path: root/hardware/idm/idm.sch

EESchema Schematic File Version 2  date Son 07 Apr 2013 09:28:54 CEST
LIBS:power
LIBS:device
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:cmos4000
LIBS:adc-dac
LIBS:memory
LIBS:xilinx
LIBS:special
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:mur-sat
LIBS:idm-cache
EELAYER 25  0
EELAYER END
$Descr A4 11700 8267
encoding utf-8
Sheet 1 1
Title "IDM"
Date "7 apr 2013"
Rev "2"
Comp "mur.sat - A Space Art Project"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Wire Wire Line
	7000 2400 6950 2400
Wire Wire Line
	6950 2400 6950 2450
Connection ~ 10250 900 
Wire Wire Line
	10250 950  10250 850 
Wire Wire Line
	8350 3150 8150 3150
Wire Wire Line
	8350 3350 8300 3350
Wire Wire Line
	2400 5300 9350 5300
Connection ~ 1550 5600
Wire Wire Line
	1550 5700 1550 5500
Wire Wire Line
	2400 5200 2500 5200
Wire Wire Line
	7250 6100 7250 6150
Wire Wire Line
	7250 6150 7350 6150
Wire Wire Line
	2400 5400 2500 5400
Connection ~ 5550 5300
Connection ~ 1800 1800
Wire Wire Line
	1200 1800 2000 1800
Connection ~ 1550 1800
Connection ~ 1800 1950
Wire Wire Line
	1800 1800 1800 4050
Wire Wire Line
	1800 4050 2550 4050
Wire Wire Line
	1850 1950 1800 1950
Wire Wire Line
	2200 1750 2200 1800
Wire Wire Line
	1200 2500 1200 2350
Wire Wire Line
	1200 1800 1200 1950
Wire Wire Line
	2200 1800 2550 1800
Connection ~ 5250 4350
Wire Wire Line
	5250 4550 5300 4550
Wire Wire Line
	5700 4350 5750 4350
Wire Wire Line
	5750 4350 5750 4450
Wire Wire Line
	5750 4450 5800 4450
Wire Wire Line
	5700 4750 5750 4750
Wire Wire Line
	5750 4750 5750 4650
Wire Wire Line
	5750 4650 5800 4650
Wire Wire Line
	6300 4550 6650 4550
Wire Wire Line
	3350 1150 3400 1150
Wire Wire Line
	2950 1150 2900 1150
Wire Wire Line
	8000 5700 7950 5700
Connection ~ 2500 3200
Wire Wire Line
	2500 3100 2500 3650
Wire Wire Line
	2500 2600 2500 2200
Wire Wire Line
	2500 3650 2550 3650
Wire Wire Line
	3300 3200 3700 3200
Connection ~ 2500 2500
Wire Wire Line
	5550 5300 5550 5750
Wire Wire Line
	3300 4200 3300 4350
Wire Wire Line
	3050 4200 3050 4250
Wire Wire Line
	1200 6150 1200 6250
Wire Wire Line
	4600 2350 4700 2350
Wire Wire Line
	4700 2350 4700 2300
Wire Wire Line
	5150 3050 5150 3100
Wire Wire Line
	5150 2550 5150 2150
Wire Wire Line
	3450 6100 3450 6150
Wire Wire Line
	3450 6150 3550 6150
Connection ~ 6800 6150
Wire Wire Line
	9450 5750 9350 5750
Wire Wire Line
	1550 4950 1550 5000
Connection ~ 10600 6650
Wire Wire Line
	9350 6650 10700 6650
Connection ~ 5600 6150
Wire Wire Line
	5650 6150 5550 6150
Wire Wire Line
	5600 6600 5600 6650
Connection ~ 5000 6150
Wire Wire Line
	5050 6150 4650 6150
Connection ~ 4700 6150
Wire Wire Line
	9950 5100 9950 5050
Wire Wire Line
	9950 4650 9950 4550
Wire Wire Line
	9100 4650 9150 4650
Wire Wire Line
	9150 4650 9150 4450
Wire Wire Line
	9150 4450 9100 4450
Wire Wire Line
	7000 1450 6900 1450
Wire Wire Line
	8150 3250 8350 3250
Wire Wire Line
	5750 3300 5750 3250
Connection ~ 5500 2800
Wire Wire Line
	5500 2850 5500 2800
Wire Wire Line
	7000 3150 7100 3150
Wire Wire Line
	8300 4650 8200 4650
Wire Wire Line
	8300 4450 8200 4450
Connection ~ 10500 2400
Wire Wire Line
	10500 2450 10500 2400
Wire Wire Line
	9600 3700 9550 3700
Wire Wire Line
	10150 3550 10150 3600
Wire Wire Line
	10150 3600 10200 3600
Wire Wire Line
	6600 4800 6600 4750
Wire Wire Line
	6600 4750 6650 4750
Wire Wire Line
	6550 4350 6650 4350
Wire Wire Line
	6900 1550 7000 1550
Wire Wire Line
	10150 1700 10250 1700
Wire Wire Line
	10250 2000 10150 2000
Wire Wire Line
	7000 1150 6900 1150
Wire Wire Line
	7000 950  6900 950 
Wire Wire Line
	10250 1800 10150 1800
Wire Wire Line
	10250 2100 10150 2100
Wire Wire Line
	10250 2300 10150 2300
Wire Wire Line
	8150 3550 8350 3550
Wire Wire Line
	8350 3450 8300 3450
Wire Wire Line
	7000 3550 7100 3550
Wire Wire Line
	7000 3350 7100 3350
Wire Wire Line
	7050 3800 7050 3750
Wire Wire Line
	7050 3750 7100 3750
Connection ~ 5500 1900
Wire Wire Line
	5150 1650 5150 1600
Wire Wire Line
	5150 1100 5150 1050
Wire Wire Line
	5500 2350 5500 2400
Wire Wire Line
	5750 1900 5750 1950
Wire Wire Line
	4100 6650 4100 6600
