EESchema Schematic File Version 2
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:microcontrollers
LIBS:dsp
LIBS:microchip
LIBS:analog_switches
LIBS:motorola
LIBS:texas
LIBS:intel
LIBS:audio
LIBS:interface
LIBS:digital-audio
LIBS:philips
LIBS:display
LIBS:cypress
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:valves
LIBS:kicad_lien
LIBS:Sniper_Tens-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L Feather_Huzzah_ESP FHESP1
U 1 1 57CF1594
P 2750 2650
F 0 "FHESP1" V 2700 3150 60  0000 C CNN
F 1 "Feather_Huzzah_ESP" H 3400 3100 60  0000 C CNN
F 2 "lien:Feather_Huzzah_ESP" H 2750 2650 60  0001 C CNN
F 3 "" H 2750 2650 60  0000 C CNN
	1    2750 2650
	0    1    1    0   
$EndComp
$Comp
L CONN_01X04 P1
U 1 1 57CF1938
P 9050 1850
F 0 "P1" H 9050 2100 50  0000 C CNN
F 1 "CONN_01X04" V 9150 1850 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04" H 9050 1850 50  0001 C CNN
F 3 "" H 9050 1850 50  0000 C CNN
	1    9050 1850
	1    0    0    -1  
$EndComp
$Comp
L CONN_01X04 P2
U 1 1 57CF1967
P 9050 4250
F 0 "P2" H 9050 4500 50  0000 C CNN
F 1 "CONN_01X04" V 9150 4250 50  0000 C CNN
F 2 "Pin_Headers:Pin_Header_Straight_1x04" H 9050 4250 50  0001 C CNN
F 3 "" H 9050 4250 50  0000 C CNN
	1    9050 4250
	1    0    0    -1  
$EndComp
$Comp
L R R1
U 1 1 57CF1986
P 4050 3350
F 0 "R1" V 4130 3350 50  0000 C CNN
F 1 "4.7k" V 4050 3350 50  0000 C CNN
F 2 "Resistors_ThroughHole:Resistor_Horizontal_RM7mm" V 3980 3350 50  0001 C CNN
F 3 "" H 4050 3350 50  0000 C CNN
	1    4050 3350
	1    0    0    -1  
$EndComp
$Comp
L R R2
U 1 1 57CF1A31
P 4250 3350
F 0 "R2" V 4330 3350 50  0000 C CNN
F 1 "4.7k" V 4250 3350 50  0000 C CNN
F 2 "Resistors_ThroughHole:Resistor_Horizontal_RM7mm" V 4180 3350 50  0001 C CNN
F 3 "" H 4250 3350 50  0000 C CNN
	1    4250 3350
	1    0    0    -1  
$EndComp
$Comp
L AD5242 U1
U 1 1 57CF1E97
P 6850 2100
F 0 "U1" H 6825 1600 60  0000 C CNN
F 1 "AD5242" H 6825 2575 60  0000 C CNN
F 2 "Housings_SOIC:SOIC-16_3.9x9.9mm_Pitch1.27mm" H 6800 2200 60  0001 C CNN
F 3 "" H 6800 2200 60  0000 C CNN
	1    6850 2100
	1    0    0    -1  
$EndComp
$Comp
L AD5242 U2
U 1 1 57CF1F00
P 6850 4650
F 0 "U2" H 6825 4150 60  0000 C CNN
F 1 "AD5242" H 6825 5125 60  0000 C CNN
F 2 "Housings_SOIC:SOIC-16_3.9x9.9mm_Pitch1.27mm" H 6800 4750 60  0001 C CNN
F 3 "" H 6800 4750 60  0000 C CNN
	1    6850 4650
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR01
U 1 1 57CF2338
P 8700 1600
F 0 "#PWR01" H 8700 1350 50  0001 C CNN
F 1 "GND" H 8700 1450 50  0000 C CNN
F 2 "" H 8700 1600 50  0000 C CNN
F 3 "" H 8700 1600 50  0000 C CNN
	1    8700 1600
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR02
U 1 1 57CF236D
P 8700 4000
F 0 "#PWR02" H 8700 3750 50  0001 C CNN
F 1 "GND" H 8700 3850 50  0000 C CNN
F 2 "" H 8700 4000 50  0000 C CNN
F 3 "" H 8700 4000 50  0000 C CNN
	1    8700 4000
	-1   0    0    1   
$EndComp
NoConn ~ 7300 2050
NoConn ~ 6350 1750
NoConn ~ 3850 2800
NoConn ~ 3850 2900
