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audioMux/kicad/microcontroller.sch

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first version
2019-07-28 17:29:32 +02:00
EESchema Schematic File Version 4
EELAYER 29 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 2 2
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Regulator_Linear:LT1117-3.3 U3
U 1 1 5D3F0762
P 3800 1150
F 0 "U3" H 3800 1392 50 0000 C CNN
F 1 "LT1117-3.3" H 3800 1301 50 0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 3800 1150 50 0001 C CNN
F 3 "https://www.analog.com/media/en/technical-documentation/data-sheets/1117fd.pdf" H 3800 1150 50 0001 C CNN
1 3800 1150
1 0 0 -1
$EndComp
Wire Wire Line
3500 1150 3350 1150
Wire Wire Line
1050 3200 1050 3400
Wire Wire Line
1050 3400 1150 3400
Wire Wire Line
1150 3400 1150 3200
Wire Wire Line
1150 3400 1150 3600
Connection ~ 1150 3400
$Comp
L power:GND #PWR09
U 1 1 5D3F0774
P 1150 3600
F 0 "#PWR09" H 1150 3350 50 0001 C CNN
F 1 "GND" H 1155 3427 50 0000 C CNN
F 2 "" H 1150 3600 50 0001 C CNN
F 3 "" H 1150 3600 50 0001 C CNN
1 1150 3600
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR011
U 1 1 5D3F077A
P 3800 1550
F 0 "#PWR011" H 3800 1300 50 0001 C CNN
F 1 "GND" H 3805 1377 50 0000 C CNN
F 2 "" H 3800 1550 50 0001 C CNN
F 3 "" H 3800 1550 50 0001 C CNN
1 3800 1550
1 0 0 -1
$EndComp
Wire Wire Line
3800 1450 3800 1500
$Comp
L power:+3.3V #PWR012
U 1 1 5D3F0781
P 4250 1050
F 0 "#PWR012" H 4250 900 50 0001 C CNN
F 1 "+3.3V" H 4265 1223 50 0000 C CNN
F 2 "" H 4250 1050 50 0001 C CNN
F 3 "" H 4250 1050 50 0001 C CNN
1 4250 1050
1 0 0 -1
$EndComp
Wire Wire Line
5950 1450 5950 1550
Wire Wire Line
5950 1550 6050 1550
Wire Wire Line
6350 1550 6350 1700
Connection ~ 5950 1550
Wire Wire Line
5950 1550 5950 1700
Wire Wire Line
6250 1700 6250 1550
Connection ~ 6250 1550
Wire Wire Line
6250 1550 6350 1550
Wire Wire Line
6150 1550 6150 1700
Connection ~ 6150 1550
Wire Wire Line
6150 1550 6250 1550
Wire Wire Line
6050 1550 6050 1700
Connection ~ 6050 1550
Wire Wire Line
6050 1550 6150 1550
Wire Wire Line
4250 1050 4250 1150
Wire Wire Line
4250 1150 4100 1150
$Comp
L power:GND #PWR019
U 1 1 5D3F0797
P 5950 5050
F 0 "#PWR019" H 5950 4800 50 0001 C CNN
F 1 "GND" H 5955 4877 50 0000 C CNN
F 2 "" H 5950 5050 50 0001 C CNN
F 3 "" H 5950 5050 50 0001 C CNN
1 5950 5050
1 0 0 -1
$EndComp
Wire Wire Line
5950 4700 5950 4950
Wire Wire Line
6050 4700 6050 4950
Wire Wire Line
6050 4950 5950 4950
Connection ~ 5950 4950
Wire Wire Line
5950 4950 5950 5050
Wire Wire Line
6150 4700 6150 4950
Wire Wire Line
6150 4950 6050 4950
Connection ~ 6050 4950
Wire Wire Line
6250 4700 6250 4950
Wire Wire Line
6250 4950 6150 4950
Connection ~ 6150 4950
$Comp
L Device:C C33
U 1 1 5D3F07A8
P 7050 1750
F 0 "C33" H 7165 1796 50 0000 L CNN
F 1 "100n" H 7165 1705 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 7088 1600 50 0001 C CNN
F 3 "~" H 7050 1750 50 0001 C CNN