Connection ~ 4100 6150
Wire Wire Line
	4100 6200 4100 6150
Wire Wire Line
	6150 5600 6150 5550
Wire Wire Line
	6400 5600 6400 5550
Wire Wire Line
	6150 6300 6150 6350
Wire Wire Line
	4050 6150 4150 6150
Wire Wire Line
	4700 6650 4700 6600
Wire Wire Line
	1550 1700 1550 1900
Wire Wire Line
	3050 2400 3050 2350
Wire Wire Line
	3050 1650 3050 1600
Wire Wire Line
	3300 1650 3300 1600
Wire Wire Line
	1550 1200 1550 1150
Wire Wire Line
	1550 2400 1550 2500
Wire Wire Line
	5750 2400 5750 2350
Wire Wire Line
	5150 3600 5150 3650
Wire Wire Line
	5500 1950 5500 1900
Connection ~ 5750 1900
Wire Wire Line
	7100 3050 7050 3050
Wire Wire Line
	7100 3250 7000 3250
Wire Wire Line
	7100 3450 7000 3450
Wire Wire Line
	7100 3650 7000 3650
Wire Wire Line
	8350 3750 8300 3750
Wire Wire Line
	8300 3750 8300 3800
Wire Wire Line
	8350 3650 8150 3650
Wire Wire Line
	10150 1900 10250 1900
Wire Wire Line
	10250 2200 10150 2200
Wire Wire Line
	6900 1050 7000 1050
Wire Wire Line
	7000 1250 6900 1250
Wire Wire Line
	7000 1350 6900 1350
Wire Wire Line
	7000 1650 6900 1650
Wire Wire Line
	6650 4250 6600 4250
Wire Wire Line
	6600 4250 6600 4200
Wire Wire Line
	10200 3700 10100 3700
Wire Wire Line
	10200 3800 10150 3800
Wire Wire Line
	10150 3800 10150 3850
Wire Wire Line
	10150 2400 10550 2400
Wire Wire Line
	10500 2950 10500 3000
Wire Wire Line
	5300 1900 6000 1900
Wire Wire Line
	5300 2800 6000 2800
Wire Wire Line
	8200 4550 8300 4550
Wire Wire Line
	5750 2850 5750 2800
Connection ~ 5750 2800
Wire Wire Line
	5500 3300 5500 3250
Wire Wire Line
	9300 4550 9100 4550
Connection ~ 9150 4550
Wire Wire Line
	9800 4550 10150 4550
Connection ~ 9950 4550
Wire Wire Line
	4700 6200 4700 6150
Wire Wire Line
	5050 6650 5000 6650
Wire Wire Line
	5000 6650 5000 6150
Wire Wire Line
	5600 6200 5600 6150
Wire Wire Line
	6800 6650 6800 5950
Wire Wire Line
	6800 5950 6750 5950
Connection ~ 5600 6650
Connection ~ 9400 6650
Wire Wire Line
	10550 5950 10600 5950
Wire Wire Line
	10600 5950 10600 6650
Wire Wire Line
	9400 6200 9400 6150
Wire Wire Line
	8800 6150 8800 6650
Wire Wire Line
	8800 6650 8850 6650
Wire Wire Line
	8500 6150 8500 6200
Wire Wire Line
	8500 6650 8500 6600
Wire Wire Line
	7850 6150 7950 6150
Wire Wire Line
	9950 6300 9950 6350
Wire Wire Line
	10200 5600 10200 5550
Wire Wire Line
	9950 5600 9950 5550
Wire Wire Line
	7900 6200 7900 6150
Connection ~ 7900 6150
Wire Wire Line
	7900 6650 7900 6600
Connection ~ 8500 6150
Wire Wire Line
	8850 6150 8450 6150
Connection ~ 8800 6150
Wire Wire Line
	9400 6650 9400 6600
Wire Wire Line
	9450 6150 9350 6150
Connection ~ 9400 6150
Wire Wire Line
	5550 6650 6900 6650
Connection ~ 6800 6650
Wire Wire Line
	5550 5750 5650 5750
Wire Wire Line
	1550 6200 1550 6250
Wire Wire Line
	3150 6150 3250 6150
Wire Wire Line
	3250 6150 3250 6100
Connection ~ 5150 2350
Wire Wire Line
	5150 2350 4900 2350
Wire Wire Line
	4900 2350 4900 2300
Wire Wire Line
	3800 2000 3650 2000
Wire Wire Line
	3700 2000 3700 2500
Connection ~ 3700 2000
Wire Wire Line
	3700 2500 2500 2500
Wire Wire Line
	2500 2200 2550 2200
Wire Wire Line
	9350 5750 9350 5300
Wire Wire Line
	3050 3000 3700 3000
Wire Wire Line
	3050 3000 3050 3050
Wire Wire Line
	3650 3850 4200 3850
Wire Wire Line
	3050 3500 3050 3450
Wire Wire Line
	2800 3200 2500 3200
Wire Wire Line
	3700 3000 3700 3850
Connection ~ 3700 3850
Connection ~ 3700 3200
Wire Wire Line
	8400 5700 8450 5700
Wire Wire Line
	7050 3050 7050 3000
Wire Wire Line
	6300 4450 6650 4450
Wire Wire Line
	6300 4650 6650 4650
Wire Wire Line
	5700 4550 5800 4550
Wire Wire Line
	5300 4350 5250 4350
Wire Wire Line
	5250 4250 5250 4750
Wire Wire Line
	5250 4750 5300 4750
Connection ~ 5250 4550
Wire Wire Line
	2000 1800 2000 1750
Wire Wire Line
	2350 1950 2400 1950
Wire Wire Line
	2400 1950 2400 1800
Connection ~ 2400 1800
Wire Wire Line
	1200 5750 1200 5600
Wire Wire Line
	6800 6150 7050 6150
Wire Wire Line
	7050 6150 7050 6100
Wire Wire Line
	2500 5400 2500 5600
Wire Wire Line
	2500 5600 1200 5600
Wire Wire Line
	2500 5200 2500 4050
Connection ~ 2500 4050
Wire Wire Line
	10250 900  10150 900 
Wire Wire Line
	10250 1400 10250 1350
$Comp
L GND #PWR?
