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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: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:maxim
LIBS:misc
LIBS:reflowboard-cache
EELAYER 27 0
EELAYER END
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P 5900 6100
F 0 "#PWR022" H 5900 6100 30 0001 C CNN
F 1 "GND" H 5900 6030 30 0001 C CNN
F 2 "" H 5900 6100 60 0000 C CNN
F 3 "" H 5900 6100 60 0000 C CNN
1 5900 6100
1 0 0 -1
$EndComp
$Comp
L GND #PWR023
U 1 1 557AE767
P 7650 6100
F 0 "#PWR023" H 7650 6100 30 0001 C CNN
F 1 "GND" H 7650 6030 30 0001 C CNN
F 2 "" H 7650 6100 60 0000 C CNN
F 3 "" H 7650 6100 60 0000 C CNN
1 7650 6100
1 0 0 -1
$EndComp
Connection ~ 7650 5900
Connection ~ 5900 5900
$Comp
L R R10
U 1 1 557AE8B7
P 6525 2950
F 0 "R10" V 6605 2950 40 0000 C CNN
F 1 "1K" V 6532 2951 40 0000 C CNN
F 2 "~" V 6455 2950 30 0000 C CNN
F 3 "~" H 6525 2950 30 0000 C CNN
1 6525 2950
0 -1 -1 0
$EndComp
$Comp
L SPEAKER SP1
U 1 1 557AE982
P 7075 3050
F 0 "SP1" H 6975 3300 70 0000 C CNN
F 1 "PIEZO" H 6975 2800 70 0000 C CNN
F 2 "~" H 7075 3050 60 0000 C CNN
F 3 "~" H 7075 3050 60 0000 C CNN
1 7075 3050
1 0 0 -1
$EndComp
Wire Wire Line
6200 2950 6275 2950
$Comp
L GND #PWR024
U 1 1 557AEA6D
P 6650 3200
F 0 "#PWR024" H 6650 3200 30 0001 C CNN
F 1 "GND" H 6650 3130 30 0001 C CNN
F 2 "" H 6650 3200 60 0000 C CNN
F 3 "" H 6650 3200 60 0000 C CNN
1 6650 3200
1 0 0 -1
$EndComp
Wire Wire Line
6775 3150 6650 3150
Wire Wire Line
6650 3150 6650 3200
$Comp
L NCP1117ST33T3G U3
U 1 1 557AF494
P 8250 3050
F 0 "U3" H 8250 3300 40 0000 C CNN
F 1 "NCP1117ST33T3G" H 8250 3250 40 0000 C CNN
F 2 "" H 8250 3050 60 0000 C CNN
F 3 "" H 8250 3050 60 0000 C CNN
1 8250 3050
1 0 0 -1
$EndComp
$Comp
L BARREL_JACK CON1
U 1 1 557AF4B7
P 8350 2400
F 0 "CON1" H 8350 2650 60 0000 C CNN
F 1 "5V_IN" H 8350 2200 60 0000 C CNN
F 2 "" H 8350 2400 60 0000 C CNN
F 3 "" H 8350 2400 60 0000 C CNN
1 8350 2400
-1 0 0 1
$EndComp
Wire Wire Line
8050 2500 7750 2500
Wire Wire Line
7750 2500 7750 3000
Wire Wire Line
7750 3000 7850 3000
$Comp
L GND #PWR025
U 1 1 557AF521
P 7600 2500
F 0 "#PWR025" H 7600 2500 30 0001 C CNN
F 1 "GND" H 7600 2430 30 0001 C CNN
F 2 "" H 7600 2500 60 0000 C CNN
F 3 "" H 7600 2500 60 0000 C CNN
1 7600 2500
1 0 0 -1
$EndComp
Wire Wire Line
8050 2300 8050 2400
Wire Wire Line
8050 2350 7600 2350
Wire Wire Line
7600 2350 7600 2500
Connection ~ 8050 2350
$Comp
L +5V #PWR026
U 1 1 557AF5D7
P 7750 2500
F 0 "#PWR026" H 7750 2590 20 0001 C CNN
F 1 "+5V" H 7750 2590 30 0000 C CNN
F 2 "" H 7750 2500 60 0000 C CNN
F 3 "" H 7750 2500 60 0000 C CNN
1 7750 2500
1 0 0 -1
$EndComp
Connection ~ 7750 2500
$Comp
L GND #PWR027
U 1 1 557AF5F0
P 8400 3475
F 0 "#PWR027" H 8400 3475 30 0001 C CNN
F 1 "GND" H 8400 3405 30 0001 C CNN
