EESchema Schematic File Version 2
LIBS:power
LIBS:w_analog
LIBS:w_connectors
LIBS:w_device
LIBS:w_logic
LIBS:w_memory
LIBS:w_microcontrollers
LIBS:w_opto
LIBS:w_relay
LIBS:w_rtx
LIBS:w_transistor
LIBS:Atmega8
LIBS:keypad-cache
EELAYER 24 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 1 1
Title "hacklock i2c keypad"
Date "Sat 14 Sep 2013"
Rev "a"
Comp "q3k systems"
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L ATMEGA8 I1
U 1 1 523453C1
P 5300 3600
F 0 "I1" H 6000 5000 60  0000 C CNN
F 1 "ATMEGA8" H 5950 2150 60  0000 C CNN
F 2 "" H 5300 3600 60  0000 C CNN
F 3 "" H 5300 3600 60  0000 C CNN
	1    5300 3600
	1    0    0    -1  
$EndComp
$Comp
L HEADER_4 J4
U 1 1 5234583B
P 8550 4550
F 0 "J4" H 8550 4800 60  0000 C CNN
F 1 "I2C" H 8550 4300 60  0000 C CNN
F 2 "" H 8550 4550 60  0000 C CNN
F 3 "" H 8550 4550 60  0000 C CNN
	1    8550 4550
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR01
U 1 1 5234586C
P 8400 4900
F 0 "#PWR01" H 8400 4900 30  0001 C CNN
F 1 "GND" H 8400 4830 30  0001 C CNN
F 2 "" H 8400 4900 60  0000 C CNN
F 3 "" H 8400 4900 60  0000 C CNN
	1    8400 4900
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR02
U 1 1 5234588F
P 8400 4300
F 0 "#PWR02" H 8400 4390 20  0001 C CNN
F 1 "+5V" H 8400 4390 30  0000 C CNN
F 2 "" H 8400 4300 60  0000 C CNN
F 3 "" H 8400 4300 60  0000 C CNN
	1    8400 4300
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR03
U 1 1 523458CA
P 5300 5450
F 0 "#PWR03" H 5300 5450 30  0001 C CNN
F 1 "GND" H 5300 5380 30  0001 C CNN
F 2 "" H 5300 5450 60  0000 C CNN
F 3 "" H 5300 5450 60  0000 C CNN
	1    5300 5450
	1    0    0    -1  
$EndComp
$Comp
L C C2
U 1 1 52345968
P 5400 1600
F 0 "C2" H 5250 1600 50  0000 L CNN
F 1 "100n" H 5150 1550 50  0000 L CNN
F 2 "" H 5400 1600 60  0000 C CNN
F 3 "" H 5400 1600 60  0000 C CNN
	1    5400 1600
	1    0    0    -1  
$EndComp
$Comp
L C C3
U 1 1 5234597C
P 5600 1600
F 0 "C3" H 5650 1610 50  0000 L CNN
F 1 "100n" H 5650 1540 50  0000 L CNN
F 2 "" H 5600 1600 60  0000 C CNN
F 3 "" H 5600 1600 60  0000 C CNN
	1    5600 1600
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR04
U 1 1 52345A6B
P 5500 1700
F 0 "#PWR04" H 5500 1700 30  0001 C CNN
F 1 "GND" H 5500 1630 30  0001 C CNN
F 2 "" H 5500 1700 60  0000 C CNN
F 3 "" H 5500 1700 60  0000 C CNN
	1    5500 1700
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR05
U 1 1 52345A8D
P 5500 1900
F 0 "#PWR05" H 5500 1990 20  0001 C CNN
F 1 "+5V" H 5500 1990 30  0000 C CNN
F 2 "" H 5500 1900 60  0000 C CNN
F 3 "" H 5500 1900 60  0000 C CNN
	1    5500 1900
	1    0    0    -1  
$EndComp
$Comp
L LED LD1
U 1 1 52345AEA
P 7150 3700
F 0 "LD1" H 7300 3750 40  0000 C CNN
F 1 "GREEN" H 7150 3750 40  0000 C CNN
F 2 "" H 7150 3700 60  0000 C CNN
F 3 "" H 7150 3700 60  0000 C CNN
	1    7150 3700
	1    0    0    -1  
$EndComp
$Comp
L LED LD2
U 1 1 52345B0B