U 1 1 51611FEE
P 10250 1400
F 0 "#PWR?" H 10250 1400 30  0001 C CNN
F 1 "GND" H 10250 1330 30  0001 C CNN
	1    10250 1400
	1    0    0    -1  
$EndComp
$Comp
L CONN_7 P110
U 1 1 4FF341FC
P 8700 3450
F 0 "P110" V 8670 3450 60  0000 C CNN
F 1 "ICSP" V 8770 3450 60  0000 C CNN
	1    8700 3450
	1    0    0    1   
$EndComp
$Comp
L CONN_2 P109
U 1 1 4FBC459A
P 7150 5750
F 0 "P109" V 7100 5750 40  0000 C CNN
F 1 "F2IN" V 7200 5750 40  0000 C CNN
F 2 "F2IN" V 7060 5710 60  0001 C CNN
	1    7150 5750
	0    -1   -1   0   
$EndComp
$Comp
L CONN_3 K4
U 1 1 4FBC4460
P 2050 5300
F 0 "K4" V 2000 5300 50  0000 C CNN
F 1 "LOWPWR" V 2100 5300 40  0000 C CNN
	1    2050 5300
	-1   0    0    1   
$EndComp
$Comp
L R R30
U 1 1 4FBC41C0
P 2100 1950
F 0 "R30" V 2180 1950 50  0000 C CNN
F 1 "1M0" V 2100 1950 50  0000 C CNN
	1    2100 1950
	0    1    1    0   
$EndComp
$Comp
L GND #PWR01
U 1 1 4FBC41A7
P 1200 2500
F 0 "#PWR01" H 1200 2500 30  0001 C CNN
F 1 "GND" H 1200 2430 30  0001 C CNN
	1    1200 2500
	1    0    0    -1  
$EndComp
$Comp
L C C21
U 1 1 4FBC4183
P 1200 2150
F 0 "C21" H 1250 2250 50  0000 L CNN
F 1 "100nF" H 1250 2050 50  0000 L CNN
	1    1200 2150
	1    0    0    -1  
$EndComp
$Comp
L LED D3
U 1 1 4FBBD131
P 5500 4750
F 0 "D3" H 5150 4750 50  0000 C CNN
F 1 "RB0" H 5350 4700 50  0000 C CNN
	1    5500 4750
	1    0    0    -1  
$EndComp
$Comp
L LED D2
U 1 1 4FBBD12F
P 5500 4550
F 0 "D2" H 5150 4550 50  0000 C CNN
F 1 "RA7" H 5350 4500 50  0000 C CNN
	1    5500 4550
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR02
U 1 1 4FBBD117
P 5250 4250
F 0 "#PWR02" H 5250 4210 30  0001 C CNN
F 1 "+3.3V" H 5250 4360 30  0000 C CNN
	1    5250 4250
	1    0    0    -1  
$EndComp
$Comp
L R R29
U 1 1 4FBBD107
P 6050 4650
F 0 "R29" V 6000 4400 50  0000 C CNN
F 1 "330R" V 6050 4650 50  0000 C CNN
	1    6050 4650
	0    1    1    0   
$EndComp
$Comp
L R R28
U 1 1 4FBBD105
P 6050 4550
F 0 "R28" V 6000 4300 50  0000 C CNN
F 1 "330R" V 6050 4550 50  0000 C CNN
	1    6050 4550
	0    1    1    0   
$EndComp
$Comp
L LED D1
U 1 1 4FBBD08D
P 5500 4350
F 0 "D1" H 5150 4350 50  0000 C CNN
F 1 "RA6" H 5350 4300 50  0000 C CNN
	1    5500 4350
	1    0    0    -1  
$EndComp
$Comp
L R R27
U 1 1 4FBBD07F
P 6050 4450
F 0 "R27" V 6000 4200 50  0000 C CNN
F 1 "330R" V 6050 4450 50  0000 C CNN
	1    6050 4450
	0    1    1    0   
$EndComp
$Comp
L VCC #PWR03
U 1 1 4FBA6C36
P 8300 3450
F 0 "#PWR03" H 8300 3550 30  0001 C CNN
F 1 "VCC" V 8300 3600 30  0000 C CNN
	1    8300 3450
	0    -1   -1   0   
$EndComp
$Comp
L VCC #PWR04
U 1 1 4FBA6C2E
P 10250 850
F 0 "#PWR04" H 10250 950 30  0001 C CNN
F 1 "VCC" H 10250 950 30  0000 C CNN
	1    10250 850 
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR05
U 1 1 4FBA6BD2
P 8300 3350
F 0 "#PWR05" H 8300 3310 30  0001 C CNN
F 1 "+3.3V" V 8300 3500 30  0000 C CNN
	1    8300 3350
	0    -1   -1   0   
$EndComp
Text Label 8150 3250 2    60   ~ 0
MCLR
$Comp
L C C15
U 1 1 4FBA6B22
P 3150 1150
F 0 "C15" V 3050 1250 50  0000 L CNN
F 1 "100nF" V 3050 950 50  0000 L CNN
	1    3150 1150
	0    1    1    0   
$EndComp
$Comp
L GND #PWR06
U 1 1 4FBA6B21
P 3400 1150
F 0 "#PWR06" H 3400 1150 30  0001 C CNN
F 1 "GND" H 3400 1080 30  0001 C CNN
	1    3400 1150
	0    -1   -1   0   
$EndComp
$Comp
L +3.3V #PWR07
U 1 1 4FBA6B20
