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 Connector_Generic:Conn_01x12 J1
U 1 1 61002ED7
P 8850 1575
F 0 "J1" H 8768 842 50  0000 C CNN
F 1 "Conn_01x12" H 8768 841 50  0001 C CNN
F 2 "" H 8850 1575 50  0001 C CNN
F 3 "~" H 8850 1575 50  0001 C CNN
	1    8850 1575
	-1   0    0    1   
$EndComp
Text Notes 8600 2100 0    61   ~ 0
AD0\nAD1\nAD2\nAD3\nAD4\nAD5\nAD6\nAD7\nAD8\nAD9\n~CE\n+5V\n
$Comp
L !R71:LH5116 U1
U 1 1 6100C4E3
P 3325 2500
F 0 "U1" H 3300 3326 77  0000 C CNN
F 1 "LH5116" H 3300 3194 77  0000 C CNN
F 2 "" V 3325 2450 77  0001 C CNN
F 3 "" V 3325 2450 77  0001 C CNN
	1    3325 2500
	0    -1   -1   0   
$EndComp
$Comp
L !R71:FM18W08 U?
U 1 1 6100D230
P 10175 4125
F 0 "U?" H 10275 4501 77  0000 C CNN
F 1 "FM18W08" H 10275 4369 77  0000 C CNN
F 2 "" H 10275 4475 77  0001 C CNN
F 3 "" H 10275 4475 77  0001 C CNN
	1    10175 4125
	1    0    0    -1  
$EndComp
$Comp
L Connector_Generic:Conn_01x08 J2
U 1 1 6100FA3A
P 10450 1450
F 0 "J2" H 10368 917 50  0000 C CNN
F 1 "Conn_01x08" H 10368 916 50  0001 C CNN
F 2 "" H 10450 1450 50  0001 C CNN
F 3 "~" H 10450 1450 50  0001 C CNN
	1    10450 1450
	1    0    0    1   
$EndComp
Text Notes 10525 1775 0    61   ~ 0
~WR\nDB0\nDB1\nDB2\nDB3\n~WP\nNC\nGND\n
$Comp
L 74xx:74LS32 U2
U 1 1 61016B86
P 3700 4700
F 0 "U2" H 3700 5025 50  0000 C CNN
F 1 "74LS32" H 3700 4934 50  0000 C CNN
F 2 "" H 3700 4700 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 3700 4700 50  0001 C CNN
	1    3700 4700
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U2
U 2 1 610190F6
P 2750 950
F 0 "U2" H 2750 1275 50  0000 C CNN
F 1 "74LS32" H 2750 1184 50  0000 C CNN
F 2 "" H 2750 950 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 2750 950 50  0001 C CNN
	2    2750 950 
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U2
U 3 1 6101A67A
P 4350 5800
F 0 "U2" H 4350 6125 50  0000 C CNN
F 1 "74LS32" H 4350 6034 50  0000 C CNN
F 2 "" H 4350 5800 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 4350 5800 50  0001 C CNN
	3    4350 5800
	-1   0    0    1   
$EndComp
$Comp
L 74xx:74LS32 U2
U 4 1 6101BDEE
P 2700 5675
F 0 "U2" H 2700 6000 50  0000 C CNN
F 1 "74LS32" H 2700 5909 50  0000 C CNN
F 2 "" H 2700 5675 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 2700 5675 50  0001 C CNN
	4    2700 5675
	1    0    0    -1  
$EndComp
$Comp
L 74xx:74LS32 U2
U 5 1 6101D789
P 5825 2025
F 0 "U2" H 6055 2071 50  0000 L CNN
F 1 "74LS32" H 6055 1980 50  0000 L CNN
F 2 "" H 5825 2025 50  0001 C CNN
F 3 "http://www.ti.com/lit/gpn/sn74LS32" H 5825 2025 50  0001 C CNN
	5    5825 2025
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR?
U 1 1 61A66D2A
P 10125 2175
F 0 "#PWR?" H 10125 1925 50  0001 C CNN
F 1 "GND" H 10130 2002 50  0000 C CNN
F 2 "" H 10125 2175 50  0001 C CNN
F 3 "" H 10125 2175 50  0001 C CNN
	1    10125 2175
	1    0    0    -1  
$EndComp
Wire Wire Line
	10125 1750 10250 1750
Wire Wire Line
	10125 2175 10125 1750
$Comp
L power:GND #PWR?
