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: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:arduino
LIBS:i2c
LIBS:kub-kar-timer-cache
EELAYER 25 0
EELAYER END
$Descr USLetter 11000 8500
encoding utf-8
Sheet 1 1
Title "Jeff's Inept Kub Kar Timer"
Date "2016-02-14"
Rev "1.0"
Comp "Jeff Clement"
Comment1 "A simple Kub Kar track timer."
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L +9V #PWR?
U 1 1 56C0C7BC
P 4500 2650
F 0 "#PWR?" H 4500 2500 50  0001 C CNN
F 1 "+9V" H 4500 2790 50  0000 C CNN
F 2 "" H 4500 2650 50  0000 C CNN
F 3 "" H 4500 2650 50  0000 C CNN
	1    4500 2650
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR?
U 1 1 56C0C7D4
P 4650 5350
F 0 "#PWR?" H 4650 5100 50  0001 C CNN
F 1 "GND" H 4650 5200 50  0000 C CNN
F 2 "" H 4650 5350 50  0000 C CNN
F 3 "" H 4650 5350 50  0000 C CNN
	1    4650 5350
	1    0    0    -1  
$EndComp
$Comp
L SPST SW_CAR4
U 1 1 56C0C8B1
P 6600 3100
F 0 "SW_CAR4" H 6600 3200 50  0000 C CNN
F 1 "SPST" H 6600 3000 50  0000 C CNN
F 2 "" H 6600 3100 50  0000 C CNN
F 3 "" H 6600 3100 50  0000 C CNN
	1    6600 3100
	1    0    0    -1  
$EndComp
$Comp
L SPST SW_CAR3
U 1 1 56C0C983
P 6600 3500
F 0 "SW_CAR3" H 6600 3600 50  0000 C CNN
F 1 "SPST" H 6600 3400 50  0000 C CNN
F 2 "" H 6600 3500 50  0000 C CNN
F 3 "" H 6600 3500 50  0000 C CNN
	1    6600 3500
	1    0    0    -1  
$EndComp
$Comp
L SPST SW_CAR2
U 1 1 56C0CA25
P 6600 3900
F 0 "SW_CAR2" H 6600 4000 50  0000 C CNN
F 1 "SPST" H 6600 3800 50  0000 C CNN
F 2 "" H 6600 3900 50  0000 C CNN
F 3 "" H 6600 3900 50  0000 C CNN
	1    6600 3900
	1    0    0    -1  
$EndComp
$Comp
L SPST SW_CAR1
U 1 1 56C0CA61
P 6600 4300
F 0 "SW_CAR1" H 6600 4400 50  0000 C CNN
F 1 "SPST" H 6600 4200 50  0000 C CNN
F 2 "" H 6600 4300 50  0000 C CNN
F 3 "" H 6600 4300 50  0000 C CNN
	1    6600 4300
	1    0    0    -1  
$EndComp
$Comp
L SPST SW_RESET
U 1 1 56C0CAA5
P 6600 4650
F 0 "SW_RESET" H 6600 4750 50  0000 C CNN
F 1 "SPST" H 6600 4550 50  0000 C CNN
F 2 "" H 6600 4650 50  0000 C CNN
F 3 "" H 6600 4650 50  0000 C CNN
	1    6600 4650
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR?
U 1 1 56C0CC05
P 7200 4900
F 0 "#PWR?" H 7200 4650 50  0001 C CNN
F 1 "GND" H 7200 4750 50  0000 C CNN
F 2 "" H 7200 4900 50  0000 C CNN
F 3 "" H 7200 4900 50  0000 C CNN
	1    7200 4900
	1    0    0    -1  
$EndComp
$Comp
L arduino_mini U?
U 1 1 56C0CBA5
P 4650 3800
F 0 "U?" H 5150 2850 70  0000 C CNN
F 1 "arduino_mini" H 5400 2750 70  0000 C CNN
F 2 "DIL20" H 4650 3750 60  0000 C CNN
F 3 "" H 4650 3800 60  0000 C CNN
	1    4650 3800
	1    0    0    -1  
$EndComp
$Comp
L 20x4_LCD_I2C U?
U 1 1 56C0D305
P 8650 -550
F 0 "U?" H 6850 -3250 60  0000 C CNN
F 1 "20x4_LCD_I2C" H 6850 -3250 60  0000 C CNN
F 2 "" H 6850 -3250 60  0000 C CNN
F 3 "" H 6850 -3250 60  0000 C CNN
	1    8650 -550
	1    0    0    -1  
$EndComp
Wire Wire Line
	7200 4650 7100 4650
Wire Wire Line
	7200 3100 7200 4900
Wire Wire Line
	7100 4300 7200 4300
Connection ~ 7200 4650
Wire Wire Line
	7100 3900 7200 3900
Connection ~ 7200 4300
Wire Wire Line
	7100 3500 7200 3500
Connection ~ 7200 3900
Wire Wire Line
	7100 3100 7200 3100
Connection ~ 7200 3500
Wire Wire Line
	6100 4650 5750 4650
Wire Wire Line
	5750 4650 5750 4400
Wire Wire Line
	5750 4400 5350 4400
Wire Wire Line
	5350 4300 6100 4300
Wire Wire Line
	6100 3900 6100 4200
Wire Wire Line
	6100 4200 5350 4200
Wire Wire Line
	5350 4100 6000 4100
Wire Wire Line
	6000 4100 6000 3500
Wire Wire Line
	6000 3500 6100 3500
Wire Wire Line
	5350 3850 5900 3850
Wire Wire Line
	5900 3850 5900 3100
Wire Wire Line
	5900 3100 6100 3100
Wire Wire Line
	5850 1600 4650 1600
Wire Wire Line
	4650 1600 4650 2650
Wire Wire Line
	5850 1700 3350 1700
Wire Wire Line
	3350 1700 3350 4000
Wire Wire Line
	3350 4000 3950 4000
Wire Wire Line
	5850 1800 3450 1800
Wire Wire Line
	3450 1800 3450 4100
Wire Wire Line
	3450 4100 3950 4100
$Comp
L GND #PWR?
U 1 1 56C0D6EE
P 5850 1950
F 0 "#PWR?" H 5850 1700 50  0001 C CNN
F 1 "GND" H 5850 1800 50  0000 C CNN
F 2 "" H 5850 1950 50  0000 C CNN
F 3 "" H 5850 1950 50  0000 C CNN
	1    5850 1950
	1    0    0    -1  
$EndComp
$EndSCHEMATC