P 7150 3800
F 0 "LD2" H 7300 3700 40  0000 C CNN
F 1 "RED" H 7150 3700 40  0000 C CNN
F 2 "" H 7150 3800 60  0000 C CNN
F 3 "" H 7150 3800 60  0000 C CNN
	1    7150 3800
	1    0    0    -1  
$EndComp
$Comp
L R R5
U 1 1 52345C34
P 7500 3700
F 0 "R5" V 7550 3600 50  0000 C CNN
F 1 "220" V 7550 3750 50  0000 C CNN
F 2 "" H 7500 3700 60  0000 C CNN
F 3 "" H 7500 3700 60  0000 C CNN
	1    7500 3700
	0    -1   -1   0   
$EndComp
$Comp
L R R6
U 1 1 52345C55
P 7500 3800
F 0 "R6" V 7550 3700 50  0000 C CNN
F 1 "220" V 7550 3850 50  0000 C CNN
F 2 "" H 7500 3800 60  0000 C CNN
F 3 "" H 7500 3800 60  0000 C CNN
	1    7500 3800
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR06
U 1 1 52345C60
P 7650 3850
F 0 "#PWR06" H 7650 3850 30  0001 C CNN
F 1 "GND" H 7650 3780 30  0001 C CNN
F 2 "" H 7650 3850 60  0000 C CNN
F 3 "" H 7650 3850 60  0000 C CNN
	1    7650 3850
	1    0    0    -1  
$EndComp
$Comp
L BUZZER BZ1
U 1 1 52345D80
P 7850 3850
F 0 "BZ1" H 7925 3900 50  0000 L CNN
F 1 "BUZZER" H 7925 3800 50  0000 L CNN
F 2 "" H 7850 3850 60  0000 C CNN
F 3 "" H 7850 3850 60  0000 C CNN
	1    7850 3850
	1    0    0    1   
$EndComp
$Comp
L C C1
U 1 1 52345F13
P 5200 1800
F 0 "C1" H 5050 1800 50  0000 L CNN
F 1 "100n" H 4950 1750 50  0000 L CNN
F 2 "" H 5200 1800 60  0000 C CNN
F 3 "" H 5200 1800 60  0000 C CNN
	1    5200 1800
	1    0    0    -1  
$EndComp
$Comp
L SW_PUSH SW1
U 1 1 52346178
P 6900 4800
F 0 "SW1" H 6910 4920 50  0000 C CNN
F 1 "SW_PUSH" H 6900 4720 50  0000 C CNN
F 2 "" H 6900 4800 60  0000 C CNN
F 3 "" H 6900 4800 60  0000 C CNN
	1    6900 4800
	0    1    1    0   
$EndComp
$Comp
L R R4
U 1 1 5234618A
P 7100 4550
F 0 "R4" V 7150 4450 50  0000 C CNN
F 1 "40k" V 7150 4600 50  0000 C CNN
F 2 "" H 7100 4550 60  0000 C CNN
F 3 "" H 7100 4550 60  0000 C CNN
	1    7100 4550
	0    -1   -1   0   
$EndComp
$Comp
L GND #PWR07
U 1 1 5234619A
P 7250 4600
F 0 "#PWR07" H 7250 4600 30  0001 C CNN
F 1 "GND" H 7250 4530 30  0001 C CNN
F 2 "" H 7250 4600 60  0000 C CNN
F 3 "" H 7250 4600 60  0000 C CNN
	1    7250 4600
	1    0    0    -1  
$EndComp
$Comp
L +5V #PWR08
U 1 1 52346297
P 7150 4950
F 0 "#PWR08" H 7150 5040 20  0001 C CNN
F 1 "+5V" H 7150 5040 30  0000 C CNN
F 2 "" H 7150 4950 60  0000 C CNN
F 3 "" H 7150 4950 60  0000 C CNN
	1    7150 4950
	1    0    0    -1  
$EndComp
$Comp
L HEADER_6 J2
U 1 1 523469B0
P 2700 3500
F 0 "J2" H 2700 3850 60  0000 C CNN
F 1 "HEADER_6" H 2700 3150 60  0000 C CNN
F 2 "" H 2700 3500 60  0000 C CNN
F 3 "" H 2700 3500 60  0000 C CNN
	1    2700 3500
	-1   0    0    1   
$EndComp
$Comp
L HEADER_6 J1
U 1 1 52346A13
P 2700 2700
F 0 "J1" H 2700 3050 60  0000 C CNN
F 1 "HEADER_6" H 2700 2350 60  0000 C CNN
F 2 "" H 2700 2700 60  0000 C CNN
F 3 "" H 2700 2700 60  0000 C CNN
	1    2700 2700
	-1   0    0    1   
$EndComp
Wire Wire Line
	6500 4250 7800 4250
Wire Wire Line
