sabik-cpu/kicad/io.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 4 4
Title ""
Date "2020-10-03"
Rev ""
Comp "Macrocell"
Comment1 "#followtheling"
Comment2 ""
Comment3 ""
Comment4 "Input / Output"
$EndDescr
$Comp
L Connector:Screw_Terminal_01x04 J7
U 1 1 5F79C1C7
P 9700 3800
F 0 "J7" H 9780 3792 50  0000 L CNN
F 1 "WS-0" H 9780 3701 50  0000 L CNN
F 2 "Connector_Phoenix_MC:PhoenixContact_MCV_1,5_4-G-3.81_1x04_P3.81mm_Vertical" H 9700 3800 50  0001 C CNN
F 3 "~" H 9700 3800 50  0001 C CNN
	1    9700 3800
	1    0    0    1   
$EndComp
$Comp
L Connector:Screw_Terminal_01x04 J9
U 1 1 5F79C92B
P 9700 4300
F 0 "J9" H 9780 4292 50  0000 L CNN
F 1 "WS-1" H 9780 4201 50  0000 L CNN
F 2 "Connector_Phoenix_MC:PhoenixContact_MCV_1,5_4-G-3.81_1x04_P3.81mm_Vertical" H 9700 4300 50  0001 C CNN
F 3 "~" H 9700 4300 50  0001 C CNN
	1    9700 4300
	1    0    0    1   
$EndComp
Wire Wire Line
	9500 3600 9000 3600
Wire Wire Line
	9500 4200 9000 4200
$Comp
L Device:R R15
U 1 1 5F7A18C0
P 9000 3900
F 0 "R15" H 9070 3946 50  0000 L CNN
F 1 "DNP" H 9070 3855 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 8930 3900 50  0001 C CNN
F 3 "~" H 9000 3900 50  0001 C CNN
	1    9000 3900
	1    0    0    -1  
$EndComp
$Comp
L Interface_USB:CH340G U4
U 1 1 5F7AA7E3
P 5750 2200
F 0 "U4" H 5500 2750 50  0000 C CNN
F 1 "CH340G/C" H 5950 1650 50  0000 C CNN
F 2 "Package_SO:SOIC-16_3.9x9.9mm_P1.27mm" H 5800 1650 50  0001 L CNN
F 3 "http://www.datasheet5.com/pdf-local-2195953" H 5400 3000 50  0001 C CNN
	1    5750 2200
	1    0    0    -1  
$EndComp
$Comp
L Device:R R11
U 1 1 5F7AF577
P 2600 2300
F 0 "R11" V 2500 2300 50  0000 C CNN
F 1 "0" V 2600 2300 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2530 2300 50  0001 C CNN
F 3 "~" H 2600 2300 50  0001 C CNN
	1    2600 2300
	0    1    1    0   
$EndComp
$Comp
L Device:R R12
U 1 1 5F7AFBC7
P 2600 2400
F 0 "R12" V 2500 2400 50  0000 C CNN
F 1 "0" V 2600 2400 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2530 2400 50  0001 C CNN
F 3 "~" H 2600 2400 50  0001 C CNN
	1    2600 2400
	0    1    -1   0   
$EndComp
Wire Wire Line
	1000 2700 1000 2800
Wire Wire Line
	1000 2800 1050 2800
Wire Wire Line
	1100 2800 1100 2700
Wire Wire Line
	1050 2800 1050 2900
Connection ~ 1050 2800
Wire Wire Line
	1050 2800 1100 2800
$Comp
L power:GND #PWR054
U 1 1 5F7B6FBF
P 1050 2900
F 0 "#PWR054" H 1050 2650 50  0001 C CNN
F 1 "GND" H 1055 2727 50  0000 C CNN
F 2 "" H 1050 2900 50  0001 C CNN
F 3 "" H 1050 2900 50  0001 C CNN
	1    1050 2900
	1    0    0    -1  
$EndComp
$Comp
L Device:Crystal Y2
U 1 1 5F7B8331
P 4400 2500
F 0 "Y2" V 4354 2631 50  0000 L CNN
F 1 "12M" V 4445 2631 50  0000 L CNN
F 2 "Crystal:Crystal_SMD_HC49-SD" H 4400 2500 50  0001 C CNN
F 3 "~" H 4400 2500 50  0001 C CNN
	1    4400 2500
	0    1    1    0   
$EndComp
$Comp
L Device:C C19
U 1 1 5F7B9DAD
P 4150 2750
F 0 "C19" V 4300 2750 50  0000 C CNN
F 1 "22p" V 3989 2750 50  0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4188 2600 50  0001 C CNN
F 3 "~" H 4150 2750 50  0001 C CNN
	1    4150 2750
	0    1    -1   0   
$EndComp
$Comp
L Device:C C18
U 1 1 5F7BD5C2
P 4150 2250
F 0 "C18" V 4300 2250 50  0000 C CNN
