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db1006a615afe45cfd5bc5f8f96c71267055a09a
micropendous/Micropendous/Design/Micropendous2/Micropendous2.sch
opendous db1006a615 Complete renaming.
2010-10-12 06:18:22 +00:00

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EESchema Schematic File Version 2 date 30/09/2010 12:01:25
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:opendous
LIBS:Micropendous2-cache
EELAYER 24 0
EELAYER END
$Descr A4 11700 8267
Sheet 1 1
Title "Micropendous2"
Date "30 sep 2010"
Rev "1.0"
Comp "Opendous Inc. (www.opendous.org)"
Comment1 "http://creativecommons.org/licenses/by/3.0/"
Comment2 "Copyright Under the Creative Commons Attribution License"
Comment3 "www.Micropendous.org"
Comment4 "Micropendous2"
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$EndComp
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1 9550 6050
1 0 0 -1
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Wire Wire Line
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Wire Wire Line
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1 9800 5450
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P 2800 6750
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1 2800 6750
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P 9750 6050
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1 9750 6050
1 0 0 -1
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1 10150 5600
-1 0 0 1
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P 10150 5450
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1 10150 5450
1 0 0 -1
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10150 5600 10150 5450
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P 11050 6400
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1 11050 6400
1 0 0 -1
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1 4250 3900
0 1 1 0
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1 4250 3750
1 0 0 -1
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
3400 2650 3250 2650
Connection ~ 2000 7400
Wire Wire Line
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Wire Wire Line
3850 3800 3850 3850
Wire Wire Line
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Wire Wire Line
3775 3850 3775 3875
Wire Wire Line
3775 3875 3725 3875
Wire Wire Line
3725 3875 3725 3850
Wire Wire Line
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Wire Bus Line
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Wire Wire Line
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Connection ~ 6000 4650
Connection ~ 5800 4650
Connection ~ 5800 4850
Wire Wire Line
5650 4950 5650 4650
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 3400 7050
Connection ~ 2600 6850
Connection ~ 2900 6850
Connection ~ 2800 6850
Wire Wire Line
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Connection ~ 4400 7050
Connection ~ 4400 6850
Wire Wire Line
5800 4950 5800 4850
Wire Wire Line
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Connection ~ 3800 6850
Connection ~ 3950 6850
Connection ~ 4100 6850
Connection ~ 4100 7050
Connection ~ 3950 7050
Connection ~ 3800 7050
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Wire Wire Line
10650 6400 10650 6250
Wire Wire Line
10850 6400 10850 6250
Wire Wire Line
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Wire Wire Line
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Connection ~ 3400 2350
Wire Wire Line
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Wire Wire Line
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Wire Bus Line
7200 5050 7200 2400
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Wire Wire Line
10350 5450 10350 5600
Wire Wire Line
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Wire Wire Line
9850 6050 9850 5900
Wire Wire Line
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Wire Wire Line
10050 6050 10050 5900
Wire Wire Line
10350 6050 10350 5900
Wire Wire Line
10250 6050 10250 5900
Wire Wire Line
10550 6050 10550 5900
Wire Wire Line
10450 6050 10450 5900
Connection ~ 4250 7050
Wire Wire Line
4250 7050 4250 7150
Wire Wire Line
