ramcard.sch@ b20ff77

main

Last change on this file since b20ff77 was b20ff77, checked in by Adrien Destugues <adrien.destugues@…>, 4 years ago

Gordon: fix some problems in schematics

Swapped pins on write switch
Old symbols used for LED and Diode, the pins have been swapped in newer versions leading to mismatch between silkscreen and symbol

Property mode set to 100644

File size: 26.4 KB

Line
1	EESchema Schematic File Version 4
2	LIBS:ramcard-cache
3	EELAYER 26 0
4	EELAYER END
5	$Descr User 10000 6000
6	encoding utf-8
7	Sheet 1 1
8	Title "FlashGordon 2020"
9	Date "2020-04-18"
10	Rev ""
11	Comp "PulkoTronics"
12	Comment1 "Based on Bryce MegaFlash"
13	Comment2 ""
14	Comment3 ""
15	Comment4 ""
16	$EndDescr
17	Wire Wire Line
18	6500 1900 6500 2100
19	Wire Wire Line
20	6300 1900 6300 2100
21	Connection ~ 8400 3950
22	Wire Wire Line
23	1250 950 1250 900
24	Wire Wire Line
25	1250 900 1050 900
26	Wire Wire Line
27	1050 900 1050 950
28	Connection ~ 2700 1750
29	Wire Wire Line
30	2700 1750 2700 1150
31	Wire Wire Line
32	2700 1150 2150 1150
33	Wire Wire Line
34	1150 1050 1250 1050
35	Wire Wire Line
36	1150 750 1250 750
37	Wire Wire Line
38	2200 3600 2000 3600
39	Wire Wire Line
40	2250 2900 2000 2900
41	Wire Wire Line
42	6100 3750 6400 3750
43	Wire Wire Line
44	8800 2750 9050 2750
45	Connection ~ 3300 1150
46	Wire Wire Line
47	3950 1150 3650 1150
48	Connection ~ 3650 750
49	Wire Wire Line
50	3650 700 3650 750
51	Wire Wire Line
52	7200 1100 7200 950
53	Wire Wire Line
54	7100 1100 7100 950
55	Wire Wire Line
56	7000 1100 7000 950
57	Wire Wire Line
58	6900 1100 6900 950
59	Wire Wire Line
60	6800 1100 6800 950
61	Wire Wire Line
62	6700 1100 6700 950
63	Wire Bus Line
64	900 5050 900 4350
65	Wire Wire Line
66	8150 2400 7950 2400
67	Wire Wire Line
68	8150 2300 7950 2300
69	Wire Wire Line
70	8150 2200 7950 2200
71	Wire Wire Line
72	8150 2100 7950 2100
73	Wire Wire Line
74	8150 2000 7950 2000
75	Wire Wire Line
76	8150 1900 7950 1900
77	Wire Wire Line
78	8150 1800 7950 1800
79	Wire Wire Line
80	8150 1700 7950 1700
81	Wire Wire Line
82	8150 1600 7950 1600
83	Wire Wire Line
84	8150 1500 7950 1500
85	Wire Wire Line
86	8150 1400 7950 1400
87	Wire Wire Line
88	8150 1300 7950 1300
89	Wire Wire Line
90	8150 1200 7950 1200
91	Wire Wire Line
92	8150 1100 7950 1100
93	Wire Wire Line
94	8150 1000 7950 1000
95	Wire Wire Line
96	8150 900 7950 900
97	Wire Wire Line
98	8150 800 7950 800
99	Wire Wire Line
100	8150 700 7950 700
101	Wire Wire Line
102	8150 600 7950 600
103	Wire Wire Line
104	6100 1100 6100 950
105	Wire Wire Line
106	5900 1100 5900 950
107	Wire Wire Line
108	5700 1100 5700 950
109	Wire Wire Line
110	5500 1100 5500 950
111	Wire Wire Line
112	6400 1100 6400 800
113	Wire Wire Line
114	6200 1100 6200 800
115	Wire Wire Line
116	1050 5050 900 5050
117	Wire Wire Line
118	1050 4950 900 4950
119	Wire Wire Line
120	1050 4850 900 4850
121	Wire Wire Line
122	1050 4750 900 4750
123	Wire Wire Line
124	1050 4650 900 4650
125	Wire Wire Line
126	1050 4550 900 4550
127	Wire Wire Line
128	1050 4450 900 4450
129	Wire Wire Line
130	1050 4350 900 4350
131	Wire Wire Line
132	7600 1100 7600 950
133	Wire Wire Line
134	7400 1100 7400 950
135	Wire Wire Line
136	5300 1900 5300 2100
137	Wire Wire Line
138	7000 1900 7000 2100
139	Wire Wire Line
140	7200 1900 7200 2100
141	Wire Wire Line
142	7500 1900 7500 2100
143	Wire Wire Line
144	5950 2950 6150 2950
145	Wire Wire Line
146	7800 2150 7700 2150
147	Wire Wire Line
148	7700 2150 7700 1900
149	Wire Wire Line
150	5950 2750 6150 2750
151	Wire Wire Line
152	900 5250 1050 5250
153	Wire Wire Line
154	2450 4650 2650 4650
155	Wire Wire Line
156	2450 4550 2650 4550
157	Wire Wire Line
158	2450 4450 2650 4450
159	Wire Wire Line
160	2450 4350 2650 4350
161	Wire Wire Line
162	2450 4950 2650 4950
163	Wire Wire Line
164	2450 4750 2650 4750
165	Wire Wire Line
166	2450 4850 2650 4850
167	Wire Wire Line