1 7050 1750
1 0 0 -1
$EndComp
$Comp
L Device:C C34
U 1 1 5D3F07AE
P 7400 1750
F 0 "C34" H 7515 1796 50 0000 L CNN
F 1 "100n" H 7515 1705 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 7438 1600 50 0001 C CNN
F 3 "~" H 7400 1750 50 0001 C CNN
1 7400 1750
1 0 0 -1
$EndComp
Wire Wire Line
6350 1550 7050 1550
Wire Wire Line
7400 1550 7400 1600
Connection ~ 6350 1550
Wire Wire Line
7050 1600 7050 1550
Connection ~ 7050 1550
Wire Wire Line
7050 1550 7400 1550
$Comp
L power:GND #PWR021
U 1 1 5D3F07BA
P 7650 2000
F 0 "#PWR021" H 7650 1750 50 0001 C CNN
F 1 "GND" H 7655 1827 50 0000 C CNN
F 2 "" H 7650 2000 50 0001 C CNN
F 3 "" H 7650 2000 50 0001 C CNN
1 7650 2000
1 0 0 -1
$EndComp
Wire Wire Line
7650 2000 7400 2000
Wire Wire Line
7400 2000 7400 1900
Wire Wire Line
7400 2000 7050 2000
Wire Wire Line
7050 2000 7050 1900
Connection ~ 7400 2000
$Comp
L Device:C C32
U 1 1 5D3F07C5
P 4250 1300
F 0 "C32" H 4365 1346 50 0000 L CNN
F 1 "100n" H 4365 1255 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4288 1150 50 0001 C CNN
F 3 "~" H 4250 1300 50 0001 C CNN
1 4250 1300
1 0 0 -1
$EndComp
Connection ~ 4250 1150
$Comp
L Device:C C27
U 1 1 5D3F07CC
P 3350 1300
F 0 "C27" H 3465 1346 50 0000 L CNN
F 1 "100n" H 3465 1255 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 3388 1150 50 0001 C CNN
F 3 "~" H 3350 1300 50 0001 C CNN
1 3350 1300
1 0 0 -1
$EndComp
Connection ~ 3350 1150
Wire Wire Line
3350 1450 3350 1500
Wire Wire Line
3350 1500 3800 1500
Connection ~ 3800 1500
Wire Wire Line
3800 1500 3800 1550
Wire Wire Line
3800 1500 4250 1500
Wire Wire Line
4250 1500 4250 1450
$Comp
L Device:R R3
U 1 1 5D3F07DA
P 3400 2550
F 0 "R3" H 3470 2596 50 0000 L CNN
F 1 "1k5" H 3470 2505 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3330 2550 50 0001 C CNN
F 3 "~" H 3400 2550 50 0001 C CNN
1 3400 2550
1 0 0 -1
$EndComp
$Comp
L power:+3.3V #PWR013
U 1 1 5D3F07E0
P 3400 2300
F 0 "#PWR013" H 3400 2150 50 0001 C CNN
F 1 "+3.3V" H 3415 2473 50 0000 C CNN
F 2 "" H 3400 2300 50 0001 C CNN
F 3 "" H 3400 2300 50 0001 C CNN
1 3400 2300
1 0 0 -1
$EndComp
Wire Wire Line
3400 2300 3400 2400
Wire Wire Line
3400 2700 3400 2800
$Comp
L Switch:SW_Push SW1
U 1 1 5D3F07EE
P 5000 1900
F 0 "SW1" H 5000 2185 50 0000 C CNN
F 1 "SW_Push" H 5000 2094 50 0000 C CNN
F 2 "Button_Switch_THT:SW_PUSH_6mm" H 5000 2100 50 0001 C CNN
F 3 "~" H 5000 2100 50 0001 C CNN
1 5000 1900
1 0 0 -1
$EndComp
$Comp
L Device:R R4
U 1 1 5D3F07F4
P 5300 1600
F 0 "R4" H 5370 1646 50 0000 L CNN
F 1 "10k" H 5370 1555 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 5230 1600 50 0001 C CNN
F 3 "~" H 5300 1600 50 0001 C CNN
1 5300 1600
1 0 0 -1
$EndComp
Wire Wire Line
5300 1750 5300 1900
Wire Wire Line
5300 1900 5450 1900
Wire Wire Line
5300 1900 5200 1900
Connection ~ 5300 1900
$Comp
L power:+3.3V #PWR018
U 1 1 5D3F07FE
P 5950 1450
F 0 "#PWR018" H 5950 1300 50 0001 C CNN
F 1 "+3.3V" H 5965 1623 50 0000 C CNN
F 2 "" H 5950 1450 50 0001 C CNN