NoConn ~ 3850 3000
NoConn ~ 3850 3300
NoConn ~ 3850 3400
NoConn ~ 3850 3500
NoConn ~ 3850 3600
NoConn ~ 3850 3700
NoConn ~ 2650 2800
NoConn ~ 2650 3200
NoConn ~ 2650 3400
NoConn ~ 2650 3500
NoConn ~ 2650 3600
NoConn ~ 2650 3700
NoConn ~ 2650 3800
NoConn ~ 2650 3900
$Comp
L GND #PWR03
U 1 1 57CF28B3
P 2300 3100
F 0 "#PWR03" H 2300 2850 50  0001 C CNN
F 1 "GND" H 2300 2950 50  0000 C CNN
F 2 "" H 2300 3100 50  0000 C CNN
F 3 "" H 2300 3100 50  0000 C CNN
	1    2300 3100
	1    0    0    -1  
$EndComp
NoConn ~ 7300 4600
NoConn ~ 6350 4300
$Comp
L PWR_FLAG #FLG04
U 1 1 57CF351E
P 8400 4100
F 0 "#FLG04" H 8400 4195 50  0001 C CNN
F 1 "PWR_FLAG" H 8400 4280 50  0000 C CNN
F 2 "" H 8400 4100 50  0000 C CNN
F 3 "" H 8400 4100 50  0000 C CNN
	1    8400 4100
	1    0    0    -1  
$EndComp
$Comp
L PWR_FLAG #FLG05
U 1 1 57CF3612
P 8100 1750
F 0 "#FLG05" H 8100 1845 50  0001 C CNN
F 1 "PWR_FLAG" H 8100 1930 50  0000 C CNN
F 2 "" H 8100 1750 50  0000 C CNN
F 3 "" H 8100 1750 50  0000 C CNN
	1    8100 1750
	1    0    0    -1  
$EndComp
NoConn ~ 3850 3100
NoConn ~ 3850 3200
$Comp
L 2n7002 Q?
U 1 1 57D099D0
P 4650 3700
F 0 "Q?" H 4650 3650 39  0000 C CNN
F 1 "2n7002" H 4650 3725 39  0000 C CNN
F 2 "" H 4650 3700 60  0000 C CNN
F 3 "" H 4650 3700 60  0000 C CNN
	1    4650 3700
	0    1    1    0   
$EndComp
$Comp
L 2n7002 Q?
U 1 1 57D09A99
P 4650 4050
F 0 "Q?" H 4650 4000 39  0000 C CNN
F 1 "2n7002" H 4650 4075 39  0000 C CNN
F 2 "" H 4650 4050 60  0000 C CNN
F 3 "" H 4650 4050 60  0000 C CNN
	1    4650 4050
	0    1    1    0   
$EndComp
$Comp
L R R?
U 1 1 57D0A1E8
P 5250 3300
F 0 "R?" V 5330 3300 50  0000 C CNN
F 1 "R" V 5250 3300 50  0000 C CNN
F 2 "" V 5180 3300 50  0000 C CNN
F 3 "" H 5250 3300 50  0000 C CNN
	1    5250 3300
	1    0    0    -1  
$EndComp
$Comp
L R R?
U 1 1 57D0A211
P 5450 3300
F 0 "R?" V 5530 3300 50  0000 C CNN
F 1 "R" V 5450 3300 50  0000 C CNN
F 2 "" V 5380 3300 50  0000 C CNN
F 3 "" H 5450 3300 50  0000 C CNN
	1    5450 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	6000 2350 6000 4900
Wire Wire Line
	6000 2350 6350 2350
Wire Wire Line
	6100 2450 6100 5000
Wire Wire Line
	6100 2450 6350 2450
Wire Wire Line
	6000 4900 6350 4900
Wire Wire Line
	6100 5000 6350 5000
Wire Wire Line
	8250 1700 8850 1700
Wire Wire Line
	8700 1700 8700 1600
Wire Wire Line
	8850 4100 8700 4100
Wire Wire Line
	8700 4000 8700 4700
Wire Wire Line
	7850 4200 8850 4200
Wire Wire Line
	7850 1800 8850 1800
Wire Wire Line
	7300 2150 8250 2150
Wire Wire Line
	8250 2150 8250 1700
Connection ~ 8700 1700
Wire Wire Line
	7850 1800 7850 1350
Wire Wire Line
	7850 1350 6050 1350
Wire Wire Line
	6050 1350 6050 2150
Wire Wire Line
	5350 2150 6350 2150
Wire Wire Line
	7300 1850 7600 1850
Wire Wire Line
	7600 1850 7600 2000
Wire Wire Line
	7600 2000 8850 2000
Wire Wire Line
	6350 1950 6250 1950
Wire Wire Line
	6250 1950 6250 1500
Wire Wire Line
	6250 1500 7650 1500
Wire Wire Line
	7650 1500 7650 1900
Wire Wire Line
