EESchema Schematic File Version 4 EELAYER 30 0 EELAYER END $Descr USLetter 11000 8500 encoding utf-8 Sheet 1 1 Title "ASCII Interface for Unified Retro Keyboard" Date "2021-08-08" Rev "2.11" Comp "OSIWeb.org" Comment1 "Main Keyboard Interface" Comment2 "" Comment3 "" Comment4 "" $EndDescr $Comp L Connector_Generic:Conn_01x16 J2 U 1 1 5BCB9E1D P 950 5940 F 0 "J2" H 960 6750 50 0000 C CNN F 1 "Apple 1" H 1165 5915 50 0000 C CNN F 2 "Package_DIP:DIP-16_W7.62mm_Socket" H 950 5940 50 0001 C CNN F 3 "~" H 950 5940 50 0001 C CNN F 4 "Install for Apple 2. 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3930 Entry Wire Line 7800 4330 7700 4430 Entry Wire Line 7800 3930 7700 4030 Entry Wire Line 7800 4230 7700 4330 Entry Wire Line 7800 3730 7700 3830 Entry Wire Line 7800 4030 7700 4130 Entry Wire Line 7800 4430 7700 4530 $Comp L 74xx:74LS138 U4 U 1 1 5DE7C3DB P 6460 5670 F 0 "U4" H 6220 6115 50 0000 C CNN F 1 "74LS138" H 6665 6120 50 0000 C CNN F 2 "Package_DIP:DIP-16_W7.62mm" H 6460 5670 50 0001 C CNN F 3 "http://www.ti.com/lit/gpn/sn74LS138" H 6460 5670 50 0001 C CNN F 4 "Y" H 6460 5670 50 0001 C CNN "Fitted" F 5 "74LS138" H 6460 5670 50 0001 C CNN "Label" F 6 "Y" H 6460 5670 50 0001 C CNN "May substitute" F 7 "Texas Instruments" H 6460 5670 50 0001 C CNN "Manufacturer" F 8 "SN74LS138N" H 6460 5670 50 0001 C CNN "Manufacturer PN" F 9 "74LS138" H 6460 5670 50 0001 C CNN "Part Value" 1 6460 5670 1 0 0 -1 $EndComp Wire Wire Line 3900 4250 5735 4250 Wire Wire Line 5735 4250 5735 3830 Wire Wire Line 5735 3830 5950 3830 Wire Wire Line 5950 3930 5785 3930 Wire Wire Line 5785 3930 5785 4350 Wire Wire Line 5785 4350 3900 4350 Wire Wire Line 5950 4030 5840 4030 Wire Wire Line 5840 4030 5840 4450 Wire Wire Line 5840 4450 3900 4450 Wire Wire Line 3900 4550 5885 4550 $Comp L power:GND #PWR017 U 1 1 5DE8F508 P 6445 4845 F 0 "#PWR017" H 6445 4595 50 0001 C CNN F 1 "GND" H 6305 4800 50 0000 C CNN F 2 "" H 6445 4845 50 0001 C CNN F 3 "" H 6445 4845 50 0001 C CNN 1 6445 4845 1 0 0 -1 $EndComp $Comp L power:+5V #PWR019 U 1 1 5DE8FEDD P 6460 5070 F 0 "#PWR019" H 6460 4920 50 0001 C CNN F 1 "+5V" H 6550 5125 50 0000 C CNN F 2 "" H 6460 5070 50 0001 C CNN F 3 "" H 6460 5070 50 0001 C CNN 1 6460 5070 1 0 0 -1 $EndComp Wire Wire Line 6445 4845 6450 4845 Wire Wire Line 6450 4845 6450 4830 Connection ~ 5840 4450 Wire Wire Line 5785 5470 5785 4350 Connection ~ 5735 4250 Wire Wire Line 5860 6070 5960 6070 Wire Wire Line 5860 6070 5860 5970 Wire Wire Line 5860 5970 5960 5970 Connection ~ 5860 6070 Wire Wire Line 5885 4430 5885 4550 Wire Wire Line 5885 5870 5960 5870 Connection ~ 5885 4550 Wire Wire Line 5885 4550 5885 5870 Wire Wire Line 5885 4430 5950 4430 Wire Wire Line 5950 4530 5950 4845 Wire Wire Line 5950 4845 6445 4845 Connection ~ 6445 4845 Wire Wire Line 5950 4330 5915 4330 Wire Wire Line 5915 4330 5915 3475 Wire Wire Line 5915 3475 6450 3475 Wire Wire Line 6450 3475 6450 3395 Wire Wire Line 6450 3475 6450 3530 Connection ~ 6450 3475 Wire Wire Line 5840 5570 5960 5570 Wire Wire Line 5840 4450 5840 5570 Wire Wire Line 5785 5470 5960 5470 Wire Wire Line 5960 5370 5735 5370 Wire Wire Line 5735 4250 5735 5370 Wire Wire Line 7230 1815 7230 2010 Wire Wire Line 6730 1815 6730 2510 Wire Wire Line 6730 2510 6730 2980 Connection ~ 6730 2510 Wire Wire Line 6155 2510 6730 2510 Wire Wire Line 6930 1815 6930 2310 Wire Wire Line 6930 2310 6930 3180 Connection ~ 6930 2310 Wire Wire Line 6155 2310 6930 2310 Wire Wire Line 6830 1815 6830 2410 Wire Wire Line 6830 2410 6830 3080 Connection ~ 6830 2410 Wire Wire Line 6155 2410 6830 2410 Connection ~ 7230 2010 Wire Wire Line 6155 2010 7230 2010 Wire Wire Line 7130 1815 7130 2110 Wire Wire Line 7130 2110 7130 3380 Connection ~ 7130 2110 Wire Wire Line 6155 2110 7130 2110 Wire Wire Line 6630 1815 6630 2610 Wire Wire Line 6630 2610 6630 2880 Connection ~ 6630 2610 Wire Wire Line 6155 2610 6630 2610 Wire Wire Line 7030 1815 7030 2210 Wire Wire Line 7030 2210 7030 3280 Connection ~ 7030 2210 Wire Wire Line 6155 2210 7030 2210 Wire Wire Line 7230 2010 7230 3480 Wire Wire Line 6530 2710 6530 2780 Wire Wire Line 6530 1815 6530 2710 Connection ~ 6530 2710 Wire Wire Line 6155 2710 6530 2710 $Comp L Device:C C4 U 1 1 5DF5B37D P 3450 7300 F 0 "C4" H 3455 7380 50 0000 L CNN F 1 "0.1 uF" H 3465 7215 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D3.0mm_W1.6mm_P2.50mm" H 3488 7150 50 0001 C CNN F 3 "~" H 3450 7300 50 0001 C CNN F 4 "Y" H 3450 7300 50 0001 C CNN "Fitted" F 5 "0.1 uF" H 3450 7300 50 0001 C CNN "Label" F 6 "Y" H 3450 7300 50 0001 C CNN "May substitute" F 7 "Murata" H 3450 7300 50 0001 C CNN "Manufacturer" F 8 "RCER71E104K0A2H3B" H 3450 7300 50 0001 C CNN "Manufacturer PN" F 9 "0.1 uF" H 3450 7300 50 0001 C CNN "Part Value" 1 3450 7300 1 0 0 -1 $EndComp Text Label 9795 6500 0 50 ~ 0 Col7 Text Label 9795 6400 0 50 ~ 0 Col6 Text Label 9795 6300 0 50 ~ 0 Col5 Text Label 9795 6200 0 50 ~ 0 Col4 Text Label 9795 6100 0 50 ~ 0 Col3 Text Label 9795 6000 0 50 ~ 0 Col2 Text Label 9795 5900 0 50 ~ 0 Col1 Text Label 9795 5800 0 50 ~ 0 Col0 Wire Wire Line 9075 6100 9485 6100 Wire Wire Line 9475 5900 9075 5900 Wire Wire Line 9975 5800 9475 5800 Wire Wire Line 9975 5900 9775 5900 Wire Wire Line 9975 6000 9475 6000 Wire Wire Line 9975 6100 9785 6100 Wire Wire Line 9975 6200 9475 6200 Wire Wire Line 9785 6300 9975 6300 Wire Wire Line 9785 6500 9975 6500 Wire