168	2450 5050 2650 5050
169	Wire Wire Line
170	1050 5350 900 5350
171	Wire Wire Line
172	900 5350 900 5400
173	Wire Wire Line
174	6800 2150 6800 1900
175	Wire Wire Line
176	6900 2150 6900 1900
177	Wire Wire Line
178	7600 1900 7600 2100
179	Wire Wire Line
180	7300 1900 7300 2100
181	Wire Wire Line
182	7100 1900 7100 2100
183	Wire Wire Line
184	6700 1900 6700 2100
185	Wire Wire Line
186	5300 1100 5300 950
187	Wire Wire Line
188	7500 1100 7500 950
189	Wire Wire Line
190	7700 1100 7700 950
191	Wire Wire Line
192	8300 3950 8400 3950
193	Wire Wire Line
194	7400 2100 7400 1900
195	Wire Wire Line
196	6300 1100 6300 800
197	Wire Wire Line
198	6500 1100 6500 800
199	Wire Wire Line
200	5400 1100 5400 950
201	Wire Wire Line
202	5600 1100 5600 950
203	Wire Wire Line
204	5800 1100 5800 950
205	Wire Wire Line
206	6000 1100 6000 950
207	Wire Wire Line
208	5400 1900 5400 2050
209	Wire Wire Line
210	5500 1900 5500 2050
211	Wire Wire Line
212	5600 1900 5600 2050
213	Wire Wire Line
214	5700 1900 5700 2050
215	Wire Wire Line
216	5800 1900 5800 2050
217	Wire Wire Line
218	5900 1900 5900 2050
219	Wire Wire Line
220	6000 1900 6000 2050
221	Wire Wire Line
222	6100 1900 6100 2050
223	Wire Wire Line
224	6600 2100 6600 1900
225	Wire Wire Line
226	7300 1100 7300 900
227	Wire Wire Line
228	6600 1100 6600 950
229	Wire Wire Line
230	3650 1300 3650 1150
231	Connection ~ 3650 1150
232	Wire Wire Line
233	3950 750 3650 750
234	Connection ~ 3300 750
235	Wire Wire Line
236	7350 2850 7600 2850
237	Wire Wire Line
238	7450 2650 7600 2650
239	Wire Wire Line
240	1050 950 950 950
241	Wire Wire Line
242	1150 1250 1250 1250
243	Wire Wire Line
244	4900 2650 4900 2550
245	Wire Wire Line
246	6200 1900 6200 2100
247	Wire Wire Line
248	6400 1900 6400 2100
249	NoConn ~ 6800 950
250	$Comp
251	L ramcard-rescue:GND #PWR01
252	U 1 1 5066EDF0
253	P 4900 2650
254	F 0 "#PWR01" H 4900 2650 30 0001 C CNN
255	F 1 "GND" H 4900 2580 30 0001 C CNN
256	F 2 "" H 4900 2650 50 0001 C CNN
257	F 3 "" H 4900 2650 50 0001 C CNN
258	1 4900 2650
259	1 0 0 -1
260	$EndComp
261	Text Label 4300 2550 2 60 ~ 0
262	BUSRESET
263	$Comp
264	L ramcard-rescue:SW_PUSH SW4
265	U 1 1 5066EDE6
266	P 4600 2550
267	F 0 "SW4" H 4750 2660 50 0000 C CNN
268	F 1 "SW_PUSH" H 4600 2470 50 0000 C CNN
269	F 2 "Button_Switch_SMD:SW_SPST_B3S-1000" H 4600 2550 50 0001 C CNN
270	F 3 "" H 4600 2550 50 0001 C CNN
271	1 4600 2550
272	1 0 0 -1
273	$EndComp
274	$Comp
275	L ramcard-rescue:GND #PWR02
276	U 1 1 5066ED17
277	P 3300 3150
278	F 0 "#PWR02" H 3300 3150 30 0001 C CNN
279	F 1 "GND" H 3300 3080 30 0001 C CNN
280	F 2 "" H 3300 3150 50 0001 C CNN
281	F 3 "" H 3300 3150 50 0001 C CNN
282	1 3300 3150
283	1 0 0 -1
284	$EndComp
285	$Comp
286	L ramcard-rescue:R R5
287	U 1 1 5066ED0E
288	P 3050 3050
289	F 0 "R5" V 3130 3050 50 0000 C CNN
290	F 1 "10KR" V 3050 3050 50 0000 C CNN
291	F 2 "Resistor_SMD:R_0805_2012Metric" H 3050 3050 50 0001 C CNN
292	F 3 "" H 3050 3050 50 0001 C CNN
293	1 3050 3050
294	0 -1 -1 0
295	$EndComp
296	Text Label 7200 950 1 60 ~ 0
297	BUSRESET
298	$Comp
299	L byteeeprom:Switch_DSDP SW1
300	U 1 1 5059F50B
301	P 1700 1000
302	F 0 "SW1" H 1700 1300 60 0000 C CNN
303	F 1 "WRITE" H 1700 650 60 0000 C CNN
304	F 2 "Button_Switch_THT:SW_E-Switch_EG1271_DPDT" H 1700 1000 50 0001 C CNN
305	F 3 "" H 1700 1000 50 0001 C CNN
306	1 1700 1000
307	-1 0 0 1
308	$EndComp
309	Text Label 2150 850 0 60 ~ 0
310	RDWR
311	Text GLabel 950 950 0 60 Output ~ 0
312	ROMEN
313	Text GLabel 1150 750 0 60 Output ~ 0
314	MREQ
315	$Comp
316	L ramcard-rescue:GND #PWR03
317	U 1 1 5058E1E2
318	P 1150 1250
319	F 0 "#PWR03" H 1150 1250 30 0001 C CNN
320	F 1 "GND" H 1150 1180 30 0001 C CNN
321	F 2 "" H 1150 1250 50 0001 C CNN
322	F 3 "" H 1150 1250 50 0001 C CNN
323	1 1150 1250
324	0 1 1 0
325	$EndComp
326	$Comp
327	L power:VCC #PWR04
328	U 1 1 5058E1DA
329	P 1150 1050
330	F 0 "#PWR04" H 1150 1150 30 0001 C CNN
