EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 5 Title "" Date "" Rev "" Comp "" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Sheet S 5750 3750 1400 650 U 64BAA5C8 F0 "TMS320F28027F" 50 F1 "file64BAA5C7.sch" 50 F2 "SPIMISO" I L 5750 3850 50 F3 "SPIMOSI" I L 5750 3950 50 F4 "SPICLK" I L 5750 4050 50 F5 "SPILR" I L 5750 4150 50 $EndSheet $Comp L Device:C C? U 1 1 64CE8082 P 7050 1450 AR Path="/64BAA4AC/64CE8082" Ref="C?" Part="1" AR Path="/64CE8082" Ref="C8" Part="1" F 0 "C8" H 7165 1496 50 0000 L CNN F 1 "100n" H 7165 1405 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 7088 1300 50 0001 C CNN F 3 "~" H 7050 1450 50 0001 C CNN 1 7050 1450 1 0 0 -1 $EndComp $Comp L Device:C C? U 1 1 64CE8088 P 7500 1450 AR Path="/64BAA4AC/64CE8088" Ref="C?" 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Part="1" AR Path="/64CE80AA" Ref="#PWR013" Part="1" F 0 "#PWR013" H 5550 1550 50 0001 C CNN F 1 "GND" H 5555 1627 50 0000 C CNN F 2 "" H 5550 1800 50 0001 C CNN F 3 "" H 5550 1800 50 0001 C CNN 1 5550 1800 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 64CE80B0 P 6250 1800 AR Path="/64BAA4AC/64CE80B0" Ref="#PWR?" Part="1" AR Path="/64CE80B0" Ref="#PWR015" Part="1" F 0 "#PWR015" H 6250 1550 50 0001 C CNN F 1 "GND" H 6255 1627 50 0000 C CNN F 2 "" H 6250 1800 50 0001 C CNN F 3 "" H 6250 1800 50 0001 C CNN 1 6250 1800 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 64CE80B6 P 7050 1800 AR Path="/64BAA4AC/64CE80B6" Ref="#PWR?" Part="1" AR Path="/64CE80B6" Ref="#PWR016" Part="1" F 0 "#PWR016" H 7050 1550 50 0001 C CNN F 1 "GND" H 7055 1627 50 0000 C CNN F 2 "" H 7050 1800 50 0001 C CNN F 3 "" H 7050 1800 50 0001 C CNN 1 7050 1800 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 64CE80BC P 7500 1800 AR Path="/64BAA4AC/64CE80BC" Ref="#PWR?" Part="1" AR Path="/64CE80BC" Ref="#PWR018" Part="1" F 0 "#PWR018" H 7500 1550 50 0001 C CNN F 1 "GND" H 7505 1627 50 0000 C CNN F 2 "" H 7500 1800 50 0001 C CNN F 3 "" H 7500 1800 50 0001 C CNN 1 7500 1800 1 0 0 -1 $EndComp Wire Wire Line 7500 1800 7500 1600 Wire Wire Line 7050 1600 7050 1800 Wire Wire Line 6250 1800 6250 1350 Wire Wire Line 5550 1600 5550 1800 Wire Wire Line 5100 1800 5100 1600 $Comp L power:+1V8 #PWR? U 1 1 64CE80C7 P 7500 1050 AR Path="/64BAA4AC/64CE80C7" Ref="#PWR?" Part="1" AR Path="/64CE80C7" Ref="#PWR017" Part="1" F 0 "#PWR017" H 7500 900 50 0001 C CNN F 1 "+1V8" H 7515 1223 50 0000 C CNN F 2 "" H 