USB.sch

EESchema Schematic File Version 4
LIBS:ESP32-Eurorack-Audio-cache
EELAYER 29 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 3 8
Title "ESP32 Eurorack Audio Module"
Date "2019-06-13"
Rev "D"
Comp "(c) Robert Manzke 2019"
Comment1 "https://creativecommons.org/licenses/by-nc-sa/4.0/"
Comment2 "Licensed under CC BY-NC-SA 4.0"
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Device:Q_NPN_BEC Q?
U 1 1 5B81BF2F
P 6950 4100
AR Path="/5B66F258/5B81BF2F" Ref="Q?"  Part="1" 
AR Path="/5B81850F/5B81BF2F" Ref="Q301"  Part="1" 
F 0 "Q301" H 7141 4146 50  0000 L CNN
F 1 "SS8050-G" H 7141 4055 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 7150 4200 50  0001 C CNN
F 3 "~" H 6950 4100 50  0001 C CNN
	1    6950 4100
	1    0    0    -1  
$EndComp
$Comp
L Device:Q_NPN_BEC Q?
U 1 1 5B81BF36
P 6950 4900
AR Path="/5B66F258/5B81BF36" Ref="Q?"  Part="1" 
AR Path="/5B81850F/5B81BF36" Ref="Q302"  Part="1" 
F 0 "Q302" H 7141 4854 50  0000 L CNN
F 1 "SS8050-G" H 7141 4945 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 7150 5000 50  0001 C CNN
F 3 "~" H 6950 4900 50  0001 C CNN
	1    6950 4900
	1    0    0    1   
$EndComp
$Comp
L Device:R R?
U 1 1 5B81BF3D
P 6400 4100
AR Path="/5B66F258/5B81BF3D" Ref="R?"  Part="1" 
AR Path="/5B81850F/5B81BF3D" Ref="R305"  Part="1" 
F 0 "R305" V 6193 4100 50  0000 C CNN
F 1 "10k" V 6284 4100 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 6330 4100 50  0001 C CNN
F 3 "~" H 6400 4100 50  0001 C CNN
	1    6400 4100
	0    1    1    0   
$EndComp
$Comp
L Device:R R?
U 1 1 5B81BF44
P 6400 4900
AR Path="/5B66F258/5B81BF44" Ref="R?"  Part="1" 
AR Path="/5B81850F/5B81BF44" Ref="R306"  Part="1" 
F 0 "R306" V 6193 4900 50  0000 C CNN
F 1 "10k" V 6284 4900 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 6330 4900 50  0001 C CNN
F 3 "~" H 6400 4900 50  0001 C CNN
	1    6400 4900
	0    1    1    0   
$EndComp
Wire Wire Line
	6750 4100 6550 4100
Wire Wire Line
	6750 4900 6550 4900
Wire Wire Line
	7050 4300 7050 4450
Wire Wire Line
	7050 4450 6050 4450
Wire Wire Line
	6050 4450 6050 4900
Wire Wire Line
	6050 4900 6250 4900
Wire Wire Line
	7050 4700 7050 4600
Wire Wire Line
	7050 4600 6700 4600
Wire Wire Line
	6150 4600 6150 4100
Wire Wire Line
	6150 4100 6250 4100
Wire Wire Line
	7050 3700 7050 3900
Wire Wire Line
	7050 5100 7050 5300
Connection ~ 6150 4100
Wire Wire Line
	6050 4900 5700 4900
Connection ~ 6050 4900
Text Label 5700 4100 0    50   ~ 0
DTR
Text Label 5700 4900 0    50   ~ 0
RTS
$Comp
L Interface_USB:CP2102N-A01-GQFN24 U?
U 1 1 5B81BF61
P 5350 2950
AR Path="/5B66F258/5B81BF61" Ref="U?"  Part="1" 
AR Path="/5B81850F/5B81BF61" Ref="U301"  Part="1" 
F 0 "U301" H 5500 3900 50  0000 C CNN
F 1 "CP2102N-A01-GQFN24" H 5900 3800 50  0000 C CNN
F 2 "Package_DFN_QFN:QFN-24-1EP_4x4mm_P0.5mm_EP2.6x2.6mm" H 5800 2150 50  0001 L CNN
F 3 "http://www.silabs.com/support%20documents/technicaldocs/cp2102n-datasheet.pdf" H 5400 1900 50  0001 C CNN
	1    5350 2950
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR?