U 1 1 61A6994B
P 3025 5200
F 0 "#PWR?" H 3025 4950 50  0001 C CNN
F 1 "GND" H 3030 5027 50  0000 C CNN
F 2 "" H 3025 5200 50  0001 C CNN
F 3 "" H 3025 5200 50  0001 C CNN
	1    3025 5200
	1    0    0    -1  
$EndComp
Wire Wire Line
	3025 4600 3400 4600
Wire Wire Line
	3000 5675 3250 5675
Wire Wire Line
	3250 5675 3250 4800
Wire Wire Line
	3250 4800 3400 4800
$Comp
L Device:R R2
U 1 1 61A6E85D
P 3025 4925
F 0 "R2" H 3095 4971 50  0000 L CNN
F 1 "390R" H 3095 4880 50  0000 L CNN
F 2 "" V 2955 4925 50  0001 C CNN
F 3 "~" H 3025 4925 50  0001 C CNN
	1    3025 4925
	1    0    0    -1  
$EndComp
Wire Wire Line
	3025 5075 3025 5200
Wire Wire Line
	3025 4775 3025 4600
NoConn ~ 10250 1650
Text Label 10050 1550 0    50   ~ 0
~WP
Wire Wire Line
	10050 1550 10250 1550
Wire Wire Line
	3025 4600 2700 4600
Connection ~ 3025 4600
Text Label 2700 4600 0    50   ~ 0
~WP
$Comp
L Device:R_Network04 R7
U 1 1 61A72F48
P 3725 1375
F 0 "R7" H 3913 1421 50  0000 L CNN
F 1 "473" H 3913 1330 50  0000 L CNN
F 2 "Resistor_THT:R_Array_SIP5" V 4000 1375 50  0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 3725 1375 50  0001 C CNN
	1    3725 1375
	1    0    0    -1  
$EndComp
Wire Wire Line
	3525 1175 3525 950 
Wire Wire Line
	3525 950  3925 950 
$Comp
L power:GND #PWR?
U 1 1 61A773A8
P 3925 1025
F 0 "#PWR?" H 3925 775 50  0001 C CNN
F 1 "GND" H 3930 852 50  0000 C CNN
F 2 "" H 3925 1025 50  0001 C CNN
F 3 "" H 3925 1025 50  0001 C CNN
	1    3925 1025
	1    0    0    -1  
$EndComp
Wire Wire Line
	3925 1025 3925 950 
Wire Wire Line
	3925 2050 3925 1950
Wire Wire Line
	3925 1950 4175 1950
Text Label 4175 1950 2    50   ~ 0
DB0
Text Label 10050 1150 0    50   ~ 0
DB0
Wire Wire Line
	10050 1150 10250 1150
Text Label 5200 5900 2    50   ~ 0
~WR
Text Label 3825 3150 1    50   ~ 0
DB3
Text Label 3725 3150 1    50   ~ 0
DB2
Text Label 3625 3150 1    50   ~ 0
DB1
Wire Wire Line
	3625 3150 3625 3000
Wire Wire Line
	3725 3000 3725 3150
Wire Wire Line
	3825 3150 3825 3000
Wire Wire Line
	10250 1250 10050 1250
Wire Wire Line
	10250 1350 10050 1350
Wire Wire Line
	10250 1450 10050 1450
Text Label 10050 1250 0    50   ~ 0
DB1
Text Label 10050 1350 0    50   ~ 0
DB2
Text Label 10050 1450 0    50   ~ 0
DB3
Wire Wire Line
	10250 1050 10050 1050
Text Label 10050 1050 0    50   ~ 0
~WR
Wire Wire Line
	3925 3000 3925 3150
$Comp
L power:GND #PWR?
U 1 1 61A81DF6
P 3925 3150
F 0 "#PWR?" H 3925 2900 50  0001 C CNN
F 1 "GND" H 3930 2977 50  0000 C CNN
F 2 "" H 3925 3150 50  0001 C CNN
F 3 "" H 3925 3150 50  0001 C CNN
	1    3925 3150
	1    0    0    -1  
$EndComp
$Comp
L Device:Battery_Cell BT?
