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SukkoPera.Raemixx500/cias.sch
SukkoPera fc1bf16f01 Add expansion bus
2019-04-20 16:29:30 +02:00

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EESchema Schematic File Version 4
LIBS:Raemix500-cache
EELAYER 26 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 6 11
Title "Rämixx500"
Date "2019-04-20"
Rev "1git"
Comp "SukkoPera"
Comment1 "RS232 AND PARALLEL PORT"
Comment2 ""
Comment3 ""
Comment4 "Licensed under CERN OHL v.1.2"
$EndDescr
$Comp
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F 3 "DOCUMENTATION" H 3315 3460 50 0001 C CNN
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$EndComp
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$EndComp
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$EndComp
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$EndComp
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$EndComp
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$EndComp
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$EndComp
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$EndComp
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$EndComp
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Text GLabel 4175 2460 2 50 Input ~ 0
~KBCLOCK
Text GLabel 4580 2610 2 50 Input ~ 0
~FIRE1
Text GLabel 4310 2710 2 50 Input ~ 0
FIRE0
Text GLabel 4580 2810 2 50 Input ~ 0
~RDY
Text GLabel 4335 2910 2 50 Input ~ 0
~TRK0
Text GLabel 4580 3010 2 50 Input ~ 0
~WPROT
Text GLabel 4315 3110 2 50 Input ~ 0
~CHNG
Text GLabel 4580 3210 2 50 Output ~ 0
~LED
Text GLabel 4385 3310 2 50 Output ~ 0
~OVL
$Comp
L power:VCC #PWR0162
U 1 1 5EB01728
P 6150 3210
F 0 "#PWR0162" H 6150 3060 50 0001 C CNN
F 1 "VCC" H 6167 3383 50 0000 C CNN
F 2 "" H 6150 3210 50 0001 C CNN
F 3 "" H 6150 3210 50 0001 C CNN
1 6150 3210
-1 0 0 -1
$EndComp
Wire Wire Line
6150 3210 6150 3290
Wire Wire Line
5650 3690 5650 3785
Text GLabel 5650 3785 3 50 Input ~ 0
~INDEX
NoConn ~ 5550 3690
Wire Wire Line
5450 3690 5450 3785
Text GLabel 5450 3785 3 50 Input ~ 0
~EXTICK
Text Notes 6055 3325 2 50 ~ 0
~EXTICK~ is not connected\nhere in original schematics,\nbut it is on the actual board.
Wire Wire Line
6150 3690 6150 3785
Text GLabel 6150 3785 3 31 Input ~ 0
~KBCLOCK
Wire Wire Line
6050 3690 6050 3785
Text GLabel 6050 3785 3 31 Input ~ 0
~KBDATA
Wire Wire Line
4615 4935 5950 4935
Wire Wire Line
4065 4510 5750 4510
Wire Wire Line
4065 4360 5350 4360
Wire Wire Line
5850 3690 5850 3785
Text GLabel 5850 3785 3 50 Input ~ 0
~KBRESET
Wire Wire Line
5350 3690 5350 4360
Connection ~ 5350 4360
Wire Wire Line
5350 4360 6695 4360
Wire Wire Line
5750 3690 5750 4510
Connection ~ 5750 4510
Wire Wire Line
5750 4510 6845 4510
Wire Wire Line
4480 4805 7145 4805
Wire Wire Line
5950 3690 5950 4935
Connection ~ 5950 4935
Wire Wire Line
5950 4935 7285 4935
$Comp
L db25_male_mountingholes:DB25_Male_MountingHoles CN6
U 1 1 5EBF2D7E
P 9255 7610
F 0 "CN6" H 9255 6118 50 0000 C CNN
F 1 "DB25_Male" H 9255 6209 50 0000 C CNN
F 2 "w_conn_d-sub:DB_25M" H 9255 7610 50 0001 C CNN
F 3 " ~" H 9255 7610 50 0001 C CNN
1 9255 7610
1 0 0 1
$EndComp
Wire Wire Line
4065 6325 4580 6325
Wire Wire Line
4065 6425 4315 6425
Wire Wire Line
4065 6525 4580 6525
Wire Wire Line
4065 6625 4315 6625
Wire Wire Line
4065 6725 4580 6725
Wire Wire Line
4065 6825 4315 6825
Wire Wire Line
4065 6925 4580 6925
Wire Wire Line
4065 7025 4315 7025
Text GLabel 4580 6325 2 50 Output ~ 0
~MTR
Text GLabel 4315 6425 2 50 Output ~ 0
~SEL3
Text GLabel 4580 6525 2 50 Output ~ 0
~SEL2
Text GLabel 4315 6625 2 50 Output ~ 0
~SEL1
Text GLabel 4580 6725 2 50 Output ~ 0
~SEL0
Text GLabel 4315 6825 2 50 Output ~ 0
~SIDE
Text GLabel 4580 6925 2 50 Output ~ 0
DIR
Text GLabel 4315 7025 2 50 Output ~ 0
~STEP
NoConn ~ 4065 7225
Wire Wire Line
4065 7375 4580 7375
Text GLabel 4580 7375 2 50 Input ~ 0
~INDEX
Wire Wire Line
8955 6610 8345 6610
Wire Wire Line
8955 6810 8730 6810
