source: avrstuff/CPC stuff/gordon/ramcard.sch

main
Last change on this file was eecc779, checked in by Adrien Destugues <adrien.destugues@…>, 3 years ago

Latest version of flashgordon, WIP for Gemini

  • Property mode set to 100644
File size: 26.9 KB
Line 
1EESchema Schematic File Version 4
2LIBS:ramcard-cache
3EELAYER 26 0
4EELAYER END
5$Descr User 10000 6000
6encoding utf-8
7Sheet 1 1
8Title "FlashGordon 2021"
9Date "2021-01-20"
10Rev ""
11Comp "PulkoTronics"
12Comment1 "Based on Bryce MegaFlash"
13Comment2 ""
14Comment3 ""
15Comment4 ""
16$EndDescr
17Wire Wire Line
18 6500 1900 6500 2100
19Wire Wire Line
20 6300 1900 6300 2100
21Connection ~ 8400 3950
22Wire Wire Line
23 1250 950 1250 900
24Wire Wire Line
25 1250 900 1050 900
26Wire Wire Line
27 1050 900 1050 950
28Connection ~ 2700 1750
29Wire Wire Line
30 2700 1750 2700 1150
31Wire Wire Line
32 2700 1150 2150 1150
33Wire Wire Line
34 1150 1050 1250 1050
35Wire Wire Line
36 1150 750 1250 750
37Wire Wire Line
38 6100 3750 6400 3750
39Wire Wire Line
40 8800 2750 9050 2750
41Connection ~ 3300 1150
42Wire Wire Line
43 3950 1150 3650 1150
44Connection ~ 3650 750
45Wire Wire Line
46 3650 700 3650 750
47Wire Wire Line
48 7200 1100 7200 950
49Wire Wire Line
50 7100 1100 7100 950
51Wire Wire Line
52 7000 1100 7000 950
53Wire Wire Line
54 6900 1100 6900 950
55Wire Wire Line
56 6800 1100 6800 950
57Wire Wire Line
58 6700 1100 6700 950
59Wire Bus Line
60 900 5050 900 4350
61Wire Wire Line
62 8150 2400 7950 2400
63Wire Wire Line
64 8150 2300 7950 2300
65Wire Wire Line
66 8150 2200 7950 2200
67Wire Wire Line
68 8150 2100 7950 2100
69Wire Wire Line
70 8150 2000 7950 2000
71Wire Wire Line
72 8150 1900 7950 1900
73Wire Wire Line
74 8150 1800 7950 1800
75Wire Wire Line
76 8150 1700 7950 1700
77Wire Wire Line
78 8150 1600 7950 1600
79Wire Wire Line
80 8150 1500 7950 1500
81Wire Wire Line
82 8150 1400 7950 1400
83Wire Wire Line
84 8150 1300 7950 1300
85Wire Wire Line
86 8150 1200 7950 1200
87Wire Wire Line
88 8150 1100 7950 1100
89Wire Wire Line
90 8150 1000 7950 1000
91Wire Wire Line
92 8150 900 7950 900
93Wire Wire Line
94 8150 800 7950 800
95Wire Wire Line
96 8150 700 7950 700
97Wire Wire Line
98 8150 600 7950 600
99Wire Wire Line
100 6100 1100 6100 950
101Wire Wire Line
102 5900 1100 5900 950
103Wire Wire Line
104 5700 1100 5700 950
105Wire Wire Line
106 5500 1100 5500 950
107Wire Wire Line
108 6400 1100 6400 800
109Wire Wire Line
110 6200 1100 6200 800
111Wire Wire Line
112 1050 5050 900 5050
113Wire Wire Line
114 1050 4950 900 4950
115Wire Wire Line
116 1050 4850 900 4850
117Wire Wire Line
118 1050 4750 900 4750
119Wire Wire Line
120 1050 4650 900 4650
121Wire Wire Line
122 1050 4550 900 4550
123Wire Wire Line
124 1050 4450 900 4450
125Wire Wire Line
126 1050 4350 900 4350
127Wire Wire Line
128 7600 1100 7600 950
129Wire Wire Line
130 7400 1100 7400 950
131Wire Wire Line
132 5300 1900 5300 2100
133Wire Wire Line
134 7000 1900 7000 2100
135Wire Wire Line
136 7200 1900 7200 2100
137Wire Wire Line
138 7500 1900 7500 2100
139Wire Wire Line
140 5950 2950 6150 2950
141Wire Wire Line
142 7800 2150 7700 2150
143Wire Wire Line
144 7700 2150 7700 1900
145Wire Wire Line
146 5950 2750 6150 2750
147Wire Wire Line
148 900 5250 1050 5250
149Wire Wire Line
150 2450 4650 2650 4650
151Wire Wire Line
152 2450 4550 2650 4550
153Wire Wire Line
154 2450 4450 2650 4450
155Wire Wire Line
156 2450 4350 2650 4350
157Wire Wire Line
158 2450 4950 2650 4950
159Wire Wire Line
160 2450 4750 2650 4750
161Wire Wire Line
162 2450 4850 2650 4850
163Wire Wire Line
164 2450 5050 2650 5050
165Wire Wire Line
166 1050 5350 900 5350
167Wire Wire Line
