wifiaudiorx.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L ESP32-footprints-Shem-Lib:ESP-32S U1
U 1 1 616435BC
P 2600 2160
F 0 "U1" H 2575 3547 60  0000 C CNN
F 1 "ESP-32S" H 2575 3441 60  0000 C CNN
F 2 "RF_Module:ESP32-WROOM-32" H 2950 3510 60  0001 C CNN
F 3 "" H 2150 2610 60  0001 C CNN
	1    2600 2160
	1    0    0    -1  
$EndComp
$Comp
L my:tp4056 U3
U 1 1 61645B9B
P 4440 4960
F 0 "U3" H 4415 5475 50  0000 C CNN
F 1 "tp4056" H 4415 5384 50  0000 C CNN
F 2 "Package_SO:SOIC-8-1EP_3.9x4.9mm_P1.27mm_EP2.29x3mm" H 4390 5010 50  0001 C CNN
F 3 "" H 4390 5010 50  0001 C CNN
	1    4440 4960
	1    0    0    -1  
$EndComp
NoConn ~ 2250 3210
NoConn ~ 2350 3210
NoConn ~ 2450 3210
NoConn ~ 2550 3210
NoConn ~ 2650 3210
NoConn ~ 2750 3210
NoConn ~ 2850 3210
NoConn ~ 2950 3210
NoConn ~ 3050 3210
Text GLabel 5120 2260 0    50   Input ~ 0
OL
Text GLabel 5120 2410 0    50   Input ~ 0
OR
$Comp
L power:+3.3V #PWR0105
U 1 1 61689CBB
P 5960 1250
F 0 "#PWR0105" H 5960 1100 50  0001 C CNN
F 1 "+3.3V" H 5975 1423 50  0000 C CNN
F 2 "" H 5960 1250 50  0001 C CNN
F 3 "" H 5960 1250 50  0001 C CNN
	1    5960 1250
	1    0    0    -1  
$EndComp
$Comp
L Connector:Conn_01x01_Female J4
U 1 1 6168B728
P 1490 6880
F 0 "J4" H 1518 6906 50  0000 L CNN
F 1 "Conn_01x01_Female" H 1518 6815 50  0000 L CNN
F 2 "my:largepoint" H 1490 6880 50  0001 C CNN
F 3 "~" H 1490 6880 50  0001 C CNN
	1    1490 6880
	1    0    0    -1  
$EndComp
$Comp
L Connector:Conn_01x01_Female J5
U 1 1 6168BC03
P 1490 7130
F 0 "J5" H 1518 7156 50  0000 L CNN
F 1 "Conn_01x01_Female" H 1518 7065 50  0000 L CNN
F 2 "my:largepoint" H 1490 7130 50  0001 C CNN
F 3 "~" H 1490 7130 50  0001 C CNN
	1    1490 7130
	1    0    0    -1  
$EndComp
Wire Wire Line
	850  5910 1150 5910
$Comp
L power:GND #PWR0106
U 1 1 616911FA
P 1150 5910
F 0 "#PWR0106" H 1150 5660 50  0001 C CNN
F 1 "GND" H 1155 5737 50  0000 C CNN
F 2 "" H 1150 5910 50  0001 C CNN
F 3 "" H 1150 5910 50  0001 C CNN
	1    1150 5910
	1    0    0    -1  
$EndComp
$Comp
L Connector:USB_C_Receptacle_USB2.0 J6
U 1 1 61691C23
P 1150 5010
F 0 "J6" H 1257 5877 50  0000 C CNN
F 1 "USB_C_Receptacle_USB2.0" H 1257 5786 50  0000 C CNN
F 2 "Connector_USB:USB_C_Receptacle_HRO_TYPE-C-31-M-12" H 1300 5010 50  0001 C CNN
F 3 "https://www.usb.org/sites/default/files/documents/usb_type-c.zip" H 1300 5010 50  0001 C CNN
	1    1150 5010
	1    0    0    -1  
$EndComp
Connection ~ 1150 5910
NoConn ~ 1750 5610
NoConn ~ 1750 5510
NoConn ~ 1750 5210
NoConn ~ 1750 5110
NoConn ~ 1750 5010
NoConn ~ 1750 4910
$Comp
L power:+5V #PWR0107
U 1 1 61694415
P 1850 4400
F 0 "#PWR0107" H 1850 4250 50  0001 C CNN
F 1 "+5V" H 1865 4573 50  0000 C CNN
F 2 "" H 1850 4400 50  0001 C CNN
F 3 "" H 1850 4400 50  0001 C CNN
	1    1850 4400
	1    0    0    -1  
$EndComp
Wire Wire Line
	1850 4400 1850 4410
Wire Wire Line
	1850 4410 1750 4410
$Comp
L Device:R R1
U 1 1 6169570D
P 1900 4610
F 0 "R1" V 1693 4610 50  0000 C CNN
F 1 "5.1k" V 1784 4610 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 1830 4610 50  0001 C CNN
F 3 "~" H 1900 4610 50  0001 C CNN
	1    1900 4610
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR0108
U 1 1 61696328
P 2050 4610
F 0 "#PWR0108" H 2050 4360 50  0001 C CNN
F 1 "GND" V 2055 4482 50  0000 R CNN
F 2 "" H 2050 4610 50  0001 C CNN
F 3 "" H 2050 4610 50  0001 C CNN
	1    2050 4610
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R2
U 1 1 6169781D
P 1900 4710
F 0 "R2" V 1693 4710 50  0000 C CNN
F 1 "5.1k" V 1784 4710 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 1830 4710 50  0001 C CNN
F 3 "~" H 1900 4710 50  0001 C CNN
	1    1900 4710
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR0109
U 1 1 61697823
P 2050 4710
F 0 "#PWR0109" H 2050 4460 50  0001 C CNN
F 1 "GND" V 2055 4582 50  0000 R CNN
F 2 "" H 2050 4710 50  0001 C CNN