Wire Line 9475 6400 9975 6400 Wire Wire Line 9075 6500 9485 6500 Wire Wire Line 9075 6400 9175 6400 Wire Wire Line 9485 6300 9075 6300 Wire Wire Line 9075 6200 9175 6200 Wire Wire Line 9175 6000 9075 6000 Wire Wire Line 9075 5800 9175 5800 Entry Wire Line 9975 5900 10075 5800 Entry Wire Line 9975 5800 10075 5700 Entry Wire Line 9975 6100 10075 6000 Entry Wire Line 9975 6000 10075 5900 Entry Wire Line 9975 6300 10075 6200 Entry Wire Line 9975 6200 10075 6100 Entry Wire Line 9975 6500 10075 6400 Entry Wire Line 9975 6400 10075 6300 $Comp L Diode:1N4148 D24 U 1 1 5DFACD33 P 9635 6500 F 0 "D24" H 9480 6550 50 0000 C CNN F 1 "1N4148" H 9455 6600 50 0001 C CNN F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 9635 6325 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 9635 6500 50 0001 C CNN F 4 "Y" H 9635 6500 50 0001 C CNN "Fitted" F 5 "1N4148" H 9635 6500 50 0001 C CNN "Label" F 6 "Y" H 9635 6500 50 0001 C CNN "May substitute" F 7 "Vishay" H 9635 6500 50 0001 C CNN "Manufacturer" F 8 "1N4148" H 9635 6500 50 0001 C CNN "Manufacturer PN" F 9 "Gen. Purpose/switching" H 9635 6500 50 0001 C CNN "Part Value" 1 9635 6500 1 0 0 1 $EndComp $Comp L Diode:1N4148 D23 U 1 1 5DF9A8E3 P 9635 6300 F 0 "D23" H 9520 6260 50 0000 C CNN F 1 "1N4148" H 9433 6340 50 0001 C CNN F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 9635 6125 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 9635 6300 50 0001 C CNN F 4 "Y" H 9635 6300 50 0001 C CNN "Fitted" F 5 "1N4148" H 9635 6300 50 0001 C CNN "Label" F 6 "Y" H 9635 6300 50 0001 C CNN "May substitute" F 7 "Vishay" H 9635 6300 50 0001 C CNN "Manufacturer" F 8 "1N4148" H 9635 6300 50 0001 C CNN "Manufacturer PN" F 9 "Gen. Purpose/switching" H 9635 6300 50 0001 C CNN "Part Value" 1 9635 6300 1 0 0 1 $EndComp $Comp L Diode:1N4148 D22 U 1 1 5DF87A8E P 9635 6100 F 0 "D22" H 9510 6060 50 0000 C CNN F 1 "1N4148" H 9433 6140 50 0001 C CNN F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 9635 5925 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 9635 6100 50 0001 C CNN F 4 "Y" H 9635 6100 50 0001 C CNN "Fitted" F 5 "1N4148" H 9635 6100 50 0001 C CNN "Label" F 6 "Y" H 9635 6100 50 0001 C CNN "May substitute" F 7 "Vishay" H 9635 6100 50 0001 C CNN "Manufacturer" F 8 "1N4148" H 9635 6100 50 0001 C CNN "Manufacturer PN" F 9 "Gen. Purpose/switching" H 9635 6100 50 0001 C CNN "Part Value" 1 9635 6100 1 0 0 1 $EndComp $Comp L Diode:1N4148 D20 U 1 1 5DF6B891 P 9325 6400 F 0 "D20" H 9200 6360 50 0000 C CNN F 1 "1N4148" H 9123 6440 50 0001 C CNN F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 9325 6225 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 9325 6400 50 0001 C CNN F 4 "Y" H 9325 6400 50 0001 C CNN "Fitted" F 5 "1N4148" H 9325 6400 50 0001 C CNN "Label" F 6 "Y" H 9325 6400 50 0001 C CNN "May substitute" F 7 "Vishay" H 9325 6400 50 0001 C CNN "Manufacturer" F 8 "1N4148" H 9325 6400 50 0001 C CNN "Manufacturer PN" F 9 "Gen. Purpose/switching" H 9325 6400 50 0001 C CNN "Part Value" 1 9325 6400 1 0 0 1 $EndComp $Comp L Diode:1N4148 D19 U 1 1 5DF5903F P 9325 6200 F 0 "D19" H 9200 6160 50 0000 C CNN F 1 "1N4148" H 9123 6240 50 0001 C CNN F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 9325 6025 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 9325 6200 50 0001 C CNN F 4 "Y" H 9325 6200 50 0001 C CNN "Fitted" F 5 "1N4148" H 9325 6200 50 0001 C CNN "Label" F 6 "Y" H 9325 6200 50 0001 C CNN "May substitute" F 7 "Vishay" H 9325 6200 50 0001 C CNN "Manufacturer" F 8 "1N4148" H 9325 6200 50 0001 C CNN "Manufacturer PN" F 9 "Gen. Purpose/switching" H 9325 6200 50 0001 C CNN "Part Value" 1 9325 6200 1 0 0 1 $EndComp $Comp L Diode:1N4148 D17 U 1 1 5DF45137 P 9325 5800 F 0 "D17" H 9210 5750 50 0000 C CNN F 1 "1N4148" H 9215 5670 50 0000 C CNN F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 9325 5625 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 9325 5800 50 0001 C CNN F 4 "Y" H 9325 5800 50 0001 C CNN "Fitted" F 5 "1N4148" H 9325 5800 50 0001 C CNN "Label" F 6 "Y" H 9325 5800 50 0001 C CNN "May substitute" F 7 "Vishay" H 9325 5800 50 0001 C CNN "Manufacturer" F 8 "1N4148" H 9325 5800 50 0001 C CNN "Manufacturer PN" F 9 "Gen. Purpose/switching" H 9325 5800 50 0001 C CNN "Part Value" 1 9325 5800 1 0 0 1 $EndComp $Comp L Diode:1N4148 D18 U 1 1 5DF31D18 P 9325 6000 F 0 "D18" H 9200 5950 50 0000 C CNN F 1 "1N4148" H 9123 6040 50 0001 C CNN F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 9325 5825 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 9325 6000 50 0001 C CNN F 4 "Y" H 9325 6000 50 0001 C CNN "Fitted" F 5 "1N4148" H 9325 6000 50 0001 C CNN "Label" F 6 "Y" H 9325 6000 50 0001 C CNN "May substitute" F 7 "Vishay" H 9325 6000 50 0001 C CNN "Manufacturer" F 8 "1N4148" H 9325 6000 50 0001 C CNN "Manufacturer PN" F 9 "Gen. Purpose/switching" H 9325 6000 50 0001 C CNN "Part Value" 1 9325 6000 1 0 0 1 $EndComp $Comp L Diode:1N4148 D21 U 1 1 5DF29274 P 9625 5900 F 0 "D21" H 9500 5860 50 0000 C CNN F 1 "1N4148" H 9423 5940 50 0001 C CNN F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 9625 5725 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 9625 5900 50 0001 C CNN F 4 "Y" H 9625 5900 50 0001 C CNN "Fitted" F 5 "1N4148" H 9625 5900 50 0001 C CNN "Label" F 6 "Y" H 9625 5900 50 0001 C CNN "May substitute" F 7 "Vishay" H 9625 5900 50 0001 C CNN "Manufacturer" F 8 "1N4148" H 9625 