168 900 5350 900 5400
169Wire Wire Line
170 6800 2150 6800 1900
171Wire Wire Line
172 6900 2150 6900 1900
173Wire Wire Line
174 7600 1900 7600 2100
175Wire Wire Line
176 7300 1900 7300 2100
177Wire Wire Line
178 7100 1900 7100 2100
179Wire Wire Line
180 6700 1900 6700 2100
181Wire Wire Line
182 5300 1100 5300 950
183Wire Wire Line
184 7500 1100 7500 950
185Wire Wire Line
186 7700 1100 7700 950
187Wire Wire Line
188 8300 3950 8400 3950
189Wire Wire Line
190 7400 2100 7400 1900
191Wire Wire Line
192 6300 1100 6300 800
193Wire Wire Line
194 6500 1100 6500 800
195Wire Wire Line
196 5400 1100 5400 950
197Wire Wire Line
198 5600 1100 5600 950
199Wire Wire Line
200 5800 1100 5800 950
201Wire Wire Line
202 6000 1100 6000 950
203Wire Wire Line
204 5400 1900 5400 2050
205Wire Wire Line
206 5500 1900 5500 2050
207Wire Wire Line
208 5600 1900 5600 2050
209Wire Wire Line
210 5700 1900 5700 2050
211Wire Wire Line
212 5800 1900 5800 2050
213Wire Wire Line
214 5900 1900 5900 2050
215Wire Wire Line
216 6000 1900 6000 2050
217Wire Wire Line
218 6100 1900 6100 2050
219Wire Wire Line
220 6600 2100 6600 1900
221Wire Wire Line
222 7300 1100 7300 900
223Wire Wire Line
224 6600 1100 6600 950
225Wire Wire Line
226 3650 1300 3650 1150
227Connection ~ 3650 1150
228Wire Wire Line
229 3950 750 3650 750
230Connection ~ 3300 750
231Wire Wire Line
232 7350 2850 7600 2850
233Wire Wire Line
234 7450 2650 7600 2650
235Wire Wire Line
236 1050 950 950 950
237Wire Wire Line
238 1150 1250 1250 1250
239Wire Wire Line
240 4900 2650 4900 2550
241Wire Wire Line
242 6200 1900 6200 2100
243Wire Wire Line
244 6400 1900 6400 2100
245NoConn ~ 6800 950
246$Comp
247L ramcard-rescue:GND #PWR01
248U 1 1 5066EDF0
249P 4900 2650
250F 0 "#PWR01" H 4900 2650 30 0001 C CNN
251F 1 "GND" H 4900 2580 30 0001 C CNN
252F 2 "" H 4900 2650 50 0001 C CNN
253F 3 "" H 4900 2650 50 0001 C CNN
254 1 4900 2650
255 1 0 0 -1
256$EndComp
257Text Label 4300 2550 2 60 ~ 0
258BUSRESET
259$Comp
260L ramcard-rescue:SW_PUSH SW4
261U 1 1 5066EDE6
262P 4600 2550
263F 0 "SW4" H 4750 2660 50 0000 C CNN
264F 1 "SW_PUSH" H 4600 2470 50 0000 C CNN
265F 2 "Button_Switch_SMD:SW_SPST_B3S-1000" H 4600 2550 50 0001 C CNN
266F 3 "" H 4600 2550 50 0001 C CNN
267 1 4600 2550
268 1 0 0 -1
269$EndComp
270$Comp
271L ramcard-rescue:GND #PWR02
272U 1 1 5066ED17
273P 3550 3000
274F 0 "#PWR02" H 3550 3000 30 0001 C CNN
275F 1 "GND" H 3550 2930 30 0001 C CNN
276F 2 "" H 3550 3000 50 0001 C CNN
277F 3 "" H 3550 3000 50 0001 C CNN
278 1 3550 3000
279 1 0 0 -1
280$EndComp
281$Comp
282L ramcard-rescue:R R5
283U 1 1 5066ED0E
284P 3350 3350
285F 0 "R5" V 3430 3350 50 0000 C CNN
286F 1 "10KR" V 3350 3350 50 0000 C CNN
287F 2 "Resistor_SMD:R_0805_2012Metric" H 3350 3350 50 0001 C CNN
288F 3 "" H 3350 3350 50 0001 C CNN
289 1 3350 3350
290 0 -1 -1 0
291$EndComp
292Text Label 7200 950 1 60 ~ 0
293BUSRESET
294$Comp
295L byteeeprom:Switch_DSDP SW1
296U 1 1 5059F50B
297P 1700 1000
298F 0 "SW1" H 1700 1300 60 0000 C CNN
299F 1 "WRITE" H 1700 650 60 0000 C CNN
300F 2 "Button_Switch_THT:SW_E-Switch_EG1271_DPDT" H 1700 1000 50 0001 C CNN
301F 3 "" H 1700 1000 50 0001 C CNN
302 1 1700 1000
303 -1 0 0 1
304$EndComp
305Text Label 2150 850 0 60 ~ 0
306RDWR
307Text GLabel 950 950 0 60 Output ~ 0
308ROMEN
309Text GLabel 1150 750 0 60 Output ~ 0
310MREQ
311$Comp
312L ramcard-rescue:GND #PWR03
313U 1 1 5058E1E2
314P 1150 1250
315F 0 "#PWR03" H 1150 1250 30 0001 C CNN
316F 1 "GND" H 1150 1180 30 0001 C CNN
317F 2 "" H 1150 1250 50 0001 C CNN
318F 3 "" H 1150 1250 50 0001 C CNN
319 1 1150 1250
320 0 1 1 0
321$EndComp
322$Comp
323L power:VCC #PWR04
324U 1 1 5058E1DA
