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EESchema Schematic File Version 1
LIBS:power,/root/kicad_libs/converted/maxim-filter,/root/kicad_libs/converted/avr-4,/root/kicad_libs/converted/avr-3,/root/kicad_libs/converted/avr-2,/root/kicad_libs/converted/avr-1,/root/kicad_libs/converted/atmel-1,device,conn,linear,regul,74xx,cmos4000,adc-dac,memory,xilinx,special,microcontrollers,dsp,microchip,analog_switches,motorola,texas,intel,audio,interface,digital-audio,philips,display,cypress,siliconi,contrib,valves,./minibd.cache
EELAYER 23 0
EELAYER END
$Descr A4 11700 8267
Sheet 1 1
Title ""
Date "27 feb 2012"
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
Wire Wire Line
9200 6400 9200 5200
Wire Wire Line
9700 5300 9700 5450
Wire Wire Line
7600 1850 7600 2300
Wire Wire Line
7900 6450 7900 6350
Connection ~ 3650 3950
Wire Wire Line
3500 3950 3650 3950
Wire Wire Line
8200 6700 8500 6700
Wire Wire Line
7400 7000 7400 6850
Wire Wire Line
7400 6850 7600 6850
Connection ~ 3300 3100
Wire Wire Line
3300 3200 3300 3100
Wire Wire Line
8200 2450 8850 2450
Wire Wire Line
9400 5050 9000 5050
Wire Wire Line
9300 4200 9300 3950
Wire Wire Line
9300 3950 9400 3950
Wire Wire Line
8850 3400 8850 3200
Wire Wire Line
8850 3200 9100 3200
Wire Wire Line
9100 3050 8750 3050
Wire Wire Line
6150 3900 6650 3900
Wire Wire Line
6500 1100 6500 1300
Wire Wire Line
7000 1100 7000 850
Wire Wire Line
6750 950 6750 800
Wire Wire Line
6150 3600 6450 3600
Wire Wire Line
6150 3400 6450 3400
Wire Wire Line
6450 3200 6150 3200
Wire Wire Line
3200 5200 3200 5100
Wire Wire Line
3200 5100 3050 5100
Wire Wire Line
6150 3100 6450 3100
Wire Wire Line
6150 2900 6450 2900
Wire Wire Line
6150 2100 6450 2100
Wire Wire Line
6150 4300 6350 4300
Wire Wire Line
6150 4100 6350 4100
Wire Bus Line
6450 4050 6450 4550
Wire Wire Line
7100 3500 7000 3500
Wire Wire Line
7100 3400 7000 3400
Wire Wire Line
7100 3300 7000 3300
Wire Wire Line
8550 3850 7100 3850
Wire Wire Line
7100 3850 7100 3600
Wire Wire Line
6950 3100 6950 2850
Wire Bus Line
6900 3200 6900 3850
Connection ~ 3650 4000
Wire Wire Line
3650 3900 3650 4450
Wire Wire Line
6700 4700 6700 4800
Wire Wire Line
7300 4200 7300 4450
Wire Wire Line
7900 5050 8500 5050
Wire Wire Line
6700 5550 6400 5550
Wire Wire Line
7900 6200 7900 6150
Wire Wire Line
3750 2000 3500 2000
Wire Wire Line
3500 2000 3500 1750
Wire Wire Line