P 2900 1150
F 0 "#PWR07" H 2900 1110 30  0001 C CNN
F 1 "+3.3V" H 2900 1260 30  0000 C CNN
	1    2900 1150
	0    -1   -1   0   
$EndComp
$Comp
L +3.3V #PWR08
U 1 1 4FBA6AFC
P 7950 5700
F 0 "#PWR08" H 7950 5660 30  0001 C CNN
F 1 "+3.3V" H 7950 5810 30  0000 C CNN
	1    7950 5700
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR09
U 1 1 4FBA6AF7
P 8450 5700
F 0 "#PWR09" H 8450 5700 30  0001 C CNN
F 1 "GND" H 8450 5630 30  0001 C CNN
	1    8450 5700
	0    -1   -1   0   
$EndComp
$Comp
L C C17
U 1 1 4FBA6AE5
P 8200 5700
F 0 "C17" V 8100 5800 50  0000 L CNN
F 1 "100nF" V 8100 5500 50  0000 L CNN
	1    8200 5700
	0    1    1    0   
$EndComp
$Comp
L POT RV4
U 1 1 4FB3052B
P 3050 3200
F 0 "RV4" H 3050 3100 50  0000 C CNN
F 1 "1M0" H 3050 3200 50  0000 C CNN
	1    3050 3200
	1    0    0    -1  
$EndComp
Text Label 3800 2000 0    60   ~ 0
PREAMP
$Comp
L R R20
U 1 1 4FB303C8
P 2500 2850
F 0 "R20" V 2580 2850 50  0000 C CNN
F 1 "20k" V 2500 2850 50  0000 C CNN
	1    2500 2850
	-1   0    0    1   
$EndComp
$Comp
L GND #PWR010
U 1 1 4FB2FE0C
P 1200 6250
F 0 "#PWR010" H 1200 6250 30  0001 C CNN
F 1 "GND" H 1200 6180 30  0001 C CNN
	1    1200 6250
	1    0    0    -1  
$EndComp
$Comp
L C C14
U 1 1 4FB2FE04
P 1200 5950
F 0 "C14" H 1250 6050 50  0000 L CNN
F 1 "100nF" H 1250 5850 50  0000 L CNN
	1    1200 5950
	1    0    0    -1  
$EndComp
$Comp
L CONN_2 P107
U 1 1 4FB2FA8A
P 4800 1950
F 0 "P107" V 4750 1950 40  0000 C CNN
F 1 "TIN" V 4850 1950 40  0000 C CNN
	1    4800 1950
	0    -1   -1   0   
$EndComp
Text Label 4600 2350 2    60   ~ 0
AMP_OUT
$Comp
L CONN_2 P106
U 1 1 4FB2F8C3
P 3350 5750
F 0 "P106" V 3300 5750 40  0000 C CNN
F 1 "F1IN" V 3400 5750 40  0000 C CNN
	1    3350 5750
	0    -1   -1   0   
$EndComp
$Comp
L +3.3V #PWR011
U 1 1 4FB2F734
P 1550 4950
F 0 "#PWR011" H 1550 4910 30  0001 C CNN
F 1 "+3.3V" H 1550 5060 30  0000 C CNN
	1    1550 4950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR012
U 1 1 4FB2F730
P 1550 6250
F 0 "#PWR012" H 1550 6250 30  0001 C CNN
F 1 "GND" H 1550 6180 30  0001 C CNN
	1    1550 6250
	1    0    0    -1  
$EndComp
$Comp
L R R18
U 1 1 4FB2F72A
P 1550 5250
F 0 "R18" V 1630 5250 50  0000 C CNN
F 1 "1M0" V 1550 5250 50  0000 C CNN
	1    1550 5250
	1    0    0    -1  
$EndComp
$Comp
L R R19
U 1 1 4FB2F71F
P 1550 5950
F 0 "R19" V 1630 5950 50  0000 C CNN
F 1 "1M0" V 1550 5950 50  0000 C CNN
	1    1550 5950
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR013
U 1 1 4FB2F6FD
P 8500 6650
F 0 "#PWR013" H 8500 6650 30  0001 C CNN
F 1 "GND" H 8500 6580 30  0001 C CNN
	1    8500 6650
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR014
U 1 1 4FB2F6FC
P 7900 6650
F 0 "#PWR014" H 7900 6650 30  0001 C CNN
F 1 "GND" H 7900 6580 30  0001 C CNN
	1    7900 6650
	1    0    0    -1  
$EndComp
$Comp
L C C19
U 1 1 4FB2F6FB
P 9400 6400
F 0 "C19" H 9450 6500 50  0000 L CNN
F 1 "150pF" H 9450 6300 50  0000 L CNN
	1    9400 6400
	1    0    0    -1  
$EndComp
$Comp
L C C16
U 1 1 4FB2F6FA
P 7900 6400
F 0 "C16" H 7950 6500 50  0000 L CNN
F 1 "47nF" H 7950 6300 50  0000 L CNN
	1    7900 6400
	1    0    0    -1  
$EndComp
$Comp
L R R24
U 1 1 4FB2F6F9
P 9100 6150
F 0 "R24" V 9180 6150 50  0000 C CNN
F 1 "130k" V 9100 6150 50  0000 C CNN
	1    9100 6150
	0    1    1    0   
$EndComp
$Comp