F 1 "22p" V 3989 2250 50  0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4188 2100 50  0001 C CNN
F 3 "~" H 4150 2250 50  0001 C CNN
	1    4150 2250
	0    1    1    0   
$EndComp
Wire Wire Line
	4300 2250 4400 2250
Wire Wire Line
	4400 2250 4400 2350
Wire Wire Line
	4400 2650 4400 2750
Wire Wire Line
	4400 2750 4300 2750
Wire Wire Line
	5350 2600 4850 2600
Wire Wire Line
	4850 2600 4850 2750
Wire Wire Line
	4850 2750 4400 2750
Connection ~ 4400 2750
Wire Wire Line
	5350 2400 4850 2400
Wire Wire Line
	4850 2400 4850 2250
Wire Wire Line
	4850 2250 4400 2250
Connection ~ 4400 2250
Wire Wire Line
	4000 2250 3900 2250
Wire Wire Line
	3900 2250 3900 2500
Wire Wire Line
	3900 2750 4000 2750
Wire Wire Line
	3900 2500 3800 2500
Connection ~ 3900 2500
Wire Wire Line
	3900 2500 3900 2750
$Comp
L power:GND #PWR051
U 1 1 5F7CC94D
P 3800 2500
F 0 "#PWR051" H 3800 2250 50  0001 C CNN
F 1 "GND" V 3805 2372 50  0000 R CNN
F 2 "" H 3800 2500 50  0001 C CNN
F 3 "" H 3800 2500 50  0001 C CNN
	1    3800 2500
	0    1    1    0   
$EndComp
Wire Notes Line
	4750 2000 3500 2000
Wire Notes Line
	3500 2000 3500 3000
Wire Notes Line
	3500 3000 4750 3000
Wire Notes Line
	4750 3000 4750 2000
Text Notes 3550 2200 0    50   ~ 0
Only for\nCH340G
Text Notes 4400 2200 0    50   ~ 0
DNP for\nCH340C
Wire Wire Line
	5350 2200 4950 2200
Text Label 4950 2100 0    50   ~ 0
USB_DP
Wire Wire Line
	4950 2100 5350 2100
Text Label 4950 2200 0    50   ~ 0
USB_DM
Wire Wire Line
	2750 2300 3150 2300
Text Label 3150 2300 2    50   ~ 0
USB_DP
Wire Wire Line
	3150 2400 2750 2400
Text Label 3150 2400 2    50   ~ 0
USB_DM
Wire Wire Line
	5750 2800 5750 2900
$Comp
L power:GND #PWR055
U 1 1 5F7EE5AE
P 5750 2900
F 0 "#PWR055" H 5750 2650 50  0001 C CNN
F 1 "GND" H 5755 2727 50  0000 C CNN
F 2 "" H 5750 2900 50  0001 C CNN
F 3 "" H 5750 2900 50  0001 C CNN
	1    5750 2900
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR046
U 1 1 5F7F16A8
P 5700 1400
F 0 "#PWR046" H 5700 1250 50  0001 C CNN
F 1 "+3V3" H 5715 1573 50  0000 C CNN
F 2 "" H 5700 1400 50  0001 C CNN
F 3 "" H 5700 1400 50  0001 C CNN
	1    5700 1400
	1    0    0    -1  
$EndComp
Wire Wire Line
	5700 1400 5700 1500
Wire Wire Line
	5700 1500 5650 1500
Wire Wire Line
	5650 1500 5650 1600
Wire Wire Line
	5700 1500 5750 1500
Wire Wire Line
	5750 1500 5750 1600
Connection ~ 5700 1500
Wire Wire Line
	6150 1800 6500 1800
Wire Wire Line
	6150 1900 6500 1900
Text HLabel 6500 1800 2    50   Output ~ 0
USB_UART_IN
Text HLabel 6500 1900 2    50   Input ~ 0
USB_UART_OUT
Wire Wire Line
	6150 2500 6500 2500
Text HLabel 6500 2500 2    50   Output ~ 0
USB_UART_DTR
NoConn ~ 6150 2100
NoConn ~ 6150 2200
NoConn ~ 6150 2300
NoConn ~ 6150 2400
NoConn ~ 6150 2600
NoConn ~ 5350 1900
Wire Wire Line
	950  850  1150 850 
$Comp
L power:GND #PWR045
U 1 1 5F8B42B2
P 1150 850
F 0 "#PWR045" H 1150 600 50  0001 C CNN
F 1 "GND" V 1155 722 50  0000 R CNN
F 2 "" H 1150 850 50  0001 C CNN
F 3 "" H 1150 850 50  0001 C CNN
	1    1150 850 
	0    -1   -1   0   
$EndComp
$Comp
L power:+5V #PWR056
U 1 1 5F8B5D26
P 9300 3500
F 0 "#PWR056" H 9300 3350 50  0001 C CNN
F 1 "+5V" H 9315 3673 50  0000 C CNN
F 2 "" H 9300 3500 50  0001 C CNN
F 3 "" H 9300 3500 50  0001 C CNN
	1    9300 3500
	1    0    0    -1  
$EndComp