331	F 1 "VCC" H 1150 1150 30 0000 C CNN
332	F 2 "" H 1150 1050 50 0001 C CNN
333	F 3 "" H 1150 1050 50 0001 C CNN
334	1 1150 1050
335	1 0 0 -1
336	$EndComp
337	$Comp
338	L power:VCC #PWR05
339	U 1 1 5058E15E
340	P 1750 1750
341	F 0 "#PWR05" H 1750 1850 30 0001 C CNN
342	F 1 "VCC" H 1750 1850 30 0000 C CNN
343	F 2 "" H 1750 1750 50 0001 C CNN
344	F 3 "" H 1750 1750 50 0001 C CNN
345	1 1750 1750
346	1 0 0 -1
347	$EndComp
348	$Comp
349	L ramcard-rescue:R R1
350	U 1 1 5058E156
351	P 2000 1750
352	F 0 "R1" V 2080 1750 50 0000 C CNN
353	F 1 "1KR" V 2000 1750 50 0000 C CNN
354	F 2 "Resistor_SMD:R_0805_2012Metric" H 2000 1750 50 0001 C CNN
355	F 3 "" H 2000 1750 50 0001 C CNN
356	1 2000 1750
357	0 -1 -1 0
358	$EndComp
359	$Comp
360	L Device:LED D1
361	U 1 1 5058E14C
362	P 2400 1750
363	F 0 "D1" H 2400 1850 50 0000 C CNN
364	F 1 "LED" H 2400 1650 50 0000 C CNN
365	F 2 "LED_THT:LED_D3.0mm" H 2400 1750 50 0001 C CNN
366	F 3 "" H 2400 1750 50 0001 C CNN
367	1 2400 1750
368	-1 0 0 1
369	$EndComp
370	$Comp
371	L ramcard-rescue:R R3
372	U 1 1 5058E134
373	P 3150 1750
374	F 0 "R3" V 3230 1750 50 0000 C CNN
375	F 1 "220R" V 3150 1750 50 0000 C CNN
376	F 2 "Resistor_SMD:R_0805_2012Metric" H 3150 1750 50 0001 C CNN
377	F 3 "" H 3150 1750 50 0001 C CNN
378	1 3150 1750
379	0 -1 -1 0
380	$EndComp
381	Text GLabel 3400 1950 0 60 Output ~ 0
382	WR
383	Text Label 4600 1850 0 60 ~ 0
384	/WE
385	$Comp
386	L power:VCC #PWR06
387	U 1 1 5058E0FB
388	P 2700 3350
389	F 0 "#PWR06" H 2700 3450 30 0001 C CNN
390	F 1 "VCC" H 2700 3450 30 0000 C CNN
391	F 2 "" H 2700 3350 50 0001 C CNN
392	F 3 "" H 2700 3350 50 0001 C CNN
393	1 2700 3350
394	1 0 0 -1
395	$EndComp
396	Text Label 2750 3750 0 60 ~ 0
397	R7EN
398	Text Label 4100 3450 0 60 ~ 0
399	R7EN
400	Text Label 4100 3350 0 60 ~ 0
401	R0EN
402	Text Label 2600 3050 0 60 ~ 0
403	R0EN
404	$Comp
405	L power:VCC #PWR07
406	U 1 1 5058E067
407	P 2750 2600
408	F 0 "#PWR07" H 2750 2700 30 0001 C CNN
409	F 1 "VCC" H 2750 2700 30 0000 C CNN
410	F 2 "" H 2750 2600 50 0001 C CNN
411	F 3 "" H 2750 2600 50 0001 C CNN
412	1 2750 2600
413	1 0 0 -1
414	$EndComp
415	$Comp
416	L ramcard-rescue:74LS32 U2
417	U 2 1 5058DF56
418	P 4000 1850
419	F 0 "U2" H 4000 1900 60 0000 C CNN
420	F 1 "74LS32" H 4000 1800 60 0000 C CNN
421	F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4000 1850 50 0001 C CNN
422	F 3 "" H 4000 1850 50 0001 C CNN
423	2 4000 1850
424	1 0 0 1
425	$EndComp
426	Text Label 3150 5350 2 60 ~ 0
427	A15
428	Text Label 4100 3550 0 60 ~ 0
429	Q5
430	Text Label 4100 3950 0 60 ~ 0
431	Q7
432	Text Label 4100 4050 0 60 ~ 0
433	Q6
434	Text Label 6000 3950 0 60 ~ 0
435	ROMACC
436	Text Label 6100 3750 0 60 ~ 0
437	RDWR
438	Text Label 9300 1750 0 60 ~ 0
439	/WE
440	Text GLabel 9300 1850 2 60 Output ~ 0
441	ROMEN
442	Text Label 7950 2400 0 60 ~ 0
443	Q4
444	Text Label 7950 2300 0 60 ~ 0
445	Q3
446	Text Label 7950 2200 0 60 ~ 0
447	Q2
448	Text Label 7950 2100 0 60 ~ 0
449	Q1
450	Text Label 7950 2000 0 60 ~ 0
451	Q0
452	$Comp
453	L power:VCC #PWR08
454	U 1 1 5058D352
455	P 8400 3450
456	F 0 "#PWR08" H 8400 3550 30 0001 C CNN
457	F 1 "VCC" H 8400 3550 30 0000 C CNN
458	F 2 "" H 8400 3450 50 0001 C CNN
459	F 3 "" H 8400 3450 50 0001 C CNN
460	1 8400 3450
461	1 0 0 -1
462	$EndComp
463	$Comp
464	L ramcard-rescue:R R4
465	U 1 1 5058D332
466	P 8400 3700
467	F 0 "R4" V 8480 3700 50 0000 C CNN
468	F 1 "1KR" V 8400 3700 50 0000 C CNN
469	F 2 "Resistor_SMD:R_0805_2012Metric" H 8400 3700 50 0001 C CNN
470	F 3 "" H 8400 3700 50 0001 C CNN
471	1 8400 3700
472	-1 0 0 1
473	$EndComp
474	$Comp
475	L ramcard-rescue:74LS574 U1
476	U 1 1 504C8586
477	P 1750 4850
478	F 0 "U1" H 1750 4850 60 0000 C CNN
479	F 1 "74LS574" H 1800 4500 60 0000 C CNN
480	F 2 "Package_SO:SOIC-20W_7.5x12.8mm_P1.27mm" H 1750 4850 50 0001 C CNN
481	F 3 "" H 1750 4850 50 0001 C CNN
482	1 1750 4850
483	1 0 0 -1
484	$EndComp
485	$Comp
