Matrix_keypad.sch

EESchema Schematic File Version 2
LIBS:power
LIBS:device
LIBS:switches
LIBS:transistors
LIBS:conn
LIBS:linear
LIBS:regul
LIBS:74xx
LIBS:microcontrollers
LIBS:microchip
LIBS:analog_switches
LIBS:interface
LIBS:siliconi
LIBS:opto
LIBS:atmel
LIBS:contrib
LIBS:indic_sssr
LIBS:misc_sssr
LIBS:misc_components
LIBS:diode
LIBS:VFD_calc-cache
EELAYER 25 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 26 27
Title ""
Date ""
Rev ""
Comp ""
Comment1 ""
Comment2 ""
Comment3 ""
Comment4 ""
$EndDescr
$Comp
L SW_Push_45deg SW2
U 1 1 5AB215F6
P 5700 2400
F 0 "SW2" H 5820 2440 50  0000 L CNN
F 1 "SW_Push_45deg" H 5700 2250 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 5700 2400 50  0001 C CNN
F 3 "" H 5700 2400 50  0001 C CNN
	1    5700 2400
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW6
U 1 1 5AB216CD
P 6300 2375
F 0 "SW6" H 6420 2415 50  0000 L CNN
F 1 "SW_Push_45deg" H 6300 2225 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 6300 2375 50  0001 C CNN
F 3 "" H 6300 2375 50  0001 C CNN
	1    6300 2375
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW10
U 1 1 5AB21715
P 6900 2375
F 0 "SW10" H 7020 2415 50  0000 L CNN
F 1 "SW_Push_45deg" H 6900 2225 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 6900 2375 50  0001 C CNN
F 3 "" H 6900 2375 50  0001 C CNN
	1    6900 2375
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW14
U 1 1 5AB21738
P 7500 2375
F 0 "SW14" H 7620 2415 50  0000 L CNN
F 1 "SW_Push_45deg" H 7500 2225 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 7500 2375 50  0001 C CNN
F 3 "" H 7500 2375 50  0001 C CNN
	1    7500 2375
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW17
U 1 1 5AB21769
P 8150 2375
F 0 "SW17" H 8270 2415 50  0000 L CNN
F 1 "SW_Push_45deg" H 8150 2225 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 8150 2375 50  0001 C CNN
F 3 "" H 8150 2375 50  0001 C CNN
	1    8150 2375
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW3
U 1 1 5AB217DF
P 5700 2900
F 0 "SW3" H 5820 2940 50  0000 L CNN
F 1 "SW_Push_45deg" H 5700 2750 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 5700 2900 50  0001 C CNN
F 3 "" H 5700 2900 50  0001 C CNN
	1    5700 2900
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW7
U 1 1 5AB21808
P 6300 2900
F 0 "SW7" H 6420 2940 50  0000 L CNN
F 1 "SW_Push_45deg" H 6300 2750 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 6300 2900 50  0001 C CNN
F 3 "" H 6300 2900 50  0001 C CNN
	1    6300 2900
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW11
U 1 1 5AB21847
P 6900 2900
F 0 "SW11" H 7020 2940 50  0000 L CNN
F 1 "SW_Push_45deg" H 6900 2750 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 6900 2900 50  0001 C CNN
F 3 "" H 6900 2900 50  0001 C CNN
	1    6900 2900
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW15
U 1 1 5AB218B0
P 7500 2900
F 0 "SW15" H 7620 2940 50  0000 L CNN
F 1 "SW_Push_45deg" H 7500 2750 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 7500 2900 50  0001 C CNN
F 3 "" H 7500 2900 50  0001 C CNN
	1    7500 2900
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW18