325P 1150 1050
326F 0 "#PWR04" H 1150 1150 30 0001 C CNN
327F 1 "VCC" H 1150 1150 30 0000 C CNN
328F 2 "" H 1150 1050 50 0001 C CNN
329F 3 "" H 1150 1050 50 0001 C CNN
330 1 1150 1050
331 1 0 0 -1
332$EndComp
333$Comp
334L power:VCC #PWR05
335U 1 1 5058E15E
336P 1750 1750
337F 0 "#PWR05" H 1750 1850 30 0001 C CNN
338F 1 "VCC" H 1750 1850 30 0000 C CNN
339F 2 "" H 1750 1750 50 0001 C CNN
340F 3 "" H 1750 1750 50 0001 C CNN
341 1 1750 1750
342 1 0 0 -1
343$EndComp
344$Comp
345L ramcard-rescue:R R1
346U 1 1 5058E156
347P 2000 1750
348F 0 "R1" V 2080 1750 50 0000 C CNN
349F 1 "1KR" V 2000 1750 50 0000 C CNN
350F 2 "Resistor_SMD:R_0805_2012Metric" H 2000 1750 50 0001 C CNN
351F 3 "" H 2000 1750 50 0001 C CNN
352 1 2000 1750
353 0 -1 -1 0
354$EndComp
355$Comp
356L Device:LED D1
357U 1 1 5058E14C
358P 2400 1750
359F 0 "D1" H 2400 1850 50 0000 C CNN
360F 1 "LED" H 2400 1650 50 0000 C CNN
361F 2 "LED_THT:LED_D3.0mm" H 2400 1750 50 0001 C CNN
362F 3 "" H 2400 1750 50 0001 C CNN
363 1 2400 1750
364 -1 0 0 1
365$EndComp
366$Comp
367L ramcard-rescue:R R3
368U 1 1 5058E134
369P 3150 1750
370F 0 "R3" V 3230 1750 50 0000 C CNN
371F 1 "220R" V 3150 1750 50 0000 C CNN
372F 2 "Resistor_SMD:R_0805_2012Metric" H 3150 1750 50 0001 C CNN
373F 3 "" H 3150 1750 50 0001 C CNN
374 1 3150 1750
375 0 -1 -1 0
376$EndComp
377Text GLabel 3400 1950 0 60 Output ~ 0
378WR
379Text Label 4600 1850 0 60 ~ 0
380/WE
381$Comp
382L power:VCC #PWR06
383U 1 1 5058E0FB
384P 3650 3350
385F 0 "#PWR06" H 3650 3450 30 0001 C CNN
386F 1 "VCC" H 3650 3450 30 0000 C CNN
387F 2 "" H 3650 3350 50 0001 C CNN
388F 3 "" H 3650 3350 50 0001 C CNN
389 1 3650 3350
390 1 0 0 -1
391$EndComp
392Text Label 3200 3600 0 60 ~ 0
393R7EN
394Text Label 4100 3350 0 60 ~ 0
395R7EN
396Text Label 4100 3450 0 60 ~ 0
397R0EN
398Text Label 3200 3500 0 60 ~ 0
399R0EN
400$Comp
401L ramcard-rescue:74LS32 U2
402U 2 1 5058DF56
403P 4000 1850
404F 0 "U2" H 4000 1900 60 0000 C CNN
405F 1 "74LS32" H 4000 1800 60 0000 C CNN
406F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4000 1850 50 0001 C CNN
407F 3 "" H 4000 1850 50 0001 C CNN
408 2 4000 1850
409 1 0 0 1
410$EndComp
411Text Label 3150 5350 2 60 ~ 0
412A15
413Text Label 4100 3550 0 60 ~ 0
414Q5
415Text Label 4100 3950 0 60 ~ 0
416Q7
417Text Label 4100 4050 0 60 ~ 0
418Q6
419Text Label 6000 3950 0 60 ~ 0
420ROMACC
421Text Label 6100 3750 0 60 ~ 0
422RDWR
423Text Label 9300 1750 0 60 ~ 0
424/WE
425Text GLabel 9300 1850 2 60 Output ~ 0
426ROMEN
427Text Label 7950 2400 0 60 ~ 0
428Q4
429Text Label 7950 2300 0 60 ~ 0
430Q3
431Text Label 7950 2200 0 60 ~ 0
432Q2
433Text Label 7950 2100 0 60 ~ 0
434Q1
435Text Label 7950 2000 0 60 ~ 0
436Q0
437$Comp
438L power:VCC #PWR08
439U 1 1 5058D352
440P 8400 3450
441F 0 "#PWR08" H 8400 3550 30 0001 C CNN
442F 1 "VCC" H 8400 3550 30 0000 C CNN
443F 2 "" H 8400 3450 50 0001 C CNN
444F 3 "" H 8400 3450 50 0001 C CNN
445 1 8400 3450
446 1 0 0 -1
447$EndComp
448$Comp
449L ramcard-rescue:R R4
450U 1 1 5058D332
451P 8400 3700
452F 0 "R4" V 8480 3700 50 0000 C CNN
453F 1 "1KR" V 8400 3700 50 0000 C CNN
454F 2 "Resistor_SMD:R_0805_2012Metric" H 8400 3700 50 0001 C CNN
455F 3 "" H 8400 3700 50 0001 C CNN
456 1 8400 3700
457 -1 0 0 1
458$EndComp
459$Comp
460L ramcard-rescue:74LS574 U1
461U 1 1 504C8586
462P 1750 4850
463F 0 "U1" H 1750 4850 60 0000 C CNN
464F 1 "74LS574" H 1800 4500 60 0000 C CNN
465F 2 "Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm" H 1750 4850 50 0001 C CNN
466F 3 "" H 1750 4850 50 0001 C CNN
467 1 1750 4850
468 1 0 0 -1
469$EndComp
470$Comp
471L byteeeprom:29C040 U6
472U 1 1 504C83A0
473P 8750 1500
474F 0 "U6" H 8750 1500 60 0000 C CNN