486	L byteeeprom:29C040 U6
487	U 1 1 504C83A0
488	P 8750 1500
489	F 0 "U6" H 8750 1500 60 0000 C CNN
490	F 1 "29C040" V 8700 2050 60 0000 C CNN
491	F 2 "Package_LCC:PLCC-32_11.4x14.0mm_P1.27mm" H 8750 1500 50 0001 C CNN
492	F 3 "" H 8750 1500 50 0001 C CNN
493	1 8750 1500
494	1 0 0 -1
495	$EndComp
496	Text Label 7450 2650 0 60 ~ 0
497	A13
498	Text Label 9300 1950 0 60 ~ 0
499	/CE
500	Text Label 7600 3850 0 60 ~ 0
501	/CE
502	$Comp
503	L power:VCC #PWR09
504	U 1 1 4DDEB8E8
505	P 9300 2300
506	F 0 "#PWR09" H 9300 2400 30 0001 C CNN
507	F 1 "VCC" H 9300 2400 30 0000 C CNN
508	F 2 "" H 9300 2300 50 0001 C CNN
509	F 3 "" H 9300 2300 50 0001 C CNN
510	1 9300 2300
511	0 1 1 0
512	$EndComp
513	Text Label 2650 4750 0 60 ~ 0
514	Q4
515	$Comp
516	L ramcard-rescue:GND #PWR011
517	U 1 1 4DBD3AB8
518	P 3650 1300
519	F 0 "#PWR011" H 3650 1300 30 0001 C CNN
520	F 1 "GND" H 3650 1230 30 0001 C CNN
521	F 2 "" H 3650 1300 50 0001 C CNN
522	F 3 "" H 3650 1300 50 0001 C CNN
523	1 3650 1300
524	1 0 0 -1
525	$EndComp
526	$Comp
527	L power:VCC #PWR012
528	U 1 1 4DBD3AB1
529	P 3650 700
530	F 0 "#PWR012" H 3650 800 30 0001 C CNN
531	F 1 "VCC" H 3650 800 30 0000 C CNN
532	F 2 "" H 3650 700 50 0001 C CNN
533	F 3 "" H 3650 700 50 0001 C CNN
534	1 3650 700
535	1 0 0 -1
536	$EndComp
537	Text GLabel 6600 950 1 60 Output ~ 0
538	MREQ
539	NoConn ~ 7100 950
540	NoConn ~ 7000 950
541	NoConn ~ 6900 950
542	NoConn ~ 6700 950
543	Text GLabel 7300 900 1 60 Output ~ 0
544	ROMEN
545	Text Label 2650 5050 0 60 ~ 0
546	Q7
547	Text Label 2650 4350 0 60 ~ 0
548	Q0
549	Text Label 2650 4950 0 60 ~ 0
550	Q6
551	Text Label 2650 4450 0 60 ~ 0
552	Q1
553	Text Label 2650 4550 0 60 ~ 0
554	Q2
555	Text Label 2650 4850 0 60 ~ 0
556	Q5
557	Text Label 2650 4650 0 60 ~ 0
558	Q3
559	$Comp
560	L power:VCC #PWR013
561	U 1 1 4DBBEA82
562	P 6600 2100
563	F 0 "#PWR013" H 6600 2200 30 0001 C CNN
564	F 1 "VCC" H 6600 2200 30 0000 C CNN
565	F 2 "" H 6600 2100 50 0001 C CNN
566	F 3 "" H 6600 2100 50 0001 C CNN
567	1 6600 2100
568	-1 0 0 1
569	$EndComp
570	Text Label 7950 1900 0 60 ~ 0
571	A13
572	Text Label 7950 1800 0 60 ~ 0
573	A12
574	Text Label 7950 1700 0 60 ~ 0
575	A11
576	Text Label 7950 1600 0 60 ~ 0
577	A10
578	Text Label 7950 1500 0 60 ~ 0
579	A9
580	Text Label 7950 1400 0 60 ~ 0
581	A8
582	Text Label 7950 1300 0 60 ~ 0
583	A7
584	Text Label 7950 1200 0 60 ~ 0
585	A6
586	Text Label 7950 1100 0 60 ~ 0
587	A5
588	Text Label 7950 1000 0 60 ~ 0
589	A4
590	Text Label 7950 900 0 60 ~ 0
591	A3
592	Text Label 7950 800 0 60 ~ 0
593	A2
594	Text Label 7950 700 0 60 ~ 0
595	A1
596	Text Label 7950 600 0 60 ~ 0
597	A0
598	Text Label 5400 2050 1 60 ~ 0
599	A15
600	Text Label 5400 950 1 60 ~ 0
601	A14
602	Text Label 5500 2050 1 60 ~ 0
603	A13
604	Text Label 5500 950 1 60 ~ 0
605	A12
606	Text Label 5600 2050 1 60 ~ 0
607	A11
608	Text Label 5600 950 1 60 ~ 0
609	A10
610	Text Label 5700 2050 1 60 ~ 0
611	A9
612	Text Label 5700 950 1 60 ~ 0
613	A8
614	Text Label 5800 2050 1 60 ~ 0
615	A7
616	Text Label 5800 950 1 60 ~ 0
617	A6
618	Text Label 5900 2050 1 60 ~ 0
619	A5
620	Text Label 5900 950 1 60 ~ 0
621	A4
622	Text Label 6000 2050 1 60 ~ 0
623	A3
624	Text Label 6000 950 1 60 ~ 0
625	A2
626	Text Label 6100 2050 1 60 ~ 0
627	A1
628	Text Label 6100 950 1 60 ~ 0
629	A0
630	Text Label 1000 5050 0 60 ~ 0
631	D7
632	Text Label 1000 4950 0 60 ~ 0
633	D6
634	Text Label 1000 4850 0 60 ~ 0
635	D5
636	Text Label 1000 4750 0 60 ~ 0
637	D4
638	Text Label 1000 4650 0 60 ~ 0
639	D3
640	Text Label 1000 4550 0 60 ~ 0
641	D2
642	Text Label 1000 4450 0 60 ~ 0
643	D1
644	Text Label 1000 4350 0 60 ~ 0
645	D0
646	Entry Wire Line
647	6500 800 6400 700
648	Entry Wire Line
649	6400 800 6300 700
650	Entry Wire Line
651	6300 800 6200 700
652	Entry Wire Line
653	6200 800 6100 700
654	Text Label 6200 2100 1 60 ~ 0
655	D7
656	Text Label 6300 2100 1 60 ~ 0
657	D5
658	Text Label 6400 2100 1 60 ~ 0
