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 Sensor_Proximity:QRE1113 U4
U 1 1 5F37E0E5
P 5800 3250
F 0 "U4" H 5800 3567 50  0000 C CNN
F 1 "QRD1114" H 5800 3476 50  0000 C CNN
F 2 "OptoDevice:OnSemi_CASE100CY" H 5800 3050 50  0001 C CNN
F 3 "http://www.onsemi.com/pub/Collateral/QRE1113-D.PDF" H 5800 3350 50  0001 C CNN
	1    5800 3250
	1    0    0    -1  
$EndComp
$Comp
L Sensor_Proximity:QRE1113 U2
U 1 1 5F37F0DD
P 2550 5300
F 0 "U2" H 2550 5617 50  0000 C CNN
F 1 "QRD1114" H 2550 5526 50  0000 C CNN
F 2 "OptoDevice:OnSemi_CASE100CY" H 2550 5100 50  0001 C CNN
F 3 "http://www.onsemi.com/pub/Collateral/QRE1113-D.PDF" H 2550 5400 50  0001 C CNN
	1    2550 5300
	1    0    0    -1  
$EndComp
$Comp
L Sensor_Proximity:QRE1113 U3
U 1 1 5F380254
P 5750 5150
F 0 "U3" H 5750 5467 50  0000 C CNN
F 1 "QRD1114" H 5750 5376 50  0000 C CNN
F 2 "OptoDevice:OnSemi_CASE100CY" H 5750 4950 50  0001 C CNN
F 3 "http://www.onsemi.com/pub/Collateral/QRE1113-D.PDF" H 5750 5250 50  0001 C CNN
	1    5750 5150
	1    0    0    -1  
$EndComp
$Comp
L Device:R R1
U 1 1 5F383F48
P 2050 2700
F 0 "R1" H 2120 2746 50  0000 L CNN
F 1 "330" H 2120 2655 50  0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P1.90mm_Vertical" V 1980 2700 50  0001 C CNN
F 3 "~" H 2050 2700 50  0001 C CNN
	1    2050 2700
	1    0    0    -1  
$EndComp
$Comp
L Device:R R3
U 1 1 5F38475D
P 5300 2850
F 0 "R3" H 5370 2896 50  0000 L CNN
F 1 "330" H 5370 2805 50  0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P1.90mm_Vertical" V 5230 2850 50  0001 C CNN
F 3 "~" H 5300 2850 50  0001 C CNN
	1    5300 2850
	1    0    0    -1  
$EndComp
$Comp
L Device:R R2
U 1 1 5F384DD2
P 2900 2700
F 0 "R2" H 2970 2746 50  0000 L CNN
F 1 "10k" H 2970 2655 50  0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P1.90mm_Vertical" V 2830 2700 50  0001 C CNN
F 3 "~" H 2900 2700 50  0001 C CNN
	1    2900 2700
	1    0    0    -1  
$EndComp
$Comp
L Device:R R4
U 1 1 5F3851E4
P 6200 2800
F 0 "R4" H 6270 2846 50  0000 L CNN
F 1 "10k" H 6270 2755 50  0000 L CNN
F 2 "Resistor_THT:R_Axial_DIN0204_L3.6mm_D1.6mm_P1.90mm_Vertical" V 6130 2800 50  0001 C CNN
F 3 "~" H 6200 2800 50  0001 C CNN
	1    6200 2800
	1    0    0    -1  
$EndComp
Wire Wire Line
	2900 2850 2750 3200
Wire Wire Line
	2050 3200 2150 3200
Wire Wire Line
	2800 2300 2900 2550
Wire Wire Line
	2800 2300 2050 2550
Wire Wire Line
	5950 2550 6200 2650
Wire Wire Line
	5950 2550 5300 2700
Wire Wire Line
	5300 3000 5500 3000
Wire Wire Line
	5500 3000 5500 3150
Wire Wire Line
	6200 2950 6200 3150
Wire Wire Line
	6200 3150 6100 3150
$Comp
L Sensor_Proximity:QRE1113 U1
U 1 1 5F37C030
P 2450 3300
F 0 "U1" H 2450 3617 50  0000 C CNN