475F 1 "29C040" V 8700 2050 60 0000 C CNN
476F 2 "plcc_widerpads:PLCC-32_11.4x14.0mm_P1.27mm_widerpads" H 8750 1500 50 0001 C CNN
477F 3 "" H 8750 1500 50 0001 C CNN
478 1 8750 1500
479 1 0 0 -1
480$EndComp
481Text Label 7450 2650 0 60 ~ 0
482A13
483Text Label 9300 1950 0 60 ~ 0
484/CE
485Text Label 7600 3850 0 60 ~ 0
486/CE
487$Comp
488L power:VCC #PWR09
489U 1 1 4DDEB8E8
490P 9300 2300
491F 0 "#PWR09" H 9300 2400 30 0001 C CNN
492F 1 "VCC" H 9300 2400 30 0000 C CNN
493F 2 "" H 9300 2300 50 0001 C CNN
494F 3 "" H 9300 2300 50 0001 C CNN
495 1 9300 2300
496 0 1 1 0
497$EndComp
498Text Label 2650 4750 0 60 ~ 0
499Q4
500$Comp
501L ramcard-rescue:GND #PWR011
502U 1 1 4DBD3AB8
503P 3650 1300
504F 0 "#PWR011" H 3650 1300 30 0001 C CNN
505F 1 "GND" H 3650 1230 30 0001 C CNN
506F 2 "" H 3650 1300 50 0001 C CNN
507F 3 "" H 3650 1300 50 0001 C CNN
508 1 3650 1300
509 1 0 0 -1
510$EndComp
511$Comp
512L power:VCC #PWR012
513U 1 1 4DBD3AB1
514P 3650 700
515F 0 "#PWR012" H 3650 800 30 0001 C CNN
516F 1 "VCC" H 3650 800 30 0000 C CNN
517F 2 "" H 3650 700 50 0001 C CNN
518F 3 "" H 3650 700 50 0001 C CNN
519 1 3650 700
520 1 0 0 -1
521$EndComp
522Text GLabel 6600 950 1 60 Output ~ 0
523MREQ
524NoConn ~ 7100 950
525NoConn ~ 7000 950
526NoConn ~ 6900 950
527NoConn ~ 6700 950
528Text GLabel 7300 900 1 60 Output ~ 0
529ROMEN
530Text Label 2650 5050 0 60 ~ 0
531Q7
532Text Label 2650 4350 0 60 ~ 0
533Q0
534Text Label 2650 4950 0 60 ~ 0
535Q6
536Text Label 2650 4450 0 60 ~ 0
537Q1
538Text Label 2650 4550 0 60 ~ 0
539Q2
540Text Label 2650 4850 0 60 ~ 0
541Q5
542Text Label 2650 4650 0 60 ~ 0
543Q3
544$Comp
545L power:VCC #PWR013
546U 1 1 4DBBEA82
547P 6600 2100
548F 0 "#PWR013" H 6600 2200 30 0001 C CNN
549F 1 "VCC" H 6600 2200 30 0000 C CNN
550F 2 "" H 6600 2100 50 0001 C CNN
551F 3 "" H 6600 2100 50 0001 C CNN
552 1 6600 2100
553 -1 0 0 1
554$EndComp
555Text Label 7950 1900 0 60 ~ 0
556A13
557Text Label 7950 1800 0 60 ~ 0
558A12
559Text Label 7950 1700 0 60 ~ 0
560A11
561Text Label 7950 1600 0 60 ~ 0
562A10
563Text Label 7950 1500 0 60 ~ 0
564A9
565Text Label 7950 1400 0 60 ~ 0
566A8
567Text Label 7950 1300 0 60 ~ 0
568A7
569Text Label 7950 1200 0 60 ~ 0
570A6
571Text Label 7950 1100 0 60 ~ 0
572A5
573Text Label 7950 1000 0 60 ~ 0
574A4
575Text Label 7950 900 0 60 ~ 0
576A3
577Text Label 7950 800 0 60 ~ 0
578A2
579Text Label 7950 700 0 60 ~ 0
580A1
581Text Label 7950 600 0 60 ~ 0
582A0
583Text Label 5400 2050 1 60 ~ 0
584A15
585Text Label 5400 950 1 60 ~ 0
586A14
587Text Label 5500 2050 1 60 ~ 0
588A13
589Text Label 5500 950 1 60 ~ 0
590A12
591Text Label 5600 2050 1 60 ~ 0
592A11
593Text Label 5600 950 1 60 ~ 0
594A10
595Text Label 5700 2050 1 60 ~ 0
596A9
597Text Label 5700 950 1 60 ~ 0
598A8
599Text Label 5800 2050 1 60 ~ 0
600A7
601Text Label 5800 950 1 60 ~ 0
602A6
603Text Label 5900 2050 1 60 ~ 0
604A5
605Text Label 5900 950 1 60 ~ 0
606A4
607Text Label 6000 2050 1 60 ~ 0
608A3
609Text Label 6000 950 1 60 ~ 0
610A2
611Text Label 6100 2050 1 60 ~ 0
612A1
613Text Label 6100 950 1 60 ~ 0
614A0
615Text Label 1000 5050 0 60 ~ 0
616D7
617Text Label 1000 4950 0 60 ~ 0
618D6
619Text Label 1000 4850 0 60 ~ 0
620D5
621Text Label 1000 4750 0 60 ~ 0
622D4
623Text Label 1000 4650 0 60 ~ 0
624D3
625Text Label 1000 4550 0 60 ~ 0
626D2
627Text Label 1000 4450 0 60 ~ 0
628D1
629Text Label 1000 4350 0 60 ~ 0
630D0
631Entry Wire Line
632 6500 800 6400 700
633Entry Wire Line
634 6400 800 6300 700
635Entry Wire Line
636 6300 800 6200 700
637Entry Wire Line
638 6200 800 6100 700
639Text Label 6200 2100 1 60 ~ 0
640D7
641Text Label 6300 2100 1 60 ~ 0
642D5
