334:("New Info on the Rice Computers") by Melissa Keane has some historical information about the Rice Computer (R1) ("and" the R2 also) and it offers at least one photo (with a link to a larger copy of the photo). It also offers at least one old document – the document dated "1 July 71" can be seen at
121:
register. For memory addressing, seven 16-bit "B-Registers" were used. The program counter was also held in a writable "B-Register". See the table below for conventions and hardware-enforced usage of these registers.
50:, United States. Operating as Rice's primary computer until the middle 1960s, the Rice Institute Computer was decommissioned in 1971. The system initially used
266:
261:
221:
201:
373:
368:
102:
331:
63:
55:
293:"Computers and Data Processors, North America: 6. The Rice Institute, Computer Project, Houston, Texas"
253:
32:
342:
74:
Memory was implemented using a variety of technologies over the lifetime of the R1. Originally a
54:
and semiconductor diodes for its logic circuits; some later peripherals were built in solid-state
114:
335:
75:
59:
35:
239:
39:
362:
98:
79:
38:
built during 1958–1961 (partially operational beginning in 1959) on the campus of
17:
292:
86:
51:
225:
353:
314:
332:
http://ricehistorycorner.com/2012/01/31/new-info-on-the-rice-computers/
97:, the R1 had reached its full 32k word capacity, although the original
94:
43:
315:"Oral-History:Martin Graham - Engineering and Technology History Wiki"
62:. A copy of the machine called OSAGE was built and operated at the
349:. A Third Survey of Domestic Electronic Digital Computing Systems.
90:
47:
118:
83:
336:
http://ricehistorycorner.files.wordpress.com/2012/01/r1-3.jpg
117:, each 54 bits in size, in addition to a constant
31:, also known as the Rice Computer or R1, was a 54-bit
222:"A Brief History of the Rice Computer 1959-1971"
113:The R1 had seven memory-mapped general-purpose
238:(mostly written in 1994, and archived by the
101:memory was soon decommissioned due to falling
8:
254:"On the Advantages of Tagged Architecture"
93:core memory in 1967. Following those two
124:
212:
354:YouTube video "The Completed Computer"
7:
89:was introduced in 1966, followed by
25:
272:from the original on May 23, 2013
282:, section "II.", "PREVIOUS WORK"
252:Feustel, Edward A. (July 1973).
242:on a date indicated in the URL)
262:IEEE Transactions on Computers
1:
202:List of vacuum-tube computers
341:Weik, Martin H. (Mar 1961).
297:Digital Computer Newsletter
390:
156:Universal math register
189:Fast temporary storage
145:Constant zero register
29:Rice Institute Computer
64:University of Oklahoma
58:. It was designed by
56:emitter-coupled logic
303:(2): 9–10. Apr 1960.
228:on February 24, 2008
115:processor registers
33:tagged architecture
343:"RICE UNIVERSITY"
193:
192:
18:Rice Institute R1
16:(Redirected from
381:
350:
319:
318:
311:
305:
304:
289:
283:
281:
279:
277:
271:
258:
249:
243:
237:
235:
233:
224:. Archived from
220:Thornton, Adam.
217:
125:
105:in its old age.
76:cathode ray tube
60:Martin H. Graham
36:digital computer
21:
389:
388:
384:
383:
382:
380:
379:
378:
374:Rice University
369:Early computers
359:
358:
340:
327:
322:
313:
312:
308:
291:
290:
286:
275:
273:
269:
256:
251:
250:
246:
240:Wayback Machine
231:
229:
219:
218:
214:
210:
198:
111:
72:
40:Rice University
23:
22:
15:
12:
11:
5:
387:
385:
377:
376:
371:
361:
360:
357:
356:
351:
338:
326:
325:External links
323:
321:
320:
306:
284:
244:
211:
209:
206:
205:
204:
197:
194:
191:
190:
187:
184:
180:
179:
176:
173:
169:
168:
165:
162:
158:
157:
154:
151:
147:
146:
143:
140:
136:
135:
132:
129:
110:
107:
71:
68:
24:
14:
13:
10:
9:
6:
4:
3:
2:
386:
375:
372:
370:
367:
366:
364:
355:
352:
348:
347:ed-thelen.org
344:
339:
337:
333:
329:
328:
324:
316:
310:
307:
302:
298:
294:
288:
285:
268:
264:
263:
255:
248:
245:
241:
227:
223:
216:
213:
207:
203:
200:
199:
195:
188:
185:
182:
181:
177:
174:
171:
170:
166:
163:
160:
159:
155:
152:
149:
148:
144:
141:
138:
137:
133:
131:Abbreviation
130:
127:
126:
123:
120:
116:
108:
106:
104:
100:
99:electrostatic
96:
92:
88:
85:
81:
80:Williams tube
77:
69:
67:
65:
61:
57:
53:
49:
45:
41:
37:
34:
30:
19:
346:
330:An entry at
309:
300:
296:
287:
274:. Retrieved
260:
247:
230:. Retrieved
226:the original
215:
112:
109:Architecture
73:
52:vacuum tubes
28:
26:
276:January 21,
265:: 644–656.
232:January 31,
103:reliability
87:core memory
363:Categories
208:References
167:Remainder
82:" array,
267:Archived
196:See also
178:Storage
128:Address
95:upgrades
44:Houston
186:T4–T7
134:Usage
70:Memory
270:(PDF)
257:(PDF)
91:Ampex
48:Texas
278:2013
234:2013
183:4–7
119:zero
78:or "
27:The
84:RCA
365::
345:.
301:12
299:.
295:.
259:.
175:S
172:3
164:R
161:2
153:U
150:1
142:0
139:0
66:.
46:,
42:,
317:.
280:.
236:.
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.