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VAXBI bus

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connector; depending on the backplane design, cards can be loaded from the top or the front side of the backplane. No cable connections are permitted on the cards; all connections are made via three uncommitted rows of backplane connectors. Similarly, no configuration jumpers are permitted on the
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that are required. The portion of the card that is reserved for the bus interface is referred to as "the VAXBI corner". VAXBI licensees were given the appropriate engineering drawings to allow them to exactly replicate a compliant card.
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bus, it was forced to be a tightly licensed bus by Digital's marketing and management, and was not nearly as successful as had originally been hoped-for.
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All of the logic required to implement a VAXBI interface is contained within a single custom integrated circuit (the "BIIC") and the physical layout and
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of the topic and provide significant coverage of it beyond a mere trivial mention. If notability cannot be shown, the article is likely to be
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Interfaces are listed by their speed in the (roughly) ascending order, so the interface at the end of each section should be the fastest.
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but has 32-bit address and data paths. The VAXBI is a multiplexed bus with fully distributed arbitration and geographic addressing.
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cards; all setup is done by jumpers inserted on the backplane connectors or via software configuration.
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implementation (the PDP-11/27) was envisioned but never advanced beyond the concept stage.
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The bus is an advanced, configuration-free synchronous bus used on DEC's later
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is tightly specified, right down to the location of the dual amber status
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Please help to demonstrate the notability of the topic by citing
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January 1986. 464:(82xx, 83xx, 85xx, 87xx, 88xx models) and the 2297: 1321: 554: 347:memory card with VAXBI interface highlighted. 50:Learn how and when to remove these messages 2304: 2290: 1378: 1328: 1314: 561: 547: 279:Learn how and when to remove this message 261:Learn how and when to remove this message 159:Learn how and when to remove this message 493: 393: 381: 338: 516: 2315: 1309: 542: 2263: 2244: 1937:Digital Storage Systems Interconnect 199:adding citations to reliable sources 170: 56: 15: 2011:Dynamically Redefined Character Set 13: 1957:Synchronous Backplane Interconnect 398:Ethernet and tape drive controller 14: 2344: 437:VAXBI expansion cards mount into 31:This article has multiple issues. 2243: 2234: 2233: 2224: 2223: 1292: 1291: 175: 61: 20: 2151:Maintenance Operations Protocol 186:needs additional citations for 39:or discuss these issues on the 1: 2041:Mass Storage Control Protocol 1337:Digital Equipment Corporation 886:Intel Ultra Path Interconnect 510:Digital Equipment Corporation 502:VAXBI System Reference Manual 486: 373:Digital Equipment Corporation 324:Digital Equipment Corporation 2276:. You can help Knowledge by 2131:Digital Federal Credit Union 1353:(founder and CEO, 1957–1992) 864:Intel QuickPath Interconnect 854:Direct Media Interface (DMI) 74:general notability guideline 7: 2175:Sequence and Batch Language 