$Comp
L Connector:Screw_Terminal_01x03 J8
U 1 1 5F8DE004
P 1100 4300
F 0 "J8" H 1018 3975 50  0000 C CNN
F 1 "AUDIO-IN" H 1018 4066 50  0000 C CNN
F 2 "Connector_Phoenix_MC:PhoenixContact_MCV_1,5_3-G-3.81_1x03_P3.81mm_Vertical" H 1100 4300 50  0001 C CNN
F 3 "~" H 1100 4300 50  0001 C CNN
	1    1100 4300
	-1   0    0    1   
$EndComp
$Comp
L Connector:AudioJack3 J10
U 1 1 5F8DF7AD
P 1300 5000
F 0 "J10" H 1020 4933 50  0000 R CNN
F 1 "AUDIO-IN" H 1020 5024 50  0000 R CNN
F 2 "Connector_Audio:Jack_3.5mm_CUI_SJ-3523-SMT_Horizontal" H 1300 5000 50  0001 C CNN
F 3 "~" H 1300 5000 50  0001 C CNN
	1    1300 5000
	1    0    0    1   
$EndComp
Wire Wire Line
	1500 5100 1600 5100
Wire Wire Line
	1600 5100 1600 5200
$Comp
L power:GND #PWR063
U 1 1 5F8E3C62
P 1600 5200
F 0 "#PWR063" H 1600 4950 50  0001 C CNN
F 1 "GND" H 1605 5027 50  0000 C CNN
F 2 "" H 1600 5200 50  0001 C CNN
F 3 "" H 1600 5200 50  0001 C CNN
	1    1600 5200
	1    0    0    -1  
$EndComp
Wire Wire Line
	1300 4400 1400 4400
Wire Wire Line
	1400 4400 1400 4500
$Comp
L power:GND #PWR058
U 1 1 5F8ED51F
P 1400 4500
F 0 "#PWR058" H 1400 4250 50  0001 C CNN
F 1 "GND" H 1405 4327 50  0000 C CNN
F 2 "" H 1400 4500 50  0001 C CNN
F 3 "" H 1400 4500 50  0001 C CNN
	1    1400 4500
	1    0    0    -1  
$EndComp
Wire Wire Line
	1300 4200 1750 4200
Text Label 1750 4200 2    50   ~ 0
AUDIO_IN_L
Text Label 1750 4300 2    50   ~ 0
AUDIO_IN_R
Wire Wire Line
	1750 4300 1300 4300
$Comp
L Device:R R19
U 1 1 5F7A5219
P 3550 4550
F 0 "R19" V 3650 4550 50  0000 C CNN
F 1 "10k" V 3550 4550 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3480 4550 50  0001 C CNN
F 3 "~" H 3550 4550 50  0001 C CNN
	1    3550 4550
	0    1    1    0   
$EndComp
$Comp
L Device:R R21
U 1 1 5F7A5A42
P 3800 4800
F 0 "R21" H 3870 4846 50  0000 L CNN
F 1 "10k" H 3870 4755 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3730 4800 50  0001 C CNN
F 3 "~" H 3800 4800 50  0001 C CNN
	1    3800 4800
	1    0    0    -1  
$EndComp
$Comp
L Device:C C20
U 1 1 5F7AA6CA
P 3150 4350
F 0 "C20" V 2898 4350 50  0000 C CNN
F 1 "1u" V 2989 4350 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3188 4200 50  0001 C CNN
F 3 "~" H 3150 4350 50  0001 C CNN
	1    3150 4350
	0    1    1    0   
$EndComp
Wire Wire Line
	3800 4650 3800 4550
Wire Wire Line
	3800 4550 3700 4550
Wire Wire Line
	3800 4550 3900 4550
Connection ~ 3800 4550
$Comp
L Device:R R16
U 1 1 5F7CBEDB
P 4200 4050
F 0 "R16" V 4300 4050 50  0000 C CNN
F 1 "10k" V 4200 4050 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 4130 4050 50  0001 C CNN
F 3 "~" H 4200 4050 50  0001 C CNN
	1    4200 4050
	0    1    -1   0   
$EndComp
Wire Wire Line
	3900 4350 3800 4350
Wire Wire Line
	3800 4350 3800 4050
Wire Wire Line
	3800 4050 4050 4050
Wire Wire Line
	4350 4050 4600 4050
Wire Wire Line
	4600 4050 4600 4450
Wire Wire Line
	4600 4450 4500 4450
$Comp
L Device:R R18
U 1 1 5F7D8A7B
P 3550 4350
F 0 "R18" V 3650 4350 50  0000 C CNN
F 1 "10k" V 3550 4350 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3480 4350 50  0001 C CNN
F 3 "~" H 3550 4350 50  0001 C CNN
	1    3550 4350
	0    1    1    0   
$EndComp
Wire Wire Line
	3700 4350 3800 4350
Connection ~ 3800 4350
Wire Wire Line