L R R22
U 1 1 4FB2F6F8
P 7600 6150
F 0 "R22" V 7680 6150 50  0000 C CNN
F 1 "910R" V 7600 6150 50  0000 C CNN
	1    7600 6150
	0    1    1    0   
$EndComp
$Comp
L R R23
U 1 1 4FB2F6F7
P 8200 6150
F 0 "R23" V 8280 6150 50  0000 C CNN
F 1 "47k" V 8200 6150 50  0000 C CNN
	1    8200 6150
	0    1    1    0   
$EndComp
$Comp
L C C18
U 1 1 4FB2F6F6
P 8500 6400
F 0 "C18" H 8550 6500 50  0000 L CNN
F 1 "2,2nF" H 8550 6300 50  0000 L CNN
	1    8500 6400
	1    0    0    -1  
$EndComp
Text Label 10200 5550 0    60   ~ 0
FILTER_EN
$Comp
L GND #PWR015
U 1 1 4FB2F6F5
P 9950 6350
F 0 "#PWR015" H 9950 6350 30  0001 C CNN
F 1 "GND" H 9950 6280 30  0001 C CNN
	1    9950 6350
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR016
U 1 1 4FB2F6F4
P 9950 5550
F 0 "#PWR016" H 9950 5510 30  0001 C CNN
F 1 "+3.3V" H 9950 5660 30  0000 C CNN
	1    9950 5550
	1    0    0    -1  
$EndComp
$Comp
L MAX9913 U2
U 2 1 4FB2F6F3
P 9950 5950
F 0 "U2" H 10050 5600 60  0000 C CNN
F 1 "MAX9913" H 10150 5700 60  0000 C CNN
	2    9950 5950
	1    0    0    -1  
$EndComp
$Comp
L R R25
U 1 1 4FB2F6F2
P 9100 6650
F 0 "R25" V 9180 6650 50  0000 C CNN
F 1 "51k" V 9100 6650 50  0000 C CNN
	1    9100 6650
	0    1    1    0   
$EndComp
$Comp
L R R21
U 1 1 4FB2F632
P 5300 6650
F 0 "R21" V 5380 6650 50  0000 C CNN
F 1 "51k" V 5300 6650 50  0000 C CNN
	1    5300 6650
	0    1    1    0   
$EndComp
Text Label 3300 4350 0    60   ~ 0
PWRDWN
$Comp
L GND #PWR017
U 1 1 4FB2F4ED
P 9950 5100
F 0 "#PWR017" H 9950 5100 30  0001 C CNN
F 1 "GND" H 9950 5030 30  0001 C CNN
	1    9950 5100
	1    0    0    -1  
$EndComp
$Comp
L CONN_3X2 P108
U 1 1 4FB2F4D8
P 8700 4600
F 0 "P108" H 8700 4850 50  0000 C CNN
F 1 "ADC_IN" V 8700 4650 40  0000 C CNN
	1    8700 4600
	1    0    0    -1  
$EndComp
$Comp
L C C20
U 1 1 4FB2F4B0
P 9950 4850
F 0 "C20" H 10000 4950 50  0000 L CNN
F 1 "47nF" H 10000 4750 50  0000 L CNN
	1    9950 4850
	1    0    0    -1  
$EndComp
$Comp
L R R26
U 1 1 4FB2F4AC
P 9550 4550
F 0 "R26" V 9630 4550 50  0000 C CNN
F 1 "910R" V 9550 4550 50  0000 C CNN
	1    9550 4550
	0    1    1    0   
$EndComp
Text Label 6900 1450 2    60   ~ 0
MCLR
Text Label 3300 1600 0    60   ~ 0
PWRDWN
Text Label 8150 3150 2    60   ~ 0
PWRDWN
Text Label 7000 3150 2    60   ~ 0
PWRDWN
$Comp
L CONN_8 P105
U 1 1 4F5A4C4E
P 7450 3400
F 0 "P105" V 7400 3400 60  0000 C CNN
F 1 "MPU" V 7500 3400 60  0000 C CNN
	1    7450 3400
	1    0    0    -1  
$EndComp
Text Label 8200 4650 2    60   ~ 0
F2_OUT
Text Label 8200 4450 2    60   ~ 0
AMP_OUT
Text Label 8200 4550 2    60   ~ 0
F1_OUT
$Comp
L TST P104
U 1 1 4F5A06F2
P 6000 2800
F 0 "P104" H 6000 3100 40  0000 C CNN
F 1 "COMP_LOW" H 6000 3050 30  0000 C CNN
	1    6000 2800
	0    1    1    0   
$EndComp
$Comp
L TST P103
U 1 1 4F5A06E6
P 6000 1900
F 0 "P103" H 6000 2200 40  0000 C CNN
F 1 "COMP_HIGH" H 6000 2150 30  0000 C CNN
	1    6000 1900
	0    1    1    0   
$EndComp
Text Label 10700 6650 0    60   ~ 0
F2_OUT
Text Label 6900 6650 0    60   ~ 0
F1_OUT
$Comp
L GND #PWR018
U 1 1 4F56D6E5
P 10500 3000
F 0 "#PWR018" H 10500 3000 30  0001 C CNN
F 1 "GND" H 10500 2930 30  0001 C CNN
	1    10500 3000
	1    0    0    -1  
$EndComp
$Comp
L R R17
U 1 1 4F56D6CE
P 10500 2700
F 0 "R17" V 10580 2700 50  0000 C CNN
F 1 "470k" V 10500 2700 50  0000 C CNN