7500 1050 50 0001 C CNN F 3 "" H 7500 1050 50 0001 C CNN 1 7500 1050 1 0 0 -1 $EndComp Connection ~ 7500 1050 $Comp L power:+3.3V #PWR? U 1 1 64CE80CE P 5100 1050 AR Path="/64BAA4AC/64CE80CE" Ref="#PWR?" Part="1" AR Path="/64CE80CE" Ref="#PWR011" Part="1" F 0 "#PWR011" H 5100 900 50 0001 C CNN F 1 "+3.3V" H 5115 1223 50 0000 C CNN F 2 "" H 5100 1050 50 0001 C CNN F 3 "" H 5100 1050 50 0001 C CNN 1 5100 1050 1 0 0 -1 $EndComp Connection ~ 5100 1050 $Sheet S 4050 3200 1200 1100 U 651FEC23 F0 "ADAU1702" 50 F1 "file64BAA4AB.sch" 50 F2 "OUT3" I R 5250 3650 50 F3 "OUT2" I R 5250 3550 50 F4 "OUT1" I R 5250 3450 50 F5 "OUT0" I R 5250 3350 50 F6 "IN0" I L 4050 3300 50 F7 "IN1" I L 4050 3400 50 F8 "SDATA0_OUT" I R 5250 3850 50 F9 "SDATA1_OUT" I R 5250 3950 50 F10 "SDATA2_OUT" I R 5250 4050 50 F11 "SDATA3_OUT" I R 5250 4150 50 F12 "LRCLK_OUT" I R 5250 4250 50 F13 "BCLK_OUT" I L 4050 4200 50 $EndSheet Wire Wire Line 5750 4050 5500 4050 Wire Wire Line 3850 4200 4050 4200 Wire Wire Line 5750 4150 5550 4150 Wire Wire Line 5550 4150 5550 4250 Wire Wire Line 5550 4250 5250 4250 Wire Wire Line 5250 3850 5750 3850 $Comp L Device:R R1 U 1 1 65210EDF P 4050 5050 F 0 "R1" V 3843 5050 50 0000 C CNN F 1 "1k" V 3934 5050 50 0000 C CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 3980 5050 50 0001 C CNN F 3 "~" H 4050 5050 50 0001 C CNN 1 4050 5050 0 1 1 0 $EndComp $Comp L Device:C C5 U 1 1 65211B8D P 4300 5250 F 0 "C5" H 4415 5296 50 0000 L CNN F 1 "100p" H 4415 5205 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 4338 5100 50 0001 C CNN F 3 "~" H 4300 5250 50 0001 C CNN 1 4300 5250 1 0 0 -1 $EndComp Wire Wire Line 3850 5050 3900 5050 Wire Wire Line 4200 5050 4300 5050 Wire Wire Line 4300 5100 4300 5050 Connection ~ 4300 5050 Wire Wire Line 4300 5050 4400 5050 Wire Wire Line 4400 4950 3850 4950 Connection ~ 3850 4950 Wire Wire Line 3850 4950 3850 5050 Wire Wire Line 4300 5400 4300 5500 Wire Wire Line 4950 5000 5500 5000 $Comp L power:GND #PWR08 U 1 1 6521403D P 4300 5500 F 0 "#PWR08" H 4300 5250 50 0001 C CNN F 1 "GND" H 4305 5327 50 0000 C CNN F 2 "" H 4300 5500 50 0001 C CNN F 3 "" H 4300 5500 50 0001 C CNN 1 4300 5500 1 0 0 -1 $EndComp $Comp L power:GND #PWR010 U 1 1 65214B71 P 4700 5500 F 0 "#PWR010" H 4700 5250 50 0001 C CNN F 1 "GND" H 4705 5327 50 0000 C CNN F 2 "" H 4700 5500 50 0001 C CNN F 3 "" H 4700 5500 50 0001 C CNN 1 4700 5500 1 0 0 -1 $EndComp Wire Wire Line 4700 5500 4700 5100 Wire Wire Line 4700 4900 4700 4700 $Comp L power:+3.3V #PWR? 