EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr A4 11693 8268 encoding utf-8 Sheet 1 1 Title "SmartAID" Date "2021-08-04" Rev "V1.01" Comp "SweProj" Comment1 "" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L 74xx:74LS00 U1 U 1 1 6108B413 P 2650 5900 F 0 "U1" H 2650 6225 50 0000 C CNN F 1 "74LS00" H 2650 6134 50 0000 C CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 2650 5900 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 2650 5900 50 0001 C CNN 1 2650 5900 1 0 0 -1 $EndComp $Comp L 74xx:74LS00 U1 U 2 1 6108E5C5 P 2650 5250 F 0 "U1" H 2650 4933 50 0000 C CNN F 1 "74LS00" H 2650 5024 50 0000 C CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 2650 5250 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 2650 5250 50 0001 C CNN 2 2650 5250 1 0 0 1 $EndComp $Comp L 74xx:74LS00 U1 U 3 1 6108F9BA P 2650 6550 F 0 "U1" H 2650 6875 50 0000 C CNN F 1 "74LS00" H 2650 6784 50 0000 C CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 2650 6550 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 2650 6550 50 0001 C CNN 3 2650 6550 1 0 0 -1 $EndComp $Comp L 74xx:74LS00 U1 U 4 1 6109103F P 2650 7150 F 0 "U1" H 2650 7475 50 0000 C CNN F 1 "74LS00" H 2650 7384 50 0000 C CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 2650 7150 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 2650 7150 50 0001 C CNN 4 2650 7150 1 0 0 -1 $EndComp $Comp L 74xx:74LS00 U1 U 5 1 61092C3A P 9750 5350 F 0 "U1" H 9980 5396 50 0000 L CNN F 1 "74LS00" H 9980 5305 50 0000 L CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 9750 5350 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 9750 5350 50 0001 C CNN 5 9750 5350 1 0 0 -1 $EndComp $Comp L Device:R_Small R1 U 1 1 61094B9D P 4200 6550 F 0 "R1" H 4259 6596 50 0000 L CNN F 1 "2.2k" H 4259 6505 50 0000 L CNN F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" H 4200 6550 50 0001 C CNN F 3 "~" H 4200 6550 50 0001 C CNN 1 4200 6550 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D2 U 1 1 6109A429 P 3600 6900 F 0 "D2" H 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