F 3 "" H 2050 4710 50  0001 C CNN
	1    2050 4710
	0    -1   -1   0   
$EndComp
$Comp
L Switch:SW_DPDT_x2 SW1
U 1 1 6169F76D
P 6630 5220
F 0 "SW1" H 6630 4895 50  0000 C CNN
F 1 "SW_DPDT_x2" H 6630 4986 50  0000 C CNN
F 2 "Button_Switch_SMD:SW_SPDT_PCM12" H 6630 5220 50  0001 C CNN
F 3 "~" H 6630 5220 50  0001 C CNN
	1    6630 5220
	1    0    0    -1  
$EndComp
Wire Wire Line
	3500 1510 3500 1410
$Comp
L power:GND #PWR0102
U 1 1 616A57DB
P 3500 1410
F 0 "#PWR0102" H 3500 1160 50  0001 C CNN
F 1 "GND" V 3505 1282 50  0000 R CNN
F 2 "" H 3500 1410 50  0001 C CNN
F 3 "" H 3500 1410 50  0001 C CNN
	1    3500 1410
	0    -1   -1   0   
$EndComp
Connection ~ 3500 1410
$Comp
L power:GND #PWR0103
U 1 1 616A62CB
P 2150 3210
F 0 "#PWR0103" H 2150 2960 50  0001 C CNN
F 1 "GND" H 2155 3037 50  0000 C CNN
F 2 "" H 2150 3210 50  0001 C CNN
F 3 "" H 2150 3210 50  0001 C CNN
	1    2150 3210
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0110
U 1 1 616A6DCE
P 1650 1460
F 0 "#PWR0110" H 1650 1210 50  0001 C CNN
F 1 "GND" H 1655 1287 50  0000 C CNN
F 2 "" H 1650 1460 50  0001 C CNN
F 3 "" H 1650 1460 50  0001 C CNN
	1    1650 1460
	-1   0    0    1   
$EndComp
$Comp
L power:+3.3V #PWR0111
U 1 1 616A797B
P 1500 1330
F 0 "#PWR0111" H 1500 1180 50  0001 C CNN
F 1 "+3.3V" H 1515 1503 50  0000 C CNN
F 2 "" H 1500 1330 50  0001 C CNN
F 3 "" H 1500 1330 50  0001 C CNN
	1    1500 1330
	1    0    0    -1  
$EndComp
Wire Wire Line
	1650 1560 1500 1560
Wire Wire Line
	1500 1560 1500 1330
$Comp
L power:+3.3V #PWR0112
U 1 1 616A8A09
P 1220 1300
F 0 "#PWR0112" H 1220 1150 50  0001 C CNN
F 1 "+3.3V" H 1235 1473 50  0000 C CNN
F 2 "" H 1220 1300 50  0001 C CNN
F 3 "" H 1220 1300 50  0001 C CNN
	1    1220 1300
	1    0    0    -1  
$EndComp
$Comp
L Device:R R3
U 1 1 616A9916
P 1220 1450
F 0 "R3" H 1290 1496 50  0000 L CNN
F 1 "10k" H 1290 1405 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 1150 1450 50  0001 C CNN
F 3 "~" H 1220 1450 50  0001 C CNN
	1    1220 1450
	1    0    0    -1  
$EndComp
$Comp
L Device:C C1
U 1 1 616A9FDC
P 1220 1810
F 0 "C1" H 1335 1856 50  0000 L CNN
F 1 "1uf" H 1335 1765 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 1258 1660 50  0001 C CNN
F 3 "~" H 1220 1810 50  0001 C CNN
	1    1220 1810
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0113
U 1 1 616AAC41
P 1220 1960
F 0 "#PWR0113" H 1220 1710 50  0001 C CNN
F 1 "GND" H 1225 1787 50  0000 C CNN
F 2 "" H 1220 1960 50  0001 C CNN
F 3 "" H 1220 1960 50  0001 C CNN
	1    1220 1960
	1    0    0    -1  
$EndComp
Wire Wire Line
	1650 1660 1220 1660
Wire Wire Line
	1220 1600 1220 1660
Connection ~ 1220 1660
Text GLabel 850  1660 1    50   Input ~ 0
EN
$Comp
L power:+3.3V #PWR0114
U 1 1 616AE239
P 3500 3110
F 0 "#PWR0114" H 3500 2960 50  0001 C CNN
F 1 "+3.3V" H 3515 3283 50  0000 C CNN
F 2 "" H 3500 3110 50  0001 C CNN
F 3 "" H 3500 3110 50  0001 C CNN
	1    3500 3110
	-1   0    0    1   
$EndComp
$Comp
L Device:R R4
U 1 1 616AF412
P 3500 2960
F 0 "R4" H 3570 3006 50  0000 L CNN
F 1 "10k" H 3570 2915 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 3430 2960 50  0001 C CNN
F 3 "~" H 3500 2960 50  0001 C CNN
	1    3500 2960
	1    0    0    -1  
$EndComp
Wire Wire Line
	3500 2810 3660 2810
Connection ~ 3500 2810
Text GLabel 3660 2810 2    50   Input ~ 0
IO0
$Comp
L Connector:AudioJack3 J3
U 1 1 616B1F78
P 9880 5350
F 0 "J3" H 9862 5675 50  0000 C CNN
F 1 "AudioJack3" H 9862 5584 50  0000 C CNN
F 2 "Connector_Audio:Jack_3.5mm_CUI_SJ-3523-SMT_Horizontal" H 9880 5350 50  0001 C CNN
F 3 "~" H 9880 5350 50  0001 C CNN
	1    9880 5350
	1    0    0    -1  
$EndComp
Text GLabel 10080 5450 2    50   Input ~ 0
OL
Text GLabel 10080 5350 2    50   Input ~ 0
OR
Text GLabel 9820 4770 0    50   Input ~ 0
OL
Text GLabel 9820 4870 0    50   Input ~ 0
OR
$Comp
L Device:C C3
U 1 1 616B457C
P 7910 5270