U 1 1 5B81BF68
P 5250 1850
AR Path="/5B66F258/5B81BF68" Ref="#PWR?"  Part="1" 
AR Path="/5B81850F/5B81BF68" Ref="#PWR0303"  Part="1" 
F 0 "#PWR0303" H 5250 1700 50  0001 C CNN
F 1 "+3.3V" H 5265 2023 50  0000 C CNN
F 2 "" H 5250 1850 50  0001 C CNN
F 3 "" H 5250 1850 50  0001 C CNN
	1    5250 1850
	1    0    0    -1  
$EndComp
Wire Wire Line
	5250 1850 5250 1950
$Comp
L power:+3.3V #PWR?
U 1 1 5B81BF6F
P 4500 2950
AR Path="/5B66F258/5B81BF6F" Ref="#PWR?"  Part="1" 
AR Path="/5B81850F/5B81BF6F" Ref="#PWR0308"  Part="1" 
F 0 "#PWR0308" H 4500 2800 50  0001 C CNN
F 1 "+3.3V" V 4515 3078 50  0000 L CNN
F 2 "" H 4500 2950 50  0001 C CNN
F 3 "" H 4500 2950 50  0001 C CNN
	1    4500 2950
	0    -1   -1   0   
$EndComp
Wire Wire Line
	4750 2950 4500 2950
NoConn ~ 4750 2650
$Comp
L power:GND #PWR?
U 1 1 5B81BF8A
P 5350 4000
AR Path="/5B66F258/5B81BF8A" Ref="#PWR?"  Part="1" 
AR Path="/5B81850F/5B81BF8A" Ref="#PWR0310"  Part="1" 
F 0 "#PWR0310" H 5350 3750 50  0001 C CNN
F 1 "GND" H 5355 3827 50  0000 C CNN
F 2 "" H 5350 4000 50  0001 C CNN
F 3 "" H 5350 4000 50  0001 C CNN
	1    5350 4000
	1    0    0    -1  
$EndComp
Wire Wire Line
	5350 3850 5350 3950
Wire Wire Line
	5450 3850 5450 3950
Wire Wire Line
	5450 3950 5350 3950
Connection ~ 5350 3950
Wire Wire Line
	5350 3950 5350 4000
$Comp
L Device:R R?
U 1 1 5B81BF95
P 4050 3250
AR Path="/5B66F258/5B81BF95" Ref="R?"  Part="1" 
AR Path="/5B81850F/5B81BF95" Ref="R303"  Part="1" 
F 0 "R303" V 3843 3250 50  0000 C CNN
F 1 "22.1k" V 3934 3250 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3980 3250 50  0001 C CNN
F 3 "~" H 4050 3250 50  0001 C CNN
	1    4050 3250
	0    1    1    0   
$EndComp
$Comp
L Device:R R?
U 1 1 5B81BF9D
P 4300 3500
AR Path="/5B66F258/5B81BF9D" Ref="R?"  Part="1" 
AR Path="/5B81850F/5B81BF9D" Ref="R304"  Part="1" 
F 0 "R304" H 4230 3454 50  0000 R CNN
F 1 "47.5k" H 4230 3545 50  0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 4230 3500 50  0001 C CNN
F 3 "~" H 4300 3500 50  0001 C CNN
	1    4300 3500
	-1   0    0    1   
$EndComp
Wire Wire Line
	4200 3250 4300 3250
Wire Wire Line
	4300 3250 4300 3350
$Comp
L power:GND #PWR?
U 1 1 5B81BFA6
P 4300 3750
AR Path="/5B66F258/5B81BFA6" Ref="#PWR?"  Part="1" 
AR Path="/5B81850F/5B81BFA6" Ref="#PWR0309"  Part="1" 
F 0 "#PWR0309" H 4300 3500 50  0001 C CNN
F 1 "GND" H 4305 3577 50  0000 C CNN
F 2 "" H 4300 3750 50  0001 C CNN
F 3 "" H 4300 3750 50  0001 C CNN
	1    4300 3750
	1    0    0    -1  
$EndComp
Wire Wire Line
	4300 3650 4300 3750
Connection ~ 4300 3250
Wire Wire Line
	4300 3250 4750 3250
Text Label 4600 3350 0    50   ~ 0
D+
Wire Wire Line
	4750 3350 4600 3350
Text Label 4600 3450 0    50   ~ 0
D-
Wire Wire Line
	4600 3450 4750 3450
$Comp
L Device:R R?