F 3 "" H 5950 1450 50 0001 C CNN
1 5950 1450
1 0 0 -1
$EndComp
$Comp
L power:+3.3V #PWR017
U 1 1 5D3F0804
P 5300 1400
F 0 "#PWR017" H 5300 1250 50 0001 C CNN
F 1 "+3.3V" H 5315 1573 50 0000 C CNN
F 2 "" H 5300 1400 50 0001 C CNN
F 3 "" H 5300 1400 50 0001 C CNN
1 5300 1400
1 0 0 -1
$EndComp
Wire Wire Line
5300 1400 5300 1450
$Comp
L power:GND #PWR014
U 1 1 5D3F080B
P 4650 2000
F 0 "#PWR014" H 4650 1750 50 0001 C CNN
F 1 "GND" H 4655 1827 50 0000 C CNN
F 2 "" H 4650 2000 50 0001 C CNN
F 3 "" H 4650 2000 50 0001 C CNN
1 4650 2000
1 0 0 -1
$EndComp
Wire Wire Line
4650 2000 4650 1900
Wire Wire Line
4650 1900 4800 1900
Text GLabel 3600 2900 2 50 Input ~ 0
USB_N
Text GLabel 3600 2800 2 50 Input ~ 0
USB_P
Wire Wire Line
3400 2800 3600 2800
Wire Wire Line
6750 4200 7050 4200
Text GLabel 7050 4200 2 50 Input ~ 0
USB_P
Text GLabel 7050 4100 2 50 Input ~ 0
USB_N
Wire Wire Line
7050 4100 6750 4100
$Comp
L Device:LED D1
U 1 1 5D3F081A
P 7800 4150
F 0 "D1" V 7839 4033 50 0000 R CNN
F 1 "LED" V 7748 4033 50 0000 R CNN
F 2 "LED_SMD:LED_0805_2012Metric" H 7800 4150 50 0001 C CNN
F 3 "~" H 7800 4150 50 0001 C CNN
1 7800 4150
0 -1 -1 0
$EndComp
$Comp
L Device:R R5
U 1 1 5D3F0820
P 7800 4550
F 0 "R5" H 7870 4596 50 0000 L CNN
F 1 "270" H 7870 4505 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 7730 4550 50 0001 C CNN
F 3 "~" H 7800 4550 50 0001 C CNN
1 7800 4550
1 0 0 -1
$EndComp
Wire Wire Line
7800 4300 7800 4400
$Comp
L power:GND #PWR022
U 1 1 5D3F0827
P 7800 4800
F 0 "#PWR022" H 7800 4550 50 0001 C CNN
F 1 "GND" H 7805 4627 50 0000 C CNN
F 2 "" H 7800 4800 50 0001 C CNN
F 3 "" H 7800 4800 50 0001 C CNN
1 7800 4800
1 0 0 -1
$EndComp
Wire Wire Line
7800 4700 7800 4800
Wire Wire Line
6750 3900 7800 3900
Wire Wire Line
7800 3900 7800 4000
Wire Notes Line
7650 5100 8150 5100
Wire Wire Line
5450 2100 5250 2100
Text GLabel 5250 2100 0 50 Input ~ 0
BOOT0
$Comp
L Device:C C28
U 1 1 5D3F0845
P 4400 2300
F 0 "C28" V 4148 2300 50 0000 C CNN
F 1 "22p" V 4239 2300 50 0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4438 2150 50 0001 C CNN
F 3 "~" H 4400 2300 50 0001 C CNN
1 4400 2300
0 1 1 0
$EndComp
$Comp
L Device:C C29
U 1 1 5D3F084B
P 4400 2600
F 0 "C29" V 4148 2600 50 0000 C CNN
F 1 "22p" V 4239 2600 50 0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4438 2450 50 0001 C CNN
F 3 "~" H 4400 2600 50 0001 C CNN
1 4400 2600
0 1 1 0
$EndComp
$Comp
L power:GND #PWR010
U 1 1 5D3F0860
P 4100 2950
F 0 "#PWR010" H 4100 2700 50 0001 C CNN
F 1 "GND" H 4105 2777 50 0000 C CNN
F 2 "" H 4100 2950 50 0001 C CNN
F 3 "" H 4100 2950 50 0001 C CNN
1 4100 2950
1 0 0 -1
$EndComp
Wire Wire Line
4250 2300 4100 2300
Wire Wire Line
4100 2300 4100 2600
Wire Wire Line
4250 2600 4100 2600
Connection ~ 4100 2600
Wire Wire Line
5450 2400 5350 2400
Text GLabel 7050 4300 2 50 Input ~ 0
JTMS
Wire Wire Line
7050 4300 6750 4300
Text GLabel 7050 4400 2 50 Input ~ 0
JTCK
Wire Wire Line
7050 4400 6750 4400