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Wire Wire Line
1400 6750 1400 6500
Wire Wire Line
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Wire Bus Line
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Wire Bus Line
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Connection ~ 5600 1450
Connection ~ 5500 1450
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5400 1450 5700 1450
Wire Wire Line
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Wire Wire Line
3100 2150 3000 2150
Wire Wire Line
3400 2450 3400 2350
Connection ~ 6750 1200
Wire Wire Line
6750 1100 6750 1800
Wire Wire Line
6750 1800 6500 1800
Wire Wire Line
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Connection ~ 5750 4300
Connection ~ 5650 4300
Connection ~ 5550 4300
Connection ~ 5450 4300
Wire Wire Line
5900 4250 5900 4300
Wire Wire Line
5900 4300 5350 4300
Wire Wire Line
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Connection ~ 4250 6850
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
4500 1750 4500 1650
Wire Wire Line
5650 4300 5650 4400
Wire Wire Line
3250 2450 3250 2250
Wire Wire Line
3000 2050 3200 2050
Wire Wire Line
3200 2050 3200 2100
Wire Wire Line
5550 1450 5550 1350
Connection ~ 5550 1450
Wire Wire Line
4400 3200 4400 3150
Wire Wire Line
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Connection ~ 4400 2950
Wire Wire Line
2600 7200 2600 7050
Wire Wire Line
1150 6650 1250 6650
Wire Wire Line
1250 6650 1250 6300
Wire Wire Line
3500 6850 3300 6850
Wire Wire Line
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Wire Wire Line
3400 6300 3400 6850
Connection ~ 3400 6850
Connection ~ 1250 6300
Wire Wire Line
10250 5600 10250 5450
Wire Wire Line
8200 2300 8200 2200
Wire Bus Line
7200 4150 8300 4150
Wire Bus Line
8300 4150 8300 2500
Connection ~ 3250 2250
Wire Wire Line
1150 6850 1600 6850
Connection ~ 1350 6850
Wire Wire Line
2600 7050 2500 7050
Connection ~ 2600 7050
Wire Wire Line
4600 2350 4350 2350
Wire Wire Line
4150 2250 3000 2250
Wire Wire Line
3000 2350 4150 2350
Wire Wire Line
9950 6400 9950 6250
Wire Wire Line
9850 6400 9850 6250
Wire Wire Line
10150 6400 10150 6250
Wire Wire Line
10050 6400 10050 6250
Wire Wire Line
10350 6400 10350 6250
Wire Wire Line
10250 6400 10250 6250
Wire Wire Line
10550 6400 10550 6250
Wire Wire Line
10450 6400 10450 6250
Wire Wire Line
10750 5600 10750 5450
Wire Wire Line
10650 5600 10650 5450
Wire Wire Line
3000 6850 2500 6850
Wire Wire Line
4100 700 3500 700
Connection ~ 3800 700
Connection ~ 4100 1050
Connection ~ 3500 1050
Wire Wire Line
4600 2050 3500 2050
Wire Wire Line
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Wire Wire Line
5800 4850 6400 4850
Wire Wire Line
6500 4650 6300 4650
Connection ~ 6400 4650
Connection ~ 6000 4850
Wire Wire Line
10950 6400 10950 6250
Wire Bus Line
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Wire Wire Line
3050 4050 2850 4050
Wire Wire Line
2850 4050 2850 4150
Wire Wire Line
3650 3950 3725 3950
Wire Wire Line
3725 3950 3725 3925
Wire Wire Line
3725 3925 3775 3925
Wire Wire Line
3775 3925 3775 3950
Wire Wire Line
3775 3950 3850 3950
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
2000 7450 2000 7250
Wire Wire Line
2600 7400 1350 7400
Wire Wire Line
1350 7400 1350 7050
Wire Wire Line
3325 2700 3325 2650
Connection ~ 3325 2650
Wire Wire Line
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Wire Wire Line
2450 2850 2450 2750
Wire Wire Line
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Wire Wire Line
10850 6050 10850 5900
Wire Wire Line
10750 6050 10750 5900
Wire Wire Line
10650 6050 10650 5900
Wire Wire Line
9750 6400 9750 6250
Wire Wire Line
4050 4050 4050 4000
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$EndComp
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0 1 1 0
$EndComp
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$EndComp
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1 9750 6400
1 0 0 -1
$EndComp
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F 0 "V75" V 10775 6000 20 0000 C CNN
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1 10750 5900
1 0 0 -1
$EndComp