2136:Dynamic debugging technique 307:; 38 years ago 10: 2349: 2262: 2166:Record Management Services 1952:Standard Disk Interconnect 849:Compute Express Link (CXL) 81:reliable secondary sources 70:The topic of this article 2219: 2200:The Ultimate Entrepreneur 2084: 1980: 1927: 1871: 1816: 1704: 1564: 1539: 1484: 1432: 1403: 1387: 1376: 1343: 1285: 1244: 1223: 1172: 1086:IEEE-1284 (parallel port) 1008: 1001:logical device interface) 904: 656: 590: 525:VAXBI Designer's Notebook 371:designed and sold by the 329: 319: 301: 296: 72:may not meet Knowledge's 1863:DIGITAL Command Language 468:systems and also on the 297:VAX Bus Interconnect bus 2189:Systems Research Center 2184:System Reference Manual 2272:-related article is a 2156:On-line Debugging Tool 648:List of bus bandwidths 399: 391: 377:Maynard, Massachusetts 348: 425:layout for compliant 397: 385: 342: 2146:Local Area Transport 1904:National Replacement 1091:IEEE-1394 (FireWire) 829:PCI Extended (PCI-X) 423:printed wiring board 406:computers. Like the 195:improve this article 2006:Digital Linear Tape 1365:(VP of engineering) 932:Parallel ATA (PATA) 414:before it, it uses 293: 2333:Minicomputer stubs 2229:Computers template 839:PCI Express (PCIe) 456:It is used in the 400: 392: 349: 291: 76: 2285: 2284: 2257: 2256: 1560: 1559: 1303: 1302: 1289: 1016:Apple Desktop Bus 993:PCI Express (via 952:Serial ATA (SATA) 638:Network on a chip 416:memory-mapped I/O 337: 336: 289: 288: 281: 271: 270: 263: 245: 169: 168: 161: 143: 71: 54: 2340: 2306: 2299: 2292: 2264: 2247: 2246: 2237: 2236: 2227: 2226: 2021:Flip-Chip module 1914:Special Graphics 1401: 1400: 1382: 1371:(CEO, 1992–1998) 1330: 1323: 1316: 1307: 1306: 1295: 1294: 1287: 749:HP Precision Bus 563: 556: 549: 540: 539: 533: 532: 530: 520: 514: 513: 512:. 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Module 2069: 2067: 2064: 2062: 2059: 2057: 2054: 2052: 2049: 2047: 2044: 2042: 2039: 2037: 2034: 2032: 2029: 2027: 2024: 2022: 2019: 2017: 2014: 2012: 2009: 2007: 2004: 2002: 1999: 1997: 1994: 1992: 1989: 1988: 1986: 1984: 1979: 1973: 1970: 1968: 1965: 1963: 1960: 1958: 1955: 1953: 1950: 1948: 1945: 1943: 1940: 1938: 1935: 1934: 1932: 1930: 1929:Bus standards 1926: 1920: 1917: 1915: 1912: 1910: 1907: 1905: 1902: 1900: 1897: 1894: 1891: 1888: 1885: 1882: 1879: 1878: 1876: 1874: 1870: 1864: 1861: 1859: 1856: 1854: 1851: 1849: 1846: 1844: 1841: 1839: 1836: 1834: 1831: 1829: 1826: 1825: 1823: 1821: 1815: 1809: 1806: 1804: 1801: 1799: 1796: 1794: 1791: 1789: 1786: 1784: 1781: 1779: 1776: 1772: 1769: 1768: 1767: 1764: 1762: 1759: 1757: 1754: 1752: 1749: 1747: 1744: 1742: 1739: 1737: 1734: 1732: 1729: 1727: 1724: 1722: 1719: 1717: 1714: 1713: 1711: 1709: 1703: 1697: 1694: 1691: 1688: 1685: 1682: 1679: 1676: 1673: 1670: 1668: 1665: 1663: 1660: 1657: 1654: 1652: 1649: 1647: 1644: 1641: 1638: 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PCIe 1157: 1155: 1152: 1150: 1147: 1145: 1142: 1140: 1139:Parallel SCSI 1137: 1135: 1132: 1130: 1127: 1125: 1122: 1119: 1115: 1111: 1107: 1104: 1102: 1099: 1097: 1094: 1092: 1089: 1087: 1084: 1082: 1079: 1077: 1074: 1072: 1069: 1067: 1064: 1062: 1059: 1057: 1054: 1052: 1049: 1047: 1044: 1042: 1039: 1037: 1034: 1032: 1031:Commodore bus 1029: 1027: 1024: 1022: 1019: 1017: 1014: 1013: 1011: 1007: 1000: 996: 992: 990: 987: 985: 982: 980: 979:Fibre Channel 977: 975: 972: 968: 965: 963: 960: 959: 958: 955: 953: 950: 948: 945: 943: 940: 938: 935: 933: 930: 928: 925: 923: 920: 918: 915: 913: 910: 909: 907: 903: 897: 894: 892: 889: 887: 884: 880: 877: 876: 875: 872: 870: 867: 865: 862: 860: 857: 855: 852: 850: 847: 845: 842: 840: 837: 835: 832: 830: 827: 825: 822: 820: 817: 815: 812: 810: 807: 805: 802: 800: 797: 795: 792: 790: 787: 785: 782: 780: 777: 775: 772: 770: 767: 765: 762: 760: 