F 0 "C3" H 8025 5316 50  0000 L CNN
F 1 "10uf" H 8025 5225 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 7948 5120 50  0001 C CNN
F 3 "~" H 7910 5270 50  0001 C CNN
	1    7910 5270
	1    0    0    -1  
$EndComp
$Comp
L Device:C C2
U 1 1 616B56BA
P 7120 5270
F 0 "C2" H 7235 5316 50  0000 L CNN
F 1 "0.1uf" H 7235 5225 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 7158 5120 50  0001 C CNN
F 3 "~" H 7120 5270 50  0001 C CNN
	1    7120 5270
	1    0    0    -1  
$EndComp
Wire Wire Line
	7830 5120 7910 5120
$Comp
L power:+3.3V #PWR0117
U 1 1 616B660E
P 8210 5120
F 0 "#PWR0117" H 8210 4970 50  0001 C CNN
F 1 "+3.3V" H 8225 5293 50  0000 C CNN
F 2 "" H 8210 5120 50  0001 C CNN
F 3 "" H 8210 5120 50  0001 C CNN
	1    8210 5120
	1    0    0    -1  
$EndComp
Wire Wire Line
	7530 5420 7910 5420
Wire Wire Line
	7530 5420 7120 5420
Connection ~ 7530 5420
$Comp
L power:GND #PWR0118
U 1 1 616B7865
P 7530 5420
F 0 "#PWR0118" H 7530 5170 50  0001 C CNN
F 1 "GND" H 7535 5247 50  0000 C CNN
F 2 "" H 7530 5420 50  0001 C CNN
F 3 "" H 7530 5420 50  0001 C CNN
	1    7530 5420
	1    0    0    -1  
$EndComp
Text GLabel 1290 6880 0    50   Input ~ 0
BAT
$Comp
L power:GND #PWR0119
U 1 1 616BB127
P 1290 7130
F 0 "#PWR0119" H 1290 6880 50  0001 C CNN
F 1 "GND" V 1295 7002 50  0000 R CNN
F 2 "" H 1290 7130 50  0001 C CNN
F 3 "" H 1290 7130 50  0001 C CNN
	1    1290 7130
	0    1    1    0   
$EndComp
Text GLabel 5040 4810 2    50   Input ~ 0
BAT
$Comp
L Device:R R7
U 1 1 616BC039
P 4840 5560
F 0 "R7" H 4910 5606 50  0000 L CNN
F 1 "1.2k" H 4910 5515 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 4770 5560 50  0001 C CNN
F 3 "~" H 4840 5560 50  0001 C CNN
	1    4840 5560
	1    0    0    -1  
$EndComp
Wire Wire Line
	4840 5160 4930 5160
Wire Wire Line
	4930 5160 4930 5710
Wire Wire Line
	4930 5710 4840 5710
$Comp
L power:GND #PWR0120
U 1 1 616BDB97
P 4840 5710
F 0 "#PWR0120" H 4840 5460 50  0001 C CNN
F 1 "GND" H 4845 5537 50  0000 C CNN
F 2 "" H 4840 5710 50  0001 C CNN
F 3 "" H 4840 5710 50  0001 C CNN
	1    4840 5710
	1    0    0    -1  
$EndComp
Connection ~ 4840 5710
$Comp
L power:GND #PWR0121
U 1 1 616BE240
P 4440 5660
F 0 "#PWR0121" H 4440 5410 50  0001 C CNN
F 1 "GND" H 4445 5487 50  0000 C CNN
F 2 "" H 4440 5660 50  0001 C CNN
F 3 "" H 4440 5660 50  0001 C CNN
	1    4440 5660
	1    0    0    -1  
$EndComp
$Comp
L Device:C C5
U 1 1 616BED22
P 5040 4960
F 0 "C5" H 5155 5006 50  0000 L CNN
F 1 "10uf" H 5155 4915 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 5078 4810 50  0001 C CNN
F 3 "~" H 5040 4960 50  0001 C CNN
	1    5040 4960
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0122
U 1 1 616C02EA
P 5040 5110
F 0 "#PWR0122" H 5040 4860 50  0001 C CNN
F 1 "GND" H 5045 4937 50  0000 C CNN
F 2 "" H 5040 5110 50  0001 C CNN
F 3 "" H 5040 5110 50  0001 C CNN
	1    5040 5110
	1    0    0    -1  
$EndComp
Wire Wire Line
	5040 4810 4840 4810
Wire Wire Line
	3990 4960 3990 4760
Connection ~ 3990 4760
$Comp
L power:GND #PWR0123
U 1 1 616C2F1B
P 3800 5060
F 0 "#PWR0123" H 3800 4810 50  0001 C CNN
F 1 "GND" V 3805 4932 50  0000 R CNN
F 2 "" H 3800 5060 50  0001 C CNN
F 3 "" H 3800 5060 50  0001 C CNN
	1    3800 5060
	0    1    1    0   
$EndComp
$Comp
L Device:R R5
U 1 1 616C45BA
P 3190 4610
F 0 "R5" V 2983 4610 50  0000 C CNN
F 1 "0.4" V 3074 4610 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 3120 4610 50  0001 C CNN
F 3 "~" H 3190 4610 50  0001 C CNN
	1    3190 4610
	-1   0    0    1   
$EndComp
$Comp
L power:+5V #PWR0124
U 1 1 616C4CDD
P 3190 4460
F 0 "#PWR0124" H 3190 4310 50  0001 C CNN
F 1 "+5V" V 3205 4588 50  0000 L CNN
F 2 "" H 3190 4460 50  0001 C CNN
F 3 "" H 3190 4460 50  0001 C CNN
	1    3190 4460
	1    0    0    -1  
$EndComp
$Comp
L Device:R R6
U 1 1 616C60D8
P 3340 5290
F 0 "R6" V 3133 5290 50  0000 C CNN