	3300 4350 3400 4350
Wire Wire Line
	3300 4550 3400 4550
$Comp
L power:GND #PWR062
U 1 1 5F7E6BF4
P 3800 5050
F 0 "#PWR062" H 3800 4800 50  0001 C CNN
F 1 "GND" H 3805 4877 50  0000 C CNN
F 2 "" H 3800 5050 50  0001 C CNN
F 3 "" H 3800 5050 50  0001 C CNN
	1    3800 5050
	1    0    0    -1  
$EndComp
Wire Wire Line
	3800 5050 3800 4950
Wire Wire Line
	2250 4350 2800 4350
Text Label 2250 4350 0    50   ~ 0
AUDIO_IN_L
$Comp
L power:VDDA #PWR060
U 1 1 5F801221
P 3300 4550
F 0 "#PWR060" H 3300 4400 50  0001 C CNN
F 1 "VDDA" V 3318 4678 50  0000 L CNN
F 2 "" H 3300 4550 50  0001 C CNN
F 3 "" H 3300 4550 50  0001 C CNN
	1    3300 4550
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR067
U 1 1 5F80CE85
P 1400 7000
F 0 "#PWR067" H 1400 6750 50  0001 C CNN
F 1 "GND" H 1405 6827 50  0000 C CNN
F 2 "" H 1400 7000 50  0001 C CNN
F 3 "" H 1400 7000 50  0001 C CNN
	1    1400 7000
	1    0    0    -1  
$EndComp
$Comp
L power:VDDA #PWR065
U 1 1 5F80D8A2
P 1400 6200
F 0 "#PWR065" H 1400 6050 50  0001 C CNN
F 1 "VDDA" H 1417 6373 50  0000 C CNN
F 2 "" H 1400 6200 50  0001 C CNN
F 3 "" H 1400 6200 50  0001 C CNN
	1    1400 6200
	1    0    0    -1  
$EndComp
Wire Wire Line
	1400 6200 1400 6300
Wire Wire Line
	1400 6900 1400 7000
Wire Wire Line
	1500 4900 1950 4900
Text Label 1950 4900 2    50   ~ 0
AUDIO_IN_L
Text Label 1950 5000 2    50   ~ 0
AUDIO_IN_R
Wire Wire Line
	1950 5000 1500 5000
Text HLabel 4700 4450 2    50   Output ~ 0
AUDIO_L
Wire Wire Line
	4700 4450 4600 4450
Connection ~ 4600 4450
$Comp
L Device:R R25
U 1 1 5F849CCA
P 3550 6500
F 0 "R25" V 3650 6500 50  0000 C CNN
F 1 "10k" V 3550 6500 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3480 6500 50  0001 C CNN
F 3 "~" H 3550 6500 50  0001 C CNN
	1    3550 6500
	0    1    1    0   
$EndComp
$Comp
L Device:R R27
U 1 1 5F849CD4
P 3800 6750
F 0 "R27" H 3870 6796 50  0000 L CNN
F 1 "10k" H 3870 6705 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3730 6750 50  0001 C CNN
F 3 "~" H 3800 6750 50  0001 C CNN
	1    3800 6750
	1    0    0    -1  
$EndComp
$Comp
L Device:C C21
U 1 1 5F849CDE
P 3150 6300
F 0 "C21" V 2898 6300 50  0000 C CNN
F 1 "1u" V 2989 6300 50  0000 C CNN
F 2 "Capacitor_SMD:C_0805_2012Metric" H 3188 6150 50  0001 C CNN
F 3 "~" H 3150 6300 50  0001 C CNN
	1    3150 6300
	0    1    1    0   
$EndComp
Wire Wire Line
	3800 6600 3800 6500
Wire Wire Line
	3800 6500 3700 6500
Wire Wire Line
	3800 6500 3900 6500
Connection ~ 3800 6500
$Comp
L Device:R R22
U 1 1 5F849CEC
P 4200 6000
F 0 "R22" V 4300 6000 50  0000 C CNN
F 1 "10k" V 4200 6000 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 4130 6000 50  0001 C CNN
F 3 "~" H 4200 6000 50  0001 C CNN
	1    4200 6000
	0    1    -1   0   
$EndComp
Wire Wire Line
	3900 6300 3800 6300
Wire Wire Line
	3800 6300 3800 6000
Wire Wire Line
	3800 6000 4050 6000
Wire Wire Line
	4350 6000 4600 6000
Wire Wire Line
	4600 6000 4600 6400
Wire Wire Line
	4600 6400 4500 6400
$Comp
L Device:R R24
U 1 1 5F849CFC
P 3550 6300
F 0 "R24" V 3650 6300 50  0000 C CNN
F 1 "10k" V 3550 6300 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 3480 6300 50  0001 C CNN
F 3 "~" H 3550 6300 50  0001 C CNN
	1    3550 6300
	0    1    1    0   
$EndComp
Wire Wire Line