643Text Label 6400 2100 1 60 ~ 0
644D3
645Text Label 6500 2100 1 60 ~ 0
646D1
647Text Label 6200 950 1 60 ~ 0
648D6
649Text Label 6300 950 1 60 ~ 0
650D4
651Text Label 6400 950 1 60 ~ 0
652D2
653Text Label 6500 950 1 60 ~ 0
654D0
655$Comp
656L ramcard-rescue:GND #PWR014
657U 1 1 4DBBE106
658P 9300 2400
659F 0 "#PWR014" H 9300 2400 30 0001 C CNN
660F 1 "GND" H 9300 2330 30 0001 C CNN
661F 2 "" H 9300 2400 50 0001 C CNN
662F 3 "" H 9300 2400 50 0001 C CNN
663 1 9300 2400
664 0 -1 -1 0
665$EndComp
666Text GLabel 7400 2100 3 60 Input ~ 0
667ROMDIS
668Text Label 9300 1300 0 60 ~ 0
669D7
670Text Label 9300 1200 0 60 ~ 0
671D6
672Text Label 9300 1100 0 60 ~ 0
673D5
674Text Label 9300 1000 0 60 ~ 0
675D4
676Text Label 9300 900 0 60 ~ 0
677D3
678Text Label 9300 800 0 60 ~ 0
679D2
680Text Label 9300 700 0 60 ~ 0
681D1
682Text Label 9300 600 0 60 ~ 0
683D0
684Text Notes 1600 5050 0 60 ~ 0
685register
686Text Notes 3850 2850 0 60 ~ 0
687ROM activation decoding
688Text GLabel 9050 3950 2 60 Output ~ 0
689ROMDIS
690NoConn ~ 7400 950
691NoConn ~ 7500 950
692NoConn ~ 7600 950
693NoConn ~ 7700 950
694NoConn ~ 5300 2100
695NoConn ~ 6700 2100
696NoConn ~ 7000 2100
697NoConn ~ 7100 2100
698NoConn ~ 7200 2100
699NoConn ~ 7300 2100
700NoConn ~ 7500 2100
701NoConn ~ 7600 2100
702Text Notes 5700 650 2 60 ~ 0
703\ncpc connector
704Text Notes 5600 2650 0 60 ~ 0
705OUT Decoder
706Text GLabel 5950 2750 0 60 Input ~ 0
707WR
708Text GLabel 6900 2150 3 60 Output ~ 0
709WR
710$Comp
711L ramcard-rescue:GND #PWR015
712U 1 1 4CA89326
713P 7800 2150
714F 0 "#PWR015" H 7800 2150 30 0001 C CNN
715F 1 "GND" H 7800 2080 30 0001 C CNN
716F 2 "" H 7800 2150 50 0001 C CNN
717F 3 "" H 7800 2150 50 0001 C CNN
718 1 7800 2150
719 0 -1 -1 0
720$EndComp
721Text GLabel 6800 2150 3 60 Output ~ 0
722IORQ
723Text GLabel 5950 2950 0 60 Input ~ 0
724IORQ
725$Comp
726L ramcard-rescue:74LS32 U2
727U 4 1 4CA89162
728P 6750 2850
729F 0 "U2" H 6750 2900 60 0000 C CNN
730F 1 "74LS32" H 6750 2800 60 0000 C CNN
731F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6750 2850 50 0001 C CNN
732F 3 "" H 6750 2850 50 0001 C CNN
733 4 6750 2850
734 1 0 0 -1
735$EndComp
736Text GLabel 9050 2750 2 60 Output ~ 0
737ROMSEL
738Text GLabel 900 5250 0 60 Input ~ 0
739ROMSEL
740$Comp
741L ramcard-rescue:74LS32 U2
742U 3 1 4CA89099
743P 8200 2750
744F 0 "U2" H 8200 2800 60 0000 C CNN
745F 1 "74LS32" H 8200 2700 60 0000 C CNN
746F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8200 2750 50 0001 C CNN
747F 3 "" H 8200 2750 50 0001 C CNN
748 3 8200 2750
749 1 0 0 -1
750$EndComp
751$Comp
752L ramcard-rescue:GND #PWR016
753U 1 1 4CA88AFC
754P 900 5400
755F 0 "#PWR016" H 900 5400 30 0001 C CNN
756F 1 "GND" H 900 5330 30 0001 C CNN
757F 2 "" H 900 5400 50 0001 C CNN
758F 3 "" H 900 5400 50 0001 C CNN
759 1 900 5400
760 1 0 0 -1
761$EndComp
762Text Notes 1150 4200 0 60 ~ 0
763Current ROM number storage
764$Comp
765L ramcard-rescue:74LS32 U2
766U 1 1 4CA87CE5
767P 7000 3850
768F 0 "U2" H 7000 3900 60 0000 C CNN
769F 1 "74LS32" H 7000 3800 60 0000 C CNN
770F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7000 3850 50 0001 C CNN
771F 3 "" H 7000 3850 50 0001 C CNN
772 1 7000 3850
773 1 0 0 1
774$EndComp
775$Comp
776L ramcard-rescue:C C4
777U 1 1 4CA87152
778P 3950 950
779F 0 "C4" H 4000 1050 50 0000 L CNN
780F 1 "C" H 4000 850 50 0000 L CNN
781F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 3950 950 50 0001 C CNN
782F 3 "" H 3950 950 50 0001 C CNN
783 1 3950 950
784 1 0 0 -1
785$EndComp
786$Comp
787L ramcard-rescue:C C3
788U 1 1 4CA87151
789P 3650 950
790F 0 "C3" H 3700 1050 50 0000 L CNN
791F 1 "C" H 3700 850 50 0000 L CNN
