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mirror of https://github.com/SukkoPera/Raemixx500.git synced 2026-05-04 15:15:25 +00:00
Files
SukkoPera.Raemixx500/cias.sch
2019-04-17 23:24:40 +02:00

1999 lines
44 KiB
Plaintext

EESchema Schematic File Version 4
LIBS:Raemix500-cache
EELAYER 26 0
EELAYER END
$Descr A3 16535 11693
encoding utf-8
Sheet 6 6
Title "Rämixx500"
Date "2019-04-17"
Rev "1git"
Comp "SukkoPera"
Comment1 "RS232 AND PARALLEL PORT"
Comment2 ""
Comment3 ""
Comment4 "Licensed under CERN OHL v.1.2"
$EndDescr
$Comp
L VIA_8520:VIA_8520 U7
U 1 1 5E7EC434
P 3315 3460
F 0 "U7" H 3315 4825 50 0000 C CNN
F 1 "VIA_8520" H 3315 4734 50 0000 C CNN
F 2 "MODULE" H 3315 3460 50 0001 C CNN
F 3 "DOCUMENTATION" H 3315 3460 50 0001 C CNN
1 3315 3460
1 0 0 -1
$EndComp
Entry Wire Line
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Entry Wire Line
1950 2360 2050 2460
Entry Wire Line
1950 2460 2050 2560
Entry Wire Line
1950 2560 2050 2660
Entry Wire Line
1950 2660 2050 2760
Entry Wire Line
1950 2760 2050 2860
Entry Wire Line
1950 2860 2050 2960
Entry Wire Line
1950 2960 2050 3060
Entry Wire Line
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Entry Wire Line
1785 3210 1885 3310
Entry Wire Line
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Entry Wire Line
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Wire Bus Line
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Wire Bus Line
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Text GLabel 1605 2260 0 50 BiDi ~ 0
D
Text GLabel 1440 3110 0 50 BiDi ~ 0
A
Text GLabel 1605 3660 0 50 Input ~ 0
~ODD_CIA
Text GLabel 1605 4110 0 50 Output ~ 0
~INT2
Text Label 2415 2360 0 50 ~ 0
d7
Text Label 2415 2460 0 50 ~ 0
d6
Text Label 2415 2560 0 50 ~ 0
d5
Text Label 2415 2660 0 50 ~ 0
d4
Text Label 2415 2760 0 50 ~ 0
d3
Text Label 2415 2860 0 50 ~ 0
d2
Text Label 2415 2960 0 50 ~ 0
d1
Text Label 2415 3060 0 50 ~ 0
d0
Text Label 2415 3210 0 50 ~ 0
a11
Text Label 2415 3310 0 50 ~ 0
a10
Text Label 2415 3410 0 50 ~ 0
a9
Text Label 2415 3510 0 50 ~ 0
a8
$Comp
L VIA_8520:VIA_8520 U8
U 1 1 5E7EF4F3
P 3315 6325
F 0 "U8" H 3315 7690 50 0000 C CNN
F 1 "VIA_8520" H 3315 7599 50 0000 C CNN
F 2 "MODULE" H 3315 6325 50 0001 C CNN
F 3 "DOCUMENTATION" H 3315 6325 50 0001 C CNN
1 3315 6325
1 0 0 -1
$EndComp
Entry Wire Line
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Entry Wire Line
1950 5225 2050 5325
Entry Wire Line
1950 5325 2050 5425
Entry Wire Line
1950 5425 2050 5525
Entry Wire Line
1950 5525 2050 5625
Entry Wire Line
1950 5625 2050 5725
Entry Wire Line
1950 5725 2050 5825
Entry Wire Line
1950 5825 2050 5925
Entry Wire Line
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
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Wire Wire Line
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Text GLabel 1605 6525 0 50 Input ~ 0
~EVEN_CIA
Wire Wire Line
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Text GLabel 1605 6975 0 50 Output ~ 0
~INT6
Text Label 2415 5225 0 50 ~ 0
d7
Text Label 2415 5325 0 50 ~ 0
d6
Text Label 2415 5425 0 50 ~ 0
d5
Text Label 2415 5525 0 50 ~ 0
d4
Text Label 2415 5625 0 50 ~ 0
d3
Text Label 2415 5725 0 50 ~ 0
d2
Text Label 2415 5825 0 50 ~ 0
d1
Text Label 2415 5925 0 50 ~ 0
d0