5900 50 0001 C CNN "Manufacturer PN" F 9 "Gen. Purpose/switching" H 9625 5900 50 0001 C CNN "Part Value" 1 9625 5900 1 0 0 1 $EndComp $Comp L Switch:SW_DIP_x08 SW1 U 1 1 5DF0476A P 8775 6200 F 0 "SW1" H 8775 6867 50 0000 C CNN F 1 "Options" H 8775 6776 50 0000 C CNN F 2 "unikbd:SW_DIP_SPSTx08_oriented_backward" H 8775 6200 50 0001 C CNN F 3 "~" H 8775 6200 50 0001 C CNN F 4 "Y" H 8775 6200 50 0001 C CNN "Fitted" F 5 "Options" H 8775 6200 50 0001 C CNN "Label" F 6 "Y" H 8775 6200 50 0001 C CNN "May substitute" F 7 "CTS" H 8775 6200 50 0001 C CNN "Manufacturer" F 8 "195-8MST" H 8775 6200 50 0001 C CNN "Manufacturer PN" F 9 "8-pos DIP switch" H 8775 6200 50 0001 C CNN "Part Value" 1 8775 6200 1 0 0 -1 $EndComp Wire Wire Line 8475 5800 8300 5800 Text Label 8705 5800 0 50 ~ 0 Row8 Wire Wire Line 8300 5800 8300 5900 Wire Wire Line 8300 6500 8475 6500 Wire Wire Line 8475 6400 8300 6400 Connection ~ 8300 6400 Wire Wire Line 8300 6400 8300 6500 Wire Wire Line 8475 6300 8300 6300 Connection ~ 8300 6300 Wire Wire Line 8300 6300 8300 6400 Wire Wire Line 8475 6200 8300 6200 Connection ~ 8300 6200 Wire Wire Line 8300 6200 8300 6300 Wire Wire Line 8475 6100 8300 6100 Connection ~ 8300 6100 Wire Wire Line 8475 6000 8300 6000 Connection ~ 8300 6000 Wire Wire Line 8300 6000 8300 6100 Wire Wire Line 8475 5900 8300 5900 Connection ~ 8300 5900 Wire Wire Line 8300 5900 8300 6000 Entry Wire Line 7800 3050 7900 2950 Entry Wire Line 7800 3150 7900 3050 Entry Wire Line 7800 2950 7900 2850 Wire Wire Line 7900 2850 8560 2850 Wire Wire Line 8560 2950 7900 2950 Wire Wire Line 7900 3050 8560 3050 Wire Wire Line 8560 3150 7900 3150 Wire Wire Line 9060 3050 9975 3050 Wire Wire Line 9060 2850 9975 2850 Wire Wire Line 9060 2950 9975 2950 Wire Wire Line 9060 3150 9975 3150 Entry Wire Line 7800 3250 7900 3150 $Comp L Diode:1N4148 D4 U 1 1 5E316F0B P 7150 4530 F 0 "D4" H 7120 4190 50 0000 C CNN F 1 "1N4148" H 6948 4570 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7150 4355 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7150 4530 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7150 4530 50 0001 C CNN "BOM Comment" F 5 "N" H 7150 4530 50 0001 C CNN "Fitted" F 6 "1N4148" H 7150 4530 50 0001 C CNN "Label" F 7 "Y" H 7150 4530 50 0001 C CNN "May substitute" F 8 "Vishay" H 7150 4530 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7150 4530 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7150 4530 50 0001 C CNN "Part Value" 1 7150 4530 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D1 U 1 1 5E32CB02 P 7280 4430 F 0 "D1" H 7310 3990 50 0000 C CNN F 1 "1N4148" H 7078 4470 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7280 4255 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7280 4430 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7280 4430 50 0001 C CNN "BOM Comment" F 5 "N" H 7280 4430 50 0001 C CNN "Fitted" F 6 "1N4148" H 7280 4430 50 0001 C CNN "Label" F 7 "Y" H 7280 4430 50 0001 C CNN "May substitute" F 8 "Vishay" H 7280 4430 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7280 4430 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7280 4430 50 0001 C CNN "Part Value" 1 7280 4430 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D2 U 1 1 5E34160D P 7150 4330 F 0 "D2" H 7120 3860 50 0000 C CNN F 1 "1N4148" H 6948 4370 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7150 4155 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7150 4330 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7150 4330 50 0001 C CNN "BOM Comment" F 5 "N" H 7150 4330 50 0001 C CNN "Fitted" F 6 "1N4148" H 7150 4330 50 0001 C CNN "Label" F 7 "Y" H 7150 4330 50 0001 C CNN "May substitute" F 8 "Vishay" H 7150 4330 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7150 4330 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7150 4330 50 0001 C CNN "Part Value" 1 7150 4330 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D13 U 1 1 5E412853 P 7300 5370 F 0 "D13" H 7370 4570 50 0000 C CNN F 1 "1N4148" H 7240 5480 50 0000 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7300 5195 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7300 5370 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7300 5370 50 0001 C CNN "BOM Comment" F 5 "N" H 7300 5370 50 0001 C CNN "Fitted" F 6 "1N4148" H 7300 5370 50 0001 C CNN "Label" F 7 "Y" H 7300 5370 50 0001 C CNN "May substitute" F 8 "Vishay" H 7300 5370 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7300 5370 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7300 5370 50 0001 C CNN "Part Value" 1 7300 5370 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D8 U 1 1 5E412859 P 7170 6070 F 0 "D8" H 7150 5730 50 0000 C CNN F 1 "1N4148" H 6968 6110 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7170 5895 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7170 6070 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7170 6070 50 0001 C CNN "BOM Comment" F 5 "N" H 7170 6070 50 0001 C CNN "Fitted" F 6 "1N4148" H 7170 6070 50 0001 C CNN "Label" F 7 "Y" H 7170 6070 50 0001 C CNN "May substitute" F 8 "Vishay" H 7170 6070 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7170 6070 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7170 6070 50 0001 C CNN "Part Value" 1 7170 6070 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D16 U 1 1 5E41285F P 7310 5970 F 0 "D16" H 7370 5530 50 0000 C