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P 10750 6050
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1 10750 6050
1 0 0 -1
$EndComp
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1 10650 5900
1 0 0 -1
$EndComp
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1 10650 6050
1 0 0 -1
$EndComp
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1 10950 5900
1 0 0 -1
$EndComp
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1 0 0 -1
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1 10850 5900
1 0 0 -1
$EndComp
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1 10850 6050
1 0 0 -1
$EndComp
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F 0 "V71" V 10975 5550 20 0000 C CNN
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1 10950 5450
1 0 0 -1
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1 2550 2750
1 0 0 -1
$EndComp
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1 2650 2850
1 0 0 -1
$EndComp
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1 2450 2850
1 0 0 -1
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1 3325 2700
1 0 0 -1
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F 0 "#PWR024" H 3350 2150 40 0001 C CNN
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1 3350 2100
1 0 0 -1
$EndComp
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1 0 0 -1
$EndComp
$Comp
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1 10450 5450
1 0 0 -1
$EndComp
$Comp
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F 0 "V70" V 10475 5700 20 0000 C CNN
F 1 "VIA" H 10450 5800 60 0001 C CNN
1 10450 5600
-1 0 0 1
$EndComp
$Comp
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P 3850 3800
F 0 "#PWR027" H 3850 3900 30 0001 C CNN
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1 3850 3800
1 0 0 -1
$EndComp
$Comp
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P 2850 4150
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F 1 "GND" H 2850 4080 30 0001 C CNN
1 2850 4150
1 0 0 -1
$EndComp
$Comp
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U 1 1 4A8891C9
P 3850 4000
F 0 "#PWR029" H 3850 4000 30 0001 C CNN
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1 3850 4000
1 0 0 -1
$EndComp
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
3650 3750 3750 3850
Entry Wire Line
3650 3600 3750 3700
Text Label 3650 3600 0 20 ~ 0
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Text Label 3650 4050 0 20 ~ 0
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Text Label 3650 3750 0 20 ~ 0
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Text Label 3650 3300 0 20 ~ 0
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F 0 "U4" H 3400 3250 40 0000 C CNN
F 1 "microSD" H 3400 4300 30 0000 C CNN
1 3350 3750
-1 0 0 -1
$EndComp
$Comp
L GND #PWR030
U 1 1 4A524699
P 10950 6400
F 0 "#PWR030" H 10950 6400 30 0001 C CNN
F 1 "GND" H 10950 6330 30 0001 C CNN
1 10950 6400
1 0 0 -1
$EndComp
$Comp
L +5V #PWR031
U 1 1 4A52453E
P 4450 2650
F 0 "#PWR031" H 4450 2740 20 0001 C CNN
F 1 "+5V" H 4450 2740 30 0000 C CNN
1 4450 2650
1 0 0 -1
$EndComp
$Comp
L C_MINI C25
U 1 1 4A52339D
P 6400 4750
F 0 "C25" V 6350 4700 30 0000 C CNN
F 1 "0.1uF" V 6450 4650 25 0000 C CNN
1 6400 4750
0 -1 1 0
$EndComp
Text Label 5800 4650 2 20 ~ 0
AREF
$Comp
L VIA V66
U 1 1 4A522FB3
P 10900 5450
F 0 "V66" V 10925 5550 20 0000 C CNN
F 1 "VIA" H 10900 5650 60 0001 C CNN
1 10900 5450
1 0 0 -1
$EndComp
Text Label 10900 5450 3 20 ~ 0
RST
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L CRYSTAL X1
U 1 1 4A5225BA
P 3800 1050
F 0 "X1" H 3800 1200 60 0000 C CNN
F 1 "8MHz" H 3800 900 60 0000 C CNN
1 3800 1050
1 0 0 -1
$EndComp
$Comp
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U 1 1 4A522364
P 2900 6950
F 0 "C24" V 2850 6900 30 0000 C CNN
F 1 "1uF" V 2950 6900 25 0000 C CNN
1 2900 6950
0 -1 1 0
$EndComp
Entry Wire Line
5550 5050 5650 4950
Text Notes 2625 7050 0 30 ~ 0
0805
Text Notes 10300 5200 0 60 ~ 0
Vias
Text Label 10850 5450 3 20 ~ 0
PE2
$Comp
L VIA V65
U 1 1 49F96B74
P 10850 5450
F 0 "V65" V 10875 5550 20 0000 C CNN
F 1 "VIA" H 10850 5650 60 0001 C CNN
1 10850 5450