659	D3
660	Text Label 6500 2100 1 60 ~ 0
661	D1
662	Text Label 6200 950 1 60 ~ 0
663	D6
664	Text Label 6300 950 1 60 ~ 0
665	D4
666	Text Label 6400 950 1 60 ~ 0
667	D2
668	Text Label 6500 950 1 60 ~ 0
669	D0
670	$Comp
671	L ramcard-rescue:GND #PWR014
672	U 1 1 4DBBE106
673	P 9300 2400
674	F 0 "#PWR014" H 9300 2400 30 0001 C CNN
675	F 1 "GND" H 9300 2330 30 0001 C CNN
676	F 2 "" H 9300 2400 50 0001 C CNN
677	F 3 "" H 9300 2400 50 0001 C CNN
678	1 9300 2400
679	0 -1 -1 0
680	$EndComp
681	Text GLabel 7400 2100 3 60 Input ~ 0
682	ROMDIS
683	Text Label 9300 1300 0 60 ~ 0
684	D7
685	Text Label 9300 1200 0 60 ~ 0
686	D6
687	Text Label 9300 1100 0 60 ~ 0
688	D5
689	Text Label 9300 1000 0 60 ~ 0
690	D4
691	Text Label 9300 900 0 60 ~ 0
692	D3
693	Text Label 9300 800 0 60 ~ 0
694	D2
695	Text Label 9300 700 0 60 ~ 0
696	D1
697	Text Label 9300 600 0 60 ~ 0
698	D0
699	Text Notes 1600 5050 0 60 ~ 0
700	register
701	Text Notes 3850 2850 0 60 ~ 0
702	ROM activation decoding
703	Text GLabel 9050 3950 2 60 Output ~ 0
704	ROMDIS
705	NoConn ~ 7400 950
706	NoConn ~ 7500 950
707	NoConn ~ 7600 950
708	NoConn ~ 7700 950
709	NoConn ~ 5300 2100
710	NoConn ~ 6700 2100
711	NoConn ~ 7000 2100
712	NoConn ~ 7100 2100
713	NoConn ~ 7200 2100
714	NoConn ~ 7300 2100
715	NoConn ~ 7500 2100
716	NoConn ~ 7600 2100
717	Text Notes 5700 650 2 60 ~ 0
718	\ncpc connector
719	Text Notes 5600 2650 0 60 ~ 0
720	OUT Decoder
721	Text GLabel 5950 2750 0 60 Input ~ 0
722	WR
723	Text GLabel 6900 2150 3 60 Output ~ 0
724	WR
725	$Comp
726	L ramcard-rescue:GND #PWR015
727	U 1 1 4CA89326
728	P 7800 2150
729	F 0 "#PWR015" H 7800 2150 30 0001 C CNN
730	F 1 "GND" H 7800 2080 30 0001 C CNN
731	F 2 "" H 7800 2150 50 0001 C CNN
732	F 3 "" H 7800 2150 50 0001 C CNN
733	1 7800 2150
734	0 -1 -1 0
735	$EndComp
736	Text GLabel 6800 2150 3 60 Output ~ 0
737	IORQ
738	Text GLabel 5950 2950 0 60 Input ~ 0
739	IORQ
740	$Comp
741	L ramcard-rescue:74LS32 U2
742	U 4 1 4CA89162
743	P 6750 2850
744	F 0 "U2" H 6750 2900 60 0000 C CNN
745	F 1 "74LS32" H 6750 2800 60 0000 C CNN
746	F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 6750 2850 50 0001 C CNN
747	F 3 "" H 6750 2850 50 0001 C CNN
748	4 6750 2850
749	1 0 0 -1
750	$EndComp
751	Text GLabel 9050 2750 2 60 Output ~ 0
752	ROMSEL
753	Text GLabel 900 5250 0 60 Input ~ 0
754	ROMSEL
755	$Comp
756	L ramcard-rescue:74LS32 U2
757	U 3 1 4CA89099
758	P 8200 2750
759	F 0 "U2" H 8200 2800 60 0000 C CNN
760	F 1 "74LS32" H 8200 2700 60 0000 C CNN
761	F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8200 2750 50 0001 C CNN
762	F 3 "" H 8200 2750 50 0001 C CNN
763	3 8200 2750
764	1 0 0 -1
765	$EndComp
766	$Comp
767	L ramcard-rescue:GND #PWR016
768	U 1 1 4CA88AFC
769	P 900 5400
770	F 0 "#PWR016" H 900 5400 30 0001 C CNN
771	F 1 "GND" H 900 5330 30 0001 C CNN
772	F 2 "" H 900 5400 50 0001 C CNN
773	F 3 "" H 900 5400 50 0001 C CNN
774	1 900 5400
775	1 0 0 -1
776	$EndComp
777	Text Notes 1150 4200 0 60 ~ 0
778	Current ROM number storage
779	$Comp
780	L ramcard-rescue:74LS32 U2
781	U 1 1 4CA87CE5
782	P 7000 3850
783	F 0 "U2" H 7000 3900 60 0000 C CNN
784	F 1 "74LS32" H 7000 3800 60 0000 C CNN
785	F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 7000 3850 50 0001 C CNN
786	F 3 "" H 7000 3850 50 0001 C CNN
787	1 7000 3850
788	1 0 0 1
789	$EndComp
790	$Comp
791	L ramcard-rescue:C C4
792	U 1 1 4CA87152
793	P 3950 950
794	F 0 "C4" H 4000 1050 50 0000 L CNN
795	F 1 "C" H 4000 850 50 0000 L CNN
796	F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 3950 950 50 0001 C CNN
797	F 3 "" H 3950 950 50 0001 C CNN
798	1 3950 950
799	1 0 0 -1
800	$EndComp
801	$Comp
802	L ramcard-rescue:C C3
803	U 1 1 4CA87151
804	P 3650 950
805	F 0 "C3" H 3700 1050 50 0000 L CNN
806	F 1 "C" H 3700 850 50 0000 L CNN
807	F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 3650 950 50 0001 C CNN
808	F 3 "" H 3650 950 50 0001 C CNN