F 1 "1k" V 3224 5290 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 3270 5290 50  0001 C CNN
F 3 "~" H 3340 5290 50  0001 C CNN
	1    3340 5290
	0    1    1    0   
$EndComp
$Comp
L Device:R R8
U 1 1 616C6F53
P 3350 5580
F 0 "R8" V 3143 5580 50  0000 C CNN
F 1 "1k" V 3234 5580 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 3280 5580 50  0001 C CNN
F 3 "~" H 3350 5580 50  0001 C CNN
	1    3350 5580
	0    1    1    0   
$EndComp
$Comp
L Device:LED D1
U 1 1 616C7869
P 3640 5290
F 0 "D1" H 3633 5035 50  0000 C CNN
F 1 "LED-red" H 3633 5126 50  0000 C CNN
F 2 "Diode_SMD:D_0402_1005Metric" H 3640 5290 50  0001 C CNN
F 3 "~" H 3640 5290 50  0001 C CNN
	1    3640 5290
	-1   0    0    1   
$EndComp
$Comp
L Device:LED D2
U 1 1 616C876E
P 3650 5580
F 0 "D2" H 3643 5325 50  0000 C CNN
F 1 "LED-green" H 3643 5416 50  0000 C CNN
F 2 "Diode_SMD:D_0402_1005Metric" H 3650 5580 50  0001 C CNN
F 3 "~" H 3650 5580 50  0001 C CNN
	1    3650 5580
	-1   0    0    1   
$EndComp
Wire Wire Line
	3990 5160 3900 5160
Wire Wire Line
	3900 5160 3900 5290
Wire Wire Line
	3900 5290 3790 5290
Wire Wire Line
	3990 5410 3900 5410
Wire Wire Line
	3900 5410 3900 5580
Wire Wire Line
	3900 5580 3800 5580
Wire Wire Line
	3190 5290 3190 5580
Wire Wire Line
	3190 5580 3200 5580
Wire Wire Line
	3190 4760 3190 5290
Connection ~ 3190 5290
Connection ~ 3190 4760
Connection ~ 3800 4760
Wire Wire Line
	3800 4760 3190 4760
Wire Wire Line
	3990 4760 3800 4760
$Comp
L Device:C C4
U 1 1 616C16AE
P 3800 4910
F 0 "C4" H 3915 4956 50  0000 L CNN
F 1 "10uf" H 3915 4865 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 3838 4760 50  0001 C CNN
F 3 "~" H 3800 4910 50  0001 C CNN
	1    3800 4910
	1    0    0    -1  
$EndComp
$Comp
L Connector:Conn_01x01_Female J7
U 1 1 61716DE8
P 3700 2710
F 0 "J7" H 3728 2736 50  0000 L CNN
F 1 "Conn_01x01_Female" H 3728 2645 50  0000 L CNN
F 2 "my:largepoint" H 3700 2710 50  0001 C CNN
F 3 "~" H 3700 2710 50  0001 C CNN
	1    3700 2710
	1    0    0    -1  
$EndComp
Text GLabel 6430 5220 0    50   Input ~ 0
BAT
$Comp
L Device:C C6
U 1 1 6172AE95
P 6830 5270
F 0 "C6" H 6945 5316 50  0000 L CNN
F 1 "10uf" H 6945 5225 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 6868 5120 50  0001 C CNN
F 3 "~" H 6830 5270 50  0001 C CNN
	1    6830 5270
	1    0    0    -1  
$EndComp
Connection ~ 7120 5120
Wire Wire Line
	7120 5120 7230 5120
Wire Wire Line
	6830 5120 7120 5120
Wire Wire Line
	7120 5420 6830 5420
Connection ~ 7120 5420
Connection ~ 6830 5120
$Comp
L Device:C C7
U 1 1 6172F83E
P 8210 5270
F 0 "C7" H 8325 5316 50  0000 L CNN
F 1 "0.1uf" H 8325 5225 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 8248 5120 50  0001 C CNN
F 3 "~" H 8210 5270 50  0001 C CNN
	1    8210 5270
	1    0    0    -1  
$EndComp
Wire Wire Line
	7910 5420 8210 5420
Connection ~ 7910 5420
Wire Wire Line
	7910 5120 8210 5120
Connection ~ 8210 5120
Connection ~ 7910 5120
$Comp
L Switch:SW_Push SW2
U 1 1 6173F597
P 850 1860
F 0 "SW2" V 896 1812 50  0000 R CNN
F 1 "SW_Push" V 805 1812 50  0000 R CNN
F 2 "my:bt-342" H 850 2060 50  0001 C CNN
F 3 "~" H 850 2060 50  0001 C CNN
	1    850  1860
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0125
U 1 1 61740886
P 850 2060
F 0 "#PWR0125" H 850 1810 50  0001 C CNN
F 1 "GND" H 855 1887 50  0000 C CNN
F 2 "" H 850 2060 50  0001 C CNN
F 3 "" H 850 2060 50  0001 C CNN
	1    850  2060
	1    0    0    -1  
$EndComp
Wire Wire Line
	850  1660 1220 1660
Text GLabel 6940 1960 2    50   Input ~ 0
MUTE
Text GLabel 7450 2560 2    50   Input ~ 0
BCK
Text GLabel 7440 2410 2    50   Input ~ 0
DOUT
Text GLabel 7450 2260 2    50   Input ~ 0
LRCK
$Comp
L power:GND #PWR0128
U 1 1 6174F430
P 6980 2110
F 0 "#PWR0128" H 6980 1860 50  0001 C CNN
F 1 "GND" V 6985 1982 50  0000 R CNN
F 2 "" H 6980 2110 50  0001 C CNN
F 3 "" H 6980 2110 50  0001 C CNN
	1    6980 2110