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL E532
U 1 1 5EC70ADB
P 8045 6710
F 0 "E532" H 7905 6900 50 0000 C CNN
F 1 "150p" H 7855 6680 50 0000 C CNN
F 2 "" V 8045 6710 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 8045 6710 50 0001 C CNN
1 8045 6710
1 0 0 -1
$EndComp
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL E534
U 1 1 5EC70AE1
P 8430 6910
F 0 "E534" H 8430 7105 50 0000 C CNN
F 1 "150p" H 8595 6880 50 0000 C CNN
F 2 "" V 8430 6910 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 8430 6910 50 0001 C CNN
1 8430 6910
1 0 0 -1
$EndComp
Wire Wire Line
8955 7010 8345 7010
Wire Wire Line
8955 7210 8730 7210
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL E533
U 1 1 5EC70AE9
P 8045 7110
F 0 "E533" H 7905 7300 50 0000 C CNN
F 1 "470p" H 7855 7085 50 0000 C CNN
F 2 "" V 8045 7110 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 8045 7110 50 0001 C CNN
1 8045 7110
1 0 0 -1
$EndComp
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL E535
U 1 1 5EC70AEF
P 8430 7310
F 0 "E535" H 8430 7505 50 0000 C CNN
F 1 "470p" H 8600 7280 50 0000 C CNN
F 2 "" V 8430 7310 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 8430 7310 50 0001 C CNN
1 8430 7310
1 0 0 -1
$EndComp
Wire Wire Line
8955 7410 8345 7410
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL E536
U 1 1 5EC70AF7
P 8045 7510
F 0 "E536" H 7905 7700 50 0000 C CNN
F 1 "470p" H 7860 7480 50 0000 C CNN
F 2 "" V 8045 7510 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 8045 7510 50 0001 C CNN
1 8045 7510
1 0 0 -1
$EndComp
Wire Wire Line
8955 7810 8345 7810
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL E537
U 1 1 5EC70B04
P 8045 7910
F 0 "E537" H 7905 8100 50 0000 C CNN
F 1 "470p" H 7860 7880 50 0000 C CNN
F 2 "" V 8045 7910 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 8045 7910 50 0001 C CNN
1 8045 7910
1 0 0 -1
$EndComp
Wire Wire Line
8045 7560 8045 7680
Wire Wire Line
8045 7680 7615 7680
Wire Wire Line
8045 7160 8045 7280
Wire Wire Line
8045 7280 7615 7280
Wire Wire Line
8045 6760 8045 6880
Wire Wire Line
8045 6880 7615 6880
Wire Wire Line
8430 6960 8430 7070
Wire Wire Line
8430 7070 8780 7070
Wire Wire Line
8780 7070 8780 7610
Wire Wire Line
8430 7360 8430 7610
Wire Wire Line
7615 6880 7615 7280
Connection ~ 7615 7280
Wire Wire Line
7615 7280 7615 7680
Connection ~ 7615 7680
Wire Wire Line
7615 7680 7615 9115
Wire Wire Line
8780 9115 7615 9115
Wire Wire Line
8780 9115 9255 9115
Wire Wire Line
9255 9115 9255 9010
Connection ~ 8780 9115
$Comp
L power:GND #PWR0163
U 1 1 5ECC0C27
P 8780 9235
F 0 "#PWR0163" H 8780 8985 50 0001 C CNN
F 1 "GND" H 8785 9062 50 0000 C CNN
F 2 "" H 8780 9235 50 0001 C CNN
F 3 "" H 8780 9235 50 0001 C CNN
1 8780 9235
1 0 0 -1
$EndComp
Wire Wire Line
8780 9235 8780 9115
Wire Wire Line
8780 7610 8780 9115
Wire Wire Line
8430 7610 8780 7610
Wire Wire Line
8955 7610 8780 7610
Connection ~ 8780 7610
Wire Wire Line
9555 6510 9950 6510
NoConn ~ 9950 6510
Wire Wire Line
9555 6710 9950 6710
NoConn ~ 9950 6710
Wire Wire Line
9555 6910 9950 6910
NoConn ~ 9950 6910
Wire Wire Line
9555 7110 9950 7110
NoConn ~ 9950 7110
Text Label 9590 6510 0 50 ~ 0
stxd
Text Label 9590 6710 0 50 ~ 0
txc
Text Label 9590 6910 0 50 ~ 0
srxd
Text Label 9590 7110 0 50 ~ 0
rxc
Text Label 8815 6610 0 50 ~ 0
txd
Text Label 8815 6810 0 50 ~ 0
rxd
Text Label 8815 7010 0 50 ~ 0
rts
Text Label 8815 7210 0 50 ~ 0
cts
Text Label 8815 7410 0 50 ~ 0
dsr
Text Label 8815 7610 0 50 ~ 0
sg
Text Label 8815 7810 0 50 ~ 0
cd
Wire Wire Line
8560 6410 8955 6410
Text Label 8815 6410 0 50 ~ 0
fg
NoConn ~ 8560 6410
$Comp
L Device:R E503
U 1 1 5EDCA2BC
P 8505 8210
F 0 "E503" V 8420 8210 50 0000 C CNN
F 1 "47" V 8505 8210 50 0000 C CNN
F 2 "" V 8435 8210 50 0001 C CNN
F 3 "~" H 8505 8210 50 0001 C CNN
1 8505 8210
0 1 1 0
$EndComp
Text Notes 8180 8300 0 50 ~ 0
1/2W
$Comp
L Device:R E502
U 1 1 5EDDB02D
P 8505 8010
F 0 "E502" V 8420 8010 50 0000 C CNN
F 1 "47" V 8505 8010 50 0000 C CNN