792F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 3650 950 50 0001 C CNN
793F 3 "" H 3650 950 50 0001 C CNN
794 1 3650 950
795 1 0 0 -1
796$EndComp
797$Comp
798L ramcard-rescue:CP1 C5
799U 1 1 4CA87146
800P 3300 950
801F 0 "C5" H 3350 1050 50 0000 L CNN
802F 1 "CP1" H 3350 850 50 0000 L CNN
803F 2 "Capacitor_THT:CP_Radial_D5.0mm_P2.50mm" H 3300 950 50 0001 C CNN
804F 3 "" H 3300 950 50 0001 C CNN
805 1 3300 950
806 1 0 0 -1
807$EndComp
808$Comp
809L ramcard-rescue:CONN_25X2 P1
810U 1 1 4CA8712F
811P 6500 1500
812F 0 "P1" H 6500 2800 60 0000 C CNN
813F 1 "CONN_25X2" V 6500 1500 50 0000 C CNN
814F 2 "Connector_IDC:IDC-Header_2x25_P2.54mm_Vertical" H 6500 1500 50 0001 C CNN
815F 3 "" H 6500 1500 50 0001 C CNN
816 1 6500 1500
817 0 -1 -1 0
818$EndComp
819$Comp
820L ramcard-rescue:C C2
821U 1 1 4CA870EF
822P 2950 950
823F 0 "C2" H 3000 1050 50 0000 L CNN
824F 1 "C" H 3000 850 50 0000 L CNN
825F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 2950 950 50 0001 C CNN
826F 3 "" H 2950 950 50 0001 C CNN
827 1 2950 950
828 1 0 0 -1
829$EndComp
830$Comp
831L Device:D D13
832U 1 1 4CA870AA
833P 8650 3950
834F 0 "D13" H 8650 4050 40 0000 C CNN
835F 1 "DIODE" H 8650 3850 40 0000 C CNN
836F 2 "Diode_THT:D_A-405_P7.62mm_Horizontal" H 8650 3950 50 0001 C CNN
837F 3 "" H 8650 3950 50 0001 C CNN
838 1 8650 3950
839 -1 0 0 1
840$EndComp
841Wire Wire Line
842 8400 3950 8500 3950
843Wire Wire Line
844 2700 1750 2900 1750
845Wire Wire Line
846 3300 1150 2950 1150
847Wire Wire Line
848 3650 750 3300 750
849Wire Wire Line
850 3650 1150 3300 1150
851Wire Wire Line
852 3300 750 2950 750
853$Comp
854L 74xx:74LS138 U3
855U 1 1 5E9AECF6
856P 1500 3200
857F 0 "U3" H 1750 3700 50 0000 C CNN
858F 1 "74LS138" H 1200 3700 50 0000 C CNN
859F 2 "Package_SO:SOIC-16_3.9x9.9mm_P1.27mm" H 1500 3200 50 0001 C CNN
860F 3 "http://www.ti.com/lit/gpn/sn74LS138" H 1500 3200 50 0001 C CNN
861 1 1500 3200
862 1 0 0 -1
863$EndComp
864Text Label 800 2900 0 60 ~ 0
865Q0
866Text Label 800 3000 0 60 ~ 0
867Q1
868Text Label 800 3100 0 60 ~ 0
869Q2
870Text Label 800 3600 0 60 ~ 0
871Q3
872Text Label 800 3500 0 60 ~ 0
873Q4
874Wire Wire Line
875 1000 3500 800 3500
876Wire Wire Line
877 1000 3600 800 3600
878Wire Wire Line
879 1000 2900 800 2900
880Wire Wire Line
881 1000 3000 800 3000
882Wire Wire Line
883 1000 3100 800 3100
884Wire Wire Line
885 7600 3850 7700 3850
886$Comp
887L power:VCC #PWR0101
888U 1 1 5EA2D764
889P 800 3400
890F 0 "#PWR0101" H 800 3500 30 0001 C CNN
891F 1 "VCC" H 800 3500 30 0000 C CNN
892F 2 "" H 800 3400 50 0001 C CNN
893F 3 "" H 800 3400 50 0001 C CNN
894 1 800 3400
895 1 0 0 -1
896$EndComp
897Wire Wire Line
898 800 3400 1000 3400
899$Comp
900L 74xx:74LS138 U5
901U 1 1 5EA33331
902P 4750 3650
903F 0 "U5" H 5000 4100 50 0000 C CNN
904F 1 "74LS138" H 4500 4100 50 0000 C CNN
905F 2 "Package_SO:SOIC-16_3.9x9.9mm_P1.27mm" H 4750 3650 50 0001 C CNN
906F 3 "http://www.ti.com/lit/gpn/sn74LS138" H 4750 3650 50 0001 C CNN
907 1 4750 3650
908 1 0 0 -1
909$EndComp
910Wire Wire Line
911 4100 3350 4250 3350
912Wire Wire Line
913 4100 3450 4250 3450
914Wire Wire Line
915 4100 3550 4250 3550
916Wire Wire Line
917 4100 3950 4250 3950
918Wire Wire Line
919 4100 4050 4250 4050
920Text Label 3150 5150 2 60 ~ 0
921A14
922$Comp
923L 74xx:74LS00 U4
924U 4 1 5EA5E912
925P 8000 3950
926F 0 "U4" H 8000 3950 50 0000 C CNN
927F 1 "74LS00" H 8000 4184 50 0000 C CNN
928F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8000 3950 50 0001 C CNN
929F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 8000 3950 50 0001 C CNN
930 4 8000 3950
931 1 0 0 -1
932$EndComp
933$Comp
934L 74xx:74LS00 U4