1 0 0 -1
$EndComp
$Comp
L C_MINI C23
U 1 1 49F96802
P 5800 4750
F 0 "C23" V 5750 4800 30 0000 C CNN
F 1 "0.01uF" V 5850 4850 25 0000 C CNN
1 5800 4750
0 1 1 0
$EndComp
$Comp
L VIA V61
U 1 1 49F965F6
P 10750 6250
F 0 "V61" V 10775 6350 20 0000 C CNN
F 1 "VIA" H 10750 6450 60 0001 C CNN
1 10750 6250
1 0 0 -1
$EndComp
$Comp
L GND #PWR032
U 1 1 49F965F5
P 10750 6400
F 0 "#PWR032" H 10750 6400 30 0001 C CNN
F 1 "GND" H 10750 6330 30 0001 C CNN
1 10750 6400
1 0 0 -1
$EndComp
$Comp
L VIA V60
U 1 1 49F965F4
P 10650 6250
F 0 "V60" V 10675 6350 20 0000 C CNN
F 1 "VIA" H 10650 6450 60 0001 C CNN
1 10650 6250
1 0 0 -1
$EndComp
$Comp
L GND #PWR033
U 1 1 49F965F3
P 10650 6400
F 0 "#PWR033" H 10650 6400 30 0001 C CNN
F 1 "GND" H 10650 6330 30 0001 C CNN
1 10650 6400
1 0 0 -1
$EndComp
$Comp
L VIA V62
U 1 1 49F965F2
P 10850 6250
F 0 "V62" V 10875 6350 20 0000 C CNN
F 1 "VIA" H 10850 6450 60 0001 C CNN
1 10850 6250
1 0 0 -1
$EndComp
$Comp
L GND #PWR034
U 1 1 49F965F1
P 10850 6400
F 0 "#PWR034" H 10850 6400 30 0001 C CNN
F 1 "GND" H 10850 6330 30 0001 C CNN
1 10850 6400
1 0 0 -1
$EndComp
$Comp
L VCC #PWR035
U 1 1 49F9617F
P 10550 5450
F 0 "#PWR035" H 10550 5550 30 0001 C CNN
F 1 "VCC" H 10550 5550 30 0000 C CNN
1 10550 5450
1 0 0 -1
$EndComp
$Comp
L VIA V59
U 1 1 49F9617E
P 10550 5600
F 0 "V59" V 10575 5700 20 0000 C CNN
F 1 "VIA" H 10550 5800 60 0001 C CNN
1 10550 5600
-1 0 0 1
$EndComp
$Comp
L VCC #PWR036
U 1 1 49F95791
P 10650 5450
F 0 "#PWR036" H 10650 5550 30 0001 C CNN
F 1 "VCC" H 10650 5550 30 0000 C CNN
1 10650 5450
1 0 0 -1
$EndComp
$Comp
L VIA V58
U 1 1 49F95790
P 10650 5600
F 0 "V58" V 10675 5700 20 0000 C CNN
F 1 "VIA" H 10650 5800 60 0001 C CNN
1 10650 5600
-1 0 0 1
$EndComp
$Comp
L VCC #PWR037
U 1 1 49F955D8
P 10750 5450
F 0 "#PWR037" H 10750 5550 30 0001 C CNN
F 1 "VCC" H 10750 5550 30 0000 C CNN
1 10750 5450
1 0 0 -1
$EndComp
$Comp
L VIA V57
U 1 1 49F955D7
P 10750 5600
F 0 "V57" V 10775 5700 20 0000 C CNN
F 1 "VIA" H 10750 5800 60 0001 C CNN
1 10750 5600
-1 0 0 1
$EndComp
$Comp
L VIA V50
U 1 1 49F94DB4
P 9950 6250
F 0 "V50" V 9975 6350 20 0000 C CNN
F 1 "VIA" H 9950 6450 60 0001 C CNN
1 9950 6250
1 0 0 -1
$EndComp
$Comp
L GND #PWR038
U 1 1 49F94DB3
P 9950 6400
F 0 "#PWR038" H 9950 6400 30 0001 C CNN
F 1 "GND" H 9950 6330 30 0001 C CNN
1 9950 6400
1 0 0 -1
$EndComp
$Comp
L VIA V49
U 1 1 49F94DB2
P 9850 6250
F 0 "V49" V 9875 6350 20 0000 C CNN
F 1 "VIA" H 9850 6450 60 0001 C CNN
1 9850 6250
1 0 0 -1
$EndComp
$Comp
L GND #PWR039
U 1 1 49F94DB1
P 9850 6400
F 0 "#PWR039" H 9850 6400 30 0001 C CNN
F 1 "GND" H 9850 6330 30 0001 C CNN
1 9850 6400
1 0 0 -1
$EndComp
$Comp
L VIA V52
U 1 1 49F94DB0
P 10150 6250
F 0 "V52" V 10175 6350 20 0000 C CNN
F 1 "VIA" H 10150 6450 60 0001 C CNN
1 10150 6250
1 0 0 -1
$EndComp
$Comp
L GND #PWR040
U 1 1 49F94DAF
P 10150 6400
F 0 "#PWR040" H 10150 6400 30 0001 C CNN
F 1 "GND" H 10150 6330 30 0001 C CNN
1 10150 6400
1 0 0 -1
$EndComp
$Comp
L VIA V51
U 1 1 49F94DAE
P 10050 6250
F 0 "V51" V 10075 6350 20 0000 C CNN
F 1 "VIA" H 10050 6450 60 0001 C CNN
1 10050 6250
1 0 0 -1
$EndComp
$Comp
L GND #PWR041
U 1 1 49F94DAD
P 10050 6400
F 0 "#PWR041" H 10050 6400 30 0001 C CNN
F 1 "GND" H 10050 6330 30 0001 C CNN
1 10050 6400
1 0 0 -1
$EndComp
$Comp
L VIA V54
U 1 1 49F94DAC
P 10350 6250
F 0 "V54" V 10375 6350 20 0000 C CNN
F 1 "VIA" H 10350 6450 60 0001 C CNN
1 10350 6250
1 0 0 -1
$EndComp
$Comp
L GND #PWR042
U 1 1 49F94DAB
P 10350 6400
F 0 "#PWR042" H 10350 6400 30 0001 C CNN
F 1 "GND" H 10350 6330 30 0001 C CNN
1 10350 6400
1 0 0 -1
$EndComp
$Comp
L VIA V53
U 1 1 49F94DAA
P 10250 6250
F 0 "V53" V 10275 6350 20 0000 C CNN
F 1 "VIA" H 10250 6450 60 0001 C CNN
1 10250 6250
1 0 0 -1
$EndComp
$Comp
L GND #PWR043
U 1 1 49F94DA9
P 10250 6400
F 0 "#PWR043" H 10250 6400 30 0001 C CNN
F 1 "GND" H 10250 6330 30 0001 C CNN
1 10250 6400
1 0 0 -1
$EndComp
$Comp
L VIA V56
U 1 1 49F94DA8
P 10550 6250
F 0 "V56" V 10575 6350 20 0000 C CNN
F 1 "VIA" H 10550 6450 60 0001 C CNN
1 10550 6250
1 0 0 -1
$EndComp
$Comp
L GND #PWR044
U 1 1 49F94DA7
P 10550 6400
F 0 "#PWR044" H 10550 6400 30 0001 C CNN
F 1 "GND" H 10550 6330 30 0001 C CNN