	3700 6300 3800 6300
Connection ~ 3800 6300
Wire Wire Line
	3300 6300 3400 6300
Wire Wire Line
	3300 6500 3400 6500
$Comp
L power:GND #PWR069
U 1 1 5F849D0A
P 3800 7000
F 0 "#PWR069" H 3800 6750 50  0001 C CNN
F 1 "GND" H 3805 6827 50  0000 C CNN
F 2 "" H 3800 7000 50  0001 C CNN
F 3 "" H 3800 7000 50  0001 C CNN
	1    3800 7000
	1    0    0    -1  
$EndComp
Wire Wire Line
	3800 7000 3800 6900
$Comp
L power:VDDA #PWR066
U 1 1 5F849D17
P 3300 6500
F 0 "#PWR066" H 3300 6350 50  0001 C CNN
F 1 "VDDA" V 3318 6628 50  0000 L CNN
F 2 "" H 3300 6500 50  0001 C CNN
F 3 "" H 3300 6500 50  0001 C CNN
	1    3300 6500
	0    -1   -1   0   
$EndComp
Text HLabel 4700 6400 2    50   Output ~ 0
AUDIO_R
Wire Wire Line
	4700 6400 4600 6400
Connection ~ 4600 6400
$Comp
L Amplifier_Operational:LM358 U5
U 1 1 5F8649CA
P 4200 4450
F 0 "U5" H 4200 4750 50  0000 C CNN
F 1 "LM358" H 4250 4650 50  0000 C CNN
F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 4200 4450 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 4200 4450 50  0001 C CNN
	1    4200 4450
	1    0    0    -1  
$EndComp
$Comp
L Amplifier_Operational:LM358 U5
U 2 1 5F8689C1
P 4200 6400
F 0 "U5" H 4200 6700 50  0000 C CNN
F 1 "LM358" H 4250 6600 50  0000 C CNN
F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 4200 6400 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 4200 6400 50  0001 C CNN
	2    4200 6400
	1    0    0    -1  
$EndComp
$Comp
L Amplifier_Operational:LM358 U5
U 3 1 5F86A645
P 1500 6600
F 0 "U5" H 1458 6646 50  0000 L CNN
F 1 "LM358" H 1458 6555 50  0000 L CNN
F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 1500 6600 50  0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm2904-n.pdf" H 1500 6600 50  0001 C CNN
	3    1500 6600
	1    0    0    -1  
$EndComp
Text Notes 3500 7500 0    50   ~ 0
TODO: Set sensible\ngain for input stage.
$Comp
L Device:R R20
U 1 1 5F7C2195
P 2800 4600
F 0 "R20" H 2600 4650 50  0000 L CNN
F 1 "47k" H 2600 4550 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2730 4600 50  0001 C CNN
F 3 "~" H 2800 4600 50  0001 C CNN
	1    2800 4600
	1    0    0    -1  
$EndComp
Wire Wire Line
	2800 4450 2800 4350
Connection ~ 2800 4350
Wire Wire Line
	2800 4350 3000 4350
$Comp
L power:GND #PWR061
U 1 1 5F7DF715
P 2800 5050
F 0 "#PWR061" H 2800 4800 50  0001 C CNN
F 1 "GND" H 2805 4877 50  0000 C CNN
F 2 "" H 2800 5050 50  0001 C CNN
F 3 "" H 2800 5050 50  0001 C CNN
	1    2800 5050
	1    0    0    -1  
$EndComp
Wire Wire Line
	2800 5050 2800 4750
Wire Wire Line
	2250 6300 2800 6300
Text Label 2250 6300 0    50   ~ 0
AUDIO_IN_R
$Comp
L Device:R R26
U 1 1 5F7F1A27
P 2800 6550
F 0 "R26" H 2600 6600 50  0000 L CNN
F 1 "47k" H 2600 6500 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2730 6550 50  0001 C CNN
F 3 "~" H 2800 6550 50  0001 C CNN
	1    2800 6550
	1    0    0    -1  
$EndComp
Wire Wire Line
	2800 6400 2800 6300
Connection ~ 2800 6300
Wire Wire Line
	2800 6300 3000 6300
$Comp
L power:GND #PWR068
U 1 1 5F7F1A34
P 2800 7000
F 0 "#PWR068" H 2800 6750 50  0001 C CNN
F 1 "GND" H 2805 6827 50  0000 C CNN
F 2 "" H 2800 7000 50  0001 C CNN
F 3 "" H 2800 7000 50  0001 C CNN
	1    2800 7000
	1    0    0    -1  
$EndComp
Wire Wire Line