U 1 1 61A8366D
P 7250 1400
F 0 "BT?" V 7505 1450 50  0000 C CNN
F 1 "Battery_Cell" V 7414 1450 50  0000 C CNN
F 2 "" V 7250 1460 50  0001 C CNN
F 3 "~" V 7250 1460 50  0001 C CNN
	1    7250 1400
	0    -1   -1   0   
$EndComp
$Comp
L Simulation_SPICE:DIODE D3
U 1 1 61A84CC4
P 5175 5025
F 0 "D3" V 5225 5225 50  0000 R CNN
F 1 "DIODE" V 5100 5350 50  0000 R CNN
F 2 "" H 5175 5025 50  0001 C CNN
F 3 "~" H 5175 5025 50  0001 C CNN
F 4 "Y" H 5175 5025 50  0001 L CNN "Spice_Netlist_Enabled"
F 5 "D" H 5175 5025 50  0001 L CNN "Spice_Primitive"
	1    5175 5025
	0    1    1    0   
$EndComp
$Comp
L Simulation_SPICE:DIODE D2
U 1 1 61A85FF3
P 6700 1400
F 0 "D2" H 6700 1183 50  0000 C CNN
F 1 "DIODE" H 6700 1274 50  0000 C CNN
F 2 "" H 6700 1400 50  0001 C CNN
F 3 "~" H 6700 1400 50  0001 C CNN
F 4 "Y" H 6700 1400 50  0001 L CNN "Spice_Netlist_Enabled"
F 5 "D" H 6700 1400 50  0001 L CNN "Spice_Primitive"
	1    6700 1400
	-1   0    0    1   
$EndComp
$Comp
L Simulation_SPICE:DIODE D1
U 1 1 61A862E5
P 6075 1400
F 0 "D1" H 6075 1617 50  0000 C CNN
F 1 "DIODE" H 6075 1526 50  0000 C CNN
F 2 "" H 6075 1400 50  0001 C CNN
F 3 "~" H 6075 1400 50  0001 C CNN
F 4 "Y" H 6075 1400 50  0001 L CNN "Spice_Netlist_Enabled"
F 5 "D" H 6075 1400 50  0001 L CNN "Spice_Primitive"
	1    6075 1400
	1    0    0    -1  
$EndComp
Wire Wire Line
	2925 1875 2925 2050
Wire Wire Line
	3025 2050 3025 1875
Wire Wire Line
	3125 2050 3125 1875
Wire Wire Line
	2825 1450 2825 1550
$Comp
L power:VCC #PWR?
U 1 1 61A8A77F
P 2825 1450
F 0 "#PWR?" H 2825 1300 50  0001 C CNN
F 1 "VCC" H 2840 1623 50  0000 C CNN
F 2 "" H 2825 1450 50  0001 C CNN
F 3 "" H 2825 1450 50  0001 C CNN
	1    2825 1450
	1    0    0    -1  
$EndComp
Text Label 2925 1875 3    50   ~ 0
AD0
Text Label 3025 1875 3    50   ~ 0
AD7
Text Label 2825 3150 1    50   ~ 0
AD6
Wire Wire Line
	2825 3150 2825 3000
Wire Wire Line
	2925 3000 2925 3150
Wire Wire Line
	3025 3000 3025 3150
Wire Wire Line
	3125 3000 3125 3150
Wire Wire Line
	3225 3000 3225 3150
Wire Wire Line
	3325 3000 3325 3150
Wire Wire Line
	3425 3000 3425 3150
Wire Wire Line
	3525 3000 3525 3150
Text Label 3125 3150 1    50   ~ 0
AD5
Text Label 3225 3150 1    50   ~ 0
AD4
Text Label 3325 3150 1    50   ~ 0
AD3
Text Label 3425 3150 1    50   ~ 0
AD2
Text Label 3525 3150 1    50   ~ 0
AD1
Text Label 1975 850  0    50   ~ 0
~CE
Wire Wire Line
	1975 850  2350 850 
Wire Wire Line
	2350 850  2350 1050
Wire Wire Line
	2350 1050 2450 1050
Connection ~ 2350 850 
Wire Wire Line
	2350 850  2450 850 
$Comp
L Device:Q_NPN_ECB Q1
U 1 1 61A9B8DA