F 2 "" V 8435 8010 50 0001 C CNN
F 3 "~" H 8505 8010 50 0001 C CNN
1 8505 8010
0 1 1 0
$EndComp
Text Notes 8185 8095 0 50 ~ 0
1/2W
Wire Wire Line
8655 8010 8955 8010
Wire Wire Line
8655 8210 8955 8210
Wire Wire Line
7495 8010 7495 7990
Wire Wire Line
7495 8010 8355 8010
$Comp
L power:+12V #PWR0164
U 1 1 5EE426AB
P 7495 7990
F 0 "#PWR0164" H 7495 7840 50 0001 C CNN
F 1 "+12V" H 7345 8065 50 0000 C CNN
F 2 "" H 7495 7990 50 0001 C CNN
F 3 "" H 7495 7990 50 0001 C CNN
1 7495 7990
1 0 0 -1
$EndComp
$Comp
L power:-12V #PWR0165
U 1 1 5EE42800
P 7495 8170
F 0 "#PWR0165" H 7495 8270 50 0001 C CNN
F 1 "-12V" H 7345 8245 50 0000 C CNN
F 2 "" H 7495 8170 50 0001 C CNN
F 3 "" H 7495 8170 50 0001 C CNN
1 7495 8170
1 0 0 -1
$EndComp
Wire Wire Line
7495 8210 7495 8170
Wire Wire Line
7495 8210 8355 8210
Wire Wire Line
8560 8610 8955 8610
Text Label 8815 8610 0 50 ~ 0
scd
NoConn ~ 8560 8610
Wire Wire Line
8560 8810 8955 8810
NoConn ~ 8560 8810
Text Label 8815 8810 0 50 ~ 0
scts
Text Label 8815 8010 0 50 ~ 0
+v
Text Label 8815 8210 0 50 ~ 0
-v
Wire Wire Line
9555 7310 9950 7310
$Comp
L Device:C_Small C501
U 1 1 5EE8C5DF
P 10050 7310
F 0 "C501" V 10165 7310 50 0000 C CNN
F 1 "330n" V 10005 7180 50 0000 C CNN
F 2 "" H 10050 7310 50 0001 C CNN
F 3 "~" H 10050 7310 50 0001 C CNN
1 10050 7310
0 1 1 0
$EndComp
Wire Wire Line
10150 7310 10355 7310
Text GLabel 10355 7310 2 50 Output ~ 0
AUDIN
Wire Wire Line
8955 8410 8560 8410
$Comp
L Device:C_Small C502
U 1 1 5EEC226F
P 8460 8410
F 0 "C502" V 8570 8410 50 0000 C CNN
F 1 "330n" V 8415 8280 50 0000 C CNN
F 2 "" H 8460 8410 50 0001 C CNN
F 3 "~" H 8460 8410 50 0001 C CNN
1 8460 8410
0 1 1 0
$EndComp
Wire Wire Line
8360 8410 8155 8410
Text GLabel 8155 8410 0 50 Input ~ 0
AUDOUT
Wire Wire Line
9555 7510 9950 7510
NoConn ~ 9950 7510
Wire Wire Line
9555 8310 9950 8310
NoConn ~ 9950 8310
Wire Wire Line
9555 7910 9950 7910
NoConn ~ 9950 7910
Wire Wire Line
9555 8510 9950 8510
NoConn ~ 9950 8510
Text Label 9590 7510 0 50 ~ 0
srts
Text Label 9590 8310 0 50 ~ 0
ss
Text Label 9590 7910 0 50 ~ 0
sqd
Text Label 9590 8510 0 50 ~ 0
clk
Wire Wire Line
9555 8710 9950 8710
NoConn ~ 9950 8710
Text Label 9590 8710 0 50 ~ 0
bz
$Comp
L MC1488:MC1488 U38
U 3 1 5EFA27C6
P 7250 6610
F 0 "U38" H 7225 6610 50 0000 C CNN
F 1 "MC1488" H 7225 6755 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket_LongPads" H 7250 6360 50 0001 C CNN
F 3 "DOCUMENTATION" H 7250 6260 50 0001 C CNN
3 7250 6610
1 0 0 -1
$EndComp
$Comp
L MC1488:MC1488 U38
U 4 1 5EFA28F8
P 7250 6195
F 0 "U38" H 7225 6195 50 0000 C CNN
F 1 "MC1488" H 7225 6345 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket_LongPads" H 7250 5945 50 0001 C CNN
F 3 "DOCUMENTATION" H 7250 5845 50 0001 C CNN
4 7250 6195
1 0 0 -1
$EndComp
$Comp
L MC1488:MC1488 U38
U 2 1 5EFC98B9
P 7250 7010
F 0 "U38" H 7230 7010 50 0000 C CNN
F 1 "MC1488" H 7220 7160 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket_LongPads" H 7250 6760 50 0001 C CNN
F 3 "DOCUMENTATION" H 7250 6660 50 0001 C CNN
2 7250 7010
1 0 0 -1
$EndComp
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL E531
U 1 1 5F003110
P 10180 7810
F 0 "E531" H 10180 8000 50 0000 C CNN
F 1 "470p" H 9990 7780 50 0000 C CNN
F 2 "" V 10180 7810 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 10180 7810 50 0001 C CNN
1 10180 7810
-1 0 0 -1
$EndComp
Wire Wire Line
9555 7710 9880 7710
Text Label 9590 7710 0 50 ~ 0
dtr
Wire Wire Line
10905 6195 10905 7710
Wire Wire Line
10905 7710 10480 7710
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL E538
U 1 1 5F05121C
P 10180 8210
F 0 "E538" H 10180 8405 50 0000 C CNN
F 1 "470p" H 9990 8180 50 0000 C CNN
F 2 "" V 10180 8210 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 10180 8210 50 0001 C CNN
1 10180 8210
-1 0 0 -1
$EndComp
Wire Wire Line
9555 8110 9880 8110
Wire Wire Line
10480 8110 11030 8110
Wire Wire Line
11030 8110 11030 5390
Wire Wire Line
11030 5390 9135 5390
$Comp
L Device:R R109
U 1 1 5F08C983