CNN F 1 "1N4148" H 7108 6010 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7310 5795 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7310 5970 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7310 5970 50 0001 C CNN "BOM Comment" F 5 "N" H 7310 5970 50 0001 C CNN "Fitted" F 6 "1N4148" H 7310 5970 50 0001 C CNN "Label" F 7 "Y" H 7310 5970 50 0001 C CNN "May substitute" F 8 "Vishay" H 7310 5970 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7310 5970 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7310 5970 50 0001 C CNN "Part Value" 1 7310 5970 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D7 U 1 1 5E412865 P 7170 5870 F 0 "D7" H 7150 5410 50 0000 C CNN F 1 "1N4148" H 6968 5910 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7170 5695 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7170 5870 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7170 5870 50 0001 C CNN "BOM Comment" F 5 "N" H 7170 5870 50 0001 C CNN "Fitted" F 6 "1N4148" H 7170 5870 50 0001 C CNN "Label" F 7 "Y" H 7170 5870 50 0001 C CNN "May substitute" F 8 "Vishay" H 7170 5870 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7170 5870 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7170 5870 50 0001 C CNN "Part Value" 1 7170 5870 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D6 U 1 1 5E41286B P 7170 5670 F 0 "D6" H 7150 5090 50 0000 C CNN F 1 "1N4148" H 6968 5710 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7170 5495 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7170 5670 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7170 5670 50 0001 C CNN "BOM Comment" F 5 "N" H 7170 5670 50 0001 C CNN "Fitted" F 6 "1N4148" H 7170 5670 50 0001 C CNN "Label" F 7 "Y" H 7170 5670 50 0001 C CNN "May substitute" F 8 "Vishay" H 7170 5670 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7170 5670 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7170 5670 50 0001 C CNN "Part Value" 1 7170 5670 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D5 U 1 1 5E412871 P 7160 5470 F 0 "D5" H 7150 4770 50 0000 C CNN F 1 "1N4148" H 6958 5510 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7160 5295 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7160 5470 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7160 5470 50 0001 C CNN "BOM Comment" F 5 "N" H 7160 5470 50 0001 C CNN "Fitted" F 6 "1N4148" H 7160 5470 50 0001 C CNN "Label" F 7 "Y" H 7160 5470 50 0001 C CNN "May substitute" F 8 "Vishay" H 7160 5470 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7160 5470 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7160 5470 50 0001 C CNN "Part Value" 1 7160 5470 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D15 U 1 1 5E412877 P 7300 5770 F 0 "D15" H 7370 5210 50 0000 C CNN F 1 "1N4148" H 7098 5810 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7300 5595 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7300 5770 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7300 5770 50 0001 C CNN "BOM Comment" F 5 "N" H 7300 5770 50 0001 C CNN "Fitted" F 6 "1N4148" H 7300 5770 50 0001 C CNN "Label" F 7 "Y" H 7300 5770 50 0001 C CNN "May substitute" F 8 "Vishay" H 7300 5770 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7300 5770 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7300 5770 50 0001 C CNN "Part Value" 1 7300 5770 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D14 U 1 1 5E41287D P 7300 5570 F 0 "D14" H 7370 4890 50 0000 C CNN F 1 "1N4148" H 7098 5610 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7300 5395 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7300 5570 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7300 5570 50 0001 C CNN "BOM Comment" F 5 "N" H 7300 5570 50 0001 C CNN "Fitted" F 6 "1N4148" H 7300 5570 50 0001 C CNN "Label" F 7 "Y" H 7300 5570 50 0001 C CNN "May substitute" F 8 "Vishay" H 7300 5570 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7300 5570 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7300 5570 50 0001 C CNN "Part Value" 1 7300 5570 1 0 0 -1 $EndComp Wire Wire Line 6950 3830 7120 3830 Wire Wire Line 6990 3930 6950 3930 Wire Wire Line 6950 4030 7130 4030 Wire Wire Line 6950 4130 7000 4130 Wire Wire Line 6950 4230 7130 4230 Wire Wire Line 6950 4330 7000 4330 Wire Wire Line 6950 4430 7130 4430 Wire Wire Line 6950 4530 7000 4530 Wire Wire Line 7300 4530 7700 4530 Wire Wire Line 7700 4430 7430 4430 Wire Wire Line 7300 4330 7700 4330 Wire Wire Line 7700 4230 7430 4230 Wire Wire Line 7700 4130 7300 4130 Wire Wire Line 7700 4030 7430 4030 Wire Wire Line 7290 3930 7700 3930 Wire Wire Line 7700 3830 7420 3830 Wire Wire Line 6960 5370 7150 5370 Wire Wire Line 7010 5470 6960 5470 Wire Wire Line 6960 5570 7150 5570 Wire Wire Line 7020 5670 6960 5670 Wire Wire Line 6960 5770 7150 5770 Wire Wire Line 6960 5870 7020 5870 Wire Wire Line 7160 5970 6960 5970 Wire Wire Line 6960 6070 7020 6070 Wire Wire Line 7320 6070 7700 6070 Wire Wire Line 7700 5970 7460 5970 Wire Wire Line 7700 5870 7320 5870 Wire Wire Line 7700 5770 7450 5770 Wire Wire Line 7320 5670 7700 5670 Wire Wire Line 7700 5370 7450 5370 $Comp L Diode:1N4148 D11 U 1 1 5E37FC86 P 7280 4230 F 0 "D11" H 7310 3660 50 0000 C CNN F 1 "1N4148" H 7078 4270 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7280 4055 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7280 4230 