P 5625 5300
F 0 "Q1" V 5953 5300 50  0000 C CNN
F 1 "2SC945" V 5862 5300 50  0000 C CNN
F 2 "" H 5825 5400 50  0001 C CNN
F 3 "~" H 5625 5300 50  0001 C CNN
	1    5625 5300
	0    -1   1    0   
$EndComp
$Comp
L Device:C C2
U 1 1 61AB8CD8
P 4550 4700
F 0 "C2" V 4425 4600 50  0000 C CNN
F 1 "47P" V 4425 4800 50  0000 C CNN
F 2 "" H 4588 4550 50  0001 C CNN
F 3 "~" H 4550 4700 50  0001 C CNN
	1    4550 4700
	0    1    1    0   
$EndComp
$Comp
L Device:R R3
U 1 1 61AB9AA8
P 4550 4925
F 0 "R3" V 4475 4850 50  0000 C CNN
F 1 "10K" V 4475 5025 50  0000 C CNN
F 2 "" V 4480 4925 50  0001 C CNN
F 3 "~" H 4550 4925 50  0001 C CNN
	1    4550 4925
	0    1    1    0   
$EndComp
Wire Wire Line
	4000 4700 4300 4700
Connection ~ 4300 4700
Wire Wire Line
	4300 4700 4300 4925
Wire Wire Line
	4400 4700 4300 4700
Wire Wire Line
	4300 4925 4400 4925
Wire Wire Line
	4700 4700 4825 4700
Wire Wire Line
	4825 4700 4825 4925
Wire Wire Line
	4825 4925 4700 4925
Wire Wire Line
	5425 5400 5175 5400
Wire Wire Line
	5175 5400 5175 5175
Wire Wire Line
	5625 5100 5625 4700
Wire Wire Line
	5625 4700 5175 4700
Wire Wire Line
	5175 4700 5175 4875
$Comp
L Device:R R4
U 1 1 61AD57A8
P 6050 5075
F 0 "R4" H 5925 5050 50  0000 C CNN
F 1 "R" H 5950 5125 50  0000 C CNN
F 2 "" V 5980 5075 50  0001 C CNN
F 3 "~" H 6050 5075 50  0001 C CNN
	1    6050 5075
	1    0    0    -1  
$EndComp
Wire Wire Line
	6050 4925 6050 4700
Wire Wire Line
	6050 4700 5625 4700
Connection ~ 5625 4700
Wire Wire Line
	6050 5225 6050 5400
Wire Wire Line
	6050 5400 5825 5400
Wire Wire Line
	4825 4700 5175 4700
Connection ~ 4825 4700
Connection ~ 5175 4700
$Comp
L power:GND #PWR?
U 1 1 61AF303D
P 6050 5675
F 0 "#PWR?" H 6050 5425 50  0001 C CNN
F 1 "GND" H 6055 5502 50  0000 C CNN
F 2 "" H 6050 5675 50  0001 C CNN
F 3 "" H 6050 5675 50  0001 C CNN
	1    6050 5675
	1    0    0    -1  
$EndComp
Wire Wire Line
	6050 5675 6050 5400
Connection ~ 6050 5400
Wire Wire Line
	5175 5700 5175 5400
Connection ~ 5175 5400
Wire Wire Line
	3425 950  3050 950 
Wire Wire Line
	3425 950  3425 1550
Wire Wire Line
	3525 1575 3525 2050
Wire Wire Line
	3625 1575 3625 2050
Wire Wire Line
	3725 1575 3725 2050
Wire Wire Line
	3825 1575 3825 2050
Wire Wire Line
	2825 1775 2450 1775
Connection ~ 2825 1775
Wire Wire Line
	2825 1775 2825 2050
$Comp
L Device:C C1
U 1 1 61B1C3FA
P 2300 1775
F 0 "C1" V 2175 1675 50  0000 C CNN
F 1 "104" V 2175 1875 50  0000 C CNN
F 2 "" H 2338 1625 50  0001 C CNN
F 3 "~" H 2300 1775 50  0001 C CNN
	1    2300 1775
	0    1    1    0   
$EndComp
$Comp
L power:GND #PWR?