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Part="1" AR Path="/65215DE7" Ref="#PWR09" Part="1" F 0 "#PWR09" H 4700 4550 50 0001 C CNN F 1 "+3.3V" H 4715 4873 50 0000 C CNN F 2 "" H 4700 4700 50 0001 C CNN F 3 "" H 4700 4700 50 0001 C CNN 1 4700 4700 1 0 0 -1 $EndComp Wire Wire Line 5500 4050 5500 5000 Wire Wire Line 3850 4200 3850 4950 $Sheet S 2500 3150 1150 600 U 64CAA061 F0 "ANALOG_INPUT" 50 F1 "file64CAA060.sch" 50 F2 "AIN0" I R 3650 3300 50 F3 "AIN1" I R 3650 3400 50 $EndSheet Wire Wire Line 3650 3300 4050 3300 Wire Wire Line 4050 3400 3650 3400 $Sheet S 5750 2950 1400 600 U 64CBF383 F0 "ANALOG_Output" 50 F1 "file64CBF382.sch" 50 F2 "OUT0" I L 5750 3350 50 F3 "OUT1" I L 5750 3450 50 $EndSheet Wire Wire Line 5250 3350 5750 3350 Wire Wire Line 5750 3450 5250 3450 $Comp L Device:R R2 U 1 1 64D949F0 P 5650 4800 F 0 "R2" V 5443 4800 50 0000 C CNN F 1 "10K" V 5534 4800 50 0000 C CNN F 2 "Resistor_SMD:R_0805_2012Metric" V 5580 4800 50 0001 C CNN F 3 "~" H 5650 4800 50 0001 C CNN 1 5650 4800 -1 0 0 1 $EndComp $Comp L power:GND #PWR014 U 1 1 64D9533D P 5650 5500 F 0 "#PWR014" H 5650 5250 50 0001 C CNN F 1 "GND" H 5655 5327 50 0000 C CNN F 2 "" H 5650 5500 50 0001 C CNN F 3 "" H 5650 5500 50 0001 C CNN 1 5650 5500 1 0 0 -1 $EndComp Wire Wire Line 5650 4950 5650 5500 Wire Wire Line 5650 4650 5650 3950 Wire Wire Line 5650 3950 5750 3950 $Comp L Regulator_Linear:LM1117-1.8 U3 U 1 1 64E78342 P 6250 1050 F 0 "U3" H 6250 1292 50 0000 C CNN F 1 "LM1117-1.8" H 6250 1201 50 0000 C CNN F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 6250 1050 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/lm1117.pdf" H 6250 1050 50 0001 C CNN 1 6250 1050 1 0 0 -1 $EndComp Wire Wire Line 6550 1050 7050 1050 $Comp L Device:C C? U 1 1 64E813C4 P 3550 1500 AR Path="/64BAA4AC/64E813C4" Ref="C?" Part="1" AR Path="/64E813C4" Ref="C3" Part="1" F 0 "C3" H 3665 1546 50 0000 L CNN F 1 "100n" H 3665 1455 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 3588 1350 50 0001 C CNN F 3 "~" H 3550 1500 50 0001 C CNN 1 3550 1500 1 0 0 -1 $EndComp $Comp L Device:C C? U 1 1 64E813CA P 4000 1500 AR Path="/64BAA4AC/64E813CA" Ref="C?" Part="1" AR Path="/64E813CA" Ref="C4" Part="1" F 0 "C4" H 4115 1546 50 0000 L CNN F 1 "10u" H 4115 1455 50 0000 L CNN F 2 "Capacitor_SMD:C_1210_3225Metric" H 4038 1350 50 0001 C CNN F 3 "~" H 4000 1500 50 0001 