Text GLabel 5300 1900 3 50 Input ~ 0
RST
Text GLabel 10550 6200 2 50 Input ~ 0
RST
Wire Wire Line
10350 6200 10550 6200
Text GLabel 10550 6100 2 50 Input ~ 0
JTMS
Text GLabel 10550 5900 2 50 Input ~ 0
JTCK
Wire Wire Line
10550 5900 10350 5900
Wire Wire Line
10350 6100 10550 6100
$Comp
L power:GND #PWR016
U 1 1 5D3F088D
P 10950 6050
F 0 "#PWR016" H 10950 5800 50 0001 C CNN
F 1 "GND" H 10955 5877 50 0000 C CNN
F 2 "" H 10950 6050 50 0001 C CNN
F 3 "" H 10950 6050 50 0001 C CNN
1 10950 6050
1 0 0 -1
$EndComp
$Comp
L power:+3.3V #PWR015
U 1 1 5D3F0893
P 10950 5750
F 0 "#PWR015" H 10950 5600 50 0001 C CNN
F 1 "+3.3V" H 10965 5923 50 0000 C CNN
F 2 "" H 10950 5750 50 0001 C CNN
F 3 "" H 10950 5750 50 0001 C CNN
1 10950 5750
1 0 0 -1
$EndComp
Wire Wire Line
10350 5800 10950 5800
Wire Wire Line
10950 5800 10950 5750
Wire Wire Line
10350 6000 10950 6000
Wire Wire Line
10950 6000 10950 6050
Text Notes 9950 5500 0 50 ~ 0
SWD
Wire Notes Line
11150 5400 11150 6400
Wire Notes Line
9850 6400 9850 5400
Wire Notes Line
9850 5400 11150 5400
$Comp
L Connector:Conn_01x05_Male J3
U 1 1 5D3F08A1
P 10150 6000
F 0 "J3" H 10258 6381 50 0000 C CNN
F 1 "Conn_01x05_Male" H 10258 6290 50 0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_Vertical" H 10150 6000 50 0001 C CNN
F 3 "~" H 10150 6000 50 0001 C CNN
1 10150 6000
1 0 0 -1
$EndComp
Wire Notes Line
9850 6400 11150 6400
Text Notes 8150 5200 2 50 ~ 0
USERLED
Wire Notes Line
8150 3850 8150 5100
Wire Notes Line
8150 3850 7650 3850
Wire Notes Line
7650 3850 7650 5100
Wire Wire Line
4100 2600 4100 2800
$Comp
L rohm:BD3491FS U?
U 3 1 5D53D973
P 8750 3400
AR Path="/5D53D973" Ref="U?" Part="3"
AR Path="/5D4FBA63/5D53D973" Ref="U1" Part="3"
F 0 "U1" H 9128 3546 50 0000 L CNN
F 1 "BD3491FS" H 9128 3455 50 0000 L CNN
F 2 "rohm:SSOP-A32" H 8750 3300 50 0001 C CNN
F 3 "http://rohmfs.rohm.com/en/products/databook/datasheet/ic/audio_video/audio_processor/bd3491fs-e.pdf" H 8750 3300 50 0001 C CNN
3 8750 3400
1 0 0 -1
$EndComp
$Comp
L power:VCC #PWR?
U 1 1 5D53D979
P 8850 2750
AR Path="/5D53D979" Ref="#PWR?" Part="1"
AR Path="/5D4FBA63/5D53D979" Ref="#PWR01" Part="1"
F 0 "#PWR01" H 8850 2600 50 0001 C CNN
F 1 "VCC" H 8867 2923 50 0000 C CNN
F 2 "" H 8850 2750 50 0001 C CNN
F 3 "" H 8850 2750 50 0001 C CNN
1 8850 2750
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR?
U 1 1 5D53D97F
P 8850 4150
AR Path="/5D53D97F" Ref="#PWR?" Part="1"
AR Path="/5D4FBA63/5D53D97F" Ref="#PWR02" Part="1"
F 0 "#PWR02" H 8850 3900 50 0001 C CNN
F 1 "GND" H 8855 3977 50 0000 C CNN
F 2 "" H 8850 4150 50 0001 C CNN
F 3 "" H 8850 4150 50 0001 C CNN
1 8850 4150
1 0 0 -1
$EndComp
Wire Wire Line
8800 4050 8850 4050
Wire Wire Line
8850 4050 8850 4150
Wire Wire Line
8900 4000 8900 4050
Wire Wire Line
8900 4050 8850 4050
Connection ~ 8850 4050
Wire Wire Line
8800 3750 8800 4050
Wire Wire Line
8900 3750 8900 3800
Wire Wire Line
8850 2750 8850 2800
$Comp
L Device:C_Small C?