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7280 4230 50 0001 C CNN "BOM Comment" F 5 "N" H 7280 4230 50 0001 C CNN "Fitted" F 6 "1N4148" H 7280 4230 50 0001 C CNN "Label" F 7 "Y" H 7280 4230 50 0001 C CNN "May substitute" F 8 "Vishay" H 7280 4230 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7280 4230 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7280 4230 50 0001 C CNN "Part Value" 1 7280 4230 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D3 U 1 1 5E357678 P 7150 4130 F 0 "D3" H 7120 3540 50 0000 C CNN F 1 "1N4148" H 6948 4170 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7150 3955 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7150 4130 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7150 4130 50 0001 C CNN "BOM Comment" F 5 "N" H 7150 4130 50 0001 C CNN "Fitted" F 6 "1N4148" H 7150 4130 50 0001 C CNN "Label" F 7 "Y" H 7150 4130 50 0001 C CNN "May substitute" F 8 "Vishay" H 7150 4130 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7150 4130 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7150 4130 50 0001 C CNN "Part Value" 1 7150 4130 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D10 U 1 1 5E3942E4 P 7280 4030 F 0 "D10" H 7310 3340 50 0000 C CNN F 1 "1N4148" H 7078 4070 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7280 3855 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7280 4030 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7280 4030 50 0001 C CNN "BOM Comment" F 5 "N" H 7280 4030 50 0001 C CNN "Fitted" F 6 "1N4148" H 7280 4030 50 0001 C CNN "Label" F 7 "Y" H 7280 4030 50 0001 C CNN "May substitute" F 8 "Vishay" H 7280 4030 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7280 4030 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7280 4030 50 0001 C CNN "Part Value" 1 7280 4030 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D12 U 1 1 5E36B862 P 7140 3930 F 0 "D12" H 7120 3210 50 0000 C CNN F 1 "1N4148" H 6938 3970 50 0001 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7140 3755 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7140 3930 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7140 3930 50 0001 C CNN "BOM Comment" F 5 "N" H 7140 3930 50 0001 C CNN "Fitted" F 6 "1N4148" H 7140 3930 50 0001 C CNN "Label" F 7 "Y" H 7140 3930 50 0001 C CNN "May substitute" F 8 "Vishay" H 7140 3930 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7140 3930 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7140 3930 50 0001 C CNN "Part Value" 1 7140 3930 1 0 0 -1 $EndComp $Comp L Diode:1N4148 D9 U 1 1 5E301C34 P 7270 3830 F 0 "D9" H 7310 3010 50 0000 C CNN F 1 "1N4148" H 7210 3940 50 0000 C CNN F 2 "unikbd:D_DO-35_SOD27_P7.62mm_Horizontal_bypassed" H 7270 3655 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 7270 3830 50 0001 C CNN F 4 "Install only for matrix without diodes. Cut jumper if installed" H 7270 3830 50 0001 C CNN "BOM Comment" F 5 "N" H 7270 3830 50 0001 C CNN "Fitted" F 6 "1N4148" H 7270 3830 50 0001 C CNN "Label" F 7 "Y" H 7270 3830 50 0001 C CNN "May substitute" F 8 "Vishay" H 7270 3830 50 0001 C CNN "Manufacturer" F 9 "1N4148" H 7270 3830 50 0001 C CNN "Manufacturer PN" F 10 "Gen. Purpose/switching" H 7270 3830 50 0001 C CNN "Part Value" 1 7270 3830 1 0 0 -1 $EndComp Wire Wire Line 7310 5470 7700 5470 Wire Wire Line 7700 5570 7450 5570 Wire Wire Line 9500 1350 9975 1350 Wire Wire Line 7900 2350 8560 2350 Entry Wire Line 9975 1250 10075 1350 Entry Wire Line 9975 1750 10075 1850 Text Label 9745 1750 0 50 ~ 0 Row7 Text Label 9745 1650 0 50 ~ 0 Col0 $Comp L Diode:1N4148 D26 U 1 1 5D9C0280 P 9355 1750 F 0 "D26" H 9490 1720 50 0000 C CNN F 1 "1N4148" H 9530 1790 40 0001 C CNN F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 9355 1575 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 9355 1750 50 0001 C CNN F 4 "Y" H 9355 1750 50 0001 C CNN "Fitted" F 5 "1N4148" H 9355 1750 50 0001 C CNN "Label" F 6 "Y" H 9355 1750 50 0001 C CNN "May substitute" F 7 "Vishay" H 9355 1750 50 0001 C CNN "Manufacturer" F 8 "1N4148" H 9355 1750 50 0001 C CNN "Manufacturer PN" F 9 "Gen. Purpose/switching" H 9355 1750 50 0001 C CNN "Part Value" 1 9355 1750 -1 0 0 1 $EndComp $Comp L Diode:1N4148 D27 U 1 1 5EB56F93 P 9355 2150 F 0 "D27" H 9490 2120 50 0000 C CNN F 1 "1N4148" H 9530 2185 40 0001 C CNN F 2 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" H 9355 1975 50 0001 C CNN F 3 "https://assets.nexperia.com/documents/data-sheet/1N4148_1N4448.pdf" H 9355 2150 50 0001 C CNN F 4 "Y" H 9355 2150 50 0001 C CNN "Fitted" F 5 "1N4148" H 9355 2150 50 0001 C CNN "Label" F 6 "Y" H 9355 2150 50 0001 C CNN "May substitute" F 7 "Vishay" H 9355 2150 50 0001 C CNN "Manufacturer" F 8 "1N4148" H 9355 2150 50 0001 C CNN "Manufacturer PN" F 9 "Gen. Purpose/switching" H 9355 2150 50 0001 C CNN "Part Value" 1 9355 2150 -1 0 0 1 $EndComp Wire Wire Line 9975 1250 9060 1250 Wire Wire Line 9060 1350 9200 1350 Wire Wire Line 9975 1750 9505 1750 Wire Wire Line 9205 1750 9060 1750 Wire Wire Line 9060 2050 9975 2050 Wire Wire Line 9975 2150 9505 2150 Wire Wire Line 9205 2150 9060 2150 Text Notes 9425 2150 0 50 ~ 0 Rubout Text Notes 9495 1740 0 50 ~ 0 @ Text Notes 9445 1340 0 50 ~ 0 Power Wire Wire Line 4355 4850 3900 4850 Wire Wire Line 3900 3850 4120 3850 Text Label 4690 4650 0 50 ~ 0 LED1 Entry Wire Line 9975 1350 10075 1450 Wire Wire Line 9060 1450 9115 1450 Wire Wire Line 