Text Label 2415 6075 0 50 ~ 0
a11
Text Label 2415 6175 0 50 ~ 0
a10
Text Label 2415 6275 0 50 ~ 0
a9
Text Label 2415 6375 0 50 ~ 0
a8
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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Wire Wire Line
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Connection ~ 2335 7375
Wire Wire Line
2050 5225 2565 5225
Wire Wire Line
2050 5325 2565 5325
Wire Wire Line
2050 5425 2565 5425
Wire Wire Line
2050 5525 2565 5525
Wire Wire Line
2050 5625 2565 5625
Wire Wire Line
2050 5725 2565 5725
Wire Wire Line
2050 5825 2565 5825
Wire Wire Line
2050 5925 2565 5925
Wire Wire Line
1885 6075 2565 6075
Wire Wire Line
2050 2360 2565 2360
Wire Wire Line
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Wire Wire Line
1885 6275 2565 6275
Wire Wire Line
1885 6375 2565 6375
Wire Wire Line
2050 2460 2565 2460
Wire Wire Line
2050 2560 2565 2560
Wire Wire Line
2050 2660 2565 2660
Wire Wire Line
2050 2760 2565 2760
Wire Wire Line
2050 2860 2565 2860
Wire Wire Line
2050 2960 2565 2960
Wire Wire Line
2050 3060 2565 3060
Wire Wire Line
1885 3210 2565 3210
Wire Wire Line
1885 3310 2565 3310
Wire Wire Line
1885 3410 2565 3410
Wire Wire Line
1885 3510 2565 3510
Wire Wire Line
1605 3660 2565 3660
Wire Wire Line
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Wire Wire Line
2565 3960 2230 3960
Wire Wire Line
2230 3960 2230 6825
Wire Wire Line
2565 3810 2125 3810
Wire Wire Line
2125 3810 2125 6675
Connection ~ 2125 6675
Wire Wire Line
1605 6675 2125 6675
Text GLabel 1605 6675 0 50 Input ~ 0
R~W
Text GLabel 1605 6825 0 50 Input ~ 0
E
Wire Wire Line
1605 7225 2565 7225
Wire Wire Line
1605 7375 2335 7375
Text GLabel 1605 7225 0 50 Input ~ 0
~HSYNC
Text GLabel 1605 7375 0 50 Input ~ 0
~RESET
$Comp
L Jumper:Jumper_3_Bridged12 JP7B
U 1 1 5E848639
P 1240 4360
F 0 "JP7B" V 1240 4427 50 0000 L CNN
F 1 "Jumper_3_Bridged12" V 1195 4426 50 0001 L CNN
F 2 "" H 1240 4360 50 0001 C CNN
F 3 "~" H 1240 4360 50 0001 C CNN
1 1240 4360
0 -1 -1 0
$EndComp
Wire Wire Line
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Wire Wire Line
1240 4110 1240 4020
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
1240 4740 1085 4740
Text GLabel 1085 4020 0 50 Input ~ 0
~VSYNC
Text GLabel 1085 4740 0 50 Input ~ 0
~EXTICK
$Comp
L db25_female_mountingholes:DB25_Female_MountingHoles CN7
U 1 1 5E8537DA
P 9255 2590
F 0 "CN7" H 9255 4082 50 0000 C CNN
F 1 "DB25_Female" H 9255 3991 50 0000 C CNN
F 2 "" H 9255 2590 50 0001 C CNN
F 3 " ~" H 9255 2590 50 0001 C CNN
1 9255 2590
1 0 0 -1
$EndComp
Wire Wire Line
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Wire Wire Line
9950 2090 9950 2290
Wire Wire Line
9555 2290 9950 2290
Connection ~ 9950 2290
Wire Wire Line
9950 2290 9950 2490
Wire Wire Line
9555 2490 9950 2490
Wire Wire Line
9555 2690 9950 2690
Wire Wire Line
9555 2890 9950 2890
Wire Wire Line
9555 3090 9950 3090
Wire Wire Line
9555 3290 9950 3290
Wire Wire Line
9555 3490 9950 3490
Wire Wire Line
9555 3690 9950 3690
Connection ~ 9950 3690
Connection ~ 9950 3490
Wire Wire Line
9950 3490 9950 3690
Connection ~ 9950 3290
Wire Wire Line
9950 3290 9950 3490
Connection ~ 9950 3090
Wire Wire Line
9950 3090 9950 3290
Connection ~ 9950 2890
Wire Wire Line
9950 2890 9950 3090
Connection ~ 9950 2690