	1    10500 2700
	1    0    0    -1  
$EndComp
Text Label 10550 2400 0    60   ~ 0
FILTER_EN
Text Label 6550 4650 2    60   ~ 0
RB0
Text Label 6550 4550 2    60   ~ 0
RA7
Text Label 6550 4450 2    60   ~ 0
RA6
Text Label 6550 4350 2    60   ~ 0
CCP4
Text Label 9550 3700 2    60   ~ 0
CCP4
$Comp
L R R13
U 1 1 4F56D5B4
P 9850 3700
F 0 "R13" V 9930 3700 50  0000 C CNN
F 1 "R" V 9850 3700 50  0000 C CNN
	1    9850 3700
	0    -1   -1   0   
$EndComp
$Comp
L +3.3V #PWR019
U 1 1 4F56D5AC
P 10150 3550
F 0 "#PWR019" H 10150 3510 30  0001 C CNN
F 1 "+3.3V" H 10150 3660 30  0000 C CNN
	1    10150 3550
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR020
U 1 1 4F56D5A4
P 10150 3850
F 0 "#PWR020" H 10150 3850 30  0001 C CNN
F 1 "GND" H 10150 3780 30  0001 C CNN
	1    10150 3850
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR021
U 1 1 4F56D5A1
P 6600 4200
F 0 "#PWR021" H 6600 4160 30  0001 C CNN
F 1 "+3.3V" H 6600 4310 30  0000 C CNN
	1    6600 4200
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR022
U 1 1 4F56D59E
P 6600 4800
F 0 "#PWR022" H 6600 4800 30  0001 C CNN
F 1 "GND" H 6600 4730 30  0001 C CNN
	1    6600 4800
	1    0    0    -1  
$EndComp
$Comp
L CONN_3 K1
U 1 1 4F56D585
P 10550 3700
F 0 "K1" V 10500 3700 50  0000 C CNN
F 1 "SPEAKER" V 10600 3700 40  0000 C CNN
	1    10550 3700
	1    0    0    -1  
$EndComp
$Comp
L CONN_6 P2
U 1 1 4F56D57B
P 7000 4500
F 0 "P2" V 6950 4500 60  0000 C CNN
F 1 "UNUSED" V 7050 4500 60  0000 C CNN
	1    7000 4500
	1    0    0    -1  
$EndComp
Text Label 10250 1700 0    60   ~ 0
RB0
Text Label 6900 1650 2    60   ~ 0
RA7
Text Label 6900 1550 2    60   ~ 0
RA6
Text Label 6900 1350 2    60   ~ 0
CCP4
Text Label 10250 2000 0    60   ~ 0
INT
Text Label 6900 1250 2    60   ~ 0
ADC_IN
Text Label 6900 1150 2    60   ~ 0
AMP_OUT
Text Label 6900 1050 2    60   ~ 0
C2+
Text Label 6900 950  2    60   ~ 0
C1-
Text Label 10250 1900 0    60   ~ 0
SDO
Text Label 10250 1800 0    60   ~ 0
SDI
Text Label 10250 2100 0    60   ~ 0
SCK
Text Label 10250 2200 0    60   ~ 0
CS
Text Label 10250 2300 0    60   ~ 0
PGC
Text Label 10250 2400 0    60   ~ 0
PGD
Text Label 8150 3650 2    60   ~ 0
PGC
Text Label 8150 3550 2    60   ~ 0
PGD
$Comp
L GND #PWR023
U 1 1 4F56CFED
P 8300 3800
F 0 "#PWR023" H 8300 3800 30  0001 C CNN
F 1 "GND" H 8300 3730 30  0001 C CNN
	1    8300 3800
	1    0    0    -1  
$EndComp
Text Label 7000 3650 2    60   ~ 0
SDO
Text Label 7000 3550 2    60   ~ 0
SDI
Text Label 7000 3450 2    60   ~ 0
SCK
Text Label 7000 3350 2    60   ~ 0
CS
Text Label 7000 3250 2    60   ~ 0
INT
$Comp
L +3.3V #PWR024
U 1 1 4F56CF77
P 7050 3000
F 0 "#PWR024" H 7050 2960 30  0001 C CNN
F 1 "+3.3V" H 7050 3110 30  0000 C CNN
	1    7050 3000
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR025
U 1 1 4F56CF70
P 7050 3800
F 0 "#PWR025" H 7050 3800 30  0001 C CNN
F 1 "GND" H 7050 3730 30  0001 C CNN
	1    7050 3800
	1    0    0    -1  
$EndComp
$Comp
L POT RV2
U 1 1 4F56CEE5
P 5150 1900
F 0 "RV2" H 5150 1800 50  0000 C CNN
F 1 "50k" H 5150 1900 50  0000 C CNN
	1    5150 1900
	0    1    1    0   
$EndComp
$Comp
L POT RV3
U 1 1 4F56CE90
P 5150 2800
F 0 "RV3" H 5150 2700 50  0000 C CNN
F 1 "50k" H 5150 2800 50  0000 C CNN
	1    5150 2800
	0    1    1    0   
$EndComp
Text Label 5850 1900 0    60   ~ 0