	2800 7000 2800 6700
Wire Wire Line
	1400 2100 1500 2100
Wire Wire Line
	1500 2100 1500 1950
$Comp
L power:VBUS #PWR048
U 1 1 5F943479
P 1500 1950
F 0 "#PWR048" H 1500 1800 50  0001 C CNN
F 1 "VBUS" H 1515 2123 50  0000 C CNN
F 2 "" H 1500 1950 50  0001 C CNN
F 3 "" H 1500 1950 50  0001 C CNN
	1    1500 1950
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR050
U 1 1 5F95AFDE
P 2200 2450
F 0 "#PWR050" H 2200 2200 50  0001 C CNN
F 1 "GND" H 2205 2277 50  0000 C CNN
F 2 "" H 2200 2450 50  0001 C CNN
F 3 "" H 2200 2450 50  0001 C CNN
	1    2200 2450
	1    0    0    -1  
$EndComp
Wire Wire Line
	2350 2400 2450 2400
Wire Wire Line
	2450 2300 2350 2300
Text GLabel 1250 950  2    50   Output ~ 0
VIN
Wire Wire Line
	1250 950  950  950 
$Comp
L Device:R R17
U 1 1 5FA8CEEE
P 2800 4100
F 0 "R17" H 2600 4150 50  0000 L CNN
F 1 "DNP" H 2600 4050 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2730 4100 50  0001 C CNN
F 3 "~" H 2800 4100 50  0001 C CNN
	1    2800 4100
	1    0    0    -1  
$EndComp
Wire Wire Line
	2800 4250 2800 4350
$Comp
L power:VDDA #PWR057
U 1 1 5FA94E8C
P 2800 3850
F 0 "#PWR057" H 2800 3700 50  0001 C CNN
F 1 "VDDA" H 2817 4023 50  0000 C CNN
F 2 "" H 2800 3850 50  0001 C CNN
F 3 "" H 2800 3850 50  0001 C CNN
	1    2800 3850
	1    0    0    -1  
$EndComp
Wire Wire Line
	2800 3850 2800 3950
$Comp
L Device:R R23
U 1 1 5FAA74CA
P 2800 6050
F 0 "R23" H 2600 6100 50  0000 L CNN
F 1 "DNP" H 2600 6000 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 2730 6050 50  0001 C CNN
F 3 "~" H 2800 6050 50  0001 C CNN
	1    2800 6050
	1    0    0    -1  
$EndComp
Wire Wire Line
	2800 6200 2800 6300
$Comp
L power:VDDA #PWR064
U 1 1 5FAA7B0B
P 2800 5800
F 0 "#PWR064" H 2800 5650 50  0001 C CNN
F 1 "VDDA" H 2817 5973 50  0000 C CNN
F 2 "" H 2800 5800 50  0001 C CNN
F 3 "" H 2800 5800 50  0001 C CNN
	1    2800 5800
	1    0    0    -1  
$EndComp
Wire Wire Line
	2800 5800 2800 5900
Text Notes 700  1200 0    50   ~ 10
USB Serial
Wire Notes Line
	650  7600 5150 7600
Wire Notes Line
	5150 7600 5150 3200
Text Notes 700  3300 0    50   ~ 10
Analog Audio Input
Wire Notes Line
	650  550  1500 550 
Wire Notes Line
	650  550  650  7600
Text Notes 1000 650  0    50   ~ 10
Power input
Wire Notes Line
	1500 550  1500 1100
Wire Notes Line
	650  1100 11000 1100
Wire Notes Line
	11000 4750 7400 4750
Wire Notes Line
	11000 1100 11000 4750
Wire Notes Line
	7400 1100 7400 4750
Text Notes 10250 3300 0    50   ~ 10
WS2812B Interface
Wire Notes Line
	650  3200 11000 3200
Text Notes 10350 1200 0    50   ~ 10
DMX Transceiver
$Comp
L power:GND #PWR052
U 1 1 5F8BC4E7
P 8400 2800
F 0 "#PWR052" H 8400 2550 50  0001 C CNN
F 1 "GND" H 8405 2627 50  0000 C CNN
F 2 "" H 8400 2800 50  0001 C CNN
F 3 "" H 8400 2800 50  0001 C CNN
	1    8400 2800
	1    0    0    -1  
$EndComp
Wire Wire Line
	8400 2700 8400 2800
Wire Wire Line
	8400 1500 8400 1600
Text Label 9400 2000 0    50   ~ 0
DMXH
Text Label 9400 1900 0    50   ~ 0
DMXL
Wire Wire Line
	9700 2000 10300 2000
Connection ~ 9700 2000
Wire Wire Line
	9700 2650 9700 2000
Wire Wire Line
	9900 2650 9700 2650
Wire Wire Line
	9800 1900 10300 1900
Connection ~ 9800 1900
Wire Wire Line
	9800 2550 9800 1900
Wire Wire Line