Wire Wire Line
9950 2690 9950 2890
Connection ~ 9950 2490
Wire Wire Line
9950 2490 9950 2690
Wire Wire Line
9555 1690 9950 1690
NoConn ~ 9950 1690
Text Label 9590 1690 0 50 ~ 0
~err
Wire Wire Line
9555 1490 9805 1490
$Comp
L power:VCC #PWR?
U 1 1 5E872212
P 10215 1425
F 0 "#PWR?" H 10215 1275 50 0001 C CNN
F 1 "VCC" H 10232 1598 50 0000 C CNN
F 2 "" H 10215 1425 50 0001 C CNN
F 3 "" H 10215 1425 50 0001 C CNN
1 10215 1425
1 0 0 -1
$EndComp
Wire Wire Line
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Wire Wire Line
10215 1490 10105 1490
$Comp
L Device:R E501
U 1 1 5E870508
P 9955 1490
F 0 "E501" V 9870 1490 50 0000 C CNN
F 1 "47" V 9955 1490 50 0000 C CNN
F 2 "" V 9885 1490 50 0001 C CNN
F 3 "~" H 9955 1490 50 0001 C CNN
1 9955 1490
0 1 1 0
$EndComp
Text Notes 9845 1345 0 50 ~ 0
1/2W
Text Label 9590 1490 0 50 ~ 0
~auto
$Comp
L Device:EMI_Filter_LCL E520
U 1 1 5E87A0B8
P 9950 1990
F 0 "E520" H 9950 2195 50 0000 C CNN
F 1 "470p" H 9825 1935 50 0000 C CNN
F 2 "" V 9950 1990 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 9950 1990 50 0001 C CNN
1 9950 1990
-1 0 0 -1
$EndComp
Wire Wire Line
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Wire Wire Line
10250 1890 10390 1890
Text GLabel 10390 1890 2 50 Input ~ 0
~IORESET
Connection ~ 9950 2090
Text Label 9650 1890 2 50 ~ 0
~init
Text Label 9590 2090 0 50 ~ 0
seli
Wire Wire Line
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Wire Wire Line
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$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8B3D41
P 8045 1490
F 0 "FL?" H 7875 1680 50 0000 C CNN
F 1 "100p" H 7855 1460 50 0000 C CNN
F 2 "" V 8045 1490 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 1490 50 0001 C CNN
1 8045 1490
1 0 0 -1
$EndComp
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8B3DEE
P 8430 1690
F 0 "FL?" H 8430 1885 50 0000 C CNN
F 1 "100p" H 8595 1660 50 0000 C CNN
F 2 "" V 8430 1690 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 1690 50 0001 C CNN
1 8430 1690
1 0 0 -1
$EndComp
Wire Wire Line
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Wire Wire Line
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$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8BE123
P 8045 1890
F 0 "FL?" H 7875 2080 50 0000 C CNN
F 1 "100p" H 7855 1865 50 0000 C CNN
F 2 "" V 8045 1890 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 1890 50 0001 C CNN
1 8045 1890
1 0 0 -1
$EndComp
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8BE129
P 8430 2090
F 0 "FL?" H 8430 2285 50 0000 C CNN
F 1 "100p" H 8600 2060 50 0000 C CNN
F 2 "" V 8430 2090 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 2090 50 0001 C CNN
1 8430 2090
1 0 0 -1
$EndComp
Wire Wire Line
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Wire Wire Line
8955 2390 8730 2390
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8C3235
P 8045 2290
F 0 "FL?" H 8045 2607 50 0000 C CNN
F 1 "100p" H 7860 2260 50 0000 C CNN
F 2 "" V 8045 2290 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 2290 50 0001 C CNN
1 8045 2290
1 0 0 -1
$EndComp
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8C323B
P 8430 2490
F 0 "FL?" H 8430 2690 50 0000 C CNN
F 1 "100p" H 8595 2465 50 0000 C CNN