809	1 3650 950
810	1 0 0 -1
811	$EndComp
812	$Comp
813	L ramcard-rescue:CP1 C5
814	U 1 1 4CA87146
815	P 3300 950
816	F 0 "C5" H 3350 1050 50 0000 L CNN
817	F 1 "CP1" H 3350 850 50 0000 L CNN
818	F 2 "Capacitor_THT:CP_Radial_D5.0mm_P2.50mm" H 3300 950 50 0001 C CNN
819	F 3 "" H 3300 950 50 0001 C CNN
820	1 3300 950
821	1 0 0 -1
822	$EndComp
823	$Comp
824	L ramcard-rescue:CONN_25X2 P1
825	U 1 1 4CA8712F
826	P 6500 1500
827	F 0 "P1" H 6500 2800 60 0000 C CNN
828	F 1 "CONN_25X2" V 6500 1500 50 0000 C CNN
829	F 2 "Connector_IDC:IDC-Header_2x25_P2.54mm_Vertical" H 6500 1500 50 0001 C CNN
830	F 3 "" H 6500 1500 50 0001 C CNN
831	1 6500 1500
832	0 -1 -1 0
833	$EndComp
834	$Comp
835	L ramcard-rescue:C C2
836	U 1 1 4CA870EF
837	P 2950 950
838	F 0 "C2" H 3000 1050 50 0000 L CNN
839	F 1 "C" H 3000 850 50 0000 L CNN
840	F 2 "Capacitor_SMD:C_1206_3216Metric_Pad1.42x1.75mm_HandSolder" H 2950 950 50 0001 C CNN
841	F 3 "" H 2950 950 50 0001 C CNN
842	1 2950 950
843	1 0 0 -1
844	$EndComp
845	$Comp
846	L Device:D D13
847	U 1 1 4CA870AA
848	P 8650 3950
849	F 0 "D13" H 8650 4050 40 0000 C CNN
850	F 1 "DIODE" H 8650 3850 40 0000 C CNN
851	F 2 "Diode_THT:D_A-405_P7.62mm_Horizontal" H 8650 3950 50 0001 C CNN
852	F 3 "" H 8650 3950 50 0001 C CNN
853	1 8650 3950
854	-1 0 0 1
855	$EndComp
856	Wire Wire Line
857	8400 3950 8500 3950
858	Wire Wire Line
859	2700 1750 2900 1750
860	Wire Wire Line
861	3300 1150 2950 1150
862	Wire Wire Line
863	3650 750 3300 750
864	Wire Wire Line
865	3650 1150 3300 1150
866	Wire Wire Line
867	3300 750 2950 750
868	$Comp
869	L 74xx:74LS138 U3
870	U 1 1 5E9AECF6
871	P 1500 3200
872	F 0 "U3" H 1750 3700 50 0000 C CNN
873	F 1 "74LS138" H 1200 3700 50 0000 C CNN
874	F 2 "Package_SO:SOIC-16_3.9x9.9mm_P1.27mm" H 1500 3200 50 0001 C CNN
875	F 3 "http://www.ti.com/lit/gpn/sn74LS138" H 1500 3200 50 0001 C CNN
876	1 1500 3200
877	1 0 0 -1
878	$EndComp
879	Text Label 800 2900 0 60 ~ 0
880	Q0
881	Text Label 800 3000 0 60 ~ 0
882	Q1
883	Text Label 800 3100 0 60 ~ 0
884	Q2
885	Text Label 800 3600 0 60 ~ 0
886	Q3
887	Text Label 800 3500 0 60 ~ 0
888	Q4
889	Wire Wire Line
890	1000 3500 800 3500
891	Wire Wire Line
892	1000 3600 800 3600
893	Wire Wire Line
894	1000 2900 800 2900
895	Wire Wire Line
896	1000 3000 800 3000
897	Wire Wire Line
898	1000 3100 800 3100
899	Wire Wire Line
900	7600 3850 7700 3850
901	$Comp
902	L power:VCC #PWR0101
903	U 1 1 5EA2D764
904	P 800 3400
905	F 0 "#PWR0101" H 800 3500 30 0001 C CNN
906	F 1 "VCC" H 800 3500 30 0000 C CNN
907	F 2 "" H 800 3400 50 0001 C CNN
908	F 3 "" H 800 3400 50 0001 C CNN
909	1 800 3400
910	1 0 0 -1
911	$EndComp
912	Wire Wire Line
913	800 3400 1000 3400
914	$Comp
915	L 74xx:74LS138 U5
916	U 1 1 5EA33331
917	P 4750 3650
918	F 0 "U5" H 5000 4100 50 0000 C CNN
919	F 1 "74LS138" H 4500 4100 50 0000 C CNN
920	F 2 "Package_SO:SOIC-16_3.9x9.9mm_P1.27mm" H 4750 3650 50 0001 C CNN
921	F 3 "http://www.ti.com/lit/gpn/sn74LS138" H 4750 3650 50 0001 C CNN
922	1 4750 3650
923	1 0 0 -1
924	$EndComp
925	Wire Wire Line
926	4100 3350 4250 3350
927	Wire Wire Line
928	4100 3450 4250 3450
929	Wire Wire Line
930	4100 3550 4250 3550
931	Wire Wire Line
932	4100 3950 4250 3950
933	Wire Wire Line
934	4100 4050 4250 4050
935	Text Label 3150 5150 2 60 ~ 0
936	A14
937	$Comp
938	L 74xx:74LS00 U4
939	U 4 1 5EA5E912
940	P 8000 3950
941	F 0 "U4" H 8000 3950 50 0000 C CNN
942	F 1 "74LS00" H 8000 4184 50 0000 C CNN
943	F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 8000 3950 50 0001 C CNN
944	F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 8000 3950 50 0001 C CNN
945	4 8000 3950
946	1 0 0 -1
947	$EndComp
948	$Comp
949	L 74xx:74LS00 U4
950	U 1 1 5EA5E9AD
951	P 3600 5250
952	F 0 "U4" H 3600 5250 50 0000 C CNN
953	F 1 "74LS00" H 3600 5484 50 0000 C CNN
954	F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 3600 5250 50 0001 C CNN