U 1 1 5D53D98D
P 9250 2950
AR Path="/5D53D98D" Ref="C?" Part="1"
AR Path="/5D4FBA63/5D53D98D" Ref="C25" Part="1"
F 0 "C25" H 9158 2904 50 0000 R CNN
F 1 "100n" H 9158 2995 50 0000 R CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 9250 2950 50 0001 C CNN
F 3 "~" H 9250 2950 50 0001 C CNN
1 9250 2950
-1 0 0 1
$EndComp
$Comp
L Device:CP_Small C?
U 1 1 5D53D993
P 9500 2950
AR Path="/5D53D993" Ref="C?" Part="1"
AR Path="/5D4FBA63/5D53D993" Ref="C26" Part="1"
F 0 "C26" H 9588 2996 50 0000 L CNN
F 1 "10u" H 9588 2905 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 9500 2950 50 0001 C CNN
F 3 "~" H 9500 2950 50 0001 C CNN
1 9500 2950
1 0 0 -1
$EndComp
Wire Wire Line
9500 2850 9500 2800
Wire Wire Line
9500 2800 9250 2800
Connection ~ 8850 2800
Wire Wire Line
8850 2800 8850 2850
Wire Wire Line
9250 2850 9250 2800
Connection ~ 9250 2800
Wire Wire Line
9250 2800 8850 2800
$Comp
L power:GND #PWR?
U 1 1 5D53D9A0
P 9500 4150
AR Path="/5D53D9A0" Ref="#PWR?" Part="1"
AR Path="/5D4FBA63/5D53D9A0" Ref="#PWR08" Part="1"
F 0 "#PWR08" H 9500 3900 50 0001 C CNN
F 1 "GND" H 9505 3977 50 0000 C CNN
F 2 "" H 9500 4150 50 0001 C CNN
F 3 "" H 9500 4150 50 0001 C CNN
1 9500 4150
1 0 0 -1
$EndComp
Wire Wire Line
9500 3100 9500 4150
Wire Wire Line
9250 3050 9250 3100
Wire Wire Line
9250 3100 9500 3100
Wire Wire Line
9500 3050 9500 3100
Connection ~ 9500 3100
$Comp
L Device:CP_Small C?
U 1 1 5D53D9AB
P 8900 3900
AR Path="/5D53D9AB" Ref="C?" Part="1"
AR Path="/5D4FBA63/5D53D9AB" Ref="C24" Part="1"
F 0 "C24" H 8988 3946 50 0000 L CNN
F 1 "10u" H 8988 3855 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 8900 3900 50 0001 C CNN
F 3 "~" H 8900 3900 50 0001 C CNN
1 8900 3900
1 0 0 -1
$EndComp
$Comp
L Jumper:Jumper_2_Open JP3
U 1 1 5D55CE6B
P 2500 1150
F 0 "JP3" H 2500 1385 50 0000 C CNN
F 1 "Jumper_2_Open" H 2500 1294 50 0000 C CNN
F 2 "Jumper:SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm" H 2500 1150 50 0001 C CNN
F 3 "~" H 2500 1150 50 0001 C CNN
1 2500 1150
1 0 0 -1
$EndComp
$Comp
L Device:Jumper JP4
U 1 1 5D55D781
P 2750 1950
F 0 "JP4" V 2704 2077 50 0000 L CNN
F 1 "Jumper" V 2795 2077 50 0000 L CNN
F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mm" H 2750 1950 50 0001 C CNN
F 3 "~" H 2750 1950 50 0001 C CNN
1 2750 1950
0 1 1 0
$EndComp
Connection ~ 2750 1150
Wire Wire Line
2750 1150 2700 1150
Wire Wire Line
2750 1150 3200 1150
Wire Wire Line
2750 1150 2750 1650
Wire Wire Line
2750 2600 2750 2250
Text Notes 2550 2050 1 50 ~ 0
switch between \npwr jack/usb power\n\n
Wire Notes Line
2000 850 2000 2250
Wire Notes Line
2000 2250 3150 2250
Wire Notes Line
3150 2250 3150 850
Wire Notes Line
3150 850 2000 850
$Comp
L Connector:Barrel_Jack_Switch J1
U 1 1 5D5AF27B
P 1150 1250
F 0 "J1" H 1207 1567 50 0000 C CNN
F 1 "Barrel_Jack_Switch" H 1207 1476 50 0000 C CNN