U 1 1 61B1DA3B
P 1950 2075
F 0 "#PWR?" H 1950 1825 50  0001 C CNN
F 1 "GND" H 1955 1902 50  0000 C CNN
F 2 "" H 1950 2075 50  0001 C CNN
F 3 "" H 1950 2075 50  0001 C CNN
	1    1950 2075
	1    0    0    -1  
$EndComp
Wire Wire Line
	1950 2075 1950 1775
Wire Wire Line
	1950 1775 2150 1775
$Comp
L Device:R R1
U 1 1 61B221F3
P 3150 1550
F 0 "R1" V 3075 1475 50  0000 C CNN
F 1 "47K" V 3075 1650 50  0000 C CNN
F 2 "" V 3080 1550 50  0001 C CNN
F 3 "~" H 3150 1550 50  0001 C CNN
	1    3150 1550
	0    1    1    0   
$EndComp
Wire Wire Line
	2825 1550 3000 1550
Connection ~ 2825 1550
Wire Wire Line
	2825 1550 2825 1775
Wire Wire Line
	3300 1550 3425 1550
Connection ~ 3425 1550
Wire Wire Line
	3425 1550 3425 2050
Text Label 3650 5800 0    50   ~ 0
~WE
Text Label 3125 1875 3    50   ~ 0
~WE
$Comp
L power:GND #PWR?
U 1 1 61B2E868
P 3275 1900
F 0 "#PWR?" H 3275 1650 50  0001 C CNN
F 1 "GND" H 3280 1727 50  0000 C CNN
F 2 "" H 3275 1900 50  0001 C CNN
F 3 "" H 3275 1900 50  0001 C CNN
	1    3275 1900
	-1   0    0    1   
$EndComp
Wire Wire Line
	3325 1925 3275 1925
Wire Wire Line
	3225 1925 3225 2050
Wire Wire Line
	3325 1925 3325 2050
Wire Wire Line
	3275 1925 3275 1900
Connection ~ 3275 1925
Wire Wire Line
	3275 1925 3225 1925
Text Label 2925 3150 1    50   ~ 0
AD8
Text Label 2150 5575 0    50   ~ 0
AD8
Wire Wire Line
	2150 5575 2400 5575
Wire Wire Line
	4650 5700 4850 5700
Wire Wire Line
	4650 5900 5200 5900
$Comp
L Device:R R5
U 1 1 61B46D2D
P 4850 5425
F 0 "R5" H 4725 5400 50  0000 C CNN
F 1 "1K" H 4750 5475 50  0000 C CNN
F 2 "" V 4780 5425 50  0001 C CNN
F 3 "~" H 4850 5425 50  0001 C CNN
	1    4850 5425
	1    0    0    -1  
$EndComp
Wire Wire Line
	3950 5600 3950 5800
Wire Wire Line
	3650 5800 3950 5800
Connection ~ 3950 5800
Wire Wire Line
	3950 5800 4050 5800
Wire Wire Line
	4850 5575 4850 5700
Connection ~ 4850 5700
Wire Wire Line
	4850 5700 5175 5700
$Comp
L power:+5V #PWR?
U 1 1 61B4D035
P 3950 5150
F 0 "#PWR?" H 3950 5000 50  0001 C CNN
F 1 "+5V" H 3965 5323 50  0000 C CNN
F 2 "" H 3950 5150 50  0001 C CNN
F 3 "" H 3950 5150 50  0001 C CNN
	1    3950 5150
	1    0    0    -1  
$EndComp
Wire Wire Line
	3950 5150 3950 5300
$Comp
L power:+5V #PWR?
U 1 1 61B504D4
P 4850 5175
F 0 "#PWR?" H 4850 5025 50  0001 C CNN
F 1 "+5V" H 4865 5348 50  0000 C CNN
F 2 "" H 4850 5175 50  0001 C CNN
F 3 "" H 4850 5175 50  0001 C CNN
	1    4850 5175
	1    0    0    -1  
$EndComp
Wire Wire Line
	4850 5175 4850 5275
Text Label 3025 3150 1    50   ~ 0
AD9
Text Label 2150 5775 0    50   ~ 0
AD9
Wire Wire Line
	2150 5775 2400 5775
$Comp
L power:+5V #PWR?
U 1 1 61B5CFAF
P 5825 1225
F 0 "#PWR?" H 5825 1075 50  0001 C CNN
F 1 "+5V" H 5840 1398 50  0000 C CNN
F 2 "" H 5825 1225 50  0001 C CNN
F 3 "" H 5825 1225 50  0001 C CNN
	1    5825 1225
	1    0    0    -1  
$EndComp
$Comp
L power:VCC #PWR?