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6940 2110 6980 2110
$Comp
L Device:R R11
U 1 1 61753DAB
P 7300 2260
F 0 "R11" H 7370 2306 50  0000 L CNN
F 1 "470" H 7370 2215 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 7230 2260 50  0001 C CNN
F 3 "~" H 7300 2260 50  0001 C CNN
	1    7300 2260
	0    1    1    0   
$EndComp
$Comp
L Device:R R10
U 1 1 61756E84
P 7090 2410
F 0 "R10" H 7160 2456 50  0000 L CNN
F 1 "470" H 7160 2365 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 7020 2410 50  0001 C CNN
F 3 "~" H 7090 2410 50  0001 C CNN
	1    7090 2410
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R12
U 1 1 6175C41F
P 5700 2260
F 0 "R12" V 5493 2260 50  0000 C CNN
F 1 "470" V 5584 2260 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 5630 2260 50  0001 C CNN
F 3 "~" H 5700 2260 50  0001 C CNN
	1    5700 2260
	0    1    1    0   
$EndComp
$Comp
L Device:R R13
U 1 1 6175D9CB
P 5700 2410
F 0 "R13" V 5493 2410 50  0000 C CNN
F 1 "470" V 5584 2410 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 5630 2410 50  0001 C CNN
F 3 "~" H 5700 2410 50  0001 C CNN
	1    5700 2410
	0    1    1    0   
$EndComp
$Comp
L Device:C C12
U 1 1 6176A9FC
P 5200 2110
F 0 "C12" H 5315 2156 50  0000 L CNN
F 1 "2.2nf" H 5315 2065 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 5238 1960 50  0001 C CNN
F 3 "~" H 5200 2110 50  0001 C CNN
	1    5200 2110
	1    0    0    -1  
$EndComp
Wire Wire Line
	5550 2260 5200 2260
$Comp
L Device:C C13
U 1 1 6176C903
P 5200 2560
F 0 "C13" H 5315 2606 50  0000 L CNN
F 1 "2.2nf" H 5315 2515 50  0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 5238 2410 50  0001 C CNN
F 3 "~" H 5200 2560 50  0001 C CNN
	1    5200 2560
	-1   0    0    1   
$EndComp
Wire Wire Line
	5550 2410 5200 2410
$Comp
L Device:C C15
U 1 1 6176FCF6
P 7150 1810
F 0 "C15" V 6898 1810 50  0000 C CNN
F 1 "0.1uf" V 6989 1810 50  0000 C CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 7188 1660 50  0001 C CNN
F 3 "~" H 7150 1810 50  0001 C CNN
	1    7150 1810
	0    1    1    0   
$EndComp
$Comp
L Device:C C16
U 1 1 6177451C
P 5890 2110
F 0 "C16" H 5775 2064 50  0000 R CNN
F 1 "2.2uf" H 5775 2155 50  0000 R CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 5928 1960 50  0001 C CNN
F 3 "~" H 5890 2110 50  0001 C CNN
	1    5890 2110
	0    1    1    0   
$EndComp
$Comp
L Device:C C14
U 1 1 61775A4C
P 5780 1960
F 0 "C14" V 5528 1960 50  0000 C CNN
F 1 "2.2uf" V 5619 1960 50  0000 C CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 5818 1810 50  0001 C CNN
F 3 "~" H 5780 1960 50  0001 C CNN
	1    5780 1960
	0    1    1    0   
$EndComp
$Comp
L Device:C C9
U 1 1 6177CA49
P 5760 1510
F 0 "C9" V 5508 1510 50  0000 C CNN
F 1 "0.1uf" V 5599 1510 50  0000 C CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 5798 1360 50  0001 C CNN
F 3 "~" H 5760 1510 50  0001 C CNN
	1    5760 1510
	0    1    1    0   
$EndComp
$Comp
L Device:C C10
U 1 1 61782227
P 7330 1510
F 0 "C10" V 7570 1510 50  0000 C CNN
F 1 "0.1uf" V 7480 1510 50  0000 C CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 7368 1360 50  0001 C CNN
F 3 "~" H 7330 1510 50  0001 C CNN
	1    7330 1510
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0135
U 1 1 6178222D
P 7480 1660
F 0 "#PWR0135" H 7480 1410 50  0001 C CNN
F 1 "GND" H 7485 1487 50  0000 C CNN
F 2 "" H 7480 1660 50  0001 C CNN
F 3 "" H 7480 1660 50  0001 C CNN
	1    7480 1660
	0    -1   -1   0   
$EndComp
$Comp
L Device:C C8
U 1 1 61790DD3
P 5520 2900
F 0 "C8" V 5268 2900 50  0000 C CNN
F 1 "0.1uf" V 5359 2900 50  0000 C CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 5558 2750 50  0001 C CNN
F 3 "~" H 5520 2900 50  0001 C CNN
	1    5520 2900
	0    1    1    0   
$EndComp
$Comp
L Device:C C11
U 1 1 617928C4
P 5520 3280
F 0 "C11" V 5268 3280 50  0000 C CNN