U 1 1 5AB2192E
P 8150 2900
F 0 "SW18" H 8270 2940 50  0000 L CNN
F 1 "SW_Push_45deg" H 8150 2750 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 8150 2900 50  0001 C CNN
F 3 "" H 8150 2900 50  0001 C CNN
	1    8150 2900
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW4
U 1 1 5AB21E96
P 5700 3400
F 0 "SW4" H 5820 3440 50  0000 L CNN
F 1 "SW_Push_45deg" H 5700 3250 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 5700 3400 50  0001 C CNN
F 3 "" H 5700 3400 50  0001 C CNN
	1    5700 3400
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW8
U 1 1 5AB21E9C
P 6300 3400
F 0 "SW8" H 6420 3440 50  0000 L CNN
F 1 "SW_Push_45deg" H 6300 3250 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 6300 3400 50  0001 C CNN
F 3 "" H 6300 3400 50  0001 C CNN
	1    6300 3400
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW12
U 1 1 5AB21EA2
P 6900 3400
F 0 "SW12" H 7020 3440 50  0000 L CNN
F 1 "SW_Push_45deg" H 6900 3250 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 6900 3400 50  0001 C CNN
F 3 "" H 6900 3400 50  0001 C CNN
	1    6900 3400
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW16
U 1 1 5AB21EA8
P 7500 3400
F 0 "SW16" H 7620 3440 50  0000 L CNN
F 1 "SW_Push_45deg" H 7500 3250 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 7500 3400 50  0001 C CNN
F 3 "" H 7500 3400 50  0001 C CNN
	1    7500 3400
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW19
U 1 1 5AB21EAE
P 8150 3400
F 0 "SW19" H 8270 3440 50  0000 L CNN
F 1 "SW_Push_45deg" H 8150 3250 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 8150 3400 50  0001 C CNN
F 3 "" H 8150 3400 50  0001 C CNN
	1    8150 3400
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW5
U 1 1 5AB21FA9
P 5700 3900
F 0 "SW5" H 5820 3940 50  0000 L CNN
F 1 "SW_Push_45deg" H 5700 3750 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 5700 3900 50  0001 C CNN
F 3 "" H 5700 3900 50  0001 C CNN
	1    5700 3900
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW9
U 1 1 5AB21FAF
P 6300 3900
F 0 "SW9" H 6420 3940 50  0000 L CNN
F 1 "SW_Push_45deg" H 6300 3750 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 6300 3900 50  0001 C CNN
F 3 "" H 6300 3900 50  0001 C CNN
	1    6300 3900
	1    0    0    -1  
$EndComp
$Comp
L SW_Push_45deg SW13
U 1 1 5AB21FB5
P 6900 3900
F 0 "SW13" H 7020 3940 50  0000 L CNN
F 1 "SW_Push_45deg" H 6900 3750 50  0000 C CNN
F 2 "Buttons_Switches_SMD:SW_SPST_PTS645" H 6900 3900 50  0001 C CNN
F 3 "" H 6900 3900 50  0001 C CNN
	1    6900 3900
	1    0    0    -1  
$EndComp
Wire Wire Line
	5150 3700 8250 3700
Wire Wire Line
	5150 3175 8250 3175
Wire Wire Line
	5150 2675 8250 2675
Wire Wire Line
	8250 3175 8250 3000
Wire Wire Line
	7600 3000 7600 3175
Connection ~ 7600 3175
Wire Wire Line
	7000 3000 7000 3175
Connection ~ 7000 3175
Wire Wire Line
	6400 3000 6400 3175
Connection ~ 6400 3175
Wire Wire Line
	5800 3000 5800 3175
Connection ~ 5800 3175
Wire Wire Line
	5800 2500 5800 2675
Connection ~ 5800 2675
Wire Wire Line
	6400 2475 6400 2675
Connection ~ 6400 2675
Wire Wire Line