935U 1 1 5EA5E9AD
936P 3600 5250
937F 0 "U4" H 3600 5250 50 0000 C CNN
938F 1 "74LS00" H 3600 5484 50 0000 C CNN
939F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 3600 5250 50 0001 C CNN
940F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 3600 5250 50 0001 C CNN
941 1 3600 5250
942 1 0 0 -1
943$EndComp
944Wire Wire Line
945 7700 3850 7700 4050
946Connection ~ 7700 3850
947$Comp
948L 74xx:74LS00 U4
949U 2 1 5EA5EC31
950P 4400 5250
951F 0 "U4" H 4400 5250 50 0000 C CNN
952F 1 "74LS00" H 4400 5484 50 0000 C CNN
953F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4400 5250 50 0001 C CNN
954F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 4400 5250 50 0001 C CNN
955 2 4400 5250
956 1 0 0 -1
957$EndComp
958Wire Wire Line
959 3900 5250 4100 5250
960Wire Wire Line
961 4100 5250 4100 5150
962Wire Wire Line
963 4100 5350 4100 5250
964Connection ~ 4100 5250
965Wire Wire Line
966 3150 5150 3300 5150
967Wire Wire Line
968 3150 5350 3300 5350
969Wire Wire Line
970 4700 5250 4850 5250
971Text Label 4850 5250 0 50 ~ 0
972A14A15
973Text Label 2250 2900 0 50 ~ 0
974A14A15
975$Comp
976L power:VCC #PWR0102
977U 1 1 5EA8DD43
978P 1500 2350
979F 0 "#PWR0102" H 1500 2450 30 0001 C CNN
980F 1 "VCC" H 1500 2450 30 0000 C CNN
981F 2 "" H 1500 2350 50 0001 C CNN
982F 3 "" H 1500 2350 50 0001 C CNN
983 1 1500 2350
984 1 0 0 -1
985$EndComp
986$Comp
987L power:VCC #PWR0103
988U 1 1 5EA8DD82
989P 4750 3050
990F 0 "#PWR0103" H 4750 3150 30 0001 C CNN
991F 1 "VCC" H 4750 3150 30 0000 C CNN
992F 2 "" H 4750 3050 50 0001 C CNN
993F 3 "" H 4750 3050 50 0001 C CNN
994 1 4750 3050
995 1 0 0 -1
996$EndComp
997Wire Wire Line
998 1500 2600 1500 2350
999$Comp
1000L ramcard-rescue:GND #PWR0104
1001U 1 1 5EA99CA6
1002P 1500 3900
1003F 0 "#PWR0104" H 1500 3900 30 0001 C CNN
1004F 1 "GND" H 1500 3830 30 0001 C CNN
1005F 2 "" H 1500 3900 50 0001 C CNN
1006F 3 "" H 1500 3900 50 0001 C CNN
1007 1 1500 3900
1008 1 0 0 -1
1009$EndComp
1010$Comp
1011L ramcard-rescue:GND #PWR0105
1012U 1 1 5EA99D33
1013P 4750 4500
1014F 0 "#PWR0105" H 4750 4500 30 0001 C CNN
1015F 1 "GND" H 4750 4430 30 0001 C CNN
1016F 2 "" H 4750 4500 50 0001 C CNN
1017F 3 "" H 4750 4500 50 0001 C CNN
1018 1 4750 4500
1019 1 0 0 -1
1020$EndComp
1021Wire Wire Line
1022 4750 4500 4750 4350
1023Text Notes 2950 4800 0 50 ~ 0
1024ROM address space access (C000-FFFF) decoding
1025Text Notes 550 2250 0 50 ~ 0
1026Disable switches
1027Text Notes 500 600 0 50 ~ 0
1028Write protect switch
1029$Comp
1030L 74xx:74LS00 U4
1031U 5 1 5EAC5D80
1032P 4450 1000
1033F 0 "U4" H 4680 1046 50 0000 L CNN
1034F 1 "74LS00" H 4680 955 50 0000 L CNN
1035F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4450 1000 50 0001 C CNN
1036F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 4450 1000 50 0001 C CNN
1037 5 4450 1000
1038 1 0 0 -1
1039$EndComp
1040$Comp
1041L ramcard-rescue:GND #PWR0106
1042U 1 1 5EAC613B
1043P 5100 1050
1044F 0 "#PWR0106" H 5100 1050 30 0001 C CNN
1045F 1 "GND" H 5100 980 30 0001 C CNN
1046F 2 "" H 5100 1050 50 0001 C CNN
1047F 3 "" H 5100 1050 50 0001 C CNN
1048 1 5100 1050
1049 1 0 0 -1
1050$EndComp
1051Wire Wire Line
1052 5300 950 5100 950
1053Wire Wire Line
1054 5100 950 5100 1050
1055NoConn ~ 2000 3000
1056NoConn ~ 2000 3100
1057NoConn ~ 2000 3200
1058NoConn ~ 2000 3300
1059NoConn ~ 2000 3400
1060NoConn ~ 2000 3500
1061NoConn ~ 5250 3350
1062NoConn ~ 5250 3450
1063NoConn ~ 5250 3550
1064NoConn ~ 5250 3750
1065NoConn ~ 5250 3850
1066Wire Wire Line
1067 6000 3650 6000 3950
1068Wire Wire Line
1069 6400 3950 6000 3950
1070NoConn ~ 5250 3950
1071Text Notes 5150 4250 0 50 ~ 0
1072Use O7 for ROMs 32-63.