9115 1450 9115 1065 $Comp L power:+5V #PWR023 U 1 1 5E8162A5 P 9115 1065 F 0 "#PWR023" H 9115 915 50 0001 C CNN F 1 "+5V" H 9130 1238 50 0000 C CNN F 2 "" H 9115 1065 50 0001 C CNN F 3 "" H 9115 1065 50 0001 C CNN 1 9115 1065 1 0 0 -1 $EndComp Wire Wire Line 9060 2250 9115 2250 Wire Wire Line 9115 2250 9115 1850 Connection ~ 9115 1450 Wire Wire Line 9975 1650 9060 1650 $Comp L Device:C C5 U 1 1 5E4F4413 P 3840 7300 F 0 "C5" H 3845 7380 50 0000 L CNN F 1 "0.1 uF" H 3855 7215 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D3.0mm_W1.6mm_P2.50mm" H 3878 7150 50 0001 C CNN F 3 "~" H 3840 7300 50 0001 C CNN F 4 "Y" H 3840 7300 50 0001 C CNN "Fitted" F 5 "0.1 uF" H 3840 7300 50 0001 C CNN "Label" F 6 "Y" H 3840 7300 50 0001 C CNN "May substitute" F 7 "Murata" H 3840 7300 50 0001 C CNN "Manufacturer" F 8 "RCER71E104K0A2H3B" H 3840 7300 50 0001 C CNN "Manufacturer PN" F 9 "0.1 uF" H 3840 7300 50 0001 C CNN "Part Value" 1 3840 7300 1 0 0 -1 $EndComp Wire Wire Line 2020 7710 2020 7765 Wire Wire Line 4100 7710 3840 7710 Wire Wire Line 4100 6960 3840 6960 Wire Wire Line 3840 7150 3840 6960 Connection ~ 3840 6960 Wire Wire Line 3840 6960 3450 6960 Wire Wire Line 3450 7150 3450 6960 Connection ~ 3450 6960 Wire Wire Line 3450 6960 3075 6960 $Comp L Device:C C2 U 1 1 5BFE9D13 P 2650 7300 F 0 "C2" H 2655 7380 50 0000 L CNN F 1 "0.1 uF" H 2665 7215 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D3.0mm_W1.6mm_P2.50mm" H 2688 7150 50 0001 C CNN F 3 "~" H 2650 7300 50 0001 C CNN F 4 "Y" H 2650 7300 50 0001 C CNN "Fitted" F 5 "0.1 uF" H 2650 7300 50 0001 C CNN "Label" F 6 "Y" H 2650 7300 50 0001 C CNN "May substitute" F 7 "Murata" H 2650 7300 50 0001 C CNN "Manufacturer" F 8 "RCER71E104K0A2H3B" H 2650 7300 50 0001 C CNN "Manufacturer PN" F 9 "0.1 uF" H 2650 7300 50 0001 C CNN "Part Value" 1 2650 7300 1 0 0 -1 $EndComp $Comp L Device:C C1 U 1 1 5BFE9C80 P 2250 7300 F 0 "C1" H 2255 7380 50 0000 L CNN F 1 "0.1 uF" H 2260 7220 50 0000 L CNN F 2 "Capacitor_THT:C_Disc_D3.0mm_W1.6mm_P2.50mm" H 2288 7150 50 0001 C CNN F 3 "~" H 2250 7300 50 0001 C CNN F 4 "Y" H 2250 7300 50 0001 C CNN "Fitted" F 5 "0.1 uF" H 2250 7300 50 0001 C CNN "Label" F 6 "Y" H 2250 7300 50 0001 C CNN "May substitute" F 7 "Murata" H 2250 7300 50 0001 C CNN "Manufacturer" F 8 "RCER71E104K0A2H3B" H 2250 7300 50 0001 C CNN "Manufacturer PN" F 9 "0.1 uF" H 2250 7300 50 0001 C CNN "Part Value" 1 2250 7300 1 0 0 -1 $EndComp Wire Wire Line 2650 7150 2650 6960 Connection ~ 2650 6960 Wire Wire Line 2650 6960 2250 6960 Wire Wire Line 2250 6960 2250 7150 Connection ~ 2250 6960 Wire Wire Line 2250 6960 2020 6960 Wire Wire Line 3075 7150 3075 6960 Connection ~ 3075 6960 Wire Wire Line 3075 6960 2650 6960 Wire Wire Line 3840 7450 3840 7710 Connection ~ 3840 7710 Wire Wire Line 3840 7710 3450 7710 Wire Wire Line 3450 7450 3450 7710 Connection ~ 3450 7710 Wire Wire Line 3450 7710 3075 7710 Wire Wire Line 3075 7450 3075 7710 Connection ~ 3075 7710 Wire Wire Line 3075 7710 2650 7710 Wire Wire Line 2650 7450 2650 7710 Connection ~ 2650 7710 Wire Wire Line 2650 7710 2250 7710 Wire Wire Line 2250 7450 2250 7710 Connection ~ 2250 7710 Wire Wire Line 2250 7710 2020 7710 $Comp L Connector_Generic:Conn_01x04 J3 U 1 1 5E4CDDD4 P 950 7320 F 0 "J3" H 868 6895 50 0000 C CNN F 1 "UART" H 868 6986 50 0000 C CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x04_P2.54mm_Horizontal" H 950 7320 50 0001 C CNN F 3 "~" H 950 7320 50 0001 C CNN F 4 "Install for UART" H 950 7320 50 0001 C CNN "BOM Comment" F 5 "Y" H 950 7320 50 0001 C CNN "Fitted" F 6 "UART" H 950 7320 50 0001 C CNN "Label" F 7 "Y" H 950 7320 50 0001 C CNN "May substitute" F 8 "Molex" H 950 7320 50 0001 C CNN "Manufacturer" F 9 "22-28-8040" H 950 7320 50 0001 C CNN "Manufacturer PN" F 10 "1x4 0.1\" right angle header" H 950 7320 50 0001 C CNN "Part Value" 1 950 7320 -1 0 0 -1 $EndComp Wire Wire Line 1200 7220 1150 7220 Wire Wire Line 1200 7170 1200 7220 $Comp L power:+5V #PWR01 U 1 1 5DFE19CD P 1200 7170 F 0 "#PWR01" H 1200 7020 50 0001 C CNN F 1 "+5V" H 1215 7343 50 0000 C CNN F 2 "" H 1200 7170 50 0001 C CNN F 3 "" H 1200 7170 50 0001 C CNN 1 1200 7170 1 0 0 -1 $EndComp Text Label 1230 7320 0 50 ~ 0 Tx Text Label 1235 7420 0 50 ~ 0 Rx Wire Wire Line 1200 7520 1150 7520 Wire Wire Line 1200 7720 1200 7520 $Comp L power:GND #PWR02 U 1 1 5DDAEC22 P 1200 7720 F 0 "#PWR02" H 1200 7470 50 0001 C CNN F 1 "GND" H 1205 7547 50 0000 C CNN F 2 "" H 1200 7720 50 0001 C CNN F 3 "" H 1200 7720 50 0001 C CNN 1 1200 7720 1 0 0 -1 $EndComp $Comp L Connector_Generic:Conn_01x05 J4 U 1 1 5E83DEBE P 955 875 F 0 "J4" H 873 450 50 0000 C CNN F 1 "Outputs" H 873 541 50 0000 C CNN F 2 "Connector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_Horizontal" H 955 875 50 0001 C CNN F 3 "~" H 955 875 50 0001 C CNN F 4 "Y" H 955 875 50 0001 C CNN "Fitted" F 5 "Outputs" H 955 875 50 0001 C CNN "Label" F 6 "Y" H 955 875 50 0001 C CNN "May substitute" F 7 "Molex" H 955 875 50 0001 C CNN "Manufacturer" F 8 "22-28-8050" H 955 875 50 0001 C CNN "Manufacturer PN" F 9 "1x5 0.1\" right angle header" H 955 875 50 0001 C CNN "Part Value" 1 955 875 -1 0 0 1 $EndComp Text Label 1370 875 0 50 ~ 0 OUT2 Wire Wire Line 4190 1355 4190 3750 Wire Wire Line 4120 3850 4120 1555 Wire Wire Line 4120 1555 3000 1555 $Comp L 74xx:74LS04 U5 U 1 1 5EE66C70 P 9100 3670 F 0 "U5" H 9100 3987 50 0000 C CNN F 1 "74LS04" H 9100 