U 1 1 5B81BFB5
P 4500 2100
AR Path="/5B66F258/5B81BFB5" Ref="R?"  Part="1" 
AR Path="/5B81850F/5B81BFB5" Ref="R301"  Part="1" 
F 0 "R301" H 4570 2146 50  0000 L CNN
F 1 "10k" H 4570 2055 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 4430 2100 50  0001 C CNN
F 3 "~" H 4500 2100 50  0001 C CNN
	1    4500 2100
	1    0    0    -1  
$EndComp
Wire Wire Line
	4500 2250 4500 2350
Wire Wire Line
	4500 2350 4750 2350
$Comp
L power:+3.3V #PWR?
U 1 1 5B81BFBE
P 4500 1850
AR Path="/5B66F258/5B81BFBE" Ref="#PWR?"  Part="1" 
AR Path="/5B81850F/5B81BFBE" Ref="#PWR0302"  Part="1" 
F 0 "#PWR0302" H 4500 1700 50  0001 C CNN
F 1 "+3.3V" H 4515 2023 50  0000 C CNN
F 2 "" H 4500 1850 50  0001 C CNN
F 3 "" H 4500 1850 50  0001 C CNN
	1    4500 1850
	1    0    0    -1  
$EndComp
Wire Wire Line
	4500 1850 4500 1950
Wire Wire Line
	5350 2050 5350 1950
Wire Wire Line
	5350 1950 5250 1950
Connection ~ 5250 1950
Wire Wire Line
	5250 1950 5250 2050
Text Label 6250 2950 2    50   ~ 0
DTR
Text Label 6250 2550 2    50   ~ 0
RTS
Wire Wire Line
	5950 2950 6250 2950
Text HLabel 7800 3700 2    50   Output ~ 0
EN
Text HLabel 7800 5300 2    50   Output ~ 0
IO0
Text HLabel 6100 2650 2    50   Output ~ 0
TXD
Text HLabel 6100 2750 2    50   Input ~ 0
RXD
NoConn ~ 5950 3250
NoConn ~ 5950 3350
NoConn ~ 5950 3450
NoConn ~ 5950 3550
Wire Wire Line
	5950 2550 6250 2550
NoConn ~ 5950 2350
NoConn ~ 5950 2450
NoConn ~ 5950 2850
NoConn ~ 5950 3050
NoConn ~ 4750 2750
$Comp
L Device:Q_NPN_BEC Q?
U 1 1 5B7CD2F4
P 6950 5950
AR Path="/5B66F258/5B7CD2F4" Ref="Q?"  Part="1" 
AR Path="/5B81850F/5B7CD2F4" Ref="Q303"  Part="1" 
F 0 "Q303" H 7141 5904 50  0000 L CNN
F 1 "SS8050-G" H 7141 5995 50  0000 L CNN
F 2 "Package_TO_SOT_SMD:SOT-23" H 7150 6050 50  0001 C CNN
F 3 "~" H 6950 5950 50  0001 C CNN
	1    6950 5950
	1    0    0    1   
$EndComp
Wire Wire Line
	6700 4600 6700 5650
Wire Wire Line
	6700 5650 7050 5650
Wire Wire Line
	7050 5650 7050 5750
Connection ~ 6700 4600
Wire Wire Line
	6700 4600 6150 4600
Text HLabel 7800 6200 2    50   Output ~ 0
IO2
Wire Wire Line
	7050 6200 7050 6150
$Comp
L Device:R R?
U 1 1 5B7D7BC2
P 6400 5950
AR Path="/5B66F258/5B7D7BC2" Ref="R?"  Part="1" 
AR Path="/5B81850F/5B7D7BC2" Ref="R302"  Part="1" 
F 0 "R302" V 6193 5950 50  0000 C CNN
F 1 "10k" V 6284 5950 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 6330 5950 50  0001 C CNN
F 3 "~" H 6400 5950 50  0001 C CNN
	1    6400 5950
	0    1    1    0   
$EndComp
Wire Wire Line
	6750 5950 6550 5950
Wire Wire Line
	6250 5950 6050 5950
Wire Wire Line
	5950 2650 6100 2650
Wire Wire Line
	5950 2750 6100 2750
Wire Wire Line
	7050 3700 7800 3700
Wire Wire Line
	5700 4100 6150 4100
Wire Wire Line
	6050 4900 6050 5950
Wire Wire Line
	7050 5300 7800 5300
Wire Wire Line
	7050 6200 7800 6200
$Comp
L Device:C C?