F 1 "QRD1114" H 2450 3526 50  0000 C CNN
F 2 "OptoDevice:OnSemi_CASE100CY" H 2450 3100 50  0001 C CNN
F 3 "http://www.onsemi.com/pub/Collateral/QRE1113-D.PDF" H 2450 3400 50  0001 C CNN
	1    2450 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	2150 3400 1800 3400
Wire Wire Line
	1800 3400 1800 3700
Wire Wire Line
	2750 3400 2750 3700
Wire Wire Line
	2050 5200 2250 5200
Wire Wire Line
	2050 2850 2050 3200
Connection ~ 2050 3200
Wire Wire Line
	2900 2850 2900 5200
Wire Wire Line
	2900 5200 2850 5200
Connection ~ 2900 2850
Wire Wire Line
	5300 3000 5300 5050
Wire Wire Line
	5300 5050 5450 5050
Connection ~ 5300 3000
Wire Wire Line
	6200 3150 6200 5050
Wire Wire Line
	6200 5050 6050 5050
Connection ~ 6200 3150
Wire Wire Line
	2250 5400 1800 5800
Wire Wire Line
	2850 5400 2850 5800
Wire Wire Line
	5450 5800 5450 5250
Connection ~ 2850 5800
Wire Wire Line
	2850 5800 5450 5800
Wire Wire Line
	6050 5800 6050 5250
Connection ~ 5450 5800
Wire Wire Line
	5450 5800 6050 5800
Wire Wire Line
	5500 3700 5500 3350
Connection ~ 2750 3700
Wire Wire Line
	2750 3700 5500 3700
Wire Wire Line
	6100 3700 6100 3350
Connection ~ 5500 3700
Wire Wire Line
	5500 3700 6100 3700
Wire Wire Line
	2900 2850 3550 2850
Wire Wire Line
	6200 3150 7000 3150
Wire Wire Line
	1800 5800 1200 5450
Wire Wire Line
	1800 3400 1800 2900
Wire Wire Line
	2800 2300 2800 2000
Wire Wire Line
	5950 2550 5950 2200
Text Label 1200 5450 0    50   ~ 0
col2
Text Label 1800 2900 0    50   ~ 0
col1
Text Label 2800 2000 0    50   ~ 0
row1
Text Label 5950 2200 0    50   ~ 0
row2
Text Label 3550 2850 0    50   ~ 0
sense1
Text Label 7000 3150 0    50   ~ 0
sense2
$Comp
L Connector:Conn_01x06_Male J1
U 1 1 5F3A336D
P 6950 4300
F 0 "J1" H 7058 4681 50  0000 C CNN
F 1 "Conn_01x06_Male" H 7058 4590 50  0000 C CNN
F 2 "Connector_Molex:Molex_CLIK-Mate_502382-0670_1x06-1MP_P1.25mm_Vertical" H 6950 4300 50  0001 C CNN
F 3 "~" H 6950 4300 50  0001 C CNN
	1    6950 4300
	1    0    0    -1  
$EndComp
Wire Wire Line
	7150 4100 7700 4100
Wire Wire Line
	7150 4200 7750 4200
Wire Wire Line
	7150 4300 7650 4300
Wire Wire Line
	7150 4400 7650 4400
Wire Wire Line
	7150 4500 7650 4500
Wire Wire Line
	7150 4600 7650 4600
Text Label 7700 4100 0    50   ~ 0
col1
Text Label 7750 4200 0    50   ~ 0
col2
Text Label 7650 4300 0    50   ~ 0
row1
Text Label 7650 4400 0    50   ~ 0
row2
Text Label 7650 4500 0    50   ~ 0
sense1
Text Label 7650 4600 0    50   ~ 0
sense2
Connection ~ 1800 5800
Wire Wire Line
	1800 3700 2750 3700
Wire Wire Line
	2050 3200 2050 5200
Wire Wire Line
	1800 5800 2850 5800
Connection ~ 2800 2300
Connection ~ 5950 2550
Connection ~ 1800 3400
$EndSCHEMATC