3500 1750 1750 1750
Connection ~ 3450 3100
Wire Wire Line
3450 3200 3750 3200
Wire Wire Line
2800 2800 3750 2800
Connection ~ 3650 4350
Wire Wire Line
3650 4350 3650 4300
Wire Wire Line
3650 4300 3750 4300
Wire Wire Line
3650 4000 3750 4000
Wire Wire Line
5400 800 5400 950
Wire Wire Line
5650 850 5650 1100
Wire Wire Line
5150 1100 5150 1300
Wire Wire Line
5800 1100 5800 1300
Wire Wire Line
6300 1100 6300 850
Wire Wire Line
6050 950 6050 800
Wire Wire Line
4100 4900 3950 4900
Wire Wire Line
4600 5200 4450 5200
Wire Wire Line
4450 5200 4450 5300
Wire Wire Line
4500 4900 4600 4900
Wire Wire Line
4600 4900 4600 4950
Wire Wire Line
3000 3500 2900 3500
Wire Wire Line
2400 3500 2400 3400
Wire Wire Line
3000 3900 3000 4050
Connection ~ 4550 950
Wire Wire Line
4550 850 4550 1050
Connection ~ 4150 1300
Wire Wire Line
4000 1450 4000 1300
Wire Wire Line
4000 1450 3750 1450
Wire Wire Line
4150 1350 4150 1250
Wire Wire Line
3650 950 3750 950
Wire Wire Line
4000 1300 4400 1300
Wire Wire Line
4400 1300 4400 1450
Wire Wire Line
4400 1450 4550 1450
Wire Wire Line
3750 950 3750 1050
Connection ~ 2400 2800
Wire Wire Line
2400 2200 2400 3050
Connection ~ 3000 2200
Wire Wire Line
2800 2200 3250 2200
Wire Wire Line
3250 2200 3250 2600
Connection ~ 3000 2800
Wire Wire Line
3750 4200 3650 4200
Connection ~ 3650 4200
Wire Wire Line
3250 2600 3750 2600
Wire Wire Line
3250 3100 3750 3100
Wire Wire Line
3450 3100 3450 3400
Wire Wire Line
3450 3400 3750 3400
Connection ~ 3450 3200
Wire Wire Line
2150 1750 2150 1200
Wire Wire Line
1750 2250 1750 2150
Wire Wire Line
2000 2250 2200 2250
Connection ~ 2000 1750
Connection ~ 2150 1750
Wire Wire Line
2200 2250 2200 2050
Wire Wire Line
7900 5750 7900 5450
Connection ~ 7900 5650
Wire Wire Line
7300 6050 7300 6150
Wire Wire Line
7300 6150 7900 6150
Wire Wire Line
6700 4950 6350 4950
Wire Wire Line
7900 4850 7900 4450
Wire Wire Line
7900 4450 7300 4450
Wire Wire Line
6700 4300 7300 4300
Connection ~ 7300 4300
Wire Wire Line
3650 3400 3650 3500
Connection ~ 3650 3400
Wire Wire Line
6950 2850 7100 2850
Wire Wire Line
7100 2850 7100 3200
Wire Wire Line
6150 4200 6350 4200
Wire Wire Line
6150 2000 6450 2000
Wire Wire Line
6150 2200 6450 2200
Wire Wire Line
6150 3000 6450 3000
Wire Wire Line
2650 850 2300 850
Wire Wire Line
3050 4900 3350 4900
Wire Wire Line
6150 3300 6450 3300
Wire Wire Line
6150 2300 6450 2300