U 1 1 61B5D15E
P 6325 1225
F 0 "#PWR?" H 6325 1075 50  0001 C CNN
F 1 "VCC" H 6340 1398 50  0000 C CNN
F 2 "" H 6325 1225 50  0001 C CNN
F 3 "" H 6325 1225 50  0001 C CNN
	1    6325 1225
	1    0    0    -1  
$EndComp
Wire Wire Line
	5825 1225 5825 1400
Wire Wire Line
	5825 1400 5925 1400
Wire Wire Line
	6225 1400 6325 1400
Wire Wire Line
	6325 1400 6325 1225
Wire Wire Line
	6550 1400 6325 1400
Connection ~ 6325 1400
Wire Wire Line
	6850 1400 7050 1400
$Comp
L power:GND #PWR?
U 1 1 61B83F2B
P 7475 1675
F 0 "#PWR?" H 7475 1425 50  0001 C CNN
F 1 "GND" H 7480 1502 50  0000 C CNN
F 2 "" H 7475 1675 50  0001 C CNN
F 3 "" H 7475 1675 50  0001 C CNN
	1    7475 1675
	1    0    0    -1  
$EndComp
Wire Wire Line
	7350 1400 7475 1400
Wire Wire Line
	7475 1400 7475 1675
Text Label 9225 975  2    50   ~ 0
AD0
Text Label 9225 1075 2    50   ~ 0
AD1
Text Label 9225 1175 2    50   ~ 0
AD2
Text Label 9225 1275 2    50   ~ 0
AD3
Text Label 9225 1375 2    50   ~ 0
AD4
Text Label 9225 1475 2    50   ~ 0
AD5
Text Label 9225 1575 2    50   ~ 0
AD6
Text Label 9225 1675 2    50   ~ 0
AD7
Text Label 9225 1775 2    50   ~ 0
AD8
Text Label 9225 1875 2    50   ~ 0
AD9
Text Label 9225 1975 2    50   ~ 0
~CE
$Comp
L power:+5V #PWR?
U 1 1 61B8943E
P 9525 2000
F 0 "#PWR?" H 9525 1850 50  0001 C CNN
F 1 "+5V" H 9540 2173 50  0000 C CNN
F 2 "" H 9525 2000 50  0001 C CNN
F 3 "" H 9525 2000 50  0001 C CNN
	1    9525 2000
	1    0    0    -1  
$EndComp
Wire Wire Line
	9525 2000 9525 2075
Wire Wire Line
	9525 2075 9050 2075
Wire Wire Line
	9050 1975 9225 1975
Wire Wire Line
	9050 1875 9225 1875
Wire Wire Line
	9050 1775 9225 1775
Wire Wire Line
	9050 1675 9225 1675
Wire Wire Line
	9050 1575 9225 1575
Wire Wire Line
	9050 1475 9225 1475
Wire Wire Line
	9050 1375 9225 1375
Wire Wire Line
	9050 1275 9225 1275
Wire Wire Line
	9050 1175 9225 1175
Wire Wire Line
	9050 1075 9225 1075
Wire Wire Line
	9050 975  9225 975 
Wire Wire Line
	5825 1525 5825 1400
Connection ~ 5825 1400
$Comp
L power:GND #PWR?
U 1 1 61BC8336
P 5825 2625
F 0 "#PWR?" H 5825 2375 50  0001 C CNN
F 1 "GND" H 5830 2452 50  0000 C CNN
F 2 "" H 5825 2625 50  0001 C CNN
F 3 "" H 5825 2625 50  0001 C CNN
	1    5825 2625
	1    0    0    -1  
$EndComp
Wire Wire Line
	5825 2625 5825 2525
$Comp
L Device:R R6
U 1 1 61B47919
P 3950 5450
F 0 "R6" H 3825 5425 50  0000 C CNN
F 1 "47K" H 3850 5500 50  0000 C CNN
F 2 "" V 3880 5450 50  0001 C CNN
F 3 "~" H 3950 5450 50  0001 C CNN
	1    3950 5450
	1    0    0    -1  
$EndComp
$EndSCHEMATC