	9900 2550 9800 2550
Wire Wire Line
	10300 2650 10200 2650
Wire Wire Line
	10200 2550 10300 2550
$Comp
L Device:R R14
U 1 1 5F79524D
P 10050 2650
F 0 "R14" V 10150 2650 50  0000 C CNN
F 1 "0" V 10050 2650 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 9980 2650 50  0001 C CNN
F 3 "~" H 10050 2650 50  0001 C CNN
	1    10050 2650
	0    1    1    0   
$EndComp
$Comp
L Device:R R13
U 1 1 5F794BC2
P 10050 2550
F 0 "R13" V 9950 2550 50  0000 C CNN
F 1 "0" V 10050 2550 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 9980 2550 50  0001 C CNN
F 3 "~" H 10050 2550 50  0001 C CNN
	1    10050 2550
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR053
U 1 1 5F7944DB
P 10200 2850
F 0 "#PWR053" H 10200 2600 50  0001 C CNN
F 1 "GND" H 10205 2677 50  0000 C CNN
F 2 "" H 10200 2850 50  0001 C CNN
F 3 "" H 10200 2850 50  0001 C CNN
	1    10200 2850
	1    0    0    -1  
$EndComp
Wire Wire Line
	10200 2750 10200 2850
Wire Wire Line
	10300 2750 10200 2750
$Comp
L Connector:Screw_Terminal_01x03 J6
U 1 1 5F793A79
P 10500 2650
F 0 "J6" H 10580 2692 50  0000 L CNN
F 1 "DMX-OUT" H 10580 2601 50  0000 L CNN
F 2 "Connector_Phoenix_MC:PhoenixContact_MCV_1,5_3-G-3.81_1x03_P3.81mm_Vertical" H 10500 2650 50  0001 C CNN
F 3 "~" H 10500 2650 50  0001 C CNN
	1    10500 2650
	1    0    0    1   
$EndComp
$Comp
L power:GND #PWR049
U 1 1 5F7934F5
P 10200 2200
F 0 "#PWR049" H 10200 1950 50  0001 C CNN
F 1 "GND" H 10205 2027 50  0000 C CNN
F 2 "" H 10200 2200 50  0001 C CNN
F 3 "" H 10200 2200 50  0001 C CNN
	1    10200 2200
	1    0    0    -1  
$EndComp
Wire Wire Line
	10200 2100 10200 2200
Wire Wire Line
	10300 2100 10200 2100
Wire Wire Line
	9100 2400 9400 2400
Wire Wire Line
	9400 2000 9700 2000
Wire Wire Line
	9400 2400 9400 2000
Wire Wire Line
	9100 1900 9800 1900
$Comp
L Connector:Screw_Terminal_01x03 J4
U 1 1 5F7904F0
P 10500 2000
F 0 "J4" H 10580 2042 50  0000 L CNN
F 1 "DMX-IN" H 10580 1951 50  0000 L CNN
F 2 "Connector_Phoenix_MC:PhoenixContact_MCV_1,5_3-G-3.81_1x03_P3.81mm_Vertical" H 10500 2000 50  0001 C CNN
F 3 "~" H 10500 2000 50  0001 C CNN
	1    10500 2000
	1    0    0    1   
$EndComp
Wire Wire Line
	7800 2300 8000 2300
Wire Wire Line
	7800 2200 8000 2200
Wire Wire Line
	7800 2100 8000 2100
Wire Wire Line
	7800 2000 8000 2000
Text HLabel 7800 2200 0    50   Input ~ 0
DMX_DE
Text HLabel 7800 2300 0    50   Input ~ 0
DMX_DI
Text HLabel 7800 2100 0    50   Input ~ 0
DMX_RE
Text HLabel 7800 2000 0    50   Output ~ 0
DMX_RO
Connection ~ 9100 1900
Wire Wire Line
	9100 2000 9100 1900
Connection ~ 9100 2400
Wire Wire Line
	8900 2300 8800 2300
Wire Wire Line
	8900 2400 8900 2300
Wire Wire Line
	9100 2400 8900 2400
Wire Wire Line
	9100 2300 9100 2400
Wire Wire Line
	8900 1900 9100 1900
Wire Wire Line
	8900 2000 8900 1900
Wire Wire Line
	8800 2000 8900 2000
$Comp
L Device:R R10
U 1 1 5F78D28A
P 9100 2150
F 0 "R10" H 9170 2196 50  0000 L CNN
F 1 "DNP" H 9170 2105 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 9030 2150 50  0001 C CNN
F 3 "~" H 9100 2150 50  0001 C CNN
	1    9100 2150
	1    0    0    -1  
$EndComp
$Comp
L Interface_UART:MAX3485 U3
U 1 1 5FBD9FA9
P 8400 2100
F 0 "U3" H 8150 2550 50  0000 C CNN
F 1 "MAX3485CSA" H 8650 2550 50  0000 C CNN
