 C CNN 1 4750 2250 0 1 1 0 $EndComp $Comp L Device:C C2 U 1 1 5DC8E104 P 4750 2650 F 0 "C2" V 4498 2650 50 0000 C CNN F 1 "10p" V 4589 2650 50 0000 C CNN F 2 "Capacitor_SMD:C_0402_1005Metric" H 4788 2500 50 0001 C CNN F 3 "~" H 4750 2650 50 0001 C CNN 1 4750 2650 0 1 1 0 $EndComp Wire Wire Line 5650 2600 5000 2600 Wire Wire Line 4900 2600 4900 2650 Connection ~ 5000 2600 Wire Wire Line 5000 2600 4900 2600 Wire Wire Line 5650 2500 5650 2300 Wire Wire Line 5650 2300 5000 2300 Wire Wire Line 5000 2300 4900 2300 Wire Wire Line 4900 2300 4900 2250 Connection ~ 5000 2300 $Comp L power:GND #PWR01 U 1 1 5DC937D3 P 4500 2250 F 0 "#PWR01" H 4500 2000 50 0001 C CNN F 1 "GND" H 4505 2077 50 0000 C CNN F 2 "" H 4500 2250 50 0001 C CNN F 3 "" H 4500 2250 50 0001 C CNN 1 4500 2250 1 0 0 -1 $EndComp $Comp L power:GND #PWR02 U 1 1 5DC93A96 P 4500 2650 F 0 "#PWR02" H 4500 2400 50 0001 C CNN F 1 "GND" H 4505 2477 50 0000 C CNN F 2 "" H 4500 2650 50 0001 C CNN F 3 "" H 4500 2650 50 0001 C CNN 1 4500 2650 1 0 0 -1 $EndComp Wire Wire Line 4500 2650 4600 2650 Wire Wire Line 4500 2250 4600 2250 Text Label 6650 2600 0 50 ~ 0 TX Text Label 6650 2700 0 50 ~ 0 RX Text Label 6650 2400 0 50 ~ 0 CTS Text Label 5550 2800 2 50 ~ 0 RTS Wire Wire Line 5350 2900 5650 2900 Wire Wire Line 5550 2800 5650 2800 Wire Wire Line 6650 2400 6550 2400 Wire Wire Line 6650 2700 6550 2700 Wire Wire Line 6650 2600 6550 2600 $Comp L power:GND #PWR017 U 1 1 5DCBA389 P 9400 2200 F 0 "#PWR017" H 9400 1950 50 0001 C CNN F 1 "GND" V 9405 2072 50 0000 R CNN F 2 "" H 9400 2200 50 0001 C CNN F 3 "" H 9400 2200 50 0001 C CNN 1 9400 2200 0 1 1 0 $EndComp Text Label 9400 2300 2 50 ~ 0 RTS Text Label 9400 2400 2 50 ~ 0 RX Text Label 9400 2500 2 50 ~ 0 TX Text Label 9400 2600 2 50 ~ 0 CTS Wire Wire Line 9400 2200 9500 2200 Wire Wire Line 9500 2300 9400 2300 Wire Wire Line 9400 2400 9500 2400 Wire Wire Line 9400 2500 9500 2500 Wire Wire Line 9400 2600 9500 2600 Text Label 6650 2200 0 50 ~ 0 SCL Wire Wire Line 6650 2200 6550 2200 Text Label 6650 2800 0 50 ~ 0 SDA Wire Wire Line 6650 2800 6550 2800 $Comp L power:GND #PWR018 U 1 1 5DCDF414 P 9400 3050 F 0 "#PWR018" H 9400 2800 50 0001 C CNN F 1 "GND" V 9405 2922 50 0000 R CNN F 2 "" H 9400 3050 50 0001 C CNN F 3 "" H 9400 3050 50 0001 C CNN 1 9400 3050 0 1 1 0 $EndComp $Comp L power:+5V #PWR019 U 1 1 5DCDF7FD P 9400 3350 F 0 "#PWR019" H 9400 3200 50 0001 C CNN F 1 "+5V" V 9415 3478 50 0000 L CNN F 2 "" H 9400 3350 50 0001 C CNN F 3 "" H 9400 3350 50 0001 C CNN 1 9400 3350 0 -1 -1 0 $EndComp Text Label 9400 3250 2 50 ~ 0 SCL Text Label 9400 3150 2 50 ~ 0 SDA Wire Wire Line 9400 3050 9500 3050 Wire Wire Line 9400 3150 9500 3150 Wire Wire Line 9500 3250 9400 3250 Wire Wire Line 9400 3350 9500 3350 $Comp L Connector:Conn_01x05_Male J1 U 1 1 5DCAFFC9 P 9700 2400 F 0 "J1" H 9672 2424 50 0000 R CNN F 1 "Conn_01x05_Male" H 9672 2333 50 0000 R CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_Horizontal" H 9700 2400 50 0001 C CNN F 3 "~" H 9700 2400 50 0001 C CNN 1 9700 2400 -1 0 0 -1 $EndComp $Comp L Connector:Conn_01x04_Male J2 U 1 1 5DE27D2E P 9700 3250 F 0 "J2" H 9672 3132 50 0000 R CNN F 1 "Conn_01x04_Male" H 9672 3223 50 0000 R CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Horizontal" H 9700 3250 50 0001 C CNN F 3 "~" H 9700 3250 50 0001 C CNN 1 9700 3250 -1 0 0 1 $EndComp $EndSCHEMATC