	7800 4250 7800 4500
Wire Wire Line
	7800 4500 8450 4500
Wire Wire Line
	6500 4350 7700 4350
Wire Wire Line
	7700 4350 7700 4600
Wire Wire Line
	7700 4600 8450 4600
Wire Wire Line
	8400 4300 8400 4400
Wire Wire Line
	8400 4400 8450 4400
Wire Wire Line
	8450 4700 8400 4700
Wire Wire Line
	8400 4700 8400 4900
Wire Wire Line
	5100 5350 5500 5350
Wire Wire Line
	5100 5350 5100 5250
Wire Wire Line
	5300 5250 5300 5450
Wire Wire Line
	5500 5350 5500 5250
Connection ~ 5300 5350
Wire Wire Line
	5400 1700 5400 2050
Wire Wire Line
	5600 2050 5600 1700
Wire Wire Line
	5200 1450 5600 1450
Wire Wire Line
	5600 1450 5600 1550
Wire Wire Line
	5400 1450 5400 1550
Wire Wire Line
	5500 1450 5500 1700
Connection ~ 5500 1450
Wire Wire Line
	5200 2000 5600 2000
Wire Wire Line
	5500 2000 5500 1900
Connection ~ 5600 2000
Connection ~ 5400 2000
Connection ~ 5500 2000
Wire Wire Line
	6500 3850 6750 3850
Wire Wire Line
	6750 3850 6750 3700
Wire Wire Line
	6750 3700 7100 3700
Wire Wire Line
	6500 3950 6850 3950
Wire Wire Line
	6850 3950 6850 3800
Wire Wire Line
	6850 3800 7100 3800
Wire Wire Line
	7250 3700 7400 3700
Wire Wire Line
	7250 3800 7400 3800
Wire Wire Line
	7600 3700 7650 3700
Wire Wire Line
	7650 3700 7650 3850
Wire Wire Line
	7600 3800 7800 3800
Connection ~ 7650 3800
Wire Wire Line
	6500 4050 7800 4050
Wire Wire Line
	7800 4050 7800 3900
Wire Wire Line
	5200 1900 5200 2050
Connection ~ 5200 2000
Wire Wire Line
	5200 1750 5200 1450
Connection ~ 5400 1450
Wire Wire Line
	6500 4150 6900 4150
Wire Wire Line
	6900 4150 6900 4650
Wire Wire Line
	7000 4550 6900 4550
Connection ~ 6900 4550
Wire Wire Line
	7200 4550 7250 4550
Wire Wire Line
	7250 4550 7250 4600
Wire Wire Line
	6900 4950 6900 5000
Wire Wire Line
	6900 5000 7150 5000
Wire Wire Line
	7150 5000 7150 4950
Wire Wire Line
	2800 3250 4100 3250
Wire Wire Line
	2800 3350 4100 3350
Wire Wire Line
	2800 3450 4100 3450
Wire Wire Line
	2800 3550 4100 3550
Wire Wire Line
	2800 2650 3600 2650
Wire Wire Line
	3600 2650 3600 2850
Wire Wire Line
	3600 2850 4100 2850
Wire Wire Line
	2800 2750 3500 2750
Wire Wire Line
	3500 2750 3500 2950
Wire Wire Line
	3500 2950 4100 2950
Wire Wire Line
	2800 2850 3400 2850
Wire Wire Line
	3400 2850 3400 3050
Wire Wire Line
	3400 3050 4100 3050
Wire Wire Line
	4100 3150 3300 3150
Wire Wire Line
	3300 3150 3300 2950
Wire Wire Line
	3300 2950 2800 2950
$Comp
L HEADER_3X2 J3
U 1 1 52347078
P 7450 2450
F 0 "J3" H 7450 2650 60  0000 C CNN
F 1 "ISP" H 7450 2250 60  0000 C CNN
F 2 "" H 7450 2450 60  0000 C CNN
F 3 "" H 7450 2450 60  0000 C CNN
	1    7450 2450
	1    0    0    -1  
$EndComp
Wire Wire Line
	6500 3250 7050 3250
Wire Wire Line
	7050 3250 7050 2350
Wire Wire Line
	7050 2350 7300 2350
Wire Wire Line
	6500 3350 7150 3350
Wire Wire Line
	7150 3350 7150 2450
Wire Wire Line
	7150 2450 7300 2450
Wire Wire Line
	6500 4450 6600 4450