C CNN 1 4000 1500 1 0 0 -1 $EndComp $Comp L Device:C C? U 1 1 64E813D0 P 2050 1500 AR Path="/64BAA4AC/64E813D0" Ref="C?" Part="1" AR Path="/64E813D0" Ref="C2" Part="1" F 0 "C2" H 2165 1546 50 0000 L CNN F 1 "100n" H 2165 1455 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 2088 1350 50 0001 C CNN F 3 "~" H 2050 1500 50 0001 C CNN 1 2050 1500 1 0 0 -1 $EndComp $Comp L Device:C C? U 1 1 64E813D6 P 1600 1500 AR Path="/64BAA4AC/64E813D6" Ref="C?" Part="1" AR Path="/64E813D6" Ref="C1" Part="1" F 0 "C1" H 1715 1546 50 0000 L CNN F 1 "10u" H 1715 1455 50 0000 L CNN F 2 "Capacitor_SMD:C_1210_3225Metric" H 1638 1350 50 0001 C CNN F 3 "~" H 1600 1500 50 0001 C CNN 1 1600 1500 1 0 0 -1 $EndComp Wire Wire Line 2450 1100 2050 1100 Wire Wire Line 1600 1100 1600 1350 Wire Wire Line 2050 1350 2050 1100 Connection ~ 2050 1100 Wire Wire Line 3550 1100 3550 1350 Wire Wire Line 3550 1100 4000 1100 Wire Wire Line 4000 1100 4000 1350 Connection ~ 3550 1100 $Comp L power:GND #PWR? U 1 1 64E813E6 P 1600 1850 AR Path="/64BAA4AC/64E813E6" Ref="#PWR?" Part="1" AR Path="/64E813E6" Ref="#PWR02" Part="1" F 0 "#PWR02" H 1600 1600 50 0001 C CNN F 1 "GND" H 1605 1677 50 0000 C CNN F 2 "" H 1600 1850 50 0001 C CNN F 3 "" H 1600 1850 50 0001 C CNN 1 1600 1850 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 64E813EC P 2050 1850 AR Path="/64BAA4AC/64E813EC" Ref="#PWR?" Part="1" AR Path="/64E813EC" Ref="#PWR03" Part="1" F 0 "#PWR03" H 2050 1600 50 0001 C CNN F 1 "GND" H 2055 1677 50 0000 C CNN F 2 "" H 2050 1850 50 0001 C CNN F 3 "" H 2050 1850 50 0001 C CNN 1 2050 1850 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 64E813F2 P 2750 1850 AR Path="/64BAA4AC/64E813F2" Ref="#PWR?" Part="1" AR Path="/64E813F2" Ref="#PWR04" Part="1" F 0 "#PWR04" H 2750 1600 50 0001 C CNN F 1 "GND" H 2755 1677 50 0000 C CNN F 2 "" H 2750 1850 50 0001 C CNN F 3 "" H 2750 1850 50 0001 C CNN 1 2750 1850 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 64E813F8 P 3550 1850 AR Path="/64BAA4AC/64E813F8" Ref="#PWR?" Part="1" AR Path="/64E813F8" Ref="#PWR05" Part="1" F 0 "#PWR05" H 3550 1600 50 0001 C CNN F 1 "GND" H 3555 1677 50 0000 C CNN F 2 "" H 3550 1850 50 0001 C CNN F 3 "" H 3550 1850 50 0001 C CNN 1 3550 1850 1 0 0 -1 $EndComp $Comp L power:GND #PWR? U 1 1 64E813FE P 4000 1850 AR Path="/64BAA4AC/64E813FE" Ref="#PWR?" Part="1" AR Path="/64E813FE" Ref="#PWR07" Part="1" F 0 "#PWR07" H 4000 1600 50 0001 C CNN F 1 "GND" H 4005 1677 50 0000 C CNN F 2 "" H 4000 1850 50 0001 C CNN F 3 "" H 4000 1850 50 0001 C CNN 1 4000 1850 1 0 0 -1 $EndComp Wire Wire Line 4000 1850 4000 1650 Wire Wire Line 3550 1650 3550 1850 Wire Wire Line 2750 1850 2750 1400 Wire Wire Line 2050 1650 2050 1850 Wire Wire Line 1600 1850 1600 1650 Wire Wire Line 3050 1100 3550 1100 $Comp L power:+3.3V #PWR? U 1 1 64E8319C P 4000 1100 AR Path="/64BAA4AC/64E8319C" Ref="#PWR?" Part="1" AR Path="/64E8319C" Ref="#PWR06" Part="1" F 0 "#PWR06" H 4000 950 50 0001 C CNN F 1 "+3.3V" H 4015 1273 50 0000 C CNN F 2 "" H 4000 1100 50 0001 C CNN F 3 "" H 4000 1100 50 0001 C CNN 1 4000 1100 1 0 0 -1 $EndComp Connection ~ 4000 1100 $Comp L Regulator_Linear:LM1117-3.3 U1 U 1 1 64E83FC0 P 2750 1100 F 0 "U1" H 2750 1342 50 0000 C CNN F 1 "LM1117-3.3" H 2750 1251 50 0000 C CNN F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 2750 1100 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/lm1117.pdf" H 2750 1100 50 0001 C CNN 1 2750 1100 1 0 0 -1 $EndComp $Comp L power:+5V #PWR01 U 1 1 64E871AD P 1600 1100 F 0 "#PWR01" H 1600 950 50 0001 C CNN F 1 "+5V" H 1615 1273 50 0000 C CNN F 2 "" H 1600 1100 50 0001 C CNN F 3 "" H 1600 1100 50 0001 C CNN 1 1600 1100 1 0 0 -1 $EndComp Connection ~ 1600 1100 Wire Wire Line 1600 1100 2050 1100 $Comp L power:+15V #PWR024 U 1 1 64E922A2 P 10100 1200 F 0 "#PWR024" H 10100 1050 50 0001 C CNN F 1 "+15V" H 10115 1373 50 0000 C CNN F 2 "" H 10100 1200 50 0001 C CNN F 3 "" H 10100 1200 50 0001 C CNN 1 10100 1200 1 0 0 -1 $EndComp $Comp L power:-15V #PWR025 U 1 1 64E92AF5 P 10100 1800 F 0 "#PWR025" H 10100 1900 50 0001 C CNN F 1 "-15V" H 10115 1973 50 0000 C CNN F 2 "" H 10100 1800 50 0001 C CNN F 3 "" H 10100 1800 50 0001 C CNN 1 10100 1800 -1 0 0 1 $EndComp Wire Wire Line 9800 1400 10100 1400 Wire Wire Line 10100 1400 10100 1300 Wire Wire Line 9800 1300 10100 1300 Connection ~ 10100 1300 Wire Wire Line 10100 1300 10100 1200 $Comp L Connector_Generic:Conn_02x05_Odd_Even J? U 1 1 64E90EFC P 9500 1500 AR Path="/64BAA5C8/64E90EFC" Ref="J?" Part="1" AR Path="/64E90EFC" Ref="J1" Part="1" F 0 "J1" H 9550 1917 50 0000 C CNN F 1 "Conn_02x05_Odd_Even" H 9550 1826 50 0000 C CNN F 2 "Connector_IDC:IDC-Header_2x05_P2.54mm_Vertical" H 9500 1500 50 0001 C CNN F 3 "~" H 9500 1500 50 0001 C CNN 1 9500 1500 1 0 0 -1 $EndComp Wire Wire Line 9800 1600 10100 1600 Wire Wire Line 10100 1600 10100 1700 Wire Wire Line 9800 1700 10100 