F 2 "" V 8430 2490 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 2490 50 0001 C CNN
1 8430 2490
1 0 0 -1
$EndComp
Wire Wire Line
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Wire Wire Line
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$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8C3243
P 8045 2690
F 0 "FL?" H 8045 2880 50 0000 C CNN
F 1 "100p" H 7860 2660 50 0000 C CNN
F 2 "" V 8045 2690 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 2690 50 0001 C CNN
1 8045 2690
1 0 0 -1
$EndComp
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8C3249
P 8430 2890
F 0 "FL?" H 8430 3085 50 0000 C CNN
F 1 "100p" H 8590 2860 50 0000 C CNN
F 2 "" V 8430 2890 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 2890 50 0001 C CNN
1 8430 2890
1 0 0 -1
$EndComp
Wire Wire Line
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Wire Wire Line
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$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8C665E
P 8045 3090
F 0 "FL?" H 8045 3280 50 0000 C CNN
F 1 "100p" H 7850 3060 50 0000 C CNN
F 2 "" V 8045 3090 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 3090 50 0001 C CNN
1 8045 3090
1 0 0 -1
$EndComp
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8C6664
P 8430 3290
F 0 "FL?" H 8430 3485 50 0000 C CNN
F 1 "100p" H 8590 3260 50 0000 C CNN
F 2 "" V 8430 3290 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 3290 50 0001 C CNN
1 8430 3290
1 0 0 -1
$EndComp
Wire Wire Line
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Wire Wire Line
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$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8C666C
P 8045 3490
F 0 "FL?" H 8045 3680 50 0000 C CNN
F 1 "100p" H 7865 3465 50 0000 C CNN
F 2 "" V 8045 3490 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 3490 50 0001 C CNN
1 8045 3490
1 0 0 -1
$EndComp
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8C6672
P 8430 3690
F 0 "FL?" H 8430 3885 50 0000 C CNN
F 1 "100p" H 8595 3665 50 0000 C CNN
F 2 "" V 8430 3690 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 3690 50 0001 C CNN
1 8430 3690
1 0 0 -1
$EndComp
Wire Wire Line
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$Comp
L emi_filter_lcl_small:EMI_Filter_LCL FL?
U 1 1 5E8C667A
P 8045 3890
F 0 "FL?" H 8045 4080 50 0000 C CNN
F 1 "100p" H 8210 3860 50 0000 C CNN
F 2 "" V 8045 3890 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 3890 50 0001 C CNN
1 8045 3890
1 0 0 -1
$EndComp
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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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 8045 4160
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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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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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 7615 2460
Wire Wire Line
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Connection ~ 7615 2060
Wire Wire Line
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Connection ~ 7615 2860
Wire Wire Line
7615 2860 7615 3260
Connection ~ 7615 3260
Wire Wire Line
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Connection ~ 7615 3660
$Comp
L power:GND #PWR?