Wire Wire Line
	6600 2550 6600 4550
Wire Wire Line
	6600 2550 7300 2550
Wire Wire Line
	6500 3150 7700 3150
Wire Wire Line
	7700 3150 7700 2450
Wire Wire Line
	7700 2450 7600 2450
$Comp
L +5V #PWR012
U 1 1 523471FC
P 7650 2300
F 0 "#PWR012" H 7650 2390 20  0001 C CNN
F 1 "+5V" H 7650 2390 30  0000 C CNN
F 2 "" H 7650 2300 60  0000 C CNN
F 3 "" H 7650 2300 60  0000 C CNN
	1    7650 2300
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR013
U 1 1 52347207
P 7650 2750
F 0 "#PWR013" H 7650 2750 30  0001 C CNN
F 1 "GND" H 7650 2680 30  0001 C CNN
F 2 "" H 7650 2750 60  0000 C CNN
F 3 "" H 7650 2750 60  0000 C CNN
	1    7650 2750
	1    0    0    -1  
$EndComp
Wire Wire Line
	7600 2350 7650 2350
Wire Wire Line
	7650 2350 7650 2300
Wire Wire Line
	7600 2550 7650 2550
Wire Wire Line
	7650 2550 7650 2750
$Comp
L R R3
U 1 1 5234744D
P 6600 4650
F 0 "R3" V 6650 4550 50  0000 C CNN
F 1 "40k" V 6650 4700 50  0000 C CNN
F 2 "" H 6600 4650 60  0000 C CNN
F 3 "" H 6600 4650 60  0000 C CNN
	1    6600 4650
	-1   0    0    1   
$EndComp
$Comp
L +5V #PWR014
U 1 1 52347458
P 6400 4750
F 0 "#PWR014" H 6400 4840 20  0001 C CNN
F 1 "+5V" H 6400 4840 30  0000 C CNN
F 2 "" H 6400 4750 60  0000 C CNN
F 3 "" H 6400 4750 60  0000 C CNN
	1    6400 4750
	1    0    0    -1  
$EndComp
Connection ~ 6600 4450
Wire Wire Line
	6600 4750 6600 4800
Wire Wire Line
	6600 4800 6400 4800
Wire Wire Line
	6400 4800 6400 4750
$Comp
L CRYSTAL X1
U 1 1 523475ED
P 6750 3500
F 0 "X1" H 6750 3600 60  0000 C CNN
F 1 "CRYSTAL" H 6750 3400 60  0000 C CNN
F 2 "" H 6750 3500 60  0000 C CNN
F 3 "" H 6750 3500 60  0000 C CNN
	1    6750 3500
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6500 3550 7250 3550
$Comp
L C C4
U 1 1 523476D6
P 7400 3300
F 0 "C4" V 7500 3250 50  0000 L CNN
F 1 "22p" V 7500 3100 50  0000 L CNN
F 2 "" H 7400 3300 60  0000 C CNN
F 3 "" H 7400 3300 60  0000 C CNN
	1    7400 3300
	0    -1   -1   0   
$EndComp
$Comp
L C C5
U 1 1 52347773
P 7400 3400
F 0 "C5" V 7300 3400 50  0000 L CNN
F 1 "22p" V 7300 3250 50  0000 L CNN
F 2 "" H 7400 3400 60  0000 C CNN
F 3 "" H 7400 3400 60  0000 C CNN
	1    7400 3400
	0    -1   -1   0   
$EndComp
Wire Wire Line
	6500 3450 7200 3450
Wire Wire Line
	7200 3450 7200 3300
Wire Wire Line
	7200 3300 7350 3300
Connection ~ 6750 3450
Wire Wire Line
	7250 3550 7250 3400
Wire Wire Line
	7250 3400 7350 3400
Connection ~ 6750 3550
$Comp
L GND #PWR015
U 1 1 52347B4B
P 7600 3500
F 0 "#PWR015" H 7600 3500 30  0001 C CNN
F 1 "GND" H 7600 3430 30  0001 C CNN
F 2 "" H 7600 3500 60  0000 C CNN
F 3 "" H 7600 3500 60  0000 C CNN
	1    7600 3500
	1    0    0    -1  
$EndComp
Wire Wire Line
	7500 3400 7600 3400
Wire Wire Line
	7600 3300 7600 3500
Wire Wire Line
	7500 3300 7600 3300
Connection ~ 7600 3400
NoConn ~ 6500 2850
NoConn ~ 6500 2950
NoConn ~ 6500 3050
NoConn ~ 5000 2050
$EndSCHEMATC