Wire Wire Line
6750 3500 6150 3500
Wire Wire Line
9700 3050 10100 3050
Wire Wire Line
10000 3800 10450 3800
Wire Wire Line
9400 3800 9000 3800
Wire Wire Line
9200 5200 9400 5200
Wire Wire Line
10000 5050 10500 5050
Wire Wire Line
10500 5050 10500 5000
Wire Wire Line
7200 2450 6800 2450
Wire Wire Line
3300 3600 3300 4100
Wire Wire Line
3300 4100 3650 4100
Connection ~ 3650 4100
Wire Wire Line
7600 6700 7250 6700
Wire Wire Line
3500 3550 3500 3450
Wire Wire Line
3500 3450 3750 3450
Wire Wire Line
3750 3450 3750 3500
Wire Wire Line
7900 6950 7900 7250
Wire Wire Line
7600 2900 7600 2600
Wire Wire Line
9700 4800 9700 4500
Wire Wire Line
9000 3800 9000 4700
$Comp
L GND #PWR01
U 1 1 4F4BDB6C
P 9700 5450
F 0 "#PWR01" H 9700 5450 30 0001 C C
F 1 "GND" H 9700 5380 30 0001 C C
1 9700 5450
1 0 0 -1
$EndComp
$Comp
L +5V #PWR02
U 1 1 4F4BDB68
P 9700 4500
F 0 "#PWR02" H 9700 4590 20 0001 C C
F 1 "+5V" H 9700 4590 30 0000 C C
1 9700 4500
1 0 0 -1
$EndComp
$Comp
L 4066 U7
U 4 1 4F4968D9
P 9700 5050
F 0 "U7" H 9900 4901 40 0000 C C
F 1 "4066" H 9900 5200 40 0000 C C
4 9700 5050
1 0 0 -1
$EndComp
$Comp
L 4066 U7
U 3 1 4F4968C9
P 9700 3800
F 0 "U7" H 9900 3651 40 0000 C C
F 1 "4066" H 9900 3950 40 0000 C C
3 9700 3800
1 0 0 -1
$EndComp
$Comp
L 4066 U7
U 2 1 4F4968B6
P 9400 3050
F 0 "U7" H 9600 2901 40 0000 C C
F 1 "4066" H 9600 3200 40 0000 C C
2 9400 3050
1 0 0 -1
$EndComp
$Comp
L 4066 U7
U 1 1 4F49689C
P 7900 6700
F 0 "U7" H 8100 6551 40 0000 C C
F 1 "4066" H 8100 6850 40 0000 C C
1 7900 6700
1 0 0 -1
$EndComp
Kmarq B 9400 3300 "Warning Pin power_in Unconnected" F=1
Kmarq B 9400 2800 "Warning Pin power_in Unconnected" F=1
Kmarq B 6150 2400 "Warning Pin BiDi Unconnected" F=1
Kmarq B 6150 2500 "Warning Pin BiDi Unconnected" F=1
Kmarq B 6150 2600 "Warning Pin passive Unconnected" F=1
Kmarq B 6150 2700 "Warning Pin passive Unconnected" F=1
Kmarq B 6150 3800 "Warning Pin BiDi Unconnected" F=1
Kmarq B 6150 4000 "Warning Pin BiDi Unconnected" F=1
Kmarq B 4600 5050 "Warning Pin passive Unconnected" F=1
Kmarq B 3650 750 "Warning Pin passive Unconnected" F=1
Kmarq B 9700 5300 "Warning Pin power_in Unconnected" F=1
Kmarq B 9700 4800 "Warning Pin power_in Unconnected" F=1
Kmarq B 9700 4050 "Warning Pin power_in Unconnected" F=1
Kmarq B 9700 3550 "Warning Pin power_in Unconnected" F=1
Kmarq B 7600 2900 "Warning Pin power_in not driven (Net 14)" F=1