U 1 1 5E925903
P 8780 4280
F 0 "#PWR?" H 8780 4030 50 0001 C CNN
F 1 "GND" H 8785 4107 50 0000 C CNN
F 2 "" H 8780 4280 50 0001 C CNN
F 3 "" H 8780 4280 50 0001 C CNN
1 8780 4280
1 0 0 -1
$EndComp
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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Wire Wire Line
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Connection ~ 8430 4160
Wire Wire Line
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Wire Wire Line
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Connection ~ 8780 3455
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 8780 3055
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 8780 2655
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Connection ~ 8780 2250
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
4615 4935 4615 5975
Wire Wire Line
4615 5975 4065 5975
Wire Wire Line
7285 3790 7745 3790
$Comp
L Device:R_Network09 RP501
U 1 1 5E9781E7
P 5750 3490
F 0 "RP501" H 6229 3536 50 0000 L CNN
F 1 "10k" H 6229 3445 50 0000 L CNN
F 2 "Resistor_THT:R_Array_SIP10" V 6325 3490 50 0001 C CNN
F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 5750 3490 50 0001 C CNN
1 5750 3490
-1 0 0 -1
$EndComp
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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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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Wire Wire Line
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Wire Wire Line
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Connection ~ 4335 5225
Wire Wire Line
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Wire Wire Line
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Connection ~ 4480 5325
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
6845 3190 6845 4510
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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Wire Wire Line
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Wire Wire Line
4065 3760 4460 3760
Wire Wire Line
4065 3860 4460 3860
Wire Wire Line
4065 3960 4460 3960
Wire Wire Line
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Wire Wire Line
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
4460 4160 4560 4260
Wire Wire Line
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Wire Wire Line
6530 2790 8130 2790
Wire Wire Line
6530 2390 8130 2390
Wire Wire Line
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Wire Wire Line
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Wire Wire Line
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Wire Wire Line
6530 2590 7745 2590
Wire Wire Line
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
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Entry Wire Line
6430 2690 6530 2790
Entry Wire Line
6430 2890 6530 2990
Wire Bus Line
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Text Label 4110 3460 0 50 ~ 0
pp7
Text Label 4110 3560 0 50 ~ 0
pp6
Text Label 4110 3660 0 50 ~ 0
pp5
Text Label 4110 3760 0 50 ~ 0
pp4
Text Label 4110 3860 0 50 ~ 0
pp3
Text Label 4110 3960 0 50 ~ 0
pp2
Text Label 4110 4060 0 50 ~ 0
pp1
Text Label 4110 4160 0 50 ~ 0
pp0
Text Label 7290 1590 0 50 ~ 0
pp0
Text Label 7290 1790 0 50 ~ 0
pp1
Text Label 7290 1990 0 50 ~ 0
pp2
Text Label 7290 2190 0 50 ~ 0
pp3
Text Label 7290 2390 0 50 ~ 0
pp4
Text Label 7290 2590 0 50 ~ 0
pp5
Text Label 7290 2790 0 50 ~ 0
pp6
Text Label 7290 2990 0 50 ~ 0
pp7
Wire Wire Line
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Wire Wire Line
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Connection ~ 8780 4160
Wire Wire Line
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Wire Wire Line
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Connection ~ 9255 4160
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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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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Wire Wire Line
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Wire Wire Line
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Text GLabel 4580 2360 2 50 Input ~ 0
~KBDATA
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 #PWR?
U 1 1 5EB01728
P 6150 3210
F 0 "#PWR?" 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 "" 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 #PWR?
U 1 1 5ECC0C27
P 8780 9235
F 0 "#PWR?" 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 #PWR?
U 1 1 5EE426AB
P 7495 7990
F 0 "#PWR?" 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 #PWR?