3896 50 0000 C CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 9100 3670 50 0001 C CNN F 3 "www.ti.com/lit/ds/symlink/sn74ls04.pdf" H 9100 3670 50 0001 C CNN F 4 "Y" H 9100 3670 50 0001 C CNN "Fitted" F 5 "74LS04" H 9100 3670 50 0001 C CNN "Label" F 6 "Y" H 9100 3670 50 0001 C CNN "May substitute" F 7 "Texas Instruments" H 9100 3670 50 0001 C CNN "Manufacturer" F 8 "SN74LS04N" H 9100 3670 50 0001 C CNN "Manufacturer PN" F 9 "74LS04" H 9100 3670 50 0001 C CNN "Part Value" 1 9100 3670 1 0 0 -1 $EndComp $Comp L 74xx:74LS04 U5 U 2 1 5EE68D6D P 9110 4195 F 0 "U5" H 9110 4512 50 0000 C CNN F 1 "74LS04" H 9110 4421 50 0000 C CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 9110 4195 50 0001 C CNN F 3 "www.ti.com/lit/ds/symlink/sn74ls04.pdf" H 9110 4195 50 0001 C CNN F 4 "Y" H 9110 4195 50 0001 C CNN "Fitted" F 5 "74LS04" H 9110 4195 50 0001 C CNN "Label" F 6 "Y" H 9110 4195 50 0001 C CNN "May substitute" F 7 "Texas Instruments" H 9110 4195 50 0001 C CNN "Manufacturer" F 8 "SN74LS04N" H 9110 4195 50 0001 C CNN "Manufacturer PN" F 9 "74LS04" H 9110 4195 50 0001 C CNN "Part Value" 2 9110 4195 1 0 0 -1 $EndComp $Comp L 74xx:74LS04 U5 U 3 1 5EE6B606 P 8550 4610 F 0 "U5" H 8230 4555 50 0000 C CNN F 1 "74LS04" H 8750 4710 50 0000 C CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 8550 4610 50 0001 C CNN F 3 "www.ti.com/lit/ds/symlink/sn74ls04.pdf" H 8550 4610 50 0001 C CNN F 4 "Y" H 8550 4610 50 0001 C CNN "Fitted" F 5 "74LS04" H 8550 4610 50 0001 C CNN "Label" F 6 "Y" H 8550 4610 50 0001 C CNN "May substitute" F 7 "Texas Instruments" H 8550 4610 50 0001 C CNN "Manufacturer" F 8 "SN74LS04N" H 8550 4610 50 0001 C CNN "Manufacturer PN" F 9 "74LS04" H 8550 4610 50 0001 C CNN "Part Value" 3 8550 4610 1 0 0 -1 $EndComp $Comp L 74xx:74LS04 U5 U 5 1 5EE6F7E7 P 8550 5200 F 0 "U5" H 8240 5145 50 0000 C CNN F 1 "74LS04" H 8785 5110 50 0000 C CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 8550 5200 50 0001 C CNN F 3 "www.ti.com/lit/ds/symlink/sn74ls04.pdf" H 8550 5200 50 0001 C CNN F 4 "Y" H 8550 5200 50 0001 C CNN "Fitted" F 5 "74LS04" H 8550 5200 50 0001 C CNN "Label" F 6 "Y" H 8550 5200 50 0001 C CNN "May substitute" F 7 "Texas Instruments" H 8550 5200 50 0001 C CNN "Manufacturer" F 8 "SN74LS04N" H 8550 5200 50 0001 C CNN "Manufacturer PN" F 9 "74LS04" H 8550 5200 50 0001 C CNN "Part Value" 5 8550 5200 1 0 0 -1 $EndComp $Comp L 74xx:74LS04 U5 U 6 1 5EE70D7E P 2505 655 F 0 "U5" H 2520 810 50 0000 C CNN F 1 "74LS04" H 2210 720 50 0000 C CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 2505 655 50 0001 C CNN F 3 "www.ti.com/lit/ds/symlink/sn74ls04.pdf" H 2505 655 50 0001 C CNN F 4 "Y" H 2505 655 50 0001 C CNN "Fitted" F 5 "74LS04" H 2505 655 50 0001 C CNN "Label" F 6 "Y" H 2505 655 50 0001 C CNN "May substitute" F 7 "Texas Instruments" H 2505 655 50 0001 C CNN "Manufacturer" F 8 "SN74LS04N" H 2505 655 50 0001 C CNN "Manufacturer PN" F 9 "74LS04" H 2505 655 50 0001 C CNN "Part Value" 6 2505 655 -1 0 0 1 $EndComp $Comp L 74xx:74LS04 U5 U 7 1 5EE72AB1 P 4730 7320 F 0 "U5" H 4960 7366 50 0000 L CNN F 1 "74LS04" H 4960 7275 50 0000 L CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 4730 7320 50 0001 C CNN F 3 "www.ti.com/lit/ds/symlink/sn74ls04.pdf" H 4730 7320 50 0001 C CNN F 4 "Y" H 4730 7320 50 0001 C CNN "Fitted" F 5 "74LS04" H 4730 7320 50 0001 C CNN "Label" F 6 "Y" H 4730 7320 50 0001 C CNN "May substitute" F 7 "Texas Instruments" H 4730 7320 50 0001 C CNN "Manufacturer" F 8 "SN74LS04N" H 4730 7320 50 0001 C CNN "Manufacturer PN" F 9 "74LS04" H 4730 7320 50 0001 C CNN "Part Value" 7 4730 7320 1 0 0 -1 $EndComp Wire Wire Line 4035 1655 4035 3650 Wire Wire Line 9115 1850 9060 1850 Connection ~ 9115 1850 Wire Wire Line 9115 1850 9115 1450 Wire Wire Line 9705 4195 9410 4195 Wire Wire Line 9400 3670 9680 3670 Wire Wire Line 9680 3670 9680 2350 Wire Wire Line 8155 5400 8155 5200 Wire Wire Line 8155 4900 8680 4900 Wire Wire Line 8250 5200 8155 5200 Connection ~ 8155 5200 Wire Wire Line 8155 5200 8155 4900 $Comp L power:GND #PWR022 U 1 1 5F0E3B37 P 8155 5400 F 0 "#PWR022" H 8155 5150 50 0001 C CNN F 1 "GND" H 8160 5227 50 0000 C CNN F 2 "" H 8155 5400 50 0001 C CNN F 3 "" H 8155 5400 50 0001 C CNN 1 8155 5400 1 0 0 -1 $EndComp Wire Wire Line 3000 1355 4190 1355 Wire Wire Line 3050 655 3050 1655 Wire Wire Line 3000 1655 3050 1655 Connection ~ 3050 1655 Wire Wire Line 3050 1655 4035 1655 Entry Wire Line 5100 3850 5200 3950 Wire Wire Line 5100 3850 4120 3850 Connection ~ 4120 3850 Entry Wire Line 5100 3750 5200 3850 Wire Wire Line 4190 3750 5100 3750 Connection ~ 4190 3750 Text Label 3485 1655 0 50 ~ 0 MOSI-OUT2 Wire Wire Line 3415 1455 3415 1270 $Comp L power:+5V #PWR012 U 1 1 5DA61D1D P 3415 1270 F 0 "#PWR012" H 3415 1120 50 0001 C CNN F 1 "+5V" H 3430 1443 50 0000 C CNN F 2 "" H 3415 1270 50 0001 C CNN F 3 "" H 3415 1270 50 0001 C CNN 1 3415 1270 1 0 0 -1 $EndComp Entry Wire Line 9975 1550 10075 1650 Text Label 9750 1550 0 50 ~ 0 LED1 Wire Wire Line 8250 4610 8155 4610 Wire Wire Line 8155 4610 8155 4900 Connection ~ 8155 4900 $Comp L 74xx:74LS04 U5 U 4 1 5EE6DE5B P 8980 4900 F 0 "U5" H 8255 4855 50 0000 C CNN F 1 "74LS04" H 9175 5010 50 0000 C CNN F 2 "Package_DIP:DIP-14_W7.62mm" H 8980 4900 50 0001 C CNN F 3 "www.ti.com/lit/ds/symlink/sn74ls04.pdf" H 8980 4900 50 0001 C CNN F 4 "Y" H 8980 4900 50 0001 C CNN "Fitted" F 5 "74LS04" H 8980 4900 50 