F 2 "audioMux:BarrelJack_LCSC_C194407" H 1200 1210 50 0001 C CNN
F 3 "~" H 1200 1210 50 0001 C CNN
1 1150 1250
1 0 0 -1
$EndComp
Wire Wire Line
1450 1250 1550 1250
Wire Wire Line
1550 1250 1550 1350
Wire Wire Line
1550 1350 1450 1350
Wire Wire Line
1450 1150 2300 1150
$Comp
L power:GND #PWR06
U 1 1 5D5B65C0
P 1550 1650
F 0 "#PWR06" H 1550 1400 50 0001 C CNN
F 1 "GND" H 1555 1477 50 0000 C CNN
F 2 "" H 1550 1650 50 0001 C CNN
F 3 "" H 1550 1650 50 0001 C CNN
1 1550 1650
1 0 0 -1
$EndComp
Wire Wire Line
1550 1350 1550 1650
Connection ~ 1550 1350
$Comp
L power:+3V3 #PWR07
U 1 1 5D5BF43A
P 8000 2650
F 0 "#PWR07" H 8000 2500 50 0001 C CNN
F 1 "+3V3" H 8015 2823 50 0000 C CNN
F 2 "" H 8000 2650 50 0001 C CNN
F 3 "" H 8000 2650 50 0001 C CNN
1 8000 2650
1 0 0 -1
$EndComp
$Comp
L Device:R R6
U 1 1 5D5BF974
P 8000 2950
F 0 "R6" H 8070 2996 50 0000 L CNN
F 1 "10k" H 8070 2905 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 7930 2950 50 0001 C CNN
F 3 "~" H 8000 2950 50 0001 C CNN
1 8000 2950
1 0 0 -1
$EndComp
$Comp
L Device:R R7
U 1 1 5D5BFEC0
P 8150 2950
F 0 "R7" H 8220 2996 50 0000 L CNN
F 1 "10k" H 8220 2905 50 0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 8080 2950 50 0001 C CNN
F 3 "~" H 8150 2950 50 0001 C CNN
1 8150 2950
1 0 0 -1
$EndComp
Wire Wire Line
8000 2650 8000 2700
Wire Wire Line
8000 2700 8150 2700
Wire Wire Line
8150 2700 8150 2800
Connection ~ 8000 2700
Wire Wire Line
8000 2700 8000 2800
Wire Wire Line
8000 3100 8000 3300
Wire Wire Line
7900 3300 8000 3300
Connection ~ 8000 3300
Wire Wire Line
8000 3300 8350 3300
Wire Wire Line
8150 3400 8150 3100
Wire Wire Line
8150 3400 8350 3400
Wire Wire Line
8150 3400 7900 3400
Connection ~ 8150 3400
Text GLabel 7900 3300 0 50 BiDi ~ 0
SDA
Text GLabel 7900 3400 0 50 Input ~ 0
SCL
$Comp
L MCU_ST_STM32F1:STM32F103C8Tx U4
U 1 1 5D3F075C
P 6150 3200
F 0 "U4" H 6100 1611 50 0000 C CNN
F 1 "STM32F103C8Tx" H 6100 1520 50 0000 C CNN
F 2 "Package_QFP:LQFP-48_7x7mm_P0.5mm" H 5550 1800 50 0001 R CNN
F 3 "http://www.st.com/st-web-ui/static/active/en/resource/technical/document/datasheet/CD00161566.pdf" H 6150 3200 50 0001 C CNN
1 6150 3200
1 0 0 -1
$EndComp
Text GLabel 5250 3600 0 50 Output ~ 0
SCL
Text GLabel 5250 3700 0 50 BiDi ~ 0
SDA
Wire Wire Line
5250 3700 5450 3700
Wire Wire Line
5450 3600 5250 3600
Connection ~ 3400 2800
Wire Wire Line
1450 2600 2750 2600
Wire Wire Line
1450 2800 3400 2800
Wire Wire Line
1450 2900 3600 2900
$Comp
L Connector:USB_B_Micro J2
U 1 1 5D3F0768
P 1150 2800
F 0 "J2" H 1207 3267 50 0000 C CNN
F 1 "USB_B_Micro" H 1207 3176 50 0000 C CNN
F 2 "audioMux:usb" H 1300 2750 50 0001 C CNN
F 3 "~" H 1300 2750 50 0001 C CNN
1 1150 2800
1 0 0 -1
$EndComp
Wire Wire Line
5350 2600 5350 2400
Wire Wire Line
3200 950 3200 1150
Connection ~ 3200 1150
Wire Wire Line
3200 1150 3350 1150
$Comp
L power:VCC #PWR0101