F 1 "10uf" V 5359 3280 50  0000 C CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 5558 3130 50  0001 C CNN
F 3 "~" H 5520 3280 50  0001 C CNN
	1    5520 3280
	0    1    1    0   
$EndComp
Text GLabel 1650 2360 0    50   Input ~ 0
DOUT
Text GLabel 1650 2560 0    50   Input ~ 0
BCK
Text GLabel 1650 2460 0    50   Input ~ 0
LRCK
$Comp
L Connector:Conn_01x06_Female J8
U 1 1 617F192C
P 5950 6730
F 0 "J8" H 5978 6706 50  0000 L CNN
F 1 "Conn_01x06_Female" H 5978 6615 50  0000 L CNN
F 2 "Connector_PinHeader_2.00mm:PinHeader_1x06_P2.00mm_Vertical" H 5950 6730 50  0001 C CNN
F 3 "~" H 5950 6730 50  0001 C CNN
	1    5950 6730
	1    0    0    -1  
$EndComp
$Comp
L power:+5V #PWR0138
U 1 1 617F2CC7
P 5750 6530
F 0 "#PWR0138" H 5750 6380 50  0001 C CNN
F 1 "+5V" H 5765 6703 50  0000 C CNN
F 2 "" H 5750 6530 50  0001 C CNN
F 3 "" H 5750 6530 50  0001 C CNN
	1    5750 6530
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0139
U 1 1 617F3B69
P 5750 6630
F 0 "#PWR0139" H 5750 6380 50  0001 C CNN
F 1 "GND" V 5755 6502 50  0000 R CNN
F 2 "" H 5750 6630 50  0001 C CNN
F 3 "" H 5750 6630 50  0001 C CNN
	1    5750 6630
	0    1    1    0   
$EndComp
Text GLabel 5750 6730 0    50   Input ~ 0
EN
Text GLabel 5750 6830 0    50   Input ~ 0
IO0
Text GLabel 5750 6930 0    50   Input ~ 0
RXD
Text GLabel 5750 7030 0    50   Input ~ 0
TXD
Text GLabel 3500 1910 2    50   Input ~ 0
RXD
Text GLabel 3500 1810 2    50   Input ~ 0
TXD
NoConn ~ 3500 2610
NoConn ~ 3500 2010
NoConn ~ 3500 1610
NoConn ~ 3500 1710
$Comp
L Device:R R15
U 1 1 61814A98
P 1000 2970
F 0 "R15" V 793 2970 50  0000 C CNN
F 1 "1k" V 884 2970 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 930 2970 50  0001 C CNN
F 3 "~" H 1000 2970 50  0001 C CNN
	1    1000 2970
	-1   0    0    1   
$EndComp
$Comp
L Device:LED D3
U 1 1 61814A9E
P 1000 3270
F 0 "D3" H 993 3015 50  0000 C CNN
F 1 "LED-green" H 993 3106 50  0000 C CNN
F 2 "Diode_SMD:D_0402_1005Metric" H 1000 3270 50  0001 C CNN
F 3 "~" H 1000 3270 50  0001 C CNN
	1    1000 3270
	0    -1   -1   0   
$EndComp
$Comp
L Device:R R16
U 1 1 61816C92
P 1350 2980
F 0 "R16" V 1143 2980 50  0000 C CNN
F 1 "1k" V 1234 2980 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 1280 2980 50  0001 C CNN
F 3 "~" H 1350 2980 50  0001 C CNN
	1    1350 2980
	-1   0    0    1   
$EndComp
$Comp
L Device:LED D4
U 1 1 61816C98
P 1350 3280
F 0 "D4" H 1343 3025 50  0000 C CNN
F 1 "LED-green" H 1343 3116 50  0000 C CNN
F 2 "Diode_SMD:D_0402_1005Metric" H 1350 3280 50  0001 C CNN
F 3 "~" H 1350 3280 50  0001 C CNN
	1    1350 3280
	0    -1   -1   0   
$EndComp
Wire Wire Line
	1350 3530 1350 3430
Wire Wire Line
	1650 2760 1350 2760
Wire Wire Line
	1350 2760 1350 2830
Wire Wire Line
	1650 2660 1000 2660
Wire Wire Line
	1000 2660 1000 2820
Wire Wire Line
	1350 3530 1000 3530
Wire Wire Line
	1000 3420 1000 3530
$Comp
L power:GND #PWR0142
U 1 1 61820FDB
P 1000 3530
F 0 "#PWR0142" H 1000 3280 50  0001 C CNN
F 1 "GND" H 1005 3357 50  0000 C CNN
F 2 "" H 1000 3530 50  0001 C CNN
F 3 "" H 1000 3530 50  0001 C CNN
	1    1000 3530
	1    0    0    -1  
$EndComp
Connection ~ 1000 3530
Text GLabel 1650 1960 0    50   Input ~ 0
ADC
NoConn ~ 1650 1760
NoConn ~ 1650 1860
NoConn ~ 1650 2060
NoConn ~ 1650 2260
$Comp
L Device:R R18
U 1 1 6182BA0F
P 6830 4970
F 0 "R18" V 6623 4970 50  0000 C CNN
F 1 "10k" V 6714 4970 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 6760 4970 50  0001 C CNN
F 3 "~" H 6830 4970 50  0001 C CNN
	1    6830 4970
	1    0    0    -1  
$EndComp
$Comp
L Device:R R17
U 1 1 6182DEA1
P 7010 4820
F 0 "R17" V 6803 4820 50  0000 C CNN
F 1 "10k" V 6894 4820 50  0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 6940 4820 50  0001 C CNN
F 3 "~" H 7010 4820 50  0001 C CNN
	1    7010 4820
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR0143
U 1 1 6182FDD8
P 7160 4820
F 0 "#PWR0143" H 7160 4570 50  0001 C CNN