P 1875 6825
F 0 "R109" V 1790 6825 50 0000 C CNN
F 1 "68" V 1875 6825 50 0000 C CNN
F 2 "Raemixx500:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal" V 1805 6825 50 0001 C CNN
F 3 "~" H 1875 6825 50 0001 C CNN
1 1875 6825
0 1 1 0
$EndComp
Wire Wire Line
2025 6825 2230 6825
Connection ~ 2230 6825
Wire Wire Line
1605 6825 1725 6825
$Comp
L Transistor_BJT:2N3904 Q501
U 1 1 5F0CC7D2
P 7980 5390
F 0 "Q501" H 8171 5436 50 0000 L CNN
F 1 "2N3904" H 8171 5345 50 0000 L CNN
F 2 "" H 8180 5315 50 0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3904.pdf" H 7980 5390 50 0001 L CNN
1 7980 5390
-1 0 0 -1
$EndComp
Wire Wire Line
7285 4935 7880 4935
Wire Wire Line
7880 4935 7880 5190
Connection ~ 7285 4935
$Comp
L Device:R R502
U 1 1 5F0F6026
P 8985 5390
F 0 "R502" V 8900 5390 50 0000 C CNN
F 1 "2.7k" V 8985 5390 50 0000 C CNN
F 2 "Raemixx500:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal" V 8915 5390 50 0001 C CNN
F 3 "~" H 8985 5390 50 0001 C CNN
1 8985 5390
0 1 1 0
$EndComp
Wire Wire Line
8180 5390 8340 5390
$Comp
L Diode:1N4148 D501
U 1 1 5F134D2F
P 8675 5625
F 0 "D501" V 8629 5704 50 0000 L CNN
F 1 "1N4148" V 8720 5704 50 0000 L CNN
F 2 "" H 8675 5450 50 0001 C CNN
F 3 "http://www.nxp.com/documents/data_sheet/1N4148_1N4448.pdf" H 8675 5625 50 0001 C CNN
1 8675 5625
0 1 1 0
$EndComp
$Comp
L Device:R R501
U 1 1 5F149CBE
P 8340 5625
F 0 "R501" V 8255 5625 50 0000 C CNN
F 1 "10k" V 8335 5625 50 0000 C CNN
F 2 "Raemixx500:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal" V 8270 5625 50 0001 C CNN
F 3 "~" H 8340 5625 50 0001 C CNN
1 8340 5625
-1 0 0 1
$EndComp
Wire Wire Line
7880 5590 7880 5905
Wire Wire Line
7880 5905 8340 5905
Wire Wire Line
8675 5905 8675 5775
Wire Wire Line
8340 5775 8340 5905
Connection ~ 8340 5905
Wire Wire Line
8340 5905 8675 5905
$Comp
L power:GND #PWR0166
U 1 1 5F17460F
P 8340 5965
F 0 "#PWR0166" H 8340 5715 50 0001 C CNN
F 1 "GND" H 8345 5792 50 0000 C CNN
F 2 "" H 8340 5965 50 0001 C CNN
F 3 "" H 8340 5965 50 0001 C CNN
1 8340 5965
1 0 0 -1
$EndComp
Wire Wire Line
8340 5965 8340 5905
Wire Wire Line
8340 5475 8340 5390
Connection ~ 8340 5390
Wire Wire Line
8340 5390 8675 5390
Wire Wire Line
8675 5475 8675 5390
Connection ~ 8675 5390
Wire Wire Line
8675 5390 8835 5390
Wire Wire Line
10180 7860 10180 7910
Wire Wire Line
10180 7910 10690 7910
Wire Wire Line
10690 7910 10690 8310
Wire Wire Line
10690 8310 10180 8310
Wire Wire Line
10180 8310 10180 8260
$Comp
L power:GND #PWR0167
U 1 1 5F1E3A4A
P 12985 8385
F 0 "#PWR0167" H 12985 8135 50 0001 C CNN
F 1 "GND" H 12990 8212 50 0000 C CNN
F 2 "" H 12985 8385 50 0001 C CNN
F 3 "" H 12985 8385 50 0001 C CNN
1 12985 8385
1 0 0 -1
$EndComp
Wire Wire Line
12985 8385 12985 8300
Wire Wire Line
6950 6960 6855 6960
Wire Wire Line
6855 6960 6855 6560
$Comp
L power:VCC #PWR0168
U 1 1 5F228CE9
P 6855 5930
F 0 "#PWR0168" H 6855 5780 50 0001 C CNN
F 1 "VCC" H 6872 6103 50 0000 C CNN
F 2 "" H 6855 5930 50 0001 C CNN
F 3 "" H 6855 5930 50 0001 C CNN
1 6855 5930
-1 0 0 -1
$EndComp
Wire Wire Line
6950 6145 6855 6145
Connection ~ 6855 6145
Wire Wire Line
6855 6145 6855 5930
Wire Wire Line
6950 6560 6855 6560
Connection ~ 6855 6560
Wire Wire Line
6855 6560 6855 6145
Wire Wire Line
4065 5475 6275 5475
Wire Wire Line
6275 5475 6275 6245
Text GLabel 6130 6660 0 50 Input ~ 0
~TXD
Wire Wire Line
4065 5575 5780 5575
Wire Wire Line
5780 5575 5780 7060
$Comp
L mc1489:MC1489 U39
U 1 1 5F30DED7
P 6445 6810
F 0 "U39" H 6185 6760 50 0000 C CNN
F 1 "MC1489" H 6395 6665 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket_LongPads" H 6445 6560 50 0001 C CNN
F 3 "DOCUMENTATION" H 6445 6460 50 0001 C CNN
1 6445 6810
-1 0 0 -1
$EndComp
Wire Wire Line
6745 6810 8130 6810
Wire Wire Line
6245 6810 6140 6810
Text GLabel 6140 6810 0 50 Output ~ 0
~RXD
NoConn ~ 6445 6710
Wire Wire Line
7500 6195 10905 6195
Wire Wire Line
7500 6610 7745 6610
Wire Wire Line
7500 7010 7745 7010
Wire Wire Line
6275 6245 6950 6245