Kmarq B 6150 3300 "Warning Pin BiDi Unconnected" F=1
Kmarq B 6150 3100 "Warning Pin BiDi Unconnected" F=1
Kmarq B 6150 3400 "Warning Pin BiDi Unconnected" F=1
Kmarq B 6150 3600 "Warning Pin BiDi Unconnected" F=1
$Comp
L +5V #PWR03
U 1 1 4F4965C5
P 7600 1850
F 0 "#PWR03" H 7600 1940 20 0001 C C
F 1 "+5V" H 7600 1940 30 0000 C C
1 7600 1850
1 0 0 -1
$EndComp
$Comp
L GND #PWR04
U 1 1 4F4965AE
P 7600 2900
F 0 "#PWR04" H 7600 2900 30 0001 C C
F 1 "GND" H 7600 2830 30 0001 C C
1 7600 2900
1 0 0 -1
$EndComp
$Comp
L +5V #PWR05
U 1 1 4F49656E
P 7900 6350
F 0 "#PWR05" H 7900 6440 20 0001 C C
F 1 "+5V" H 7900 6440 30 0000 C C
1 7900 6350
1 0 0 -1
$EndComp
$Comp
L GND #PWR06
U 1 1 4F496560
P 7900 7250
F 0 "#PWR06" H 7900 7250 30 0001 C C
F 1 "GND" H 7900 7180 30 0001 C C
1 7900 7250
1 0 0 -1
$EndComp
$Comp
L C C11
U 1 1 4F4963E4
P 3500 3750
F 0 "C11" H 3550 3850 50 0000 L C
F 1 "100N" H 3550 3650 50 0000 L C
1 3500 3750
1 0 0 -1
$EndComp
Text Label 8300 6700 0 60 ~
AN4
Text Label 7300 6700 0 60 ~
OUT
Text Label 7400 6950 0 60 ~
SWITCH3
Text Label 9200 6300 0 60 ~
OUT1
Text Label 10300 5050 0 60 ~
40106OUT
Text Label 9000 5050 0 60 ~
40106IN
Text Label 6850 2450 0 60 ~
40106IN
Text Label 8650 2450 0 60 ~
40106OUT
$Comp
L 40106 U6
U 1 1 4F49556A
P 7700 2450
F 0 "U6" H 7800 2600 50 0000 L C
F 1 "40106" H 7750 2300 50 0000 L C
1 7700 2450
1 0 0 -1
$EndComp
Text Label 9300 4150 0 60 ~
SWITCH2
Text Label 8850 3350 0 60 ~
SWITCH1
Text Label 9000 4650 0 60 ~
OUT1
Text Label 10250 3800 0 60 ~
FILTERIN
Text Label 8900 3050 0 60 ~
40106OUT
Text Label 9950 3050 0 60 ~
FILTERIN
Text Label 6500 3500 0 60 ~
OUT1
Text Label 6500 3900 0 60 ~
CLOCK
Text Label 6400 2300 0 60 ~
AN4
Text Label 6750 800 0 60 ~
AN3
$Comp
L +5V #PWR07
U 1 1 4F495167
P 7000 850
F 0 "#PWR07" H 7000 940 20 0001 C C
F 1 "+5V" H 7000 940 30 0000 C C
1 7000 850
1 0 0 -1
$EndComp
$Comp
L GND #PWR08
U 1 1 4F495166
P 6500 1300
F 0 "#PWR08" H 6500 1300 30 0001 C C
F 1 "GND" H 6500 1230 30 0001 C C
1 6500 1300
1 0 0 -1
$EndComp
$Comp
L POT RV3
U 1 1 4F495165
P 6750 1100
F 0 "RV3" H 6750 1000 50 0000 C C
F 1 "POT" H 6750 1100 50 0000 C C
1 6750 1100
1 0 0 -1
$EndComp
Text Label 3300 4900 0 60 ~
BATT
$Comp
L GND #PWR09
U 1 1 4F492490
P 3200 5200
F 0 "#PWR09" H 3200 5200 30 0001 C C
F 1 "GND" H 3200 5130 30 0001 C C
1 3200 5200
1 0 0 -1
$EndComp
Text Label 2300 850 0 60 ~
BATT