1700 Connection ~ 10100 1700 Wire Wire Line 10100 1700 10100 1800 $Comp L power:+5V #PWR021 U 1 1 64E98C73 P 9000 1200 F 0 "#PWR021" H 9000 1050 50 0001 C CNN F 1 "+5V" H 9015 1373 50 0000 C CNN F 2 "" H 9000 1200 50 0001 C CNN F 3 "" H 9000 1200 50 0001 C CNN 1 9000 1200 1 0 0 -1 $EndComp Wire Wire Line 9000 1200 9000 1300 Wire Wire Line 9000 1300 9300 1300 Wire Wire Line 9300 1400 9000 1400 Wire Wire Line 9000 1400 9000 1300 Connection ~ 9000 1300 Wire Wire Line 9300 1500 9000 1500 Wire Wire Line 9000 1500 9000 1600 Wire Wire Line 9000 1600 9300 1600 Connection ~ 9000 1600 Wire Wire Line 9300 1700 9000 1700 Wire Wire Line 9000 1600 9000 1700 Connection ~ 9000 1700 Wire Wire Line 9000 1700 9000 1800 $Comp L power:GND #PWR? U 1 1 64E9FCA8 P 9000 1800 AR Path="/64BAA4AC/64E9FCA8" Ref="#PWR?" Part="1" AR Path="/64E9FCA8" Ref="#PWR022" Part="1" F 0 "#PWR022" H 9000 1550 50 0001 C CNN F 1 "GND" H 9005 1627 50 0000 C CNN F 2 "" H 9000 1800 50 0001 C CNN F 3 "" H 9000 1800 50 0001 C CNN 1 9000 1800 1 0 0 -1 $EndComp Wire Wire Line 10050 1500 9800 1500 $Comp L Diode:SM6T6V8A D1 U 1 1 64EA4F51 P 8500 1500 F 0 "D1" V 8454 1580 50 0000 L CNN F 1 "SM6T6V8A" V 8545 1580 50 0000 L CNN F 2 "Diode_SMD:D_SMB" H 8500 1300 50 0001 C CNN F 3 "https://www.st.com/resource/en/datasheet/sm6t.pdf" H 8450 1500 50 0001 C CNN 1 8500 1500 0 1 1 0 $EndComp $Comp L power:GND #PWR? U 1 1 64EA7FD3 P 8500 1800 AR Path="/64BAA4AC/64EA7FD3" Ref="#PWR?" Part="1" AR Path="/64EA7FD3" Ref="#PWR020" Part="1" F 0 "#PWR020" H 8500 1550 50 0001 C CNN F 1 "GND" H 8505 1627 50 0000 C CNN F 2 "" H 8500 1800 50 0001 C CNN F 3 "" H 8500 1800 50 0001 C CNN 1 8500 1800 1 0 0 -1 $EndComp Wire Wire Line 8500 1800 8500 1650 Wire Wire Line 8500 1350 8500 1200 $Comp L power:+5V #PWR019 U 1 1 64EAB867 P 8500 1200 F 0 "#PWR019" H 8500 1050 50 0001 C CNN F 1 "+5V" H 8515 1373 50 0000 C CNN F 2 "" H 8500 1200 50 0001 C CNN F 3 "" H 8500 1200 50 0001 C CNN 1 8500 1200 1 0 0 -1 $EndComp $Comp L Diode:SM6T15A D2 U 1 1 64EAC125 P 10550 1300 F 0 "D2" V 10504 1380 50 0000 L CNN F 1 "SM6T15A" V 10595 1380 50 0000 L CNN F 2 "Diode_SMD:D_SMB" H 10550 1100 50 0001 C CNN F 3 "https://www.st.com/resource/en/datasheet/sm6t.pdf" H 10500 1300 50 0001 C CNN 1 10550 1300 0 1 1 0 $EndComp $Comp L Diode:SM6T15A D3 U 1 1 64EACEA8 P 10550 1700 F 0 "D3" V 10504 1780 50 0000 L CNN F 1 "SM6T15A" V 10595 1780 50 0000 L CNN F 2 "Diode_SMD:D_SMB" H 10550 1500 50 