1 10550 6400
1 0 0 -1
$EndComp
$Comp
L VIA V55
U 1 1 49F94DA6
P 10450 6250
F 0 "V55" V 10475 6350 20 0000 C CNN
F 1 "VIA" H 10450 6450 60 0001 C CNN
1 10450 6250
1 0 0 -1
$EndComp
$Comp
L GND #PWR045
U 1 1 49F94DA5
P 10450 6400
F 0 "#PWR045" H 10450 6400 30 0001 C CNN
F 1 "GND" H 10450 6330 30 0001 C CNN
1 10450 6400
1 0 0 -1
$EndComp
$Comp
L C_MINI C22
U 1 1 49F93888
P 1350 6950
F 0 "C22" V 1300 7000 30 0000 C CNN
F 1 "10uF" V 1400 7025 25 0000 C CNN
1 1350 6950
0 1 1 0
$EndComp
NoConn ~ 1600 7050
NoConn ~ 2500 6700
$Comp
L ST1L05B IC2
U 1 1 49F937ED
P 2050 6850
F 0 "IC2" H 1850 6550 50 0000 C CNN
F 1 "ST1L05B" H 2050 7100 50 0000 C CNN
1 2050 6850
1 0 0 -1
$EndComp
$Comp
L VIA V43
U 1 1 49F8DCCC
P 9800 5600
F 0 "V43" V 9825 5700 20 0000 C CNN
F 1 "VIA" H 9800 5800 60 0001 C CNN
1 9800 5600
-1 0 0 1
$EndComp
$Comp
L VIA V42
U 1 1 49F8DCCB
P 10950 6250
F 0 "V42" V 10975 6350 20 0000 C CNN
F 1 "VIA" H 10950 6450 60 0001 C CNN
1 10950 6250
1 0 0 -1
$EndComp
$Comp
L VBUS #PWR046
U 1 1 49F8DCBD
P 9950 5450
F 0 "#PWR046" H 9950 5550 30 0001 C CNN
F 1 "VBUS" H 9950 5550 30 0000 C CNN
1 9950 5450
1 0 0 -1
$EndComp
$Comp
L VIA V45
U 1 1 49F8DCB5
P 9950 5600
F 0 "V45" V 9975 5700 20 0000 C CNN
F 1 "VIA" H 9950 5800 60 0001 C CNN
1 9950 5600
-1 0 0 1
$EndComp
Entry Wire Line
7200 3000 7300 2900
Entry Wire Line
7200 3100 7300 3000
Entry Wire Line
7200 3200 7300 3100
Entry Wire Line
7200 3300 7300 3200
Entry Wire Line
7200 3400 7300 3300
Entry Wire Line
7200 3500 7300 3400
Entry Wire Line
7200 3600 7300 3500
Entry Wire Line
7200 3700 7300 3600
Entry Wire Line
7200 2900 7300 2800
Entry Wire Line
7200 2800 7300 2700
Entry Wire Line
7200 2700 7300 2600
Entry Wire Line
7200 2600 7300 2500
Entry Wire Line
7200 2500 7300 2400
Entry Wire Line
7200 2400 7300 2300
Entry Wire Line
8200 3700 8300 3800
Entry Wire Line
8200 3600 8300 3700
Entry Wire Line
8200 3500 8300 3600
Entry Wire Line
8200 3400 8300 3500
Entry Wire Line
8200 3300 8300 3400
Entry Wire Line
8200 3200 8300 3300
Entry Wire Line
8200 3100 8300 3200
Entry Wire Line
8200 3000 8300 3100
Entry Wire Line
8200 2900 8300 3000
Entry Wire Line
8200 2800 8300 2900
Entry Wire Line
8200 2700 8300 2800
Entry Wire Line
8200 2600 8300 2700
Entry Wire Line
8200 2500 8300 2600
Entry Wire Line
8200 2400 8300 2500
Text Label 7300 3600 0 20 ~ 0
RST
$Comp
L VCC #PWR047
U 1 1 49F8D81E
P 8200 2200
F 0 "#PWR047" H 8200 2300 30 0001 C CNN
F 1 "VCC" H 8200 2300 30 0000 C CNN
1 8200 2200
1 0 0 -1
$EndComp
$Comp
L GND #PWR048
U 1 1 49F8D818
P 7300 3800
F 0 "#PWR048" H 7300 3800 30 0001 C CNN
F 1 "GND" H 7300 3730 30 0001 C CNN
1 7300 3800
1 0 0 -1
$EndComp
Text Label 8200 3200 2 20 ~ 0
PE2
$Comp
L VCC #PWR049
U 1 1 49F8D140
P 10350 5450
F 0 "#PWR049" H 10350 5550 30 0001 C CNN
F 1 "VCC" H 10350 5550 30 0000 C CNN
1 10350 5450
1 0 0 -1
$EndComp
$Comp
L VCC #PWR050
U 1 1 49F8D137
P 10250 5450
F 0 "#PWR050" H 10250 5550 30 0001 C CNN
F 1 "VCC" H 10250 5550 30 0000 C CNN
1 10250 5450
1 0 0 -1
$EndComp
$Comp
L VIA V35
U 1 1 49F8D131
P 10350 5600
F 0 "V35" V 10375 5700 20 0000 C CNN
F 1 "VIA" H 10350 5800 60 0001 C CNN
1 10350 5600
-1 0 0 1
$EndComp
$Comp
L VIA V38
U 1 1 49F8D12F
P 10250 5600
F 0 "V38" V 10275 5700 20 0000 C CNN
F 1 "VIA" H 10250 5800 60 0001 C CNN
1 10250 5600
-1 0 0 1
$EndComp
$Comp
L VIA V32
U 1 1 49F8D12B
P 9950 5900
F 0 "V32" V 9975 6000 20 0000 C CNN
F 1 "VIA" H 9950 6100 60 0001 C CNN
1 9950 5900
1 0 0 -1
$EndComp
$Comp
L GND #PWR051
U 1 1 49F8D12A
P 9950 6050
F 0 "#PWR051" H 9950 6050 30 0001 C CNN
F 1 "GND" H 9950 5980 30 0001 C CNN
1 9950 6050
1 0 0 -1
$EndComp
$Comp
L VIA V31
U 1 1 49F8D129
P 9850 5900
F 0 "V31" V 9875 6000 20 0000 C CNN
F 1 "VIA" H 9850 6100 60 0001 C CNN
1 9850 5900
1 0 0 -1
$EndComp
$Comp
L GND #PWR052
U 1 1 49F8D128
P 9850 6050
F 0 "#PWR052" H 9850 6050 30 0001 C CNN
F 1 "GND" H 9850 5980 30 0001 C CNN
1 9850 6050
1 0 0 -1
$EndComp
$Comp
L VIA V34
U 1 1 49F8D127
P 10150 5900
F 0 "V34" V 10175 6000 20 0000 C CNN
F 1 "VIA" H 10150 6100 60 0001 C CNN
1 10150 5900
1 0 0 -1
$EndComp
$Comp
L GND #PWR053
U 1 1 49F8D126
P 10150 6050
F 0 "#PWR053" H 10150 6050 30 0001 C CNN