C1-
Text Label 5850 2800 0    60   ~ 0
C2+
$Comp
L +3.3V #PWR026
U 1 1 4F56CDD2
P 5150 1050
F 0 "#PWR026" H 5150 1010 30  0001 C CNN
F 1 "+3.3V" H 5150 1160 30  0000 C CNN
	1    5150 1050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR027
U 1 1 4F56CDB6
P 5150 3650
F 0 "#PWR027" H 5150 3650 30  0001 C CNN
F 1 "GND" H 5150 3580 30  0001 C CNN
	1    5150 3650
	1    0    0    -1  
$EndComp
$Comp
L R R10
U 1 1 4F56CDB1
P 5150 3350
F 0 "R10" V 5230 3350 50  0000 C CNN
F 1 "330k" V 5150 3350 50  0000 C CNN
	1    5150 3350
	1    0    0    -1  
$EndComp
$Comp
L C C8
U 1 1 4F56CDAF
P 5500 3050
F 0 "C8" H 5550 3150 50  0000 L CNN
F 1 "5µF" H 5550 2950 50  0000 L CNN
	1    5500 3050
	1    0    0    -1  
$EndComp
$Comp
L C C10
U 1 1 4F56CDAE
P 5750 3050
F 0 "C10" H 5800 3150 50  0000 L CNN
F 1 "5µF" H 5800 2950 50  0000 L CNN
	1    5750 3050
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR028
U 1 1 4F56CDAD
P 5750 3300
F 0 "#PWR028" H 5750 3300 30  0001 C CNN
F 1 "GND" H 5750 3230 30  0001 C CNN
	1    5750 3300
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR029
U 1 1 4F56CDAC
P 5500 3300
F 0 "#PWR029" H 5500 3300 30  0001 C CNN
F 1 "GND" H 5500 3230 30  0001 C CNN
	1    5500 3300
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR030
U 1 1 4F56CD9B
P 5500 2400
F 0 "#PWR030" H 5500 2400 30  0001 C CNN
F 1 "GND" H 5500 2330 30  0001 C CNN
	1    5500 2400
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR031
U 1 1 4F56CD99
P 5750 2400
F 0 "#PWR031" H 5750 2400 30  0001 C CNN
F 1 "GND" H 5750 2330 30  0001 C CNN
	1    5750 2400
	1    0    0    -1  
$EndComp
$Comp
L C C9
U 1 1 4F56CD43
P 5750 2150
F 0 "C9" H 5800 2250 50  0000 L CNN
F 1 "5µF" H 5800 2050 50  0000 L CNN
	1    5750 2150
	1    0    0    -1  
$EndComp
$Comp
L C C7
U 1 1 4F56CD3B
P 5500 2150
F 0 "C7" H 5550 2250 50  0000 L CNN
F 1 "5µF" H 5550 2050 50  0000 L CNN
	1    5500 2150
	1    0    0    -1  
$EndComp
$Comp
L R R9
U 1 1 4F56CD2D
P 5150 1350
F 0 "R9" V 5230 1350 50  0000 C CNN
F 1 "330k" V 5150 1350 50  0000 C CNN
	1    5150 1350
	1    0    0    -1  
$EndComp
Text Label 10150 4550 0    60   ~ 0
ADC_IN
Text Label 3150 6150 2    60   ~ 0
AMP_OUT
$Comp
L MAX9913 U2
U 1 1 4F56CBF6
P 6150 5950
F 0 "U2" H 6250 5600 60  0000 C CNN
F 1 "MAX9913" H 6350 5700 60  0000 C CNN
	1    6150 5950
	1    0    0    -1  
$EndComp
$Comp
L +3.3V #PWR032
U 1 1 4F56CBF5
P 6150 5550
F 0 "#PWR032" H 6150 5510 30  0001 C CNN
F 1 "+3.3V" H 6150 5660 30  0000 C CNN
	1    6150 5550
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR033
U 1 1 4F56CBF4
P 6150 6350
F 0 "#PWR033" H 6150 6350 30  0001 C CNN
F 1 "GND" H 6150 6280 30  0001 C CNN
	1    6150 6350
	1    0    0    -1  
$EndComp
Text Label 6400 5550 0    60   ~ 0
FILTER_EN
$Comp
L C C11
U 1 1 4F56CBF3
P 4700 6400
F 0 "C11" H 4750 6500 50  0000 L CNN
F 1 "2,2nF" H 4750 6300 50  0000 L CNN
	1    4700 6400
	1    0    0    -1  
$EndComp
$Comp
L R R11
U 1 1 4F56CBF2
P 4400 6150
F 0 "R11" V 4480 6150 50  0000 C CNN
F 1 "47k" V 4400 6150 50  0000 C CNN
	1    4400 6150
	0    1    1    0   
$EndComp
$Comp
L R R8
U 1 1 4F56CBF1
P 3800 6150
F 0 "R8" V 3880 6150 50  0000 C CNN
F 1 "910R" V 3800 6150 50  0000 C CNN
	1    3800 6150
	0    1    1    0   
$EndComp
$Comp
L R R12
U 1 1 4F56CBF0
P 5300 6150