F 2 "Package_SO:SOIC-8_3.9x4.9mm_P1.27mm" H 8400 1400 50  0001 C CNN
F 3 "https://datasheets.maximintegrated.com/en/ds/MAX3483-MAX3491.pdf" H 8400 2150 50  0001 C CNN
	1    8400 2100
	1    0    0    -1  
$EndComp
$Comp
L power:+3V3 #PWR047
U 1 1 5FBE9584
P 8400 1500
F 0 "#PWR047" H 8400 1350 50  0001 C CNN
F 1 "+3V3" H 8415 1673 50  0000 C CNN
F 2 "" H 8400 1500 50  0001 C CNN
F 3 "" H 8400 1500 50  0001 C CNN
	1    8400 1500
	1    0    0    -1  
$EndComp
Wire Wire Line
	2350 2300 2350 1950
Wire Wire Line
	2350 2750 2350 2400
Text Notes 1800 2600 0    50   ~ 0
ESD
$Comp
L Power_Protection:SP0502BAJT D5
U 1 1 5F8CC95D
P 1900 2350
F 0 "D5" V 2242 2350 50  0000 C CNN
F 1 "SP0502BAJT" V 2151 2350 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-323_SC-70" H 2125 2300 50  0001 L CNN
F 3 "http://www.littelfuse.com/~/media/files/littelfuse/technical%20resources/documents/data%20sheets/sp05xxba.pdf" H 2025 2475 50  0001 C CNN
	1    1900 2350
	0    -1   -1   0   
$EndComp
Wire Wire Line
	1700 2250 1600 2250
Wire Wire Line
	1600 2250 1600 1950
Wire Wire Line
	1700 2450 1600 2450
Wire Wire Line
	1600 2450 1600 2750
Wire Wire Line
	2200 2350 2100 2350
Wire Wire Line
	1600 1950 2350 1950
Wire Wire Line
	1600 2750 2350 2750
Wire Wire Line
	1600 2250 1500 2250
Wire Wire Line
	1500 2250 1500 2300
Wire Wire Line
	1500 2300 1400 2300
Connection ~ 1600 2250
Wire Wire Line
	1400 2400 1500 2400
Wire Wire Line
	1500 2400 1500 2450
Wire Wire Line
	1500 2450 1600 2450
Connection ~ 1600 2450
Wire Wire Line
	2200 2450 2200 2350
$Comp
L Connector:USB_B J5
U 1 1 5FA0B79E
P 1100 2300
F 0 "J5" H 1157 2767 50  0000 C CNN
F 1 "USB_B" H 1157 2676 50  0000 C CNN
F 2 "Connector_USB:USB_B_TE_5787834_Vertical" H 1250 2250 50  0001 C CNN
F 3 " ~" H 1250 2250 50  0001 C CNN
	1    1100 2300
	1    0    0    -1  
$EndComp
Text HLabel 8700 4200 0    50   Output ~ 0
WS1_TX
Text HLabel 8700 4100 0    50   Input ~ 0
WS1_RX
Text HLabel 8700 3600 0    50   Input ~ 0
WS0_RX
Text HLabel 8700 3700 0    50   Output ~ 0
WS0_TX
$Comp
L Connector:Screw_Terminal_01x02 J3
U 1 1 5F876E47
P 750 950
F 0 "J3" H 668 625 50  0000 C CNN
F 1 "Power" H 668 716 50  0000 C CNN
F 2 "Connector_Phoenix_MC:PhoenixContact_MCV_1,5_2-G-3.81_1x02_P3.81mm_Vertical" H 750 950 50  0001 C CNN
F 3 "~" H 750 950 50  0001 C CNN
	1    750  950 
	-1   0    0    1   
$EndComp
Wire Wire Line
	9300 3900 9500 3900
Wire Wire Line
	9300 3500 9300 3900
Connection ~ 9300 3900
Wire Wire Line
	9300 3900 9300 4400
Wire Wire Line
	9300 4400 9500 4400
Wire Wire Line
	9400 4500 9400 4300
Wire Wire Line
	9400 3800 9500 3800
Wire Wire Line
	9500 4300 9400 4300
Connection ~ 9400 4300
Wire Wire Line
	9400 4300 9400 3800
Wire Wire Line
	8700 3700 9500 3700
Wire Wire Line
	8700 4100 9500 4100
Wire Wire Line
	9000 3750 9000 3600
Connection ~ 9000 3600
Wire Wire Line
	9000 3600 8700 3600
Wire Wire Line
	9000 4050 9000 4200
Connection ~ 9000 4200
Wire Wire Line
	9000 4200 8700 4200
$Comp
L power:GNDPWR #PWR0103
U 1 1 5FCE0153
P 9400 4500
F 0 "#PWR0103" H 9400 4300 50  0001 C CNN
F 1 "GNDPWR" H 9404 4346 50  0000 C CNN
F 2 "" H 9400 4450 50  0001 C CNN
F 3 "" H 9400 4450 50  0001 C CNN
	1    9400 4500
	1    0    0    -1  
$EndComp
$EndSCHEMATC