1073$Comp
1074L 74xx:74LS00 U4
1075U 3 1 5E9C8E7F
1076P 1200 1900
1077F 0 "U4" H 1200 1900 50 0000 C CNN
1078F 1 "74LS00" H 1200 2134 50 0000 C CNN
1079F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 1200 1900 50 0001 C CNN
1080F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 1200 1900 50 0001 C CNN
1081 3 1200 1900
1082 1 0 0 -1
1083$EndComp
1084$Comp
1085L ramcard-rescue:GND #PWR018
1086U 1 1 5E9C8FE5
1087P 700 2000
1088F 0 "#PWR018" H 700 2000 30 0001 C CNN
1089F 1 "GND" H 700 1930 30 0001 C CNN
1090F 2 "" H 700 2000 50 0001 C CNN
1091F 3 "" H 700 2000 50 0001 C CNN
1092 1 700 2000
1093 1 0 0 -1
1094$EndComp
1095Wire Wire Line
1096 700 2000 700 1900
1097Wire Wire Line
1098 700 1900 900 1900
1099Wire Wire Line
1100 900 1900 900 2000
1101Wire Wire Line
1102 900 1900 900 1800
1103Connection ~ 900 1900
1104NoConn ~ 1500 1900
1105Wire Wire Line
1106 3550 3000 3550 2900
1107$Comp
1108L Device:Jumper_NC_Small JP3
1109U 1 1 5EA3F157
1110P 5650 3650
1111F 0 "JP3" H 5650 3862 50 0000 C CNN
1112F 1 "Jumper_NC_Small" H 5650 3771 50 0000 C CNN
1113F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mm" H 5650 3650 50 0001 C CNN
1114F 3 "~" H 5650 3650 50 0001 C CNN
1115 1 5650 3650
1116 1 0 0 -1
1117$EndComp
1118$Comp
1119L Device:Jumper_NO_Small JP4
1120U 1 1 5EA3F293
1121P 5650 4050
1122F 0 "JP4" H 5650 4235 50 0000 C CNN
1123F 1 "Jumper_NO_Small" H 5650 4144 50 0000 C CNN
1124F 2 "Jumper:SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm" H 5650 4050 50 0001 C CNN
1125F 3 "~" H 5650 4050 50 0001 C CNN
1126 1 5650 4050
1127 1 0 0 -1
1128$EndComp
1129Wire Wire Line
1130 5250 3650 5550 3650
1131Wire Wire Line
1132 5750 3650 6000 3650
1133Wire Wire Line
1134 5250 4050 5550 4050
1135Wire Wire Line
1136 5750 4050 6000 4050
1137Wire Wire Line
1138 6000 4050 6000 3950
1139Connection ~ 6000 3950
1140Wire Wire Line
1141 4450 500 3950 500
1142Wire Wire Line
1143 3950 500 3950 750
1144Connection ~ 3950 750
1145Wire Wire Line
1146 3950 1500 3950 1150
1147Connection ~ 3950 1150
1148Wire Wire Line
1149 4250 3850 3950 3850
1150Wire Notes Line
1151 500 1500 1650 1500
1152Wire Notes Line
1153 2800 500 2800 1600
1154Wire Notes Line
1155 2800 1600 5000 1600
1156Wire Notes Line
1157 7900 2500 7900 450
1158Wire Notes Line
1159 5000 2500 9550 2500
1160Wire Notes Line
1161 2850 4000 2850 5500
1162Wire Notes Line
1163 1650 1500 1650 2100
1164Wire Notes Line
1165 3800 2100 3800 4000
1166Wire Notes Line
1167 500 4000 3800 4000
1168Wire Notes Line
1169 2850 4700 5250 4700
1170Wire Notes Line
1171 5000 500 5000 3100
1172Wire Notes Line
1173 5000 3100 9550 3100
1174Wire Notes Line
1175 5000 2750 3800 2750
1176Text Notes 3850 2250 0 50 ~ 0
1177Reset button
1178Wire Notes Line
1179 500 2100 5000 2100
1180Text Notes 500 1600 0 50 ~ 0
1181Unused gate
1182Text Notes 2900 600 0 50 ~ 0
1183Power distribution
1184Wire Wire Line
1185 4450 1500 3950 1500
1186Wire Wire Line
1187 2550 1750 2700 1750
1188Wire Wire Line
1189 8800 3950 9050 3950
1190$Comp
1191L Switch:SW_DIP_x04 SW2
1192U 1 1 60091453
1193P 2650 3500
1194F 0 "SW2" H 2650 3967 50 0000 C CNN
1195F 1 "SW_DIP_x04" H 2650 3876 50 0000 C CNN
1196F 2 "Button_Switch_THT:SW_DIP_SPSTx04_Slide_9.78x12.34mm_W7.62mm_P2.54mm" H 2650 3500 50 0001 C CNN
1197F 3 "" H 2650 3500 50 0001 C CNN
1198 1 2650 3500
1199 1 0 0 -1
1200$EndComp
1201Wire Wire Line
1202 3100 3600 3500 3600
1203$Comp
1204L ramcard-rescue:R R6
1205U 1 1 600A142A
1206P 3350 3750
1207F 0 "R6" V 3430 3750 50 0000 C CNN
1208F 1 "10KR" V 3350 3750 50 0000 C CNN
1209F 2 "Resistor_SMD:R_0805_2012Metric" H 3350 3750 50 0001 C CNN
1210F 3 "" H 3350 3750 50 0001 C CNN
1211 1 3350 3750
1212 0 -1 -1 0
1213$EndComp
1214Wire Wire Line
1215 3100 3750 3100 3600
1216Wire Wire Line
1217 2000 3600 2350 3600
1218Wire Wire Line
1219 2350 3500 2100 3500
1220Wire Wire Line
1221 2100 3500 2100 2900
1222Wire Wire Line
1223 2100 2900 2000 2900
1224Wire Wire Line
1225 2950 3600 3100 3600
1226Connection ~ 3100 3600
1227Wire Wire Line
1228 2250 2900 2250 3400
1229Wire Wire Line
1230 2250 3400 2350 3400
1231$Comp
1232L ramcard-rescue:R R2
1233U 1 1 600F65C4
1234P 3300 2900
1235F 0 "R2" V 3380 2900 50 0000 C CNN
1236F 1 "10KR" V 3300 2900 50 0000 C CNN
1237F 2 "Resistor_SMD:R_0805_2012Metric" H 3300 2900 50 0001 C CNN
1238F 3 "" H 3300 2900 50 0001 C CNN
1239 1 3300 2900
1240 0 -1 -1 0
1241$EndComp
1242Wire Wire Line
1243 2950 3400 3050 3400
1244Wire Wire Line
1245 3050 3400 3050 2900
1246Text Label 3050 3200 0 50 ~ 0
1247SWACC
1248Text Label 3950 3850 0 50 ~ 0
1249SWACC
1250Wire Wire Line
1251 2950 3500 3100 3500
1252Wire Wire Line
1253 3100 3500 3100 3350
1254Connection ~ 3100 3500
1255Wire Wire Line
1256 3100 3500 3500 3500
1257Wire Wire Line
1258 3600 3350 3650 3350
1259Wire Wire Line
1260 3650 3350 3650 3750
1261Wire Wire Line
1262 3650 3750 3600 3750
1263Wire Bus Line
1264 6200 800 6500 800
1265Connection ~ 3650 3350
1266$EndSCHEMATC
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