F 0 "R12" V 5380 6150 50  0000 C CNN
F 1 "130k" V 5300 6150 50  0000 C CNN
	1    5300 6150
	0    1    1    0   
$EndComp
$Comp
L C C5
U 1 1 4F56CBEF
P 4100 6400
F 0 "C5" H 4150 6500 50  0000 L CNN
F 1 "47nF" H 4150 6300 50  0000 L CNN
	1    4100 6400
	1    0    0    -1  
$EndComp
$Comp
L C C6
U 1 1 4F56CBEE
P 5600 6400
F 0 "C6" H 5650 6500 50  0000 L CNN
F 1 "150pF" H 5650 6300 50  0000 L CNN
	1    5600 6400
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR034
U 1 1 4F56CBED
P 4100 6650
F 0 "#PWR034" H 4100 6650 30  0001 C CNN
F 1 "GND" H 4100 6580 30  0001 C CNN
	1    4100 6650
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR035
U 1 1 4F56CBEC
P 4700 6650
F 0 "#PWR035" H 4700 6650 30  0001 C CNN
F 1 "GND" H 4700 6580 30  0001 C CNN
	1    4700 6650
	1    0    0    -1  
$EndComp
Text Label 4200 3850 0    60   ~ 0
AMP_OUT
$Comp
L +3.3V #PWR036
U 1 1 4F56CA59
P 1550 1150
F 0 "#PWR036" H 1550 1110 30  0001 C CNN
F 1 "+3.3V" H 1550 1260 30  0000 C CNN
	1    1550 1150
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR037
U 1 1 4F56C940
P 1550 2500
F 0 "#PWR037" H 1550 2500 30  0001 C CNN
F 1 "GND" H 1550 2430 30  0001 C CNN
	1    1550 2500
	1    0    0    -1  
$EndComp
$Comp
L R R5
U 1 1 4F56C8FE
P 1550 2150
F 0 "R5" V 1630 2150 50  0000 C CNN
F 1 "1M0" V 1550 2150 50  0000 C CNN
	1    1550 2150
	1    0    0    -1  
$EndComp
$Comp
L R R4
U 1 1 4F56C8E4
P 1550 1450
F 0 "R4" V 1630 1450 50  0000 C CNN
F 1 "1M0" V 1550 1450 50  0000 C CNN
	1    1550 1450
	1    0    0    -1  
$EndComp
$Comp
L CONN_2 P1
U 1 1 4F56C8DB
P 2100 1400
F 0 "P1" V 2050 1400 40  0000 C CNN
F 1 "MIC_IN" V 2150 1400 40  0000 C CNN
	1    2100 1400
	0    -1   -1   0   
$EndComp
$Comp
L C C13
U 1 1 4F56B741
P 10250 1150
F 0 "C13" H 10300 1250 50  0000 L CNN
F 1 "100nF" H 10300 1050 50  0000 L CNN
	1    10250 1150
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR038
U 1 1 4F56B73F
P 6950 2450
F 0 "#PWR038" H 6950 2450 30  0001 C CNN
F 1 "GND" H 6950 2380 30  0001 C CNN
	1    6950 2450
	1    0    0    -1  
$EndComp
$Comp
L PIC16F1847SO U3
U 1 1 4F56B72F
P 8550 1750
F 0 "U3" H 8550 2750 60  0000 C CNN
F 1 "PIC16F1847SO" H 8500 900 60  0000 C CNN
	1    8550 1750
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR039
U 1 1 4F56B6FA
P 3050 2400
F 0 "#PWR039" H 3050 2400 30  0001 C CNN
F 1 "GND" H 3050 2330 30  0001 C CNN
	1    3050 2400
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR040
U 1 1 4F56B6F7
P 3050 3450
F 0 "#PWR040" H 3050 3450 30  0001 C CNN
F 1 "GND" H 3050 3380 30  0001 C CNN
	1    3050 3450
	-1   0    0    1   
$EndComp
$Comp
L +3.3V #PWR041
U 1 1 4F56B6E8
P 3050 4250
F 0 "#PWR041" H 3050 4210 30  0001 C CNN
F 1 "+3.3V" H 3050 4360 30  0000 C CNN
	1    3050 4250
	-1   0    0    1   
$EndComp
$Comp
L +3.3V #PWR042
U 1 1 4F56B6E5
P 3050 1600
F 0 "#PWR042" H 3050 1560 30  0001 C CNN
F 1 "+3.3V" H 3050 1710 30  0000 C CNN
	1    3050 1600
	1    0    0    -1  
$EndComp
$Comp
L MAX9913 U1
U 1 1 4F56B59C
P 3050 2000
F 0 "U1" H 3150 1650 60  0000 C CNN
F 1 "MAX9913" H 3250 1750 60  0000 C CNN
	1    3050 2000
	1    0    0    -1  
$EndComp
$Comp
L MAX9913 U1
U 2 1 4F56B58F
P 3050 3850
F 0 "U1" H 3150 3500 60  0000 C CNN
F 1 "MAX9913" H 3250 3600 60  0000 C CNN
	2    3050 3850
	1    0    0    1   
$EndComp
$EndSCHEMATC