0001 C CNN F 3 "https://www.st.com/resource/en/datasheet/sm6t.pdf" H 10500 1700 50 0001 C CNN 1 10550 1700 0 1 1 0 $EndComp $Comp L power:-15V #PWR027 U 1 1 64EAD829 P 10550 1950 F 0 "#PWR027" H 10550 2050 50 0001 C CNN F 1 "-15V" H 10565 2123 50 0000 C CNN F 2 "" H 10550 1950 50 0001 C CNN F 3 "" H 10550 1950 50 0001 C CNN 1 10550 1950 -1 0 0 1 $EndComp $Comp L power:+15V #PWR026 U 1 1 64EADF2E P 10550 1050 F 0 "#PWR026" H 10550 900 50 0001 C CNN F 1 "+15V" H 10565 1223 50 0000 C CNN F 2 "" H 10550 1050 50 0001 C CNN F 3 "" H 10550 1050 50 0001 C CNN 1 10550 1050 1 0 0 -1 $EndComp Wire Wire Line 10650 1500 10550 1500 Wire Wire Line 10550 1500 10550 1450 Wire Wire Line 10550 1500 10550 1550 Connection ~ 10550 1500 Wire Wire Line 10550 1850 10550 1950 Wire Wire Line 10550 1150 10550 1050 $Comp L power:GNDA #PWR0113 U 1 1 64FDD2F1 P 10050 1500 F 0 "#PWR0113" H 10050 1250 50 0001 C CNN F 1 "GNDA" V 10055 1372 50 0000 R CNN F 2 "" H 10050 1500 50 0001 C CNN F 3 "" H 10050 1500 50 0001 C CNN 1 10050 1500 0 -1 -1 0 $EndComp $Comp L power:GNDA #PWR0114 U 1 1 64FDE210 P 10650 1500 F 0 "#PWR0114" H 10650 1250 50 0001 C CNN F 1 "GNDA" V 10655 1372 50 0000 R CNN F 2 "" H 10650 1500 50 0001 C CNN F 3 "" H 10650 1500 50 0001 C CNN 1 10650 1500 0 -1 -1 0 $EndComp $Comp L Device:C C? U 1 1 64FEF59C P 5050 5650 AR Path="/64BAA4AC/64FEF59C" Ref="C?" Part="1" AR Path="/64FEF59C" Ref="C59" Part="1" F 0 "C59" H 5165 5696 50 0000 L CNN F 1 "100n" H 5165 5605 50 0000 L CNN F 2 "Capacitor_SMD:C_0805_2012Metric" H 5088 5500 50 0001 C CNN F 3 "~" H 5050 5650 50 0001 C CNN 1 5050 5650 1 0 0 -1 $EndComp Wire Wire Line 5050 5250 5050 5500 $Comp L power:GND #PWR? U 1 1 64FEF5A3 P 5050 6000 AR Path="/64BAA4AC/64FEF5A3" Ref="#PWR?" Part="1" AR Path="/64FEF5A3" Ref="#PWR028" Part="1" F 0 "#PWR028" H 5050 5750 50 0001 C CNN F 1 "GND" H 5055 5827 50 0000 C CNN F 2 "" H 5050 6000 50 0001 C CNN F 3 "" H 5050 6000 50 0001 C CNN 1 5050 6000 1 0 0 -1 $EndComp Wire Wire Line 5050 5800 5050 6000 $Comp L power:+3.3V #PWR? U 1 1 64FF1434 P 5050 5250 AR Path="/64BAA4AC/64FF1434" Ref="#PWR?" Part="1" AR Path="/64FF1434" Ref="#PWR023" Part="1" F 0 "#PWR023" H 5050 5100 50 0001 C CNN F 1 "+3.3V" H 5065 5423 50 0000 C CNN F 2 "" H 5050 5250 50 0001 C CNN F 3 "" H 5050 5250 50 0001 C CNN 1 5050 5250 1 0 0 -1 $EndComp $Comp L 74xGxx:74AHC1G86 U2 U 1 1 6520FA8E P 4700 5000 F 0 "U2" H 4675 5267 50 0000 C CNN F 1 "74AHC1G86" H 