$Comp
L CONN_2 P2
U 1 1 4F49246E
P 2700 5000
F 0 "P2" V 2650 5000 40 0000 C C
F 1 "CONN_2" V 2750 5000 40 0000 C C
1 2700 5000
-1 0 0 1
$EndComp
Text Label 6450 3100 0 60 ~
SWITCH3
Text Label 6450 3000 0 60 ~
SWITCH2
Text Label 6400 2900 0 60 ~
SWITCH1
Text Label 6350 2200 0 60 ~
AN3
Text Label 6350 2100 0 60 ~
AN2
Text Label 6350 2000 0 60 ~
AN1
Text Label 6300 4300 0 60 ~
SCK
Text Label 6300 4200 0 60 ~
MISO
Text Label 6250 4100 0 60 ~
MOSI
Entry Wire Line
6350 4300 6450 4400
Entry Wire Line
6350 4200 6450 4300
Entry Wire Line
6350 4100 6450 4200
Text Label 6450 4100 0 60 ~
SPI
Text Label 7550 3850 0 60 ~
RESET
Text Label 7050 3500 0 60 ~
MOSI
Text Label 7050 3400 0 60 ~
MISO
Text Label 7050 3300 0 60 ~
SCK
Entry Wire Line
6900 3400 7000 3500
Entry Wire Line
6900 3300 7000 3400
Entry Wire Line
6900 3200 7000 3300
Text Label 6900 3650 0 60 ~
SPI
$Comp
L CONN_5 P1
U 1 1 4F46756E
P 7500 3400
F 0 "P1" V 7450 3400 50 0000 C C
F 1 "CONN_5" V 7550 3400 50 0000 C C
1 7500 3400
1 0 0 -1
$EndComp
$Comp
L GND #PWR010
U 1 1 4F46756D
P 6950 3100
F 0 "#PWR010" H 6950 3100 30 0001 C C
F 1 "GND" H 6950 3030 30 0001 C C
1 6950 3100
1 0 0 -1
$EndComp
$Comp
L C C4
U 1 1 4F4674E8
P 3650 3700
F 0 "C4" H 3700 3800 50 0000 L C
F 1 "100N" H 3700 3600 50 0000 L C
1 3650 3700
1 0 0 -1
$EndComp
$Comp
L GND #PWR011
U 1 1 4F4674CB
P 6700 4800
F 0 "#PWR011" H 6700 4800 30 0001 C C
F 1 "GND" H 6700 4730 30 0001 C C
1 6700 4800
1 0 0 -1
$EndComp
$Comp
L C C8
U 1 1 4F4674C4
P 6700 4500
F 0 "C8" H 6750 4600 50 0000 L C
F 1 "100N" H 6750 4400 50 0000 L C
1 6700 4500
1 0 0 -1
$EndComp
$Comp
L +5V #PWR012
U 1 1 4F4674B8
P 7300 4200
F 0 "#PWR012" H 7300 4290 20 0001 C C
F 1 "+5V" H 7300 4290 30 0000 C C
1 7300 4200
1 0 0 -1
$EndComp
Text Label 8250 5050 0 60 ~
OUT
Text Label 6350 4950 0 60 ~
FILTERIN
Text Label 6500 5550 0 60 ~
CLOCK
$Comp
L C C9
U 1 1 4F467465
P 7900 5950
F 0 "C9" H 7950 6050 50 0000 L C
F 1 "100N" H 7950 5850 50 0000 L C
1 7900 5950
1 0 0 -1
$EndComp
$Comp
L GND #PWR013
U 1 1 4F46743D
P 7900 6200
F 0 "#PWR013" H 7900 6200 30 0001 C C
F 1 "GND" H 7900 6130 30 0001 C C
1 7900 6200
1 0 0 -1
$EndComp
$Comp
L MAX7409CPA U2
U 1 1 4F46735F
P 7300 5250
F 0 "U2" H 6900 5900 50 0000 L B
F 1 "MAX7400" H 6900 4550 50 0000 L B
F 2 "maxim-filter-DIL08" H 7300 5400 50 0001 C C
1 7300 5250
1 0 0 -1
$EndComp
Text Label 2150 1400 0 60 ~
RESET
$Comp