U 1 1 5B6712E4
P 2950 2150
AR Path="/5B66F258/5B6712E4" Ref="C?"  Part="1" 
AR Path="/5B81850F/5B6712E4" Ref="C301"  Part="1" 
F 0 "C301" H 3065 2196 50  0000 L CNN
F 1 "10u" H 3065 2105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 2988 2000 50  0001 C CNN
F 3 "~" H 2950 2150 50  0001 C CNN
	1    2950 2150
	1    0    0    -1  
$EndComp
Wire Wire Line
	2950 2400 2950 2500
Connection ~ 2950 2400
Wire Wire Line
	3350 2400 2950 2400
Wire Wire Line
	3350 2300 3350 2400
Wire Wire Line
	2950 1900 2950 2000
Connection ~ 2950 1900
Wire Wire Line
	3350 1900 2950 1900
Wire Wire Line
	3350 2000 3350 1900
$Comp
L Device:C C?
U 1 1 5B81C017
P 3350 2150
AR Path="/5B66F258/5B81C017" Ref="C?"  Part="1" 
AR Path="/5B81850F/5B81C017" Ref="C302"  Part="1" 
F 0 "C302" H 3465 2196 50  0000 L CNN
F 1 "100n" H 3465 2105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 3388 2000 50  0001 C CNN
F 3 "~" H 3350 2150 50  0001 C CNN
	1    3350 2150
	1    0    0    -1  
$EndComp
Wire Wire Line
	2950 2300 2950 2400
$Comp
L power:GND #PWR?
U 1 1 5B81C010
P 2950 2500
AR Path="/5B66F258/5B81C010" Ref="#PWR?"  Part="1" 
AR Path="/5B81850F/5B81C010" Ref="#PWR0306"  Part="1" 
F 0 "#PWR0306" H 2950 2250 50  0001 C CNN
F 1 "GND" H 2955 2327 50  0000 C CNN
F 2 "" H 2950 2500 50  0001 C CNN
F 3 "" H 2950 2500 50  0001 C CNN
	1    2950 2500
	1    0    0    -1  
$EndComp
Wire Wire Line
	2950 1800 2950 1900
$Comp
L power:+3.3V #PWR?
U 1 1 5B81C002
P 2950 1800
AR Path="/5B66F258/5B81C002" Ref="#PWR?"  Part="1" 
AR Path="/5B81850F/5B81C002" Ref="#PWR0301"  Part="1" 
F 0 "#PWR0301" H 2950 1650 50  0001 C CNN
F 1 "+3.3V" H 2965 1973 50  0000 C CNN
F 2 "" H 2950 1800 50  0001 C CNN
F 3 "" H 2950 1800 50  0001 C CNN
	1    2950 1800
	1    0    0    -1  
$EndComp
Wire Wire Line
	3650 3250 3900 3250
Wire Wire Line
	3850 3550 3650 3550
Wire Wire Line
	3650 3450 3850 3450
Wire Wire Line
	3350 3950 3350 4200
Connection ~ 3350 3950
Text Label 3850 3550 2    50   ~ 0
D-
Text Label 3850 3450 2    50   ~ 0
D+
Wire Wire Line
	3250 3950 3250 3850
Wire Wire Line
	3350 3950 3250 3950
Wire Wire Line
	3350 3850 3350 3950
$Comp
L power:GND #PWR?
U 1 1 5B81BF7F
P 3350 4200
AR Path="/5B66F258/5B81BF7F" Ref="#PWR?"  Part="1" 
AR Path="/5B81850F/5B81BF7F" Ref="#PWR0311"  Part="1" 
F 0 "#PWR0311" H 3350 3950 50  0001 C CNN
F 1 "GND" H 3355 4027 50  0000 C CNN
F 2 "" H 3350 4200 50  0001 C CNN
F 3 "" H 3350 4200 50  0001 C CNN
	1    3350 4200
	1    0    0    -1  
$EndComp
NoConn ~ 3650 3650
$Comp
L Connector:USB_B_Micro J?
U 1 1 5B81BF77
P 3350 3450
AR Path="/5B66F258/5B81BF77" Ref="J?"  Part="1" 
AR Path="/5B81850F/5B81BF77" Ref="J302"  Part="1" 
F 0 "J302" H 3405 3917 50  0000 C CNN
F 1 "USB_B_Micro" H 3405 3826 50  0000 C CNN
F 2 "Connector_USB:USB_Micro-B_Molex-105017-0001" H 3500 3400 50  0001 C CNN
F 3 "~" H 3500 3400 50  0001 C CNN
	1    3350 3450
	1    0    0    -1  
$EndComp
$EndSCHEMATC