Wire Wire Line
6130 6660 6950 6660
$Comp
L mc1489:MC1489 U39
U 2 1 5F4C24DD
P 6090 7410
F 0 "U39" H 5825 7360 50 0000 C CNN
F 1 "MC1489" H 6040 7245 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket_LongPads" H 6090 7160 50 0001 C CNN
F 3 "DOCUMENTATION" H 6090 7060 50 0001 C CNN
2 6090 7410
-1 0 0 -1
$EndComp
$Comp
L mc1489:MC1489 U39
U 3 1 5F4C2ACF
P 5585 7810
F 0 "U39" H 5325 7760 50 0000 C CNN
F 1 "MC1489" H 5535 7655 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket_LongPads" H 5585 7560 50 0001 C CNN
F 3 "DOCUMENTATION" H 5585 7460 50 0001 C CNN
3 5585 7810
-1 0 0 -1
$EndComp
$Comp
L mc1489:MC1489 U39
U 4 1 5F4C2DB1
P 5585 7210
F 0 "U39" H 5320 7155 50 0000 C CNN
F 1 "MC1489" H 5535 7070 50 0000 C CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket_LongPads" H 5585 6960 50 0001 C CNN
F 3 "DOCUMENTATION" H 5585 6860 50 0001 C CNN
4 5585 7210
-1 0 0 -1
$EndComp
Wire Wire Line
5780 7060 6950 7060
Wire Wire Line
5885 7210 8130 7210
NoConn ~ 6090 7310
Wire Wire Line
5885 7810 7745 7810
NoConn ~ 5585 7710
Wire Wire Line
5385 7810 4980 7810
Wire Wire Line
4980 7810 4980 5875
Wire Wire Line
4980 5875 4065 5875
Wire Wire Line
6390 7410 7745 7410
Wire Wire Line
5890 7410 5080 7410
Wire Wire Line
5080 7410 5080 5775
Wire Wire Line
5080 5775 4065 5775
NoConn ~ 5585 7110
Wire Wire Line
5385 7210 5175 7210
Wire Wire Line
5175 7210 5175 5675
Wire Wire Line
5175 5675 4065 5675
Text Notes 7240 8735 2 315 ~ 0
RS232
Text Notes 8525 1090 2 315 ~ 0
PARALLEL PORT
$Comp
L mc1489:MC1489 U39
U 5 1 5F66BBE4
P 1525 10160
F 0 "U39" H 1613 10206 50 0000 L CNN
F 1 "MC1489" H 1613 10115 50 0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket_LongPads" H 1525 9910 50 0001 C CNN
F 3 "DOCUMENTATION" H 1525 9810 50 0001 C CNN
5 1525 10160
1 0 0 -1
$EndComp
$Comp
L MC1488:MC1488 U38
U 5 1 5F687998
P 2165 10160
F 0 "U38" H 2303 10206 50 0000 L CNN
F 1 "MC1488" H 2303 10115 50 0000 L CNN
F 2 "Package_DIP:DIP-14_W7.62mm_Socket_LongPads" H 2165 9910 50 0001 C CNN
F 3 "DOCUMENTATION" H 2165 9810 50 0001 C CNN
5 2165 10160
1 0 0 -1
$EndComp
$Comp
L Device:C C39
U 1 1 5F6A3A58
P 1190 10160
F 0 "C39" H 1305 10206 50 0000 L CNN
F 1 "10n" H 1305 10115 50 0000 L CNN
F 2 "" H 1228 10010 50 0001 C CNN
F 3 "~" H 1190 10160 50 0001 C CNN
1 1190 10160
1 0 0 -1
$EndComp
Wire Wire Line
1190 10310 1190 10510
Wire Wire Line
1190 10510 1525 10510
Wire Wire Line
2165 10510 2165 10410
Wire Wire Line
1525 10410 1525 10510
Connection ~ 1525 10510
Wire Wire Line
1525 10510 2165 10510
$Comp
L power:GND #PWR0169
U 1 1 5F6DC274
P 1525 10630
F 0 "#PWR0169" H 1525 10380 50 0001 C CNN
F 1 "GND" H 1530 10457 50 0000 C CNN
F 2 "" H 1525 10630 50 0001 C CNN
F 3 "" H 1525 10630 50 0001 C CNN
1 1525 10630
1 0 0 -1
$EndComp
Wire Wire Line
1525 10630 1525 10510
Wire Wire Line
1190 10010 1190 9680
Wire Wire Line
1190 9680 1355 9680
Wire Wire Line
1525 9680 1525 9910
$Comp
L power:VCC #PWR0170
U 1 1 5F715FB0
P 1355 9585
F 0 "#PWR0170" H 1355 9435 50 0001 C CNN
F 1 "VCC" H 1372 9758 50 0000 C CNN
F 2 "" H 1355 9585 50 0001 C CNN
F 3 "" H 1355 9585 50 0001 C CNN
1 1355 9585
-1 0 0 -1
$EndComp
Wire Wire Line
1355 9680 1355 9585
Connection ~ 1355 9680
Wire Wire Line
1355 9680 1525 9680
$Comp
L power:+12V #PWR0171
U 1 1 5F76EC3B
P 2115 9825
F 0 "#PWR0171" H 2115 9675 50 0001 C CNN
F 1 "+12V" H 1965 9900 50 0000 C CNN
F 2 "" H 2115 9825 50 0001 C CNN
F 3 "" H 2115 9825 50 0001 C CNN
1 2115 9825
1 0 0 -1
$EndComp
$Comp
L power:-12V #PWR0172
U 1 1 5F76ECA6
P 2215 9705
F 0 "#PWR0172" H 2215 9805 50 0001 C CNN
F 1 "-12V" H 2065 9780 50 0000 C CNN
F 2 "" H 2215 9705 50 0001 C CNN
F 3 "" H 2215 9705 50 0001 C CNN
1 2215 9705
1 0 0 -1
$EndComp
Wire Wire Line
2215 9705 2215 9910
Wire Wire Line
2115 9825 2115 9910
Text Notes 7600 10310 2 315 ~ 0
RS232 DECOUPLING
$Comp
L Device:R R504
U 1 1 5F8814B9
P 12815 2745
F 0 "R504" V 12730 2745 50 0000 C CNN
F 1 "4.7k" V 12815 2745 50 0000 C CNN