757: 755: 752: 750: 747: 745: 742: 740: 737: 735: 732: 730: 727: 725: 722: 720: 717: 715: 712: 710: 707: 705: 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17: 2328:DEC hardware 2278:expanding it 2270:minicomputer 2267: 2259: 2198: 2106: 2066:Star coupler 1971: 1962:TURBOchannel 1808:Digital UNIX 1359:(co-founder) 784:TURBOchannel 683: 574: 524: 518: 501: 495: 478: 472:R3000 based 455: 448: 436: 420: 401: 369:computer bus 364: 363:nterconnect 360: 356: 352: 350: 302:Year created 275: 257: 248: 238: 231: 224: 217: 205: 193:Please help 188:verification 185: 155: 146: 136: 129: 122: 115: 103: 47: 40: 34: 33:Please help 30: 1818:Programming 1531:Alpha 21464 1526:Alpha 21364 1521:Alpha 21264 1511:Alpha 21164 1494:Alpha 21064 1363:Gordon Bell 1257:CoreConnect 1236:ExpressCard 1164:Thunderbolt 1154:Camera Link 937:Bus and Tag 623:Address bus 618:Control bus 613:Daisy chain 210:"VAXBI bus" 108:"VAXBI bus" 85:independent 2317:Categories 2124:HP-Interex 1547:MicroPRISM 1396:processors 1344:Key people 1110:ACCESS.bus 1009:Peripheral 809:InfiniBand 804:HP GSC bus 598:System bus 487:References 439:backplanes 386:VAX BI to 320:Created by 221:newspapers 119:newspapers 93:redirected 36:improve it 2097:AltaVista 2001:DECwriter 1972:VAXBI bus 1919:Technical 1895:(Turkish) 1858:VAX MACRO 1820:languages 1706:Operating 1588:VT50/VT52 1568:terminals 1552:StrongARM 1351:Ken Olsen 1071:Lightning 1021:Atari SIO 896:SpaceWire 729:Zorro III 669:S-100 bus 664:SS-50 bus 657:Standards 577:standards 570:Technical 474:DECsystem 375:(DEC) of 353:VAXBI bus 292:VAXBI bus 83:that are 42:talk page 2239:Category 2108:CPU Wars 2026:Gold key 1983:hardware 1909:RADIX 50 1848:MACRO-11 1843:MACRO-10 1566:Computer 1297:Category 1272:Wishbone 1245:Embedded 1224:Portable 1144:Profibus 1076:DMX512-A 962:Parallel 814:Ethernet 724:Zorro II 674:Multibus 575:de facto 466:VAX 9000 462:VAX 8000 458:VAX 6000 441:using a 390:adapter. 2249:Commons 2161:PALcode 2046:PALcode 2016:Firefly 1996:DECtape 1991:DECtalk 1942:Massbus 1889:(Greek) 1828:BASIC-8 1788:VAX/VMS 1783:TOPS-20 1731:TOPS-10 1708:systems 1515:21164PC 1277:SLIMbus 1231:PC Card 1215:TOSLINK 905:Storage 859:RapidIO 739:FASTBUS 694:STD Bus 591:General 367:) is a 310: ( 235:scholar 133:scholar 97:deleted 2194:TD/SMP 2114:DECnet 2102:Compaq 1981:Other 1967:Unibus 1899:Hebrew 1798:Ultrix 1793:VAXELN 1778:DSM-11 1766:RSX-11 1761:RSTS/E 1751:DOS-11 1736:RSX-15 1721:4K DMS 1716:DECsys 1692:(1994) 1686:(1993) 1680:(1990) 1678:VT1000 1674:(1990) 1658:(1987) 1642:(1983) 1606:(1978) 1590:(1975) 1584:(1972) 1578:(1970) 1469:Mariah 1412:LSI-11 1405:PDP-11 1210:S/PDIF 1101:1-Wire 1066:RS-485 1061:RS-423 1056:RS-422 1051:RS-232 912:ST-506 869:NVLink 719:STEbus 679:Unibus 481:PDP-11 408:Unibus 388:Unibus 237:  230:  223:  216:  208:  135:  128:  121:  114:  106:  89:merged 2268:This 2211:WPS-8 2206:VT640 2179:Sixel 2171:ReGIS 2141:FX!32 2119:DECUS 2092:AdvFS 2036:LK421 2031:LK201 1947:Q-Bus 1853:MUMPS 1838:FOCAL 1833:DIBOL 1756:RT-11 1741:TSS/8 1696:VT525 1690:VT520 1684:VT510 1672:VT420 1667:VT340 1662:VT330 1656:VT320 1651:VT241 1646:VT240 1640:VT220 1635:VT180 1630:VT131 1625:VT105 1620:VT103 1615:VT102 1610:VT101 1604:VT100 1540:Other 1504:21068 1499:21066 1486:Alpha 1464:Rigel 1205:McASP 1173:Audio 1118:SMBus 1114:PMBus 1096:UNI/O 1036:HP-IL 989:SATAe 974:ESCON 947:HIPPI 779:NuBus 734:CAMAC 704:Q-Bus 699:SMBus 684:VAXBI 581:wired 529:(PDF) 506:(PDF) 427:cards 412:Q-Bus 357:VAX B 305:~1986 242:JSTOR 228:books 140:JSTOR 126:books 95:, or 2274:stub 2076:TU81 2061:RL02 2056:RK05 2051:RA90 1803:MICA 1746:OS/8 1599:VT62 1594:VT55 1582:GT40 1576:VT05 1476:NVAX 1452:CVAX 1442:V-11 1424:J-11 1419:T-11 1415:F-11 1262:AMBA 1200:MADI 1185:AES3 1046:MIDI 999:NVMe 995:AHCI 957:SCSI 942:DSSI 917:ESDI 794:SBus 754:EISA 689:