L +5V #PWR014
U 1 1 4F467302
P 2200 2050
F 0 "#PWR014" H 2200 2140 20 0001 C C
F 1 "+5V" H 2200 2140 30 0000 C C
1 2200 2050
1 0 0 -1
$EndComp
$Comp
L C C1
U 1 1 4F4672F7
P 1750 1950
F 0 "C1" H 1800 2050 50 0000 L C
F 1 "100N" H 1800 1850 50 0000 L C
1 1750 1950
1 0 0 -1
$EndComp
$Comp
L GND #PWR015
U 1 1 4F4672F5
P 1750 2250
F 0 "#PWR015" H 1750 2250 30 0001 C C
F 1 "GND" H 1750 2180 30 0001 C C
1 1750 2250
1 0 0 -1
$EndComp
$Comp
L R R1
U 1 1 4F4672F4
P 2000 2000
F 0 "R1" V 2080 2000 50 0000 C C
F 1 "10K" V 2000 2000 50 0000 C C
1 2000 2000
1 0 0 -1
$EndComp
$Comp
L +5V #PWR016
U 1 1 4F467232
P 3250 3100
F 0 "#PWR016" H 3250 3190 20 0001 C C
F 1 "+5V" H 3250 3190 30 0000 C C
1 3250 3100
1 0 0 -1
$EndComp
$Comp
L CP C10
U 1 1 4F46716B
P 3300 3400
F 0 "C10" H 3350 3500 50 0000 L C
F 1 "1 uF" H 3350 3300 50 0000 L C
1 3300 3400
1 0 0 -1
$EndComp
$Comp
L GND #PWR017
U 1 1 4F46716A
P 2400 3050
F 0 "#PWR017" H 2400 3050 30 0001 C C
F 1 "GND" H 2400 2980 30 0001 C C
1 2400 3050
1 0 0 -1
$EndComp
$Comp
L C C3
U 1 1 4F467169
P 2600 2800
F 0 "C3" H 2650 2900 50 0000 L C
F 1 "22 pF" H 2650 2700 50 0000 L C
1 2600 2800
0 1 1 0
$EndComp
$Comp
L C C2
U 1 1 4F467168
P 2600 2200
F 0 "C2" H 2650 2300 50 0000 L C
F 1 "22 pF" H 2650 2100 50 0000 L C
1 2600 2200
0 1 1 0
$EndComp
$Comp
L CRYSTAL X1
U 1 1 4F467167
P 3000 2500
F 0 "X1" H 3000 2650 60 0000 C C
F 1 "16 MHz" H 3000 2350 60 0000 C C
1 3000 2500
0 1 1 0
$EndComp
Text Notes 4700 900 0 60 ~
power
$Comp
L GND #PWR018
U 1 1 4F467137
P 4150 1350
F 0 "#PWR018" H 4150 1350 30 0001 C C
F 1 "GND" H 4150 1280 30 0001 C C
1 4150 1350
1 0 0 -1
$EndComp
$Comp
L +5V #PWR019
U 1 1 4F467135
P 4550 850
F 0 "#PWR019" H 4550 940 20 0001 C C
F 1 "+5V" H 4550 940 30 0000 C C
1 4550 850
1 0 0 -1
$EndComp
$Comp
L CP C7
U 1 1 4F467133
P 4550 1250
F 0 "C7" H 4600 1350 50 0000 L C
F 1 "1uF" H 4600 1150 50 0000 L C
1 4550 1250
1 0 0 -1
$EndComp
$Comp
L CP C5
U 1 1 4F467132
P 3750 1250
F 0 "C5" H 3800 1350 50 0000 L C
F 1 "10uF" H 3800 1150 50 0000 L C
1 3750 1250
1 0 0 -1
$EndComp
$Comp
L 7805 U1
U 1 1 4F467131
P 4150 1000
F 0 "U1" H 4300 804 60 0000 C C
F 1 "7805" H 4150 1200 60 0000 C C
1 4150 1000
1 0 0 -1
$EndComp
$Comp
L SWITCH_INV SW1
U 1 1 4F467130
P 3150 850
F 0 "SW1" H 2950 1000 50 0000 C C
F 1 "SWITCH_INV" H 3000 700 50 0000 C C
1 3150 850
1 0 0 -1
$EndComp
$Comp
L GND #PWR020
U 1 1 4F4670B1