955	F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 3600 5250 50 0001 C CNN
956	1 3600 5250
957	1 0 0 -1
958	$EndComp
959	Wire Wire Line
960	7700 3850 7700 4050
961	Connection ~ 7700 3850
962	$Comp
963	L 74xx:74LS00 U4
964	U 2 1 5EA5EC31
965	P 4400 5250
966	F 0 "U4" H 4400 5250 50 0000 C CNN
967	F 1 "74LS00" H 4400 5484 50 0000 C CNN
968	F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4400 5250 50 0001 C CNN
969	F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 4400 5250 50 0001 C CNN
970	2 4400 5250
971	1 0 0 -1
972	$EndComp
973	Wire Wire Line
974	3900 5250 4100 5250
975	Wire Wire Line
976	4100 5250 4100 5150
977	Wire Wire Line
978	4100 5350 4100 5250
979	Connection ~ 4100 5250
980	Wire Wire Line
981	3150 5150 3300 5150
982	Wire Wire Line
983	3150 5350 3300 5350
984	Wire Wire Line
985	4700 5250 4850 5250
986	Text Label 4850 5250 0 50 ~ 0
987	A14A15
988	Text Label 3950 3850 0 50 ~ 0
989	A14A15
990	$Comp
991	L power:VCC #PWR0102
992	U 1 1 5EA8DD43
993	P 1500 2350
994	F 0 "#PWR0102" H 1500 2450 30 0001 C CNN
995	F 1 "VCC" H 1500 2450 30 0000 C CNN
996	F 2 "" H 1500 2350 50 0001 C CNN
997	F 3 "" H 1500 2350 50 0001 C CNN
998	1 1500 2350
999	1 0 0 -1
1000	$EndComp
1001	$Comp
1002	L power:VCC #PWR0103
1003	U 1 1 5EA8DD82
1004	P 4750 3050
1005	F 0 "#PWR0103" H 4750 3150 30 0001 C CNN
1006	F 1 "VCC" H 4750 3150 30 0000 C CNN
1007	F 2 "" H 4750 3050 50 0001 C CNN
1008	F 3 "" H 4750 3050 50 0001 C CNN
1009	1 4750 3050
1010	1 0 0 -1
1011	$EndComp
1012	Wire Wire Line
1013	1500 2600 1500 2350
1014	$Comp
1015	L ramcard-rescue:GND #PWR0104
1016	U 1 1 5EA99CA6
1017	P 1500 3900
1018	F 0 "#PWR0104" H 1500 3900 30 0001 C CNN
1019	F 1 "GND" H 1500 3830 30 0001 C CNN
1020	F 2 "" H 1500 3900 50 0001 C CNN
1021	F 3 "" H 1500 3900 50 0001 C CNN
1022	1 1500 3900
1023	1 0 0 -1
1024	$EndComp
1025	$Comp
1026	L ramcard-rescue:GND #PWR0105
1027	U 1 1 5EA99D33
1028	P 4750 4500
1029	F 0 "#PWR0105" H 4750 4500 30 0001 C CNN
1030	F 1 "GND" H 4750 4430 30 0001 C CNN
1031	F 2 "" H 4750 4500 50 0001 C CNN
1032	F 3 "" H 4750 4500 50 0001 C CNN
1033	1 4750 4500
1034	1 0 0 -1
1035	$EndComp
1036	Wire Wire Line
1037	4750 4500 4750 4350
1038	Text Notes 2950 4800 0 50 ~ 0
1039	ROM address space access (C000-FFFF) decoding
1040	Text Notes 550 2250 0 50 ~ 0
1041	Disable switches
1042	Text Notes 500 600 0 50 ~ 0
1043	Write protect switch
1044	$Comp
1045	L 74xx:74LS00 U4
1046	U 5 1 5EAC5D80
1047	P 4450 1000
1048	F 0 "U4" H 4680 1046 50 0000 L CNN
1049	F 1 "74LS00" H 4680 955 50 0000 L CNN
1050	F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 4450 1000 50 0001 C CNN
1051	F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 4450 1000 50 0001 C CNN
1052	5 4450 1000
1053	1 0 0 -1
1054	$EndComp
1055	$Comp
1056	L ramcard-rescue:GND #PWR0106
1057	U 1 1 5EAC613B
1058	P 5100 1050
1059	F 0 "#PWR0106" H 5100 1050 30 0001 C CNN
1060	F 1 "GND" H 5100 980 30 0001 C CNN
1061	F 2 "" H 5100 1050 50 0001 C CNN
1062	F 3 "" H 5100 1050 50 0001 C CNN
1063	1 5100 1050
1064	1 0 0 -1
1065	$EndComp
1066	Wire Wire Line
1067	5300 950 5100 950
1068	Wire Wire Line
1069	5100 950 5100 1050
1070	NoConn ~ 2000 3000
1071	NoConn ~ 2000 3100
1072	NoConn ~ 2000 3200
1073	NoConn ~ 2000 3300
1074	NoConn ~ 2000 3400
1075	NoConn ~ 2000 3500
1076	NoConn ~ 5250 3350
1077	NoConn ~ 5250 3450
1078	NoConn ~ 5250 3550
1079	NoConn ~ 5250 3750
1080	NoConn ~ 5250 3850
1081	Wire Wire Line
1082	6000 3650 6000 3950
1083	Wire Wire Line
1084	6400 3950 6000 3950
1085	NoConn ~ 5250 3950
1086	Text Notes 5150 4250 0 50 ~ 0
1087	Use Q7 for ROMs 32-63.
1088	$Comp
1089	L 74xx:74LS00 U4
1090	U 3 1 5E9C8E7F
1091	P 1200 1900
1092	F 0 "U4" H 1200 1900 50 0000 C CNN
1093	F 1 "74LS00" H 1200 2134 50 0000 C CNN
1094	F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 1200 1900 50 0001 C CNN
1095	F 3 "http://www.ti.com/lit/gpn/sn74ls00" H 1200 1900 50 0001 C CNN
1096	3 1200 1900
1097	1 0 0 -1
1098	$EndComp