U 1 1 5DA247C4
P 3200 950
F 0 "#PWR0101" H 3200 800 50 0001 C CNN
F 1 "VCC" H 3217 1123 50 0000 C CNN
F 2 "" H 3200 950 50 0001 C CNN
F 3 "" H 3200 950 50 0001 C CNN
1 3200 950
1 0 0 -1
$EndComp
$Comp
L Device:Crystal_GND24 Y1
U 1 1 5DAD6FE0
P 4750 2450
F 0 "Y1" V 4704 2694 50 0000 L CNN
F 1 "8Mhz" V 4795 2694 50 0000 L CNN
F 2 "Crystal:Crystal_SMD_5032-4Pin_5.0x3.2mm" H 4750 2450 50 0001 C CNN
F 3 "https://datasheet.lcsc.com/szlcsc/Zhejiang-Abel-Elec-SMD-5032-4P8M20pf20ppm_C133333.pdf" H 4750 2450 50 0001 C CNN
1 4750 2450
0 1 1 0
$EndComp
Wire Wire Line
4550 2300 4750 2300
Wire Wire Line
4550 2600 4750 2600
Connection ~ 4750 2300
Wire Wire Line
4750 2300 5450 2300
Connection ~ 4750 2600
Wire Wire Line
4750 2600 5350 2600
Wire Wire Line
4550 2450 4500 2450
Wire Wire Line
4500 2450 4500 2800
Wire Wire Line
4500 2800 4100 2800
Connection ~ 4100 2800
Wire Wire Line
4100 2800 4100 2950
Wire Wire Line
4950 2450 4950 2800
Wire Wire Line
4950 2800 4500 2800
Connection ~ 4500 2800
$Comp
L Switch:SW_Push_Dual SW2
U 1 1 5DAFB3C5
P 3300 3400
F 0 "SW2" H 3300 3685 50 0000 C CNN
F 1 "SW_Push_Dual" H 3300 3594 50 0000 C CNN
F 2 "" H 3300 3600 50 0001 C CNN
F 3 "~" H 3300 3600 50 0001 C CNN
1 3300 3400
1 0 0 -1
$EndComp
Wire Wire Line
3100 3400 2900 3400
Wire Wire Line
2900 3400 2900 3600
Wire Wire Line
3100 3600 2900 3600
Connection ~ 2900 3600
Wire Wire Line
2900 3600 2900 3800
$Comp
L power:GND #PWR030
U 1 1 5DB0AABB
P 2900 3800
F 0 "#PWR030" H 2900 3550 50 0001 C CNN
F 1 "GND" H 2905 3627 50 0000 C CNN
F 2 "" H 2900 3800 50 0001 C CNN
F 3 "" H 2900 3800 50 0001 C CNN
1 2900 3800
1 0 0 -1
$EndComp
Wire Wire Line
3500 3400 3750 3400
Wire Wire Line
3750 3400 3750 3600
Wire Wire Line
3750 3600 3500 3600
$Comp
L Switch:SW_Push_Dual SW3
U 1 1 5DB1C041
P 3300 4100
F 0 "SW3" H 3300 4385 50 0000 C CNN
F 1 "SW_Push_Dual" H 3300 4294 50 0000 C CNN
F 2 "" H 3300 4300 50 0001 C CNN
F 3 "~" H 3300 4300 50 0001 C CNN
1 3300 4100
1 0 0 -1
$EndComp
Wire Wire Line
3100 4100 2900 4100
Wire Wire Line
2900 4100 2900 4300
Wire Wire Line
3100 4300 2900 4300
Connection ~ 2900 4300
Wire Wire Line
2900 4300 2900 4500
$Comp
L power:GND #PWR031
U 1 1 5DB1C04C
P 2900 4500
F 0 "#PWR031" H 2900 4250 50 0001 C CNN
F 1 "GND" H 2905 4327 50 0000 C CNN
F 2 "" H 2900 4500 50 0001 C CNN
F 3 "" H 2900 4500 50 0001 C CNN
1 2900 4500
1 0 0 -1
$EndComp
Wire Wire Line
3500 4100 3750 4100
Wire Wire Line
3750 4100 3750 4300
Wire Wire Line
3750 4300 3500 4300
$Comp
L Switch:SW_Push_Dual SW4
U 1 1 5DB21FC8
P 3300 4750
F 0 "SW4" H 3300 5035 50 0000 C CNN
F 1 "SW_Push_Dual" H 3300 4944 50 0000 C CNN
F 2 "" H 3300 4950 50 0001 C CNN
F 3 "~" H 3300 4950 50 0001 C CNN
1 3300 4750
1 0 0 -1
$EndComp
Wire Wire Line
3100 4750 2900 4750
Wire Wire Line
2900 4750 2900 4950
Wire Wire Line
3100 4950 2900 4950
Connection ~ 2900 4950
Wire Wire Line