F 2 "Raemixx500:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal" V 12745 2745 50 0001 C CNN
F 3 "~" H 12815 2745 50 0001 C CNN
1 12815 2745
0 1 1 0
$EndComp
$Comp
L Device:R R506
U 1 1 5F8818E1
P 12510 2520
F 0 "R506" V 12425 2520 50 0000 C CNN
F 1 "10k" V 12505 2520 50 0000 C CNN
F 2 "Raemixx500:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal" V 12440 2520 50 0001 C CNN
F 3 "~" H 12510 2520 50 0001 C CNN
1 12510 2520
-1 0 0 1
$EndComp
Wire Wire Line
12510 2670 12510 2745
Wire Wire Line
12510 2745 12665 2745
Wire Wire Line
12510 2745 12290 2745
Connection ~ 12510 2745
Text GLabel 12290 2745 0 50 Input ~ 0
~MTR0
$Comp
L power:VCC #PWR0173
U 1 1 5F8BF165
P 12985 2225
F 0 "#PWR0173" H 12985 2075 50 0001 C CNN
F 1 "VCC" H 13002 2398 50 0000 C CNN
F 2 "" H 12985 2225 50 0001 C CNN
F 3 "" H 12985 2225 50 0001 C CNN
1 12985 2225
1 0 0 -1
$EndComp
Wire Wire Line
12510 2300 12510 2370
$Comp
L Transistor_BJT:2N3906 Q503
U 1 1 5F8DE53A
P 13380 2745
F 0 "Q503" H 13571 2699 50 0000 L CNN
F 1 "2N3906" H 13571 2790 50 0000 L CNN
F 2 "" H 13580 2670 50 0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3906.pdf" H 13380 2745 50 0001 L CNN
1 13380 2745
1 0 0 1
$EndComp
Wire Wire Line
12965 2745 13180 2745
Wire Wire Line
12510 2300 12985 2300
Wire Wire Line
13480 2300 13480 2545
Wire Wire Line
12985 2225 12985 2300
Connection ~ 12985 2300
Wire Wire Line
12985 2300 13480 2300
$Comp
L conn:CONN_8 CN13
U 1 1 5F93CF11
P 15110 3390
F 0 "CN13" H 14978 2793 60 0000 C CNN
F 1 "KEYBOARD" H 14978 2899 60 0000 C CNN
F 2 "Connector_PinHeader_2.54mm:PinHeader_1x08_P2.54mm_Vertical" H 15110 3390 50 0001 C CNN
F 3 "" H 15110 3390 50 0001 C CNN
1 15110 3390
1 0 0 1
$EndComp
Wire Wire Line
14760 3340 14370 3340
Wire Wire Line
14760 3540 14370 3540
NoConn ~ 14370 3340
Text Label 14515 3340 0 50 ~ 0
key
Wire Wire Line
13480 2945 13480 3040
Wire Wire Line
13480 3040 14760 3040
Text Label 14515 3040 0 50 ~ 0
inuse
Text Label 14515 3140 0 50 ~ 0
status
$Comp
L power:GND #PWR0174
U 1 1 5FA235DE
P 14140 3280
F 0 "#PWR0174" H 14140 3030 50 0001 C CNN
F 1 "GND" H 14255 3180 50 0000 C CNN
F 2 "" H 14140 3280 50 0001 C CNN
F 3 "" H 14140 3280 50 0001 C CNN
1 14140 3280
1 0 0 -1
$EndComp
Wire Wire Line
14140 3240 14140 3280
Wire Wire Line
14140 3240 14760 3240
Text Label 14515 3540 0 50 ~ 0
reset
Text Label 14515 3640 0 50 ~ 0
data
Text Label 14515 3740 0 50 ~ 0
clock
$Comp
L power:VCC #PWR0175
U 1 1 5FA4701A
P 13985 3390
F 0 "#PWR0175" H 13985 3240 50 0001 C CNN
F 1 "VCC" H 13990 3535 50 0000 C CNN
F 2 "" H 13985 3390 50 0001 C CNN
F 3 "" H 13985 3390 50 0001 C CNN
1 13985 3390
1 0 0 -1
$EndComp
Wire Wire Line
13985 3440 13985 3390
Wire Wire Line
13985 3440 14760 3440
$Comp
L Device:R R503
U 1 1 5FA8F09B
P 12815 3675
F 0 "R503" V 12730 3675 50 0000 C CNN
F 1 "4.7k" V 12815 3675 50 0000 C CNN
F 2 "Raemixx500:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal" V 12745 3675 50 0001 C CNN
F 3 "~" H 12815 3675 50 0001 C CNN
1 12815 3675
0 1 1 0
$EndComp
$Comp
L Device:R R505
U 1 1 5FA8F0A1
P 12510 3450
F 0 "R505" V 12425 3450 50 0000 C CNN
F 1 "10k" V 12505 3450 50 0000 C CNN
F 2 "Raemixx500:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal" V 12440 3450 50 0001 C CNN
F 3 "~" H 12510 3450 50 0001 C CNN
1 12510 3450
-1 0 0 1
$EndComp
Wire Wire Line
12510 3600 12510 3675
Wire Wire Line
12510 3675 12665 3675
Wire Wire Line
12510 3675 12290 3675
Connection ~ 12510 3675
$Comp
L power:VCC #PWR0176
U 1 1 5FA8F0AB
P 12985 3155
F 0 "#PWR0176" H 12985 3005 50 0001 C CNN
F 1 "VCC" H 13002 3328 50 0000 C CNN
F 2 "" H 12985 3155 50 0001 C CNN
F 3 "" H 12985 3155 50 0001 C CNN
1 12985 3155
1 0 0 -1
$EndComp
Wire Wire Line
12510 3230 12510 3300
$Comp
L Transistor_BJT:2N3906 Q502
U 1 1 5FA8F0B2
P 13380 3675
F 0 "Q502" H 13571 3629 50 0000 L CNN
F 1 "2N3906" H 13571 3720 50 0000 L CNN
F 2 "" H 13580 3600 50 0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3906.pdf" H 13380 3675 50 0001 L CNN
1 13380 3675
1 0 0 1
$EndComp