1099	$Comp
1100	L ramcard-rescue:GND #PWR018
1101	U 1 1 5E9C8FE5
1102	P 700 2000
1103	F 0 "#PWR018" H 700 2000 30 0001 C CNN
1104	F 1 "GND" H 700 1930 30 0001 C CNN
1105	F 2 "" H 700 2000 50 0001 C CNN
1106	F 3 "" H 700 2000 50 0001 C CNN
1107	1 700 2000
1108	1 0 0 -1
1109	$EndComp
1110	Wire Wire Line
1111	700 2000 700 1900
1112	Wire Wire Line
1113	700 1900 900 1900
1114	Wire Wire Line
1115	900 1900 900 2000
1116	Wire Wire Line
1117	900 1900 900 1800
1118	Connection ~ 900 1900
1119	NoConn ~ 1500 1900
1120	$Comp
1121	L Jumper:Jumper_3_Open JP2
1122	U 1 1 5E9DD4D0
1123	P 2500 2900
1124	F 0 "JP2" V 2500 3032 50 0000 C CNN
1125	F 1 "Jumper_3_Open" H 2350 3200 50 0000 C CNN
1126	F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 2500 2900 50 0001 C CNN
1127	F 3 "~" H 2500 2900 50 0001 C CNN
1128	1 2500 2900
1129	1 0 0 -1
1130	$EndComp
1131	$Comp
1132	L Jumper:Jumper_3_Open JP1
1133	U 1 1 5E9DD59C
1134	P 2450 3600
1135	F 0 "JP1" H 2450 3824 50 0000 C CNN
1136	F 1 "Jumper_3_Open" H 2450 3350 50 0000 C CNN
1137	F 2 "Connector_PinHeader_2.54mm:PinHeader_1x03_P2.54mm_Vertical" H 2450 3600 50 0001 C CNN
1138	F 3 "~" H 2450 3600 50 0001 C CNN
1139	1 2450 3600
1140	1 0 0 -1
1141	$EndComp
1142	Wire Wire Line
1143	2500 3050 2800 3050
1144	Wire Wire Line
1145	3300 3150 3300 3050
1146	Wire Wire Line
1147	2450 3750 2750 3750
1148	Wire Wire Line
1149	2700 3600 2700 3350
1150	Wire Wire Line
1151	2750 2900 2750 2600
1152	$Comp
1153	L Device:Jumper_NC_Small JP3
1154	U 1 1 5EA3F157
1155	P 5650 3650
1156	F 0 "JP3" H 5650 3862 50 0000 C CNN
1157	F 1 "Jumper_NC_Small" H 5650 3771 50 0000 C CNN
1158	F 2 "Jumper:SolderJumper-2_P1.3mm_Bridged_RoundedPad1.0x1.5mm" H 5650 3650 50 0001 C CNN
1159	F 3 "~" H 5650 3650 50 0001 C CNN
1160	1 5650 3650
1161	1 0 0 -1
1162	$EndComp
1163	$Comp
1164	L Device:Jumper_NO_Small JP4
1165	U 1 1 5EA3F293
1166	P 5650 4050
1167	F 0 "JP4" H 5650 4235 50 0000 C CNN
1168	F 1 "Jumper_NO_Small" H 5650 4144 50 0000 C CNN
1169	F 2 "Jumper:SolderJumper-2_P1.3mm_Open_RoundedPad1.0x1.5mm" H 5650 4050 50 0001 C CNN
1170	F 3 "~" H 5650 4050 50 0001 C CNN
1171	1 5650 4050
1172	1 0 0 -1
1173	$EndComp
1174	Wire Wire Line
1175	5250 3650 5550 3650
1176	Wire Wire Line
1177	5750 3650 6000 3650
1178	Wire Wire Line
1179	5250 4050 5550 4050
1180	Wire Wire Line
1181	5750 4050 6000 4050
1182	Wire Wire Line
1183	6000 4050 6000 3950
1184	Connection ~ 6000 3950
1185	Wire Wire Line
1186	4450 500 3950 500
1187	Wire Wire Line
1188	3950 500 3950 750
1189	Connection ~ 3950 750
1190	Wire Wire Line
1191	3950 1500 3950 1150
1192	Connection ~ 3950 1150
1193	Wire Wire Line
1194	4250 3850 3950 3850
1195	Text Notes 2850 2850 0 50 ~ 0
1196	All ROMs disabled \nwhen jumper unplugged
1197	Wire Notes Line
1198	500 1500 1650 1500
1199	Wire Notes Line
1200	2800 500 2800 1600
1201	Wire Notes Line
1202	2800 1600 5000 1600
1203	Wire Notes Line
1204	7900 2500 7900 450
1205	Wire Notes Line
1206	5000 2500 9550 2500
1207	Wire Notes Line
1208	2850 4000 2850 5500
1209	Wire Notes Line
1210	1650 1500 1650 2100
1211	Wire Notes Line
1212	3800 2100 3800 4000
1213	Wire Notes Line
1214	500 4000 3800 4000
1215	Wire Notes Line
1216	2850 4700 5250 4700
1217	Wire Notes Line
1218	5000 500 5000 3100
1219	Wire Notes Line
1220	5000 3100 9550 3100
1221	Wire Notes Line
1222	5000 2750 3800 2750
1223	Text Notes 3850 2250 0 50 ~ 0
1224	Reset button
1225	Wire Notes Line
1226	500 2100 5000 2100
1227	Text Notes 500 1600 0 50 ~ 0
1228	Unused gate
1229	Text Notes 2900 600 0 50 ~ 0
1230	Power distribution
1231	Wire Wire Line
1232	4450 1500 3950 1500
1233	Wire Wire Line
1234	2550 1750 2700 1750
1235	Wire Wire Line
1236	8800 3950 9050 3950
1237	Wire Bus Line
1238	6200 800 6500 800
1239	$EndSCHEMATC

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source: avrstuff/CPC stuff/gordon/ramcard.sch@ b20ff77

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