P 3000 4050
F 0 "#PWR020" H 3000 4050 30 0001 C C
F 1 "GND" H 3000 3980 30 0001 C C
1 3000 4050
1 0 0 -1
$EndComp
$Comp
L LED D1
U 1 1 4F4670B0
P 3000 3700
F 0 "D1" H 3000 3800 50 0000 C C
F 1 "LED" H 3000 3600 50 0000 C C
1 3000 3700
0 1 1 0
$EndComp
$Comp
L R R2
U 1 1 4F4670AF
P 2650 3500
F 0 "R2" V 2730 3500 50 0000 C C
F 1 "330R" V 2650 3500 50 0000 C C
1 2650 3500
0 1 1 0
$EndComp
$Comp
L +5V #PWR021
U 1 1 4F4670AE
P 2400 3400
F 0 "#PWR021" H 2400 3490 20 0001 C C
F 1 "+5V" H 2400 3490 30 0000 C C
1 2400 3400
1 0 0 -1
$EndComp
$Comp
L C C6
U 1 1 4F467071
P 4300 4900
F 0 "C6" H 4350 5000 50 0000 L C
F 1 "0.1uF" H 4350 4800 50 0000 L C
1 4300 4900
0 1 1 0
$EndComp
Text Label 4000 4900 0 60 ~
OUT
$Comp
L GND #PWR022
U 1 1 4F46706F
P 4450 5300
F 0 "#PWR022" H 4450 5300 30 0001 C C
F 1 "GND" H 4450 5230 30 0001 C C
1 4450 5300
1 0 0 -1
$EndComp
$Comp
L JACK_2P J1
U 1 1 4F46706E
P 5050 5050
F 0 "J1" H 4700 4850 60 0000 C C
F 1 "JACK_2P" H 4400 4900 60 0000 C C
1 5050 5050
-1 0 0 1
$EndComp
Text Label 6050 800 0 60 ~
AN2
Text Label 5400 850 0 60 ~
AN1
$Comp
L +5V #PWR023
U 1 1 4F46703F
P 5650 850
F 0 "#PWR023" H 5650 940 20 0001 C C
F 1 "+5V" H 5650 940 30 0000 C C
1 5650 850
1 0 0 -1
$EndComp
$Comp
L +5V #PWR024
U 1 1 4F46703E
P 6300 850
F 0 "#PWR024" H 6300 940 20 0001 C C
F 1 "+5V" H 6300 940 30 0000 C C
1 6300 850
1 0 0 -1
$EndComp
$Comp
L GND #PWR025
U 1 1 4F46703D
P 3650 4450
F 0 "#PWR025" H 3650 4450 30 0001 C C
F 1 "GND" H 3650 4380 30 0001 C C
1 3650 4450
1 0 0 -1
$EndComp
$Comp
L GND #PWR026
U 1 1 4F46703C
P 5800 1300
F 0 "#PWR026" H 5800 1300 30 0001 C C
F 1 "GND" H 5800 1230 30 0001 C C
1 5800 1300
1 0 0 -1
$EndComp
$Comp
L GND #PWR027
U 1 1 4F46703B
P 5150 1300
F 0 "#PWR027" H 5150 1300 30 0001 C C
F 1 "GND" H 5150 1230 30 0001 C C
1 5150 1300
1 0 0 -1
$EndComp
$Comp
L POT RV2
U 1 1 4F46703A
P 6050 1100
F 0 "RV2" H 6050 1000 50 0000 C C
F 1 "POT" H 6050 1100 50 0000 C C
1 6050 1100
1 0 0 -1
$EndComp
$Comp
L POT RV1
U 1 1 4F467039
P 5400 1100
F 0 "RV1" H 5400 1000 50 0000 C C
F 1 "POT" H 5400 1100 50 0000 C C
1 5400 1100
1 0 0 -1
$EndComp
$Comp
L MEGA48/88/168-AU IC1
U 1 1 4F466F37
P 4950 3100
F 0 "IC1" H 3950 4400 50 0000 L B
F 1 "MEGA48/88/168-AU" H 3950 1700 50 0000 L B
F 2 "avr-4-TQFP32-08" H 4950 3250 50 0001 C C
1 4950 3100
1 0 0 -1
$EndComp
$EndSCHEMATC
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