EESchema Schematic File Version 4
EELAYER 26 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "Soundboard"
Date "2019-01-24"
Rev "v1"
Comp "FlippR-ChillR"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Connector:Conn_01x08_Male J1
U 1 1 5C4A1DD0
P 3100 3450
F 0 "J1" H 3206 3928 50  0000 C CNN
F 1 "Conn_01x08_Male" H 3206 3837 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x08_P2.54mm_Vertical" H 3100 3450 50  0001 C CNN
F 3 "~" H 3100 3450 50  0001 C CNN
	1    3100 3450
	-1   0    0    1   
$EndComp
$Comp
L Interface_Expansion:MCP23017_SP U1
U 1 1 5C4A2167
P 5250 3700
F 0 "U1" H 5250 4978 50  0000 C CNN
F 1 "MCP23017_SP" H 5250 4887 50  0000 C CNN
F 2 "Package_DIP:DIP-28_W7.62mm" H 5450 2700 50  0001 L CNN
F 3 "http://ww1.microchip.com/downloads/en/DeviceDoc/20001952C.pdf" H 5450 2600 50  0001 L CNN
	1    5250 3700
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0101
U 1 1 5C4A250C
P 2250 3050
F 0 "#PWR0101" H 2250 2800 50  0001 C CNN
F 1 "GND" V 2255 2922 50  0000 R CNN
F 2 "" H 2250 3050 50  0001 C CNN
F 3 "" H 2250 3050 50  0001 C CNN
	1    2250 3050
	0    1    1    0   
$EndComp
Wire Wire Line
	2900 3050 2250 3050
$Comp
L power:+3.3V #PWR0102
U 1 1 5C4A256F
P 2200 3750
F 0 "#PWR0102" H 2200 3600 50  0001 C CNN
F 1 "+3.3V" V 2215 3878 50  0000 L CNN
F 2 "" H 2200 3750 50  0001 C CNN
F 3 "" H 2200 3750 50  0001 C CNN
	1    2200 3750
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2900 3750 2200 3750
$Comp
L power:+5V #PWR0103
U 1 1 5C4A25D1
P 2200 3650
F 0 "#PWR0103" H 2200 3500 50  0001 C CNN
F 1 "+5V" V 2215 3778 50  0000 L CNN
F 2 "" H 2200 3650 50  0001 C CNN
F 3 "" H 2200 3650 50  0001 C CNN
	1    2200 3650
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2900 3650 2200 3650
Wire Wire Line
	4550 2900 3550 2900
Wire Wire Line
	3550 2900 3550 3350
Wire Wire Line
	3550 3350 2900 3350
Wire Wire Line
	2900 3450 3650 3450
Wire Wire Line
	3650 3450 3650 3000
Wire Wire Line
	3650 3000 4550 3000
Text Label 3200 3350 0    50   ~ 0
SDA
Text Label 3200 3450 0    50   ~ 0
SCL
$Comp
L power:+3.3V #PWR0104
U 1 1 5C4A30C6
P 5250 2600
F 0 "#PWR0104" H 5250 2450 50  0001 C CNN
F 1 "+3.3V" H 5265 2773 50  0000 C CNN
F 2 "" H 5250 2600 50  0001 C CNN
F 3 "" H 5250 2600 50  0001 C CNN
	1    5250 2600
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0105
U 1 1 5C4A315D
P 5250 4800
F 0 "#PWR0105" H 5250 4550 50  0001 C CNN
F 1 "GND" H 5255 4627 50  0000 C CNN
F 2 "" H 5250 4800 50  0001 C CNN
F 3 "" H 5250 4800 50  0001 C CNN
	1    5250 4800
	1    0    0    -1  
$EndComp
Wire Wire Line
	5950 2900 7000 2900
Wire Wire Line
	5950 3000 7000 3000
Wire Wire Line
	5950 3100 7000 3100
Wire Wire Line
	5950 3200 7000 3200
Wire Wire Line
	5950 3300 7000 3300
Wire Wire Line
	5950 3400 7000 3400
Wire Wire Line
	5950 3500 7000 3500
Wire Wire Line
	5950 3600 7000 3600
$Comp
L power:GND #PWR0106
U 1 1 5C4A3A10
P 7500 4200
F 0 "#PWR0106" H 7500 3950 50  0001 C CNN
F 1 "GND" H 7505 4027 50  0000 C CNN
F 2 "" H 7500 4200 50  0001 C CNN
F 3 "" H 7500 4200 50  0001 C CNN
	1    7500 4200