Wire Wire Line
12965 3675 13180 3675
Wire Wire Line
12510 3230 12985 3230
Wire Wire Line
13480 3230 13480 3475
Wire Wire Line
12985 3155 12985 3230
Connection ~ 12985 3230
Wire Wire Line
12985 3230 13480 3230
Wire Wire Line
13480 3875 13480 3970
Text GLabel 12290 3675 0 50 Input ~ 0
~LED
Wire Wire Line
13480 3970 13885 3970
Wire Wire Line
13885 3970 13885 3230
Wire Wire Line
13885 3140 14760 3140
$Comp
L Device:R R507
U 1 1 5FBBDEB1
P 13685 3230
F 0 "R507" V 13600 3230 50 0000 C CNN
F 1 "100" V 13685 3230 50 0000 C CNN
F 2 "Raemixx500:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal" V 13615 3230 50 0001 C CNN
F 3 "~" H 13685 3230 50 0001 C CNN
1 13685 3230
0 1 1 0
$EndComp
Wire Wire Line
13480 3230 13535 3230
Connection ~ 13480 3230
Wire Wire Line
13835 3230 13885 3230
Connection ~ 13885 3230
Wire Wire Line
13885 3230 13885 3140
Text GLabel 14370 3540 0 50 Output ~ 0
~KBRESET
Text GLabel 15015 4340 2 50 Output ~ 0
~KBDATA
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL E632
U 1 1 5FC0C8A2
P 14545 4085
F 0 "E632" H 14545 4275 50 0000 C CNN
F 1 "100p" H 14350 4055 50 0000 C CNN
F 2 "" V 14545 4085 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 14545 4085 50 0001 C CNN
1 14545 4085
1 0 0 -1
$EndComp
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL E631
U 1 1 5FD0A3D9
P 14545 4440
F 0 "E631" H 14545 4630 50 0000 C CNN
F 1 "100p" H 14350 4410 50 0000 C CNN
F 2 "" V 14545 4440 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 14545 4440 50 0001 C CNN
1 14545 4440
1 0 0 -1
$EndComp
Wire Wire Line
14245 3985 14155 3985
Wire Wire Line
14155 3985 14155 3740
Wire Wire Line
14155 3740 14760 3740
Wire Wire Line
14245 4340 14055 4340
Wire Wire Line
14055 4340 14055 3640
Wire Wire Line
14055 3640 14760 3640
Wire Wire Line
14845 3985 15015 3985
Wire Wire Line
14845 4340 15015 4340
Text GLabel 15015 3985 2 50 Output ~ 0
~KBCLOCK
Wire Wire Line
14545 4135 14545 4175
Wire Wire Line
14545 4175 14880 4175
Wire Wire Line
14880 4175 14880 4555
Wire Wire Line
14880 4555 14710 4555
Wire Wire Line
14545 4555 14545 4490
$Comp
L power:GND #PWR0177
U 1 1 5FE8DD06
P 14710 4595
F 0 "#PWR0177" H 14710 4345 50 0001 C CNN
F 1 "GND" H 14825 4495 50 0000 C CNN
F 2 "" H 14710 4595 50 0001 C CNN
F 3 "" H 14710 4595 50 0001 C CNN
1 14710 4595
1 0 0 -1
$EndComp
Wire Wire Line
14710 4555 14710 4595
Connection ~ 14710 4555
Wire Wire Line
14710 4555 14545 4555
Text Notes 14995 1785 2 315 ~ 0
KEYBOARD\nCONNECTOR
$Comp
L ne555:NE555 U42
U 1 1 5FF90A64
P 13015 7670
F 0 "U42" H 13015 8137 50 0000 C CNN
F 1 "NE555" H 13015 8046 50 0000 C CNN
F 2 "Package_DIP:DIP-8_W7.62mm_Socket_LongPads" H 13015 7670 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/ne555.pdf" H 13015 7670 50 0001 C CNN
1 13015 7670
1 0 0 -1
$EndComp
$Comp
L Device:R R712
U 1 1 5FFFE029
P 12290 7180
F 0 "R712" V 12205 7180 50 0000 C CNN
F 1 "47K" V 12285 7180 50 0000 C CNN
F 2 "Raemixx500:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal" V 12220 7180 50 0001 C CNN
F 3 "~" H 12290 7180 50 0001 C CNN
1 12290 7180
-1 0 0 1
$EndComp
$Comp
L Device:R R711
U 1 1 5FFFE3DD
P 12045 7180
F 0 "R711" V 11960 7180 50 0000 C CNN
F 1 "1M" V 12040 7180 50 0000 C CNN
F 2 "Raemixx500:R_Axial_DIN0309_L9.0mm_D3.2mm_P12.70mm_Horizontal" V 11975 7180 50 0001 C CNN
F 3 "~" H 12045 7180 50 0001 C CNN
1 12045 7180
-1 0 0 1
$EndComp
$Comp
L power:VCC #PWR0178
U 1 1 5FFFEA2B
P 12985 6915
F 0 "#PWR0178" H 12985 6765 50 0001 C CNN
F 1 "VCC" H 13002 7088 50 0000 C CNN
F 2 "" H 12985 6915 50 0001 C CNN
F 3 "" H 12985 6915 50 0001 C CNN
1 12985 6915
1 0 0 -1
$EndComp
Wire Wire Line
12045 7030 12045 6960
Wire Wire Line
12290 6960 12290 7030
Wire Wire Line
12985 6915 12985 6960
Wire Wire Line
12045 7330 12045 7470
Wire Wire Line
12045 7470 12515 7470
Wire Wire Line
12290 7330 12290 7570
Wire Wire Line
12290 7570 12515 7570
Wire Wire Line
12290 7570 12290 7620
Connection ~ 12290 7570
NoConn ~ 12515 7870
$Comp
L Device:CP1 C711