F 1 "GND" H 10150 5980 30 0001 C CNN
1 10150 6050
1 0 0 -1
$EndComp
$Comp
L VIA V33
U 1 1 49F8D125
P 10050 5900
F 0 "V33" V 10075 6000 20 0000 C CNN
F 1 "VIA" H 10050 6100 60 0001 C CNN
1 10050 5900
1 0 0 -1
$EndComp
$Comp
L GND #PWR054
U 1 1 49F8D124
P 10050 6050
F 0 "#PWR054" H 10050 6050 30 0001 C CNN
F 1 "GND" H 10050 5980 30 0001 C CNN
1 10050 6050
1 0 0 -1
$EndComp
$Comp
L VIA V10
U 1 1 49F8C394
P 10850 5650
F 0 "V10" V 10875 5750 20 0000 C CNN
F 1 "VIA" H 10850 5850 60 0001 C CNN
1 10850 5650
1 0 0 -1
$EndComp
$Comp
L VIA V16
U 1 1 49F8C359
P 10900 5650
F 0 "V16" V 10925 5750 20 0000 C CNN
F 1 "VIA" H 10900 5850 60 0001 C CNN
1 10900 5650
1 0 0 -1
$EndComp
Text Label 10900 5650 3 20 ~ 0
PB0
Text Label 10950 5650 3 20 ~ 0
PD4
Text Label 10850 5650 3 20 ~ 0
PE6
Text Label 8200 3100 2 20 ~ 0
PF7
Text Label 8200 3000 2 20 ~ 0
PF6
Text Label 8200 2900 2 20 ~ 0
PF5
Text Label 8200 2800 2 20 ~ 0
PF4
Text Label 8200 2700 2 20 ~ 0
PF1
Text Label 8200 2600 2 20 ~ 0
PF0
$Comp
L VIA V23
U 1 1 49F8C300
P 10950 5650
F 0 "V23" V 10975 5750 20 0000 C CNN
F 1 "VIA" H 10950 5850 60 0001 C CNN
1 10950 5650
1 0 0 -1
$EndComp
$Comp
L VIA V46
U 1 1 49F8BE1B
P 10350 5900
F 0 "V46" V 10375 6000 20 0000 C CNN
F 1 "VIA" H 10350 6100 60 0001 C CNN
1 10350 5900
1 0 0 -1
$EndComp
$Comp
L GND #PWR055
U 1 1 49F8BE1A
P 10350 6050
F 0 "#PWR055" H 10350 6050 30 0001 C CNN
F 1 "GND" H 10350 5980 30 0001 C CNN
1 10350 6050
1 0 0 -1
$EndComp
$Comp
L VIA V40
U 1 1 49F8BE19
P 10250 5900
F 0 "V40" V 10275 6000 20 0000 C CNN
F 1 "VIA" H 10250 6100 60 0001 C CNN
1 10250 5900
1 0 0 -1
$EndComp
$Comp
L GND #PWR056
U 1 1 49F8BE18
P 10250 6050
F 0 "#PWR056" H 10250 6050 30 0001 C CNN
F 1 "GND" H 10250 5980 30 0001 C CNN
1 10250 6050
1 0 0 -1
$EndComp
$Comp
L VIA V47
U 1 1 49F8BE14
P 10550 5900
F 0 "V47" V 10575 6000 20 0000 C CNN
F 1 "VIA" H 10550 6100 60 0001 C CNN
1 10550 5900
1 0 0 -1
$EndComp
$Comp
L GND #PWR057
U 1 1 49F8BE13
P 10550 6050
F 0 "#PWR057" H 10550 6050 30 0001 C CNN
F 1 "GND" H 10550 5980 30 0001 C CNN
1 10550 6050
1 0 0 -1
$EndComp
$Comp
L VIA V41
U 1 1 49F8BDEF
P 10450 5900
F 0 "V41" V 10475 6000 20 0000 C CNN
F 1 "VIA" H 10450 6100 60 0001 C CNN
1 10450 5900
1 0 0 -1
$EndComp
$Comp
L GND #PWR058
U 1 1 49F8BDE7
P 10450 6050
F 0 "#PWR058" H 10450 6050 30 0001 C CNN
F 1 "GND" H 10450 5980 30 0001 C CNN
1 10450 6050
1 0 0 -1
$EndComp
$Comp
L C_MINI C21
U 1 1 49F8B842
P 3400 6950
F 0 "C21" V 3350 7000 30 0000 C CNN
F 1 "4.7uF" V 3450 7025 25 0000 C CNN
1 3400 6950
0 1 1 0
$EndComp
Text Label 8200 2400 2 20 ~ 0
AREF
Text Label 7300 2700 0 20 ~ 0
PB7
Text Label 8200 3500 2 20 ~ 0
PB6
Text Label 8200 3600 2 20 ~ 0
PB5
Text Label 8200 3700 2 20 ~ 0
PB4
Text Label 7300 2600 0 20 ~ 0
PB3
Text Label 7300 2500 0 20 ~ 0
PB2
Text Label 7300 2400 0 20 ~ 0
PB1
Text Label 7300 2300 0 20 ~ 0
PB0
Text Label 8200 3300 2 20 ~ 0
PC7
Text Label 8200 3400 2 20 ~ 0
PC6
Text Label 7300 3500 0 20 ~ 0
PD7
Text Label 7300 3400 0 20 ~ 0
PD6
Text Label 7300 3300 0 20 ~ 0
PD5
Text Label 7300 3200 0 20 ~ 0
PD4
Text Label 7300 3100 0 20 ~ 0
PD3
Text Label 7300 3000 0 20 ~ 0
PD2
Text Label 7300 2900 0 20 ~ 0
PD1
Text Label 7300 2800 0 20 ~ 0
PD0
Text Label 8200 2500 2 20 ~ 0
PE6
Text Notes 1400 6150 0 40 ~ 0
By sending VBUS to either VCC or the regulator
$Comp
L GND #PWR059
U 1 1 49F8B111
P 4250 7150
F 0 "#PWR059" H 4250 7150 30 0001 C CNN
F 1 "GND" H 4250 7080 30 0001 C CNN
1 4250 7150
1 0 0 -1
$EndComp
$Comp
L GND #PWR060
U 1 1 49F8B10D
P 2000 7450
F 0 "#PWR060" H 2000 7450 30 0001 C CNN
F 1 "GND" H 2000 7380 30 0001 C CNN
1 2000 7450
1 0 0 -1
$EndComp
$Comp
L R_MINI R12
U 1 1 49F8B058
P 2600 7300
F 0 "R12" V 2575 7375 25 0000 C CNN
F 1 "43k" V 2625 7375 20 0000 C CNN
1 2600 7300
0 1 1 0
$EndComp
$Comp
L R_MINI R11
U 1 1 49F8B052
P 2600 6950
F 0 "R11" V 2575 7035 25 0000 C CNN
F 1 "82.5k" V 2625 7040 20 0000 C CNN
1 2600 6950
0 1 1 0
$EndComp
$Comp
L VBUS #PWR061
U 1 1 49F881D4
P 1400 6500
F 0 "#PWR061" H 1400 6600 30 0001 C CNN
F 1 "VBUS" H 1400 6600 30 0000 C CNN
1 1400 6500
1 0 0 -1
$EndComp
$Comp
L +5V #PWR062
U 1 1 49F881AE
P 1250 6300