4675 5176 50 0000 C CNN F 2 "Package_TO_SOT_SMD:SOT-23-5" H 4700 5000 50 0001 C CNN F 3 "http://www.ti.com/lit/ds/symlink/ne5532.pdf" H 4700 5000 50 0001 C CNN 1 4700 5000 1 0 0 -1 $EndComp $Comp L Mechanical:MountingHole_Pad H1 U 1 1 64DB6325 P 1250 6300 F 0 "H1" H 1350 6349 50 0000 L CNN F 1 "MountingHole_Pad" H 1350 6258 50 0000 L CNN F 2 "MountingHole:MountingHole_3.2mm_M3_DIN965_Pad" H 1250 6300 50 0001 C CNN F 3 "~" H 1250 6300 50 0001 C CNN 1 1250 6300 1 0 0 -1 $EndComp $Comp L Mechanical:MountingHole_Pad H3 U 1 1 64DB7060 P 2550 6300 F 0 "H3" H 2650 6349 50 0000 L CNN F 1 "MountingHole_Pad" H 2650 6258 50 0000 L CNN F 2 "MountingHole:MountingHole_3.2mm_M3_DIN965_Pad" H 2550 6300 50 0001 C CNN F 3 "~" H 2550 6300 50 0001 C CNN 1 2550 6300 1 0 0 -1 $EndComp $Comp L Mechanical:MountingHole_Pad H2 U 1 1 64DB7B09 P 1250 7050 F 0 "H2" H 1350 7099 50 0000 L CNN F 1 "MountingHole_Pad" H 1350 7008 50 0000 L CNN F 2 "MountingHole:MountingHole_3.2mm_M3_DIN965_Pad" H 1250 7050 50 0001 C CNN F 3 "~" H 1250 7050 50 0001 C CNN 1 1250 7050 1 0 0 -1 $EndComp $Comp L Mechanical:MountingHole_Pad H4 U 1 1 64DB85D4 P 2550 7050 F 0 "H4" H 2650 7099 50 0000 L CNN F 1 "MountingHole_Pad" H 2650 7008 50 0000 L CNN F 2 "MountingHole:MountingHole_3.2mm_M3_DIN965_Pad" H 2550 7050 50 0001 C CNN F 3 "~" H 2550 7050 50 0001 C CNN 1 2550 7050 1 0 0 -1 $EndComp Wire Wire Line 2550 7200 2550 7150 Wire Wire Line 2550 6450 2550 6400 Wire Wire Line 1250 6400 1250 6450 Wire Wire Line 1250 7150 1250 7200 $Comp L power:GND #PWR0118 U 1 1 64DCBAF4 P 1250 6450 F 0 "#PWR0118" H 1250 6200 50 0001 C CNN F 1 "GND" H 1255 6277 50 0000 C CNN F 2 "" H 1250 6450 50 0001 C CNN F 3 "" H 1250 6450 50 0001 C CNN 1 1250 6450 1 0 0 -1 $EndComp $Comp L power:GND #PWR0119 U 1 1 64DCBEDC P 2550 6450 F 0 "#PWR0119" H 2550 6200 50 0001 C CNN F 1 "GND" H 2555 6277 50 0000 C CNN F 2 "" H 2550 6450 50 0001 C CNN F 3 "" H 2550 6450 50 0001 C CNN 1 2550 6450 1 0 0 -1 $EndComp $Comp L power:GND #PWR0120 U 1 1 64DCC337 P 2550 7200 F 0 "#PWR0120" H 2550 6950 50 0001 C CNN F 1 "GND" H 2555 7027 50 0000 C CNN F 2 "" H 2550 7200 50 0001 C CNN F 3 "" H 2550 7200 50 0001 C CNN 1 2550 7200 1 0 0 -1 $EndComp $Comp L power:GND #PWR0121 U 1 1 64DCC757 P 1250 7200 F 0 "#PWR0121" H 1250 6950 50 0001 C CNN F 1 "GND" H 1255 7027 50 0000 C CNN F 2 "" H 1250 7200 50 0001 C CNN F 3 "" H 1250 7200 50 0001 C CNN 1 1250 7200 1 0 0 -1 $EndComp $EndSCHEMATC