F 2 "" H 8400 3475 60 0000 C CNN
F 3 "" H 8400 3475 60 0000 C CNN
1 8400 3475
1 0 0 -1
$EndComp
Wire Wire Line
8650 3400 7850 3400
Connection ~ 8250 3400
Connection ~ 7850 3000
Connection ~ 8650 3000
Wire Wire Line
8650 3000 8850 3000
$Comp
L VCC #PWR028
U 1 1 557AF736
P 8850 3000
F 0 "#PWR028" H 8850 3100 30 0001 C CNN
F 1 "VCC" H 8850 3100 30 0000 C CNN
F 2 "" H 8850 3000 60 0000 C CNN
F 3 "" H 8850 3000 60 0000 C CNN
1 8850 3000
1 0 0 -1
$EndComp
$Comp
L CP1 C9
U 1 1 557AF74A
P 7850 3200
F 0 "C9" H 7900 3300 50 0000 L CNN
F 1 "10uF" H 7900 3100 50 0000 L CNN
F 2 "~" H 7850 3200 60 0000 C CNN
F 3 "~" H 7850 3200 60 0000 C CNN
1 7850 3200
1 0 0 -1
$EndComp
$Comp
L CP1 C10
U 1 1 557AF759
P 8650 3200
F 0 "C10" H 8700 3300 50 0000 L CNN
F 1 "22uF" H 8700 3100 50 0000 L CNN
F 2 "~" H 8650 3200 60 0000 C CNN
F 3 "~" H 8650 3200 60 0000 C CNN
1 8650 3200
1 0 0 -1
$EndComp
NoConn ~ 6200 2400
NoConn ~ 6200 2500
NoConn ~ 6200 2600
NoConn ~ 6200 2700
NoConn ~ 6200 2850
NoConn ~ 6200 3550
NoConn ~ 6200 3700
NoConn ~ 6200 3800
NoConn ~ 6200 3900
NoConn ~ 6200 4000
NoConn ~ 6200 4400
Wire Wire Line
2000 2875 1900 2875
Connection ~ 1900 2875
Connection ~ 1550 2675
$Comp
L PWR_FLAG #FLG029
U 1 1 557AFCB2
P 7900 2500
F 0 "#FLG029" H 7900 2595 30 0001 C CNN
F 1 "PWR_FLAG" H 7900 2680 30 0000 C CNN
F 2 "" H 7900 2500 60 0000 C CNN
F 3 "" H 7900 2500 60 0000 C CNN
1 7900 2500
-1 0 0 1
$EndComp
$Comp
L PWR_FLAG #FLG030
U 1 1 557AFCC1
P 7600 2350
F 0 "#FLG030" H 7600 2445 30 0001 C CNN
F 1 "PWR_FLAG" H 7600 2530 30 0000 C CNN
F 2 "" H 7600 2350 60 0000 C CNN
F 3 "" H 7600 2350 60 0000 C CNN
1 7600 2350
1 0 0 -1
$EndComp
Connection ~ 7900 2500
Connection ~ 7600 2350
$Comp
L VAA #PWR031
U 1 1 557AFD7B
P 8750 3000
F 0 "#PWR031" H 8750 3060 30 0001 C CNN
F 1 "VAA" H 8750 3110 30 0000 C CNN
F 2 "" H 8750 3000 60 0000 C CNN
F 3 "" H 8750 3000 60 0000 C CNN
1 8750 3000
1 0 0 -1
$EndComp
$Comp
L AGND #PWR032
U 1 1 557AFD8A
P 8100 3475
F 0 "#PWR032" H 8100 3475 40 0001 C CNN
F 1 "AGND" H 8100 3405 50 0000 C CNN
F 2 "" H 8100 3475 60 0000 C CNN
F 3 "" H 8100 3475 60 0000 C CNN
1 8100 3475
1 0 0 -1
$EndComp
Wire Wire Line
8100 3475 8100 3400
Connection ~ 8100 3400
Wire Wire Line
8400 3400 8400 3475
Connection ~ 8400 3400
Wire Wire Line
8250 3300 8250 3400
Connection ~ 8750 3000
$Comp
L CONN_1 P1
U 1 1 557B51F1
P 1275 2675
F 0 "P1" H 1355 2675 40 0000 L CNN
F 1 "T-" H 1275 2730 30 0001 C CNN
F 2 "" H 1275 2675 60 0000 C CNN
F 3 "" H 1275 2675 60 0000 C CNN
1 1275 2675
-1 0 0 1
$EndComp
$Comp
L CONN_1 P5
U 1 1 557B5200
P 1275 2875
F 0 "P5" H 1355 2875 40 0000 L CNN
F 1 "T+" H 1275 2930 30 0001 C CNN
F 2 "" H 1275 2875 60 0000 C CNN
F 3 "" H 1275 2875 60 0000 C CNN
1 1275 2875
-1 0 0 1
$EndComp
$EndSCHEMATC