F 0 "#PWR062" H 1250 6390 20 0001 C CNN
F 1 "+5V" H 1250 6390 30 0000 C CNN
1 1250 6300
1 0 0 -1
$EndComp
$Comp
L CONN_3 K1
U 1 1 49F881AC
P 800 6750
F 0 "K1" V 750 6750 50 0000 C CNN
F 1 "Vcc_Sel" V 850 6750 40 0000 C CNN
1 800 6750
-1 0 0 1
$EndComp
$Comp
L VBUS #PWR063
U 1 1 49F880F8
P 4300 2750
F 0 "#PWR063" H 4300 2850 30 0001 C CNN
F 1 "VBUS" H 4300 2850 30 0000 C CNN
1 4300 2750
1 0 0 -1
$EndComp
$Comp
L GND #PWR064
U 1 1 49F8801E
P 3200 2100
F 0 "#PWR064" H 3200 2100 30 0001 C CNN
F 1 "GND" H 3200 2030 30 0001 C CNN
1 3200 2100
1 0 0 -1
$EndComp
$Comp
L VBUS #PWR065
U 1 1 49F88015
P 3100 1750
F 0 "#PWR065" H 3100 1850 30 0001 C CNN
F 1 "VBUS" H 3100 1850 30 0000 C CNN
1 3100 1750
1 0 0 -1
$EndComp
Entry Wire Line
6500 3750 6600 3850
Entry Wire Line
6500 3650 6600 3750
Entry Wire Line
6500 3500 6600 3600
Entry Wire Line
6500 3400 6600 3500
Entry Wire Line
6500 3300 6600 3400
Entry Wire Line
6500 3200 6600 3300
$Comp
L GND #PWR066
U 1 1 49F87F88
P 5650 4400
F 0 "#PWR066" H 5650 4400 30 0001 C CNN
F 1 "GND" H 5650 4330 30 0001 C CNN
1 5650 4400
1 0 0 -1
$EndComp
$Comp
L ATMEGA32U4 IC1
U 1 1 49F87E64
P 5550 2850
F 0 "IC1" H 4800 4100 50 0000 L BNN
F 1 "ATMEGA32U4" H 5825 4100 40 0000 L BNN
F 2 "QFN44" H 5550 2700 50 0001 C CNN
1 5550 2850
1 0 0 -1
$EndComp
$Comp
L C_MINI C17
U 1 1 49ED04C4
P 4400 6950
F 0 "C17" V 4350 6990 30 0000 C CNN
F 1 "1uF" V 4450 7000 25 0000 C CNN
1 4400 6950
0 1 1 0
$EndComp
$Comp
L D_SCHOTTKY D1
U 1 1 4997EEBE
P 3150 6850
F 0 "D1" H 3150 6775 35 0000 C CNN
F 1 "MBR120VLSF" H 3150 6925 30 0000 C CNN
1 3150 6850
1 0 0 -1
$EndComp
$Comp
L USBCONN U3
U 1 1 4997E625
P 2750 2150
F 0 "U3" H 3050 2450 60 0000 C CNN
F 1 "USBCONN" H 2950 1850 40 0000 C CNN
1 2750 2150
-1 0 0 1
$EndComp
Text Label 4600 1750 0 20 ~ 0
RST
$Comp
L C_MINI C9
U 1 1 494A5892
P 4250 6950
F 0 "C9" V 4200 6990 30 0000 C CNN
F 1 "1uF" V 4300 7000 25 0000 C CNN
1 4250 6950
0 1 1 0
$EndComp
$Comp
L C_MINI C1
U 1 1 494A56AF
P 3500 800
F 0 "C1" V 3450 840 30 0000 C CNN
F 1 "24pF" V 3550 875 25 0000 C CNN
1 3500 800
0 1 1 0
$EndComp
$Comp
L C_MINI C2
U 1 1 494A56AB
P 4100 800
F 0 "C2" V 4050 840 30 0000 C CNN
F 1 "24pF" V 4150 870 25 0000 C CNN
1 4100 800
0 1 1 0
$EndComp
$Comp
L GND #PWR067
U 1 1 494A56A5
P 3800 750
F 0 "#PWR067" H 3800 750 30 0001 C CNN
F 1 "GND" H 3800 680 30 0001 C CNN
1 3800 750
1 0 0 -1
$EndComp
$Comp
L ESD_ZENER CR1
U 1 1 494A561E
P 3250 2550
F 0 "CR1" H 3250 2610 30 0000 C CNN
F 1 "ESD_ZENER" H 3250 2500 20 0001 C CNN
1 3250 2550
0 1 1 0
$EndComp
$Comp
L ESD_ZENER CR2
U 1 1 494A55E6
P 3400 2550
F 0 "CR2" H 3400 2610 30 0000 C CNN
F 1 "ESD_ZENER" H 3400 2500 20 0001 C CNN
1 3400 2550
0 1 1 0
$EndComp
$Comp
L C_MINI C14
U 1 1 494A53A3
P 4550 6950
F 0 "C14" V 4500 6900 30 0000 C CNN
F 1 "0.1uF" V 4600 6875 25 0000 C CNN
1 4550 6950
0 -1 1 0
$EndComp
$Comp
L L_MINI L2
U 1 1 494A537A
P 6200 4650
F 0 "L2" H 6125 4600 30 0000 C CNN
F 1 "Ferrite" H 6250 4600 22 0000 C CNN
1 6200 4650
1 0 0 1
$EndComp
$Comp
L GND #PWR068
U 1 1 494A52C9
P 7050 1250
F 0 "#PWR068" H 7050 1250 30 0001 C CNN
F 1 "GND" H 7050 1180 30 0001 C CNN
1 7050 1250
-1 0 0 -1
$EndComp
$Comp
L VCC #PWR069
U 1 1 494A52C8
P 6750 850
F 0 "#PWR069" H 6750 950 30 0001 C CNN
F 1 "VCC" H 6750 950 30 0000 C CNN
1 6750 850
-1 0 0 -1
$EndComp
$Comp
L SWITCH_PUSHBUTTON SW2
U 1 1 494A52C7
P 6900 1200
F 0 "SW2" H 6900 1150 30 0000 C CNN
F 1 "HWB" H 6900 1275 25 0000 C CNN
1 6900 1200
-1 0 0 -1
$EndComp
$Comp
L R_MINI R8
U 1 1 494A52C6
P 6750 1000
F 0 "R8" V 6700 950 25 0000 C CNN
F 1 "43k" V 6800 950 20 0000 C CNN
1 6750 1000
0 -1 1 0
$EndComp
$Comp
L GND #PWR070
U 1 1 494A528F
P 4200 1800
F 0 "#PWR070" H 4200 1800 30 0001 C CNN
F 1 "GND" H 4200 1730 30 0001 C CNN
1 4200 1800
1 0 0 -1
$EndComp
$Comp
L VCC #PWR071
U 1 1 494A5285
P 4500 1400
F 0 "#PWR071" H 4500 1500 30 0001 C CNN
F 1 "VCC" H 4500 1500 30 0000 C CNN
1 4500 1400
1 0 0 -1
$EndComp
$Comp
L SWITCH_PUSHBUTTON SW1
U 1 1 494A525F
P 4350 1750
F 0 "SW1" H 4350 1700 30 0000 C CNN
F 1 "RESET" H 4350 1825 25 0000 C CNN
1 4350 1750
1 0 0 -1
$EndComp
$Comp
L R_MINI R5
U 1 1 494A5258
P 4500 1550
F 0 "R5" V 4450 1500 25 0000 C CNN