0001 C CNN "Label" F 6 "Y" H 8980 4900 50 0001 C CNN "May substitute" F 7 "Texas Instruments" H 8980 4900 50 0001 C CNN "Manufacturer" F 8 "SN74LS04N" H 8980 4900 50 0001 C CNN "Manufacturer PN" F 9 "74LS04" H 8980 4900 50 0001 C CNN "Part Value" 4 8980 4900 1 0 0 -1 $EndComp Entry Wire Line 7800 3570 7900 3670 Entry Wire Line 7800 4095 7900 4195 Wire Wire Line 8800 3670 7900 3670 Wire Wire Line 8810 4195 7900 4195 Wire Wire Line 9705 1950 9705 4195 Wire Bus Line 10075 6705 7800 6705 Text Label 8135 4195 0 50 ~ 0 SCK-LED2 Text Label 8135 3670 0 50 ~ 0 MISO-LED3 Wire Wire Line 4730 6820 4100 6820 Wire Wire Line 4100 6820 4100 6960 Wire Wire Line 4730 7820 4100 7820 Wire Wire Line 4100 7820 4100 7710 Connection ~ 4210 5150 Wire Wire Line 3900 5050 4310 5050 Wire Wire Line 4310 5050 4310 6020 Text Label 7950 6500 0 50 ~ 0 Row8 Entry Wire Line 7800 6400 7900 6500 Wire Wire Line 8300 6500 7900 6500 Connection ~ 8300 6500 Wire Wire Line 8300 6100 8300 6200 Entry Wire Line 9975 2150 10075 2250 Wire Wire Line 1150 6640 1750 6640 Connection ~ 1750 6640 Wire Wire Line 1750 6640 1750 5090 Text Label 1250 6340 0 50 ~ 0 OUT1 Text Notes 1135 6635 0 50 ~ 0 (D7 to +5V) NoConn ~ 1150 6440 NoConn ~ 1150 6140 NoConn ~ 1150 6240 NoConn ~ 1150 3825 NoConn ~ 1150 4325 NoConn ~ 1150 4825 NoConn ~ 1150 4925 NoConn ~ 1150 5025 Wire Wire Line 2805 655 3050 655 Wire Wire Line 1155 775 1875 775 Entry Wire Line 1875 775 1975 875 Wire Wire Line 1845 655 1845 875 Wire Wire Line 1845 875 1155 875 Entry Wire Line 1875 1385 1975 1485 Entry Wire Line 1875 1485 1975 1585 Entry Wire Line 1875 1785 1975 1885 Entry Wire Line 1875 1885 1975 1985 Entry Wire Line 1875 1985 1975 2085 Entry Wire Line 1875 2585 1975 2685 Entry Wire Line 1875 2685 1975 2785 Entry Wire Line 1875 2785 1975 2885 Entry Wire Line 1875 2885 1975 2985 Entry Wire Line 1875 2985 1975 3085 Entry Wire Line 1875 3085 1975 3185 Wire Wire Line 1875 1885 1150 1885 Wire Wire Line 1150 1785 1875 1785 Wire Wire Line 1150 1385 1285 1385 $Comp L Connector_Generic:Conn_01x20 J7 U 1 1 5E5FA80F P 950 2285 F 0 "J7" H 868 3402 50 0000 C CNN F 1 "SOL-20" H 1185 2265 50 0000 C CNN F 2 "unikbd:SOL20-header-vertical" H 950 2285 50 0001 C CNN F 3 "~" H 950 2285 50 0001 C CNN F 4 "Install for SOL-20" H 950 2285 50 0001 C CNN "BOM Comment" F 5 "Y" H 950 2285 50 0001 C CNN "Fitted" F 6 "SOL-20" H 950 2285 50 0001 C CNN "Label" F 7 "Y" H 950 2285 50 0001 C CNN "May substitute" F 8 "Molex" H 950 2285 50 0001 C CNN "Manufacturer" F 9 "90122-0770" H 950 2285 50 0001 C CNN "Manufacturer PN" F 10 "2x10 0.1\" right angle header" H 950 2285 50 0001 C CNN "Part Value" 1 950 2285 -1 0 0 -1 $EndComp Wire Wire Line 1150 1585 1875 1585 Wire Wire Line 1150 2085 1875 2085 Wire Wire Line 1150 1985 1875 1985 Text Label 1260 1785 0 50 ~ 0 D0 Text Label 1260 1885 0 50 ~ 0 D1 Text Label 1260 1985 0 50 ~ 0 D2 Text Label 1260 2085 0 50 ~ 0 D3 Wire Wire Line 1150 2785 1875 2785 Wire Wire Line 1875 2885 1150 2885 Wire Wire Line 1150 2985 1875 2985 Wire Wire Line 1875 3085 1150 3085 Text Label 1260 2785 0 50 ~ 0 D4 Text Label 1260 2885 0 50 ~ 0 D5 Text Label 1260 2985 0 50 ~ 0 D6 Text Label 1260 3085 0 50 ~ 0 D7 Wire Wire Line 1150 3285 1650 3285 Wire Wire Line 1650 3285 1650 4225 Connection ~ 1650 4225 Wire Wire Line 1285 1075 1285 1385 Connection ~ 1285 1075 Wire Wire Line 1285 1075 1455 1075 Connection ~ 1285 1385 Wire Wire Line 1285 1385 1875 1385 Wire Wire Line 1875 1485 1735 1485 Wire Wire Line 1735 675 1735 620 Wire Wire Line 1155 675 1735 675 Wire Wire Line 1735 675 1735 1485 Connection ~ 1735 675 Connection ~ 1735 1485 Wire Wire Line 1735 1485 1150 1485 Text Label 1260 1585 0 50 ~ 0 ~STROBE Wire Wire Line 1875 2585 1150 2585 Wire Wire Line 1150 7320 1860 7320 Wire Wire Line 1860 7320 1860 6675 Wire Wire Line 1860 6675 4210 6675 Wire Wire Line 4210 5150 4210 6675 Wire Wire Line 4310 6710 1900 6710 Wire Wire Line 1900 6710 1900 7420 Wire Wire Line 1900 7420 1150 7420 Entry Wire Line 1875 6340 1975 6440 Wire Wire Line 1150 2285 1650 2285 Wire Wire Line 1650 2285 1650 2385 Connection ~ 1650 3285 Wire Wire Line 1150 2385 1650 2385 Connection ~ 1650 2385 Wire Wire Line 1650 2385 1650 3285 Wire Wire Line 1150 3185 1735 3185 Wire Wire Line 1735 1485 1735 2185 Wire Wire Line 1735 3185 1735 3525 Connection ~ 1735 3185 Wire Wire Line 1845 655 2205 655 Wire Wire Line 1150 2485 1735 2485 Connection ~ 1735 2485 Wire Wire Line 1735 2485 1735 3185 Wire Wire Line 1150 2185 1735 2185 Connection ~ 1735 2185 Wire Wire Line 1735 2185 1735 2485 Wire Wire Line 1150 1685 1845 1685 Wire Wire Line 1845 1685 1845 875 Connection ~ 1845 875 Entry Wire Line 1875 1585 1975 1685 Entry Wire Line 1875 2085 1975 2185 Wire Wire Line 1150 2685 1875 2685 Wire Wire Line 9060 2350 9680 2350 Wire Wire Line 9060 1950 9705 1950 Wire Wire Line 9060 1550 9975 1550 Connection ~ 5785 4350 Text Notes 2055 6585 0 50 ~ 0 SOL-20:\n~RESET~ = OUT3\nLOCAL = OUT1\nBREAK = OUT2\n\nApple 1:\nD7 on socket is tied high\n~RESET~ = OUT3\nCLRSCR = OUT1\n\nApple 2:\n~RESET~ = OUT3\n\n Text Label 1260 2685 0 50 ~ 0 OUT1 Text Label 1260 2585 0 50 ~ 0 OUT3 Wire Wire Line 4310 6320 4310 6710 Wire Wire Line 4210 5150 5100 5150 Connection ~ 4310 5050 Wire Wire Line 4310 5050 5100 5050 Wire Bus Line 5200 3850 5200 6640 Wire Bus Line 10075 1350 10075 6705 Wire Bus Line 1975 875 1975 6640 Wire Bus Line 7800 1350 7800 6705 $EndSCHEMATC