F 1 "GND" H 7165 4647 50  0000 C CNN
F 2 "" H 7160 4820 50  0001 C CNN
F 3 "" H 7160 4820 50  0001 C CNN
	1    7160 4820
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6860 4820 6830 4820
Text GLabel 6830 4820 1    50   Input ~ 0
ADC
NoConn ~ 6830 5320
$Comp
L power:PWR_FLAG #FLG0101
U 1 1 6184C1E9
P 1850 4410
F 0 "#FLG0101" H 1850 4485 50  0001 C CNN
F 1 "PWR_FLAG" V 1850 4538 50  0000 L CNN
F 2 "" H 1850 4410 50  0001 C CNN
F 3 "~" H 1850 4410 50  0001 C CNN
	1    1850 4410
	0    1    1    0   
$EndComp
Connection ~ 1850 4410
$Comp
L power:PWR_FLAG #FLG0102
U 1 1 6184E548
P 7120 5120
F 0 "#FLG0102" H 7120 5195 50  0001 C CNN
F 1 "PWR_FLAG" H 7120 5293 50  0000 C CNN
F 2 "" H 7120 5120 50  0001 C CNN
F 3 "~" H 7120 5120 50  0001 C CNN
	1    7120 5120
	1    0    0    -1  
$EndComp
Text GLabel 1650 2160 0    50   Input ~ 0
MUTE
$Comp
L Connector:Conn_01x03_Female J2
U 1 1 616B1594
P 10020 4770
F 0 "J2" H 10048 4796 50  0000 L CNN
F 1 "Conn_01x03_Female" H 10048 4705 50  0000 L CNN
F 2 "Connector_JST:JST_GH_SM03B-GHS-TB_1x03-1MP_P1.25mm_Horizontal" H 10020 4770 50  0001 C CNN
F 3 "~" H 10020 4770 50  0001 C CNN
	1    10020 4770
	1    0    0    -1  
$EndComp
NoConn ~ 3500 2210
NoConn ~ 3500 2310
NoConn ~ 3500 2410
$Comp
L Regulator_Linear:AMS1117-3.3 U4
U 1 1 6164626B
P 7530 5120
F 0 "U4" H 7530 5362 50  0000 C CNN
F 1 "AMS1117-3.3" H 7530 5271 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-223-3_TabPin2" H 7530 5320 50  0001 C CNN
F 3 "http://www.advanced-monolithic.com/pdf/ds1117.pdf" H 7630 4870 50  0001 C CNN
	1    7530 5120
	1    0    0    -1  
$EndComp
$Comp
L my:pcm5102a U2
U 1 1 6178B950
P 6590 2210
F 0 "U2" H 6490 3175 50  0000 C CNN
F 1 "pcm5102a" H 6490 3084 50  0000 C CNN
F 2 "Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm" H 6540 3110 50  0001 C CNN
F 3 "" H 6540 3110 50  0001 C CNN
	1    6590 2210
	1    0    0    -1  
$EndComp
$Comp
L power:GNDA #PWR0101
U 1 1 61790FBB
P 5530 1510
F 0 "#PWR0101" H 5530 1260 50  0001 C CNN
F 1 "GNDA" V 5535 1383 50  0000 R CNN
F 2 "" H 5530 1510 50  0001 C CNN
F 3 "" H 5530 1510 50  0001 C CNN
	1    5530 1510
	0    1    1    0   
$EndComp
Wire Wire Line
	6040 1510 5960 1510
Wire Wire Line
	5960 1250 5960 1510
Connection ~ 5960 1510
Wire Wire Line
	5960 1510 5910 1510
Wire Wire Line
	7180 1510 7040 1510
$Comp
L power:+3.3V #PWR0104
U 1 1 6179BD15
P 7040 1270
F 0 "#PWR0104" H 7040 1120 50  0001 C CNN
F 1 "+3.3V" H 7055 1443 50  0000 C CNN
F 2 "" H 7040 1270 50  0001 C CNN
F 3 "" H 7040 1270 50  0001 C CNN
	1    7040 1270
	1    0    0    -1  
$EndComp
Wire Wire Line
	7040 1270 7040 1510
Connection ~ 7040 1510
Wire Wire Line
	7040 1510 6940 1510
Wire Wire Line
	7480 1510 7480 1660
Wire Wire Line
	7480 1660 6940 1660
Connection ~ 7480 1660
Wire Wire Line
	6940 1810 7000 1810
Wire Wire Line
	7300 1810 7480 1810
Wire Wire Line
	7480 1810 7480 1660
Wire Wire Line
	5530 1510 5560 1510
Wire Wire Line
	6040 1660 5560 1660
Wire Wire Line
	5560 1660 5560 1510
Connection ~ 5560 1510
Wire Wire Line
	5560 1510 5610 1510
Wire Wire Line
	6040 1810 5560 1810
Wire Wire Line
	5560 1810 5560 1660
Connection ~ 5560 1660
Wire Wire Line
	6040 1960 5930 1960
Wire Wire Line
	5630 1960 5560 1960
Wire Wire Line
	5560 1960 5560 1810
Connection ~ 5560 1810
Wire Wire Line
	5740 2110 5560 2110
Wire Wire Line
	5560 2110 5560 1960
Connection ~ 5560 1960
Wire Wire Line
	6040 2260 5850 2260
Wire Wire Line
	6040 2410 5850 2410
Connection ~ 5200 2260
Wire Wire Line
	5200 2260 5120 2260
Connection ~ 5200 2410
Wire Wire Line
	5200 2410 5120 2410
$Comp
L power:GNDA #PWR0126
U 1 1 617D7040
P 5200 1960
F 0 "#PWR0126" H 5200 1710 50  0001 C CNN
F 1 "GNDA" V 5205 1833 50  0000 R CNN
F 2 "" H 5200 1960 50  0001 C CNN
F 3 "" H 5200 1960 50  0001 C CNN
	1    5200 1960
	-1   0    0    1   
$EndComp
$Comp