F 1 "43k" V 4550 1500 20 0000 C CNN
1 4500 1550
0 1 1 0
$EndComp
$Comp
L C_MINI C10
U 1 1 494A51E2
P 4400 3050
F 0 "C10" V 4350 3100 30 0000 C CNN
F 1 "1uF" V 4450 3100 25 0000 C CNN
1 4400 3050
0 1 1 0
$EndComp
$Comp
L R_MINI R2
U 1 1 494A5137
P 4250 2350
F 0 "R2" H 4180 2400 25 0000 C CNN
F 1 "22" H 4320 2400 20 0000 C CNN
1 4250 2350
1 0 0 -1
$EndComp
$Comp
L R_MINI R1
U 1 1 494A512F
P 4250 2250
F 0 "R1" H 4180 2300 25 0000 C CNN
F 1 "22" H 4320 2300 20 0000 C CNN
1 4250 2250
1 0 0 -1
$EndComp
$Comp
L GND #PWR072
U 1 1 494A4EBD
P 5800 4950
F 0 "#PWR072" H 5800 4950 30 0001 C CNN
F 1 "GND" H 5800 4880 30 0001 C CNN
1 5800 4950
-1 0 0 -1
$EndComp
$Comp
L C_MINI C12
U 1 1 494A4EA2
P 6000 4750
F 0 "C12" V 5950 4700 30 0000 C CNN
F 1 "0.1uF" V 6050 4650 25 0000 C CNN
1 6000 4750
0 -1 1 0
$EndComp
$Comp
L VCC #PWR073
U 1 1 494A43B9
P 5550 1350
F 0 "#PWR073" H 5550 1450 30 0001 C CNN
F 1 "VCC" H 5550 1450 30 0000 C CNN
1 5550 1350
1 0 0 -1
$EndComp
$Comp
L GND #PWR074
U 1 1 494A43B0
P 4400 3200
F 0 "#PWR074" H 4400 3200 30 0001 C CNN
F 1 "GND" H 4400 3130 30 0001 C CNN
1 4400 3200
1 0 0 -1
$EndComp
Entry Wire Line
4500 4100 4600 4000
Entry Wire Line
4500 4000 4600 3900
Entry Wire Line
4500 3900 4600 3800
Entry Wire Line
4500 3800 4600 3700
Entry Wire Line
4500 3700 4600 3600
Entry Wire Line
4500 3600 4600 3500
Entry Wire Line
4500 3500 4600 3400
Entry Wire Line
4500 3400 4600 3300
Entry Wire Line
6500 2000 6600 2100
Entry Wire Line
6500 2100 6600 2200
Entry Wire Line
6500 1850 6600 1950
Entry Wire Line
6500 1750 6600 1850
Entry Wire Line
6500 3000 6600 3100
Entry Wire Line
6500 2900 6600 3000
Entry Wire Line
6500 2800 6600 2900
Entry Wire Line
6500 2700 6600 2800
Entry Wire Line
6500 2600 6600 2700
Entry Wire Line
6500 2500 6600 2600
Entry Wire Line
6500 2400 6600 2500
Entry Wire Line
6500 2300 6600 2400
Text Label 4600 3300 0 20 ~ 0
PB7
Text Label 4600 3400 0 20 ~ 0
PB6
Text Label 4600 3500 0 20 ~ 0
PB5
Text Label 4600 3600 0 20 ~ 0
PB4
Text Label 4600 3700 0 20 ~ 0
PB3
Text Label 4600 3800 0 20 ~ 0
PB2
Text Label 4600 3900 0 20 ~ 0
PB1
Text Label 4600 4000 0 20 ~ 0
PB0
Text Label 6500 3200 2 20 ~ 0
PF7
Text Label 6500 3300 2 20 ~ 0
PF6
Text Label 6500 3400 2 20 ~ 0
PF5
Text Label 6500 3500 2 20 ~ 0
PF4
Text Label 6500 3650 2 20 ~ 0
PF1
Text Label 6500 3750 2 20 ~ 0
PF0
Text Label 6500 2100 2 20 ~ 0
PC7
Text Label 6500 2000 2 20 ~ 0
PC6
Text Label 6500 2300 2 20 ~ 0
PD7
Text Label 6500 2400 2 20 ~ 0
PD6
Text Label 6500 2500 2 20 ~ 0
PD5
Text Label 6500 2600 2 20 ~ 0
PD4
Text Label 6500 2700 2 20 ~ 0
PD3
Text Label 6500 2800 2 20 ~ 0
PD2
Text Label 6500 2900 2 20 ~ 0
PD1
Text Label 6500 3000 2 20 ~ 0
PD0
Text Label 6500 1750 2 20 ~ 0
PE6
Text Label 6500 1850 2 20 ~ 0
PE2
$Comp
L VCC #PWR075
U 1 1 498FDBE0
P 4250 6750
F 0 "#PWR075" H 4250 6850 30 0001 C CNN
F 1 "VCC" H 4250 6850 30 0000 C CNN
1 4250 6750
1 0 0 -1
$EndComp
$Comp
L L_MINI L1
U 1 1 498FD909
P 3600 6850
F 0 "L1" H 3525 6800 30 0000 C CNN
F 1 "Ferrite" H 3650 6800 22 0000 C CNN
1 3600 6850
-1 0 0 1
$EndComp
$Comp
L C_MINI C6
U 1 1 498EEF77
P 3800 6950
F 0 "C6" V 3750 7000 30 0000 C CNN
F 1 "0.1uF" V 3850 7020 25 0000 C CNN
1 3800 6950
0 1 1 0
$EndComp
$Comp
L C_MINI C8
U 1 1 48BB90E5
P 4100 6950
F 0 "C8" V 4050 6990 30 0000 C CNN
F 1 "1uF" V 4150 7000 25 0000 C CNN
1 4100 6950
0 1 1 0
$EndComp
$Comp
L C_MINI C7
U 1 1 4893D53C
P 3950 6950
F 0 "C7" V 3900 6990 30 0000 C CNN
F 1 "0.1uF" V 4000 7025 25 0000 C CNN
1 3950 6950
0 1 1 0
$EndComp
Text Notes 1400 6250 0 40 ~ 0
Approximately 500mA in total is available
Text Notes 1400 6050 0 40 ~ 0
Jumper K1 selects between 5V and 3.3V operation
Text Notes 2800 7300 0 30 ~ 0
For a desired VO, need an R11 value of:
Text Notes 2800 7350 0 30 ~ 0
R11 = 43k((VO / 1.22) - 1)
Text Notes 950 7700 0 30 ~ 0
3.56-0.15 = 3.41, 3.56-0.4 = 3.16 which is within 3.3V +/-5% => 3.14...3.46
Text Notes 1600 6450 0 30 ~ 0
Vo = 1.22(1+(82.5k/43k)) = 3.56V
Text Notes 950 7650 0 30 ~ 0
Regulator should output 3.56V as MBR120VLSF has a forward voltage drop of about 0.15V-0.4V
$EndSCHEMATC
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