	7000 2475 7000 2675
Connection ~ 7000 2675
Wire Wire Line
	7600 2475 7600 2675
Connection ~ 7600 2675
Wire Wire Line
	8250 3700 8250 3500
Wire Wire Line
	7600 3500 7600 3700
Connection ~ 7600 3700
Wire Wire Line
	7000 3500 7000 3700
Connection ~ 7000 3700
Wire Wire Line
	6400 3500 6400 3700
Connection ~ 6400 3700
Wire Wire Line
	5800 3500 5800 3700
Connection ~ 5800 3700
Wire Wire Line
	5150 4200 7000 4200
Wire Wire Line
	7000 4200 7000 4000
Wire Wire Line
	6400 4000 6400 4200
Connection ~ 6400 4200
Wire Wire Line
	5800 4000 5800 4200
Connection ~ 5800 4200
Wire Wire Line
	5600 2025 5600 3800
Wire Wire Line
	6200 1925 6200 3800
Wire Wire Line
	8050 1625 8050 3300
Connection ~ 8050 2800
Wire Wire Line
	7400 1725 7400 3300
Connection ~ 7400 2800
Wire Wire Line
	6800 1825 6800 3800
Connection ~ 6800 3300
Connection ~ 6800 2800
Connection ~ 6200 3300
Connection ~ 6200 2800
Connection ~ 5600 2800
Connection ~ 5600 3300
$Comp
L 74HC164 D7
U 1 1 5AB24742
P 4825 1725
F 0 "D7" H 4625 2125 60  0000 C CNN
F 1 "74HC164" H 4925 2025 60  0000 C CNN
F 2 "Housings_SOIC:SOIC-14_3.9x8.7mm_Pitch1.27mm" H 4525 2025 60  0001 C CNN
F 3 "" H 4825 1725 60  0001 C CNN
	1    4825 1725
	1    0    0    -1  
$EndComp
Wire Wire Line
	5425 2025 5600 2025
Connection ~ 5600 2300
Wire Wire Line
	5425 1925 6200 1925
Connection ~ 6200 2275
Wire Wire Line
	5425 1825 6800 1825
Connection ~ 6800 2275
Wire Wire Line
	7400 1725 5425 1725
Connection ~ 7400 2275
Wire Wire Line
	5425 1625 8050 1625
Connection ~ 8050 2275
$Comp
L +5V #PWR038
U 1 1 5AB25249
P 4125 1525
F 0 "#PWR038" H 4125 1375 50  0001 C CNN
F 1 "+5V" H 4125 1665 50  0000 C CNN
F 2 "" H 4125 1525 50  0001 C CNN
F 3 "" H 4125 1525 50  0001 C CNN
	1    4125 1525
	1    0    0    -1  
$EndComp
$Comp
L GND #PWR039
U 1 1 5AB25283
P 4125 2400
F 0 "#PWR039" H 4125 2150 50  0001 C CNN
F 1 "GND" H 4125 2250 50  0000 C CNN
F 2 "" H 4125 2400 50  0001 C CNN
F 3 "" H 4125 2400 50  0001 C CNN
	1    4125 2400
	1    0    0    -1  
$EndComp
Wire Wire Line
	4125 2400 4125 2325
Wire Wire Line
	4125 2325 4225 2325
Wire Wire Line
	3800 1625 4225 1625
Wire Wire Line
	4125 1625 4125 1525
Wire Wire Line
	3850 1725 4225 1725
Wire Wire Line
	3850 1725 3850 1825
Wire Wire Line
	3175 1825 4225 1825
$Comp
L R R83
U 1 1 5AB25407
P 3650 1625
F 0 "R83" V 3730 1625 50  0000 C CNN
F 1 "10K" V 3650 1625 50  0000 C CNN
F 2 "Resistors_SMD:R_0805_HandSoldering" V 3580 1625 50  0001 C CNN
F 3 "" H 3650 1625 50  0001 C CNN
	1    3650 1625
	0    1    1    0   
$EndComp
Connection ~ 4125 1625
Wire Wire Line
	4225 2025 3350 2025
Wire Wire Line
	3350 2025 3350 1625
Wire Wire Line
	3350 1625 3500 1625
Text HLabel 3175 1825 0    60   Input ~ 0
COL_DIN
Connection ~ 3850 1825
Wire Wire Line
	4225 1925 3175 1925
Text HLabel 3175 1925 0    60   Input ~ 0
COL_CLK
Text HLabel 5150 2675 0    60   Input ~ 0
ROW_1
Text HLabel 5150 3175 0    60   Input ~ 0
ROW_2
Text HLabel 5150 3700 0    60   Input ~ 0
ROW_3
Text HLabel 5150 4200 0    60   Input ~ 0
ROW_4
Wire Wire Line
	8250 2675 8250 2475
Connection ~ 8250 2675
$EndSCHEMATC