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0107
U 1 1 5C4A3A41
P 4550 4500
F 0 "#PWR0107" H 4550 4250 50  0001 C CNN
F 1 "GND" V 4555 4372 50  0000 R CNN
F 2 "" H 4550 4500 50  0001 C CNN
F 3 "" H 4550 4500 50  0001 C CNN
	1    4550 4500
	0    1    1    0   
$EndComp
$Comp
L power:+5V #PWR0108
U 1 1 5C4A3C3C
P 7500 2600
F 0 "#PWR0108" H 7500 2450 50  0001 C CNN
F 1 "+5V" H 7515 2773 50  0000 C CNN
F 2 "" H 7500 2600 50  0001 C CNN
F 3 "" H 7500 2600 50  0001 C CNN
	1    7500 2600
	1    0    0    -1  
$EndComp
$Comp
L Connector_Generic:Conn_02x10_Odd_Even J2
U 1 1 5C4A3D78
P 8800 3100
F 0 "J2" H 8850 2375 50  0000 C CNN
F 1 "Conn_02x10_Odd_Even" H 8850 2466 50  0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_2x10_P2.54mm_Horizontal" H 8800 3100 50  0001 C CNN
F 3 "~" H 8800 3100 50  0001 C CNN
	1    8800 3100
	1    0    0    -1  
$EndComp
$Comp
L power:+3.3V #PWR0109
U 1 1 5C4A413A
P 4550 4400
F 0 "#PWR0109" H 4550 4250 50  0001 C CNN
F 1 "+3.3V" V 4565 4528 50  0000 L CNN
F 2 "" H 4550 4400 50  0001 C CNN
F 3 "" H 4550 4400 50  0001 C CNN
	1    4550 4400
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0110
U 1 1 5C4A4195
P 4550 4300
F 0 "#PWR0110" H 4550 4050 50  0001 C CNN
F 1 "GND" V 4555 4172 50  0000 R CNN
F 2 "" H 4550 4300 50  0001 C CNN
F 3 "" H 4550 4300 50  0001 C CNN
	1    4550 4300
	0    1    1    0   
$EndComp
$Comp
L power:+3.3V #PWR0111
U 1 1 5C4A41DE
P 4550 3800
F 0 "#PWR0111" H 4550 3650 50  0001 C CNN
F 1 "+3.3V" V 4565 3928 50  0000 L CNN
F 2 "" H 4550 3800 50  0001 C CNN
F 3 "" H 4550 3800 50  0001 C CNN
	1    4550 3800
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0112
U 1 1 5C4A421F
P 4550 3500
F 0 "#PWR0112" H 4550 3250 50  0001 C CNN
F 1 "GND" V 4555 3372 50  0000 R CNN
F 2 "" H 4550 3500 50  0001 C CNN
F 3 "" H 4550 3500 50  0001 C CNN
	1    4550 3500
	0    1    1    0   
$EndComp
Wire Wire Line
	4550 3500 4550 3600
Connection ~ 4550 3500
$Comp
L power:+5V #PWR0113
U 1 1 5C4A44B2
P 7000 3800
F 0 "#PWR0113" H 7000 3650 50  0001 C CNN
F 1 "+5V" V 7015 3928 50  0000 L CNN
F 2 "" H 7000 3800 50  0001 C CNN
F 3 "" H 7000 3800 50  0001 C CNN
	1    7000 3800
	0    -1   -1   0   
$EndComp
$Comp
L power:GND #PWR0114
U 1 1 5C4A45E8
P 7000 3900
F 0 "#PWR0114" H 7000 3650 50  0001 C CNN
F 1 "GND" V 7005 3772 50  0000 R CNN
F 2 "" H 7000 3900 50  0001 C CNN
F 3 "" H 7000 3900 50  0001 C CNN
	1    7000 3900
	0    1    1    0   
$EndComp
Wire Wire Line
	8000 2900 8600 2900
Wire Wire Line
	8000 3000 8600 3000
Wire Wire Line
	8000 3200 8600 3200
Wire Wire Line
	8000 3300 8600 3300
Wire Wire Line
	8000 3400 8600 3400
Wire Wire Line
	8000 3500 8600 3500
Wire Wire Line
	8000 3600 8600 3600
$Comp
L 74xx:74HC245 U2
U 1 1 5C4A240D
P 7500 3400
F 0 "U2" H 7500 4378 50  0000 C CNN
F 1 "74HC245" H 7500 4287 50  0000 C CNN
F 2 "74HCT245N:DIP254P762X420-20" H 7500 3400 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74HC245" H 7500 3400 50  0001 C CNN
	1    7500 3400
	1    0    0    -1  
$EndComp
Wire Wire Line
	8000 3100 8600 3100
Text Label 8450 3400 0    50   ~ 0
IRQ
$EndSCHEMATC