L power:GNDA #PWR0127
U 1 1 617DA1FD
P 5200 2710
F 0 "#PWR0127" H 5200 2460 50  0001 C CNN
F 1 "GNDA" V 5205 2583 50  0000 R CNN
F 2 "" H 5200 2710 50  0001 C CNN
F 3 "" H 5200 2710 50  0001 C CNN
	1    5200 2710
	1    0    0    -1  
$EndComp
Wire Wire Line
	6040 2560 5370 2560
Wire Wire Line
	5370 2560 5370 2900
Connection ~ 5370 3280
Wire Wire Line
	5370 3280 5370 3460
Connection ~ 5370 2900
Wire Wire Line
	5370 2900 5370 3280
Wire Wire Line
	6040 2710 5670 2710
Wire Wire Line
	5670 2710 5670 2900
Connection ~ 5670 2900
Wire Wire Line
	5670 2900 5670 3280
Connection ~ 5670 3280
Wire Wire Line
	5670 3280 5670 3460
$Comp
L power:GNDA #PWR0129
U 1 1 617E5D19
P 5670 3460
F 0 "#PWR0129" H 5670 3210 50  0001 C CNN
F 1 "GNDA" V 5675 3333 50  0000 R CNN
F 2 "" H 5670 3460 50  0001 C CNN
F 3 "" H 5670 3460 50  0001 C CNN
	1    5670 3460
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0130
U 1 1 617E9843
P 5370 3460
F 0 "#PWR0130" H 5370 3310 50  0001 C CNN
F 1 "+3.3V" H 5385 3633 50  0000 C CNN
F 2 "" H 5370 3460 50  0001 C CNN
F 3 "" H 5370 3460 50  0001 C CNN
	1    5370 3460
	-1   0    0    1   
$EndComp
Wire Wire Line
	7150 2260 6940 2260
Wire Wire Line
	7240 2410 7440 2410
$Comp
L Device:R R9
U 1 1 617579EB
P 7300 2560
F 0 "R9" H 7370 2606 50  0000 L CNN
F 1 "470" H 7370 2515 50  0000 L CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 7230 2560 50  0001 C CNN
F 3 "~" H 7300 2560 50  0001 C CNN
	1    7300 2560
	0    1    1    0   
$EndComp
Wire Wire Line
	7150 2560 6940 2560
$Comp
L power:GND #PWR0131
U 1 1 61812C3C
P 6940 2710
F 0 "#PWR0131" H 6940 2460 50  0001 C CNN
F 1 "GND" V 6945 2582 50  0000 R CNN
F 2 "" H 6940 2710 50  0001 C CNN
F 3 "" H 6940 2710 50  0001 C CNN
	1    6940 2710
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0132
U 1 1 618160C4
P 6940 2860
F 0 "#PWR0132" H 6940 2610 50  0001 C CNN
F 1 "GND" V 6945 2732 50  0000 R CNN
F 2 "" H 6940 2860 50  0001 C CNN
F 3 "" H 6940 2860 50  0001 C CNN
	1    6940 2860
	0    -1   -1   0   
$EndComp
$Comp
L power:GNDA #PWR0133
U 1 1 6184FE62
P 6500 3300
F 0 "#PWR0133" H 6500 3050 50  0001 C CNN
F 1 "GNDA" V 6505 3173 50  0000 R CNN
F 2 "" H 6500 3300 50  0001 C CNN
F 3 "" H 6500 3300 50  0001 C CNN
	1    6500 3300
	0    1    1    0   
$EndComp
$Comp
L Device:R R14
U 1 1 6185090B
P 6650 3300
F 0 "R14" V 6443 3300 50  0000 C CNN
F 1 "R" V 6534 3300 50  0000 C CNN
F 2 "Resistor_SMD:R_0805_2012Metric" V 6580 3300 50  0001 C CNN
F 3 "~" H 6650 3300 50  0001 C CNN
	1    6650 3300
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR0134
U 1 1 61851537
P 6800 3300
F 0 "#PWR0134" H 6800 3050 50  0001 C CNN
F 1 "GND" V 6805 3172 50  0000 R CNN
F 2 "" H 6800 3300 50  0001 C CNN
F 3 "" H 6800 3300 50  0001 C CNN
	1    6800 3300
	0    -1   -1   0   
$EndComp
$Comp
L power:GNDA #PWR0115
U 1 1 61853064
P 9820 4670
F 0 "#PWR0115" H 9820 4420 50  0001 C CNN
F 1 "GNDA" V 9825 4543 50  0000 R CNN
F 2 "" H 9820 4670 50  0001 C CNN
F 3 "" H 9820 4670 50  0001 C CNN
	1    9820 4670
	0    1    1    0   
$EndComp
$Comp
L power:GNDA #PWR0116
U 1 1 61857287
P 10080 5250
F 0 "#PWR0116" H 10080 5000 50  0001 C CNN
F 1 "GNDA" V 10085 5123 50  0000 R CNN
F 2 "" H 10080 5250 50  0001 C CNN
F 3 "" H 10080 5250 50  0001 C CNN
	1    10080 5250
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0136
U 1 1 617A1555
P 6040 2860
F 0 "#PWR0136" H 6040 2610 50  0001 C CNN
F 1 "GND" V 6045 2732 50  0000 R CNN
F 2 "" H 6040 2860 50  0001 C CNN
F 3 "" H 6040 2860 50  0001 C CNN
	1    6040 2860
	1    0    0    -1  
$EndComp
NoConn ~ 3500 2510
$Comp
L power:PWR_FLAG #FLG0103
U 1 1 617A592F
P 5560 1510
F 0 "#FLG0103" H 5560 1585 50  0001 C CNN
F 1 "PWR_FLAG" H 5560 1683 50  0000 C CNN
F 2 "" H 5560 1510 50  0001 C CNN
F 3 "~" H 5560 1510 50  0001 C CNN
	1    5560 1510
	1    0    0    -1  
$EndComp
$EndSCHEMATC