U 1 1 60129516
P 12045 7770
F 0 "C711" H 11931 7816 50 0000 R CNN
F 1 "100n" H 11931 7725 50 0000 R CNN
F 2 "" H 12045 7770 50 0001 C CNN
F 3 "~" H 12045 7770 50 0001 C CNN
1 12045 7770
1 0 0 -1
$EndComp
$Comp
L Device:C C712
U 1 1 60174D47
P 12290 7770
F 0 "C712" H 12405 7816 50 0000 L CNN
F 1 "10u" H 12405 7725 50 0000 L CNN
F 2 "" H 12328 7620 50 0001 C CNN
F 3 "~" H 12290 7770 50 0001 C CNN
1 12290 7770
1 0 0 -1
$EndComp
Wire Wire Line
12045 7620 12045 7470
Connection ~ 12045 7470
Wire Wire Line
12045 7920 12045 8300
Wire Wire Line
12045 8300 12290 8300
Wire Wire Line
12290 8300 12290 7920
Wire Wire Line
13515 7870 13675 7870
Wire Wire Line
13675 7870 13675 7920
$Comp
L Device:C C713
U 1 1 6020FC2F
P 13675 8070
F 0 "C713" H 13790 8116 50 0000 L CNN
F 1 "10n" H 13790 8025 50 0000 L CNN
F 2 "" H 13713 7920 50 0001 C CNN
F 3 "~" H 13675 8070 50 0001 C CNN
1 13675 8070
1 0 0 -1
$EndComp
Wire Wire Line
13675 8220 13675 8300
Wire Wire Line
12290 8300 12985 8300
Connection ~ 12290 8300
Connection ~ 12985 8300
Wire Wire Line
12985 8300 13675 8300
$Comp
L Transistor_BJT:2N3904 Q711
U 1 1 602F87A0
P 13955 7470
F 0 "Q711" H 14146 7516 50 0000 L CNN
F 1 "2N3904" H 14146 7425 50 0000 L CNN
F 2 "" H 14155 7395 50 0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3904.pdf" H 13955 7470 50 0001 L CNN
1 13955 7470
1 0 0 -1
$EndComp
Wire Wire Line
14055 7670 14055 8300
Wire Wire Line
14055 8300 13675 8300
Connection ~ 13675 8300
Wire Wire Line
13515 7470 13755 7470
$Comp
L Jumper:Jumper_2_Bridged JP1
U 1 1 6034771D
P 14350 7135
F 0 "JP1" H 14350 7238 50 0000 C CNN
F 1 "Jumper_2_Bridged" H 14350 7239 50 0001 C CNN
F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mm" H 14350 7135 50 0001 C CNN
F 3 "~" H 14350 7135 50 0001 C CNN
1 14350 7135
1 0 0 -1
$EndComp
Wire Wire Line
14055 7270 14055 7135
Wire Wire Line
14055 7135 14150 7135
Text GLabel 14675 7135 2 50 Output ~ 0
~KBRESET
Wire Wire Line
14550 7135 14675 7135
Wire Wire Line
13515 7670 13675 7670
Wire Wire Line
13675 7670 13675 6960
Wire Wire Line
13675 6960 12985 6960
Connection ~ 12290 6960
Connection ~ 12985 6960
Wire Wire Line
12985 6960 12290 6960
Wire Wire Line
12045 6960 12290 6960
Text Notes 14955 6530 2 315 ~ 0
POWER-UP\nRESET
$Comp
L ne555:NE555 U42
U 2 1 605075B8
P 15630 7720
F 0 "U42" H 15760 7766 50 0000 L CNN
F 1 "NE555" H 15760 7675 50 0000 L CNN
F 2 "Package_DIP:DIP-8_W7.62mm_Socket_LongPads" H 15630 7720 50 0001 C CNN
F 3 "http://www.ti.com/lit/ds/symlink/lm555.pdf" H 15630 7720 50 0001 C CNN
2 15630 7720
1 0 0 -1
$EndComp
$Comp
L Device:C C42
U 1 1 6050811F
P 15295 7785
F 0 "C42" H 15180 7831 50 0000 R CNN
F 1 "330n" H 15180 7740 50 0000 R CNN
F 2 "" H 15333 7635 50 0001 C CNN
F 3 "~" H 15295 7785 50 0001 C CNN
1 15295 7785
1 0 0 -1
$EndComp
Wire Wire Line
15295 7935 15295 8135
Wire Wire Line
15295 8135 15460 8135
Wire Wire Line
15295 7635 15295 7305
Wire Wire Line
15295 7305 15460 7305
$Comp
L power:VCC #PWR0179
U 1 1 60508129
P 15460 7235
F 0 "#PWR0179" H 15460 7085 50 0001 C CNN
F 1 "VCC" H 15477 7408 50 0000 C CNN
F 2 "" H 15460 7235 50 0001 C CNN
F 3 "" H 15460 7235 50 0001 C CNN
1 15460 7235
-1 0 0 -1
$EndComp
Wire Wire Line
15460 7305 15460 7235
Connection ~ 15460 7305
Wire Wire Line
15460 7305 15630 7305
Wire Wire Line
15630 7305 15630 7370
Wire Wire Line
15630 8070 15630 8135
$Comp
L power:GND #PWR0180
U 1 1 605AEFB6
P 15460 8185
F 0 "#PWR0180" H 15460 7935 50 0001 C CNN
F 1 "GND" H 15465 8012 50 0000 C CNN
F 2 "" H 15460 8185 50 0001 C CNN
F 3 "" H 15460 8185 50 0001 C CNN
1 15460 8185
1 0 0 -1
$EndComp
Connection ~ 15460 8135
Wire Wire Line
15460 8135 15630 8135
Wire Wire Line
15460 8185 15460 8135
Text Label 1470 3110 0 50 ~ 0
a[1..23]
Text Label 1630 2260 0 50 ~ 0
d[0..15]
Wire Bus Line
1785 3110 1785 6275
Wire Bus Line
4560 3560 4560 4260
Wire Bus Line
6430 1490 6430 4260
Wire Bus Line
1950 2260 1950 5825
$EndSCHEMATC
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