2900 4950 2900 5150
$Comp
L power:GND #PWR032
U 1 1 5DB21FD3
P 2900 5150
F 0 "#PWR032" H 2900 4900 50 0001 C CNN
F 1 "GND" H 2905 4977 50 0000 C CNN
F 2 "" H 2900 5150 50 0001 C CNN
F 3 "" H 2900 5150 50 0001 C CNN
1 2900 5150
1 0 0 -1
$EndComp
Wire Wire Line
3500 4750 3750 4750
Wire Wire Line
3750 4750 3750 4950
Wire Wire Line
3750 4950 3500 4950
$Comp
L Switch:SW_Push_Dual SW5
U 1 1 5DB28CB2
P 3300 5400
F 0 "SW5" H 3300 5685 50 0000 C CNN
F 1 "SW_Push_Dual" H 3300 5594 50 0000 C CNN
F 2 "" H 3300 5600 50 0001 C CNN
F 3 "~" H 3300 5600 50 0001 C CNN
1 3300 5400
1 0 0 -1
$EndComp
Wire Wire Line
3100 5400 2900 5400
Wire Wire Line
2900 5400 2900 5600
Wire Wire Line
3100 5600 2900 5600
Connection ~ 2900 5600
Wire Wire Line
2900 5600 2900 5800
$Comp
L power:GND #PWR033
U 1 1 5DB28CBD
P 2900 5800
F 0 "#PWR033" H 2900 5550 50 0001 C CNN
F 1 "GND" H 2905 5627 50 0000 C CNN
F 2 "" H 2900 5800 50 0001 C CNN
F 3 "" H 2900 5800 50 0001 C CNN
1 2900 5800
1 0 0 -1
$EndComp
Wire Wire Line
3500 5400 3750 5400
Wire Wire Line
3750 5400 3750 5600
Wire Wire Line
3750 5600 3500 5600
$Comp
L Switch:SW_Push_Dual SW6
U 1 1 5DB30380
P 3300 6050
F 0 "SW6" H 3300 6335 50 0000 C CNN
F 1 "SW_Push_Dual" H 3300 6244 50 0000 C CNN
F 2 "" H 3300 6250 50 0001 C CNN
F 3 "~" H 3300 6250 50 0001 C CNN
1 3300 6050
1 0 0 -1
$EndComp
Wire Wire Line
3100 6050 2900 6050
Wire Wire Line
2900 6050 2900 6250
Wire Wire Line
3100 6250 2900 6250
Connection ~ 2900 6250
Wire Wire Line
2900 6250 2900 6450
$Comp
L power:GND #PWR034
U 1 1 5DB3038B
P 2900 6450
F 0 "#PWR034" H 2900 6200 50 0001 C CNN
F 1 "GND" H 2905 6277 50 0000 C CNN
F 2 "" H 2900 6450 50 0001 C CNN
F 3 "" H 2900 6450 50 0001 C CNN
1 2900 6450
1 0 0 -1
$EndComp
Wire Wire Line
3500 6050 3750 6050
Wire Wire Line
3750 6050 3750 6250
Wire Wire Line
3750 6250 3500 6250
$Comp
L Switch:SW_Push_Dual SW7
U 1 1 5DB38939
P 3300 6750
F 0 "SW7" H 3300 7035 50 0000 C CNN
F 1 "SW_Push_Dual" H 3300 6944 50 0000 C CNN
F 2 "" H 3300 6950 50 0001 C CNN
F 3 "~" H 3300 6950 50 0001 C CNN
1 3300 6750
1 0 0 -1
$EndComp
Wire Wire Line
3100 6750 2900 6750
Wire Wire Line
2900 6750 2900 6950
Wire Wire Line
3100 6950 2900 6950
Connection ~ 2900 6950
Wire Wire Line
2900 6950 2900 7150
$Comp
L power:GND #PWR035
U 1 1 5DB38944
P 2900 7150
F 0 "#PWR035" H 2900 6900 50 0001 C CNN
F 1 "GND" H 2905 6977 50 0000 C CNN
F 2 "" H 2900 7150 50 0001 C CNN
F 3 "" H 2900 7150 50 0001 C CNN
1 2900 7150
1 0 0 -1
$EndComp
Wire Wire Line
3500 6750 3750 6750
Wire Wire Line
3750 6750 3750 6950
Wire Wire Line
3750 6950 3500 6950
Text Notes 2350 7400 1 50 ~ 0
selector switches\nwill use internal pullup of stm32
Wire Notes Line
2150 3050 3900 3050
Wire Notes Line
3900 3050 3900 7500
Wire Notes Line
3900 7500 2150 7500
Wire Notes Line
2150 7500 2150 3050
$EndSCHEMATC
Reference in New Issue Copy Permalink