U 1 1 5EE42800
P 7495 8170
F 0 "#PWR?" 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 "MODULE" 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 "MODULE" 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 "MODULE" 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 "" 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 "Package_TO_SOT_THT:TO-92_Inline" 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 "" 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 "Diode_THT:D_DO-35_SOD27_P7.62mm_Horizontal" 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 "" 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 #PWR?
U 1 1 5F17460F
P 8340 5965
F 0 "#PWR?" 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 #PWR?
U 1 1 5F1E3A4A
P 10690 8395
F 0 "#PWR?" H 10690 8145 50 0001 C CNN
F 1 "GND" H 10695 8222 50 0000 C CNN
F 2 "" H 10690 8395 50 0001 C CNN
F 3 "" H 10690 8395 50 0001 C CNN
1 10690 8395
1 0 0 -1
$EndComp
Wire Wire Line
10690 8395 10690 8310
Connection ~ 10690 8310
Wire Wire Line
6950 6960 6855 6960
Wire Wire Line
6855 6960 6855 6560
$Comp
L power:VCC #PWR?
U 1 1 5F228CE9
P 6855 5930
F 0 "#PWR?" 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 "MODULE" 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
Connection ~ 8130 6810
Wire Wire Line
8130 6810 8385 6810
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 "MODULE" 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 "MODULE" 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 "MODULE" 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 "MODULE" 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 "MODULE" 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 #PWR?
U 1 1 5F6DC274
P 1525 10630
F 0 "#PWR?" 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 #PWR?
U 1 1 5F715FB0
P 1355 9585
F 0 "#PWR?" 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 #PWR?
U 1 1 5F76EC3B
P 2115 9825
F 0 "#PWR?" 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 #PWR?
U 1 1 5F76ECA6
P 2215 9705
F 0 "#PWR?" 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 12955 5070
F 0 "R504" V 12870 5070 50 0000 C CNN
F 1 "4.7k" V 12955 5070 50 0000 C CNN
F 2 "" V 12885 5070 50 0001 C CNN
F 3 "~" H 12955 5070 50 0001 C CNN
1 12955 5070
0 1 1 0
$EndComp
$Comp
L Device:R R506
U 1 1 5F8818E1
P 12650 4845
F 0 "R506" V 12565 4845 50 0000 C CNN
F 1 "10k" V 12645 4845 50 0000 C CNN
F 2 "" V 12580 4845 50 0001 C CNN
F 3 "~" H 12650 4845 50 0001 C CNN
1 12650 4845
-1 0 0 1
$EndComp
Wire Wire Line
12650 4995 12650 5070
Wire Wire Line
12650 5070 12805 5070
Wire Wire Line
12650 5070 12430 5070
Connection ~ 12650 5070
Text GLabel 12430 5070 0 50 Input ~ 0
~MTR0
$Comp
L power:VCC #PWR?
U 1 1 5F8BF165
P 13125 4550
F 0 "#PWR?" H 13125 4400 50 0001 C CNN
F 1 "VCC" H 13142 4723 50 0000 C CNN
F 2 "" H 13125 4550 50 0001 C CNN
F 3 "" H 13125 4550 50 0001 C CNN
1 13125 4550
1 0 0 -1
$EndComp
Wire Wire Line
12650 4625 12650 4695
$Comp
L Transistor_BJT:2N3906 Q503
U 1 1 5F8DE53A
P 13520 5070
F 0 "Q503" H 13711 5024 50 0000 L CNN
F 1 "2N3906" H 13711 5115 50 0000 L CNN
F 2 "Package_TO_SOT_THT:TO-92_Inline" H 13720 4995 50 0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3906.pdf" H 13520 5070 50 0001 L CNN
1 13520 5070
1 0 0 1
$EndComp
Wire Wire Line
13105 5070 13320 5070
Wire Wire Line
12650 4625 13125 4625
Wire Wire Line
13620 4625 13620 4870
Wire Wire Line
13125 4550 13125 4625
Connection ~ 13125 4625
Wire Wire Line
13125 4625 13620 4625
$Comp
L conn:CONN_8 CN13
U 1 1 5F93CF11
P 15250 5715
F 0 "CN13" H 15118 5118 60 0000 C CNN
F 1 "KEYBOARD" H 15118 5224 60 0000 C CNN
F 2 "" H 15250 5715 50 0001 C CNN
F 3 "" H 15250 5715 50 0001 C CNN
1 15250 5715
1 0 0 1
$EndComp
Wire Wire Line
14900 5665 14510 5665
Wire Wire Line
14900 5865 14510 5865
NoConn ~ 14510 5665
Text Label 14655 5665 0 50 ~ 0
key
Wire Wire Line
13620 5270 13620 5365
Wire Wire Line
13620 5365 14900 5365
Text Label 14655 5365 0 50 ~ 0
inuse
Text Label 14655 5465 0 50 ~ 0
status
$Comp
L power:GND #PWR?