	7650 1900 8850 1900
Wire Wire Line
	7300 1750 7300 1350
Connection ~ 7300 1350
Wire Wire Line
	7300 2250 7400 2250
Wire Wire Line
	7400 1950 7400 2450
Connection ~ 7400 2150
Wire Wire Line
	7400 2350 7300 2350
Connection ~ 7400 2250
Wire Wire Line
	7400 2450 7300 2450
Connection ~ 7400 2350
Wire Wire Line
	7300 1950 7400 1950
Wire Wire Line
	6350 1850 6050 1850
Connection ~ 6050 1850
Wire Wire Line
	6350 2050 6800 2050
Wire Wire Line
	6800 2050 6800 2150
Wire Wire Line
	6800 2150 7400 2150
Wire Wire Line
	6350 2250 6150 2250
Wire Wire Line
	6150 2250 6150 2150
Connection ~ 6150 2150
Wire Wire Line
	2650 3100 2300 3100
Wire Wire Line
	4050 3200 4050 3100
Wire Wire Line
	4050 3100 4250 3100
Wire Wire Line
	4250 3100 4250 3200
Connection ~ 4150 3100
Wire Wire Line
	7300 4400 8850 4400
Wire Wire Line
	6350 4500 6250 4500
Wire Wire Line
	6250 4500 6250 4050
Wire Wire Line
	6250 4050 7800 4050
Wire Wire Line
	7800 4050 7800 4300
Wire Wire Line
	7800 4300 8850 4300
Wire Wire Line
	8700 4700 7300 4700
Connection ~ 8700 4100
Wire Wire Line
	6350 4700 6200 4700
Wire Wire Line
	6200 4000 6200 4800
Wire Wire Line
	6200 4000 7850 4000
Wire Wire Line
	7850 4000 7850 4200
Wire Wire Line
	6200 4800 6350 4800
Connection ~ 6200 4700
Wire Wire Line
	7300 4800 7450 4800
Wire Wire Line
	7450 4800 7450 4700
Connection ~ 7450 4700
Wire Wire Line
	7300 4900 8050 4900
Wire Wire Line
	8050 4900 8050 4200
Connection ~ 8050 4200
Wire Wire Line
	7300 5000 8200 5000
Wire Wire Line
	8200 5000 8200 4200
Connection ~ 8200 4200
Connection ~ 8650 1800
Wire Wire Line
	7300 4300 7300 4000
Connection ~ 7300 4000
Wire Wire Line
	6350 4400 6200 4400
Connection ~ 6200 4400
Wire Wire Line
	6350 4600 6850 4600
Wire Wire Line
	6850 4600 6850 4700
Wire Wire Line
	6850 4700 7350 4700
Connection ~ 7350 4700
Wire Wire Line
	7300 4500 7350 4500
Wire Wire Line
	7350 4500 7350 4700
Wire Wire Line
	8400 4100 8400 4200
Connection ~ 8400 4200
Wire Wire Line
	8100 1750 8100 1800
Connection ~ 8100 1800
Wire Wire Line
	2650 2900 2500 2900
Wire Wire Line
	2500 2900 2500 2450
Wire Wire Line
	2500 2450 4150 2450
Wire Wire Line
	4150 2450 4150 3100
Wire Wire Line
	3850 3800 4350 3800
Wire Wire Line
	3850 3900 3900 3900
Wire Wire Line
	3900 3900 3900 4150
Wire Wire Line
	3900 4150 4350 4150
Wire Wire Line
	4050 3500 4050 3800
Connection ~ 4050 3800
Wire Wire Line
	4250 3500 4250 4150
Connection ~ 4250 4150
Wire Wire Line
	4250 3150 4350 3150
Wire Wire Line
	4350 3150 4350 3950
Connection ~ 4250 3150
Connection ~ 4350 3600
Wire Wire Line
	5000 3700 6000 3700
Connection ~ 6000 3700
Wire Wire Line
	5000 4050 6100 4050
Connection ~ 6100 4050
Wire Wire Line
	5250 3450 5250 3700
Connection ~ 5250 3700
Wire Wire Line
	5450 3450 5450 4050
Connection ~ 5450 4050
Wire Wire Line
	5350 2150 5350 3000
Wire Wire Line
	5250 3000 5450 3000
Wire Wire Line
	5250 3000 5250 3150
Connection ~ 6050 2150
Wire Wire Line
	5450 3000 5450 3150
Connection ~ 5350 3000
$EndSCHEMATC