U 1 1 5FA235DE
P 14280 5605
F 0 "#PWR?" H 14280 5355 50 0001 C CNN
F 1 "GND" H 14395 5505 50 0000 C CNN
F 2 "" H 14280 5605 50 0001 C CNN
F 3 "" H 14280 5605 50 0001 C CNN
1 14280 5605
1 0 0 -1
$EndComp
Wire Wire Line
14280 5565 14280 5605
Wire Wire Line
14280 5565 14900 5565
Text Label 14655 5865 0 50 ~ 0
reset
Text Label 14655 5965 0 50 ~ 0
data
Text Label 14655 6065 0 50 ~ 0
clock
$Comp
L power:VCC #PWR?
U 1 1 5FA4701A
P 14125 5715
F 0 "#PWR?" H 14125 5565 50 0001 C CNN
F 1 "VCC" H 14130 5860 50 0000 C CNN
F 2 "" H 14125 5715 50 0001 C CNN
F 3 "" H 14125 5715 50 0001 C CNN
1 14125 5715
1 0 0 -1
$EndComp
Wire Wire Line
14125 5765 14125 5715
Wire Wire Line
14125 5765 14900 5765
$Comp
L Device:R R503
U 1 1 5FA8F09B
P 12955 6000
F 0 "R503" V 12870 6000 50 0000 C CNN
F 1 "4.7k" V 12955 6000 50 0000 C CNN
F 2 "" V 12885 6000 50 0001 C CNN
F 3 "~" H 12955 6000 50 0001 C CNN
1 12955 6000
0 1 1 0
$EndComp
$Comp
L Device:R R505
U 1 1 5FA8F0A1
P 12650 5775
F 0 "R505" V 12565 5775 50 0000 C CNN
F 1 "10k" V 12645 5775 50 0000 C CNN
F 2 "" V 12580 5775 50 0001 C CNN
F 3 "~" H 12650 5775 50 0001 C CNN
1 12650 5775
-1 0 0 1
$EndComp
Wire Wire Line
12650 5925 12650 6000
Wire Wire Line
12650 6000 12805 6000
Wire Wire Line
12650 6000 12430 6000
Connection ~ 12650 6000
$Comp
L power:VCC #PWR?
U 1 1 5FA8F0AB
P 13125 5480
F 0 "#PWR?" H 13125 5330 50 0001 C CNN
F 1 "VCC" H 13142 5653 50 0000 C CNN
F 2 "" H 13125 5480 50 0001 C CNN
F 3 "" H 13125 5480 50 0001 C CNN
1 13125 5480
1 0 0 -1
$EndComp
Wire Wire Line
12650 5555 12650 5625
$Comp
L Transistor_BJT:2N3906 Q502
U 1 1 5FA8F0B2
P 13520 6000
F 0 "Q502" H 13711 5954 50 0000 L CNN
F 1 "2N3906" H 13711 6045 50 0000 L CNN
F 2 "Package_TO_SOT_THT:TO-92_Inline" H 13720 5925 50 0001 L CIN
F 3 "https://www.fairchildsemi.com/datasheets/2N/2N3906.pdf" H 13520 6000 50 0001 L CNN
1 13520 6000
1 0 0 1
$EndComp
Wire Wire Line
13105 6000 13320 6000
Wire Wire Line
12650 5555 13125 5555
Wire Wire Line
13620 5555 13620 5800
Wire Wire Line
13125 5480 13125 5555
Connection ~ 13125 5555
Wire Wire Line
13125 5555 13620 5555
Wire Wire Line
13620 6200 13620 6295
Text GLabel 12430 6000 0 50 Input ~ 0
~LED
Wire Wire Line
13620 6295 14025 6295
Wire Wire Line
14025 6295 14025 5555
Wire Wire Line
14025 5465 14900 5465
$Comp
L Device:R R507
U 1 1 5FBBDEB1
P 13825 5555
F 0 "R507" V 13740 5555 50 0000 C CNN
F 1 "100" V 13825 5555 50 0000 C CNN
F 2 "" V 13755 5555 50 0001 C CNN
F 3 "~" H 13825 5555 50 0001 C CNN
1 13825 5555
0 1 1 0
$EndComp
Wire Wire Line
13620 5555 13675 5555
Connection ~ 13620 5555
Wire Wire Line
13975 5555 14025 5555
Connection ~ 14025 5555
Wire Wire Line
14025 5555 14025 5465
Text GLabel 14510 5865 0 50 Output ~ 0
~KBRESET
Text GLabel 15155 6665 2 50 Output ~ 0
~KBDATA
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL E632
U 1 1 5FC0C8A2
P 14685 6410
F 0 "E632" H 14685 6600 50 0000 C CNN
F 1 "100p" H 14490 6380 50 0000 C CNN
F 2 "" V 14685 6410 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 14685 6410 50 0001 C CNN
1 14685 6410
1 0 0 -1
$EndComp
$Comp
L emi_filter_lcl_small:EMI_Filter_LCL E631
U 1 1 5FD0A3D9
P 14685 6765
F 0 "E631" H 14685 6955 50 0000 C CNN
F 1 "100p" H 14490 6735 50 0000 C CNN
F 2 "" V 14685 6765 50 0001 C CNN
F 3 "http://www.murata.com/~/media/webrenewal/support/library/catalog/products/emc/emifil/c31e.ashx?la=en-gb" V 14685 6765 50 0001 C CNN
1 14685 6765
1 0 0 -1
$EndComp
Wire Wire Line
14385 6310 14295 6310
Wire Wire Line
14295 6310 14295 6065
Wire Wire Line
14295 6065 14900 6065
Wire Wire Line
14385 6665 14195 6665
Wire Wire Line
14195 6665 14195 5965
Wire Wire Line
14195 5965 14900 5965
Wire Wire Line
14985 6310 15155 6310
Wire Wire Line
14985 6665 15155 6665
Text GLabel 15155 6310 2 50 Output ~ 0
~KBCLOCK
Wire Wire Line
14685 6460 14685 6500
Wire Wire Line
14685 6500 15020 6500
Wire Wire Line
15020 6500 15020 6880
Wire Wire Line
15020 6880 14850 6880
Wire Wire Line
14685 6880 14685 6815
$Comp
L power:GND #PWR?
U 1 1 5FE8DD06
P 14850 6920
F 0 "#PWR?" H 14850 6670 50 0001 C CNN
F 1 "GND" H 14965 6820 50 0000 C CNN
F 2 "" H 14850 6920 50 0001 C CNN
F 3 "" H 14850 6920 50 0001 C CNN
1 14850 6920
1 0 0 -1
$EndComp
Wire Wire Line
14850 6880 14850 6920
Connection ~ 14850 6880
Wire Wire Line
14850 6880 14685 6880
Text Notes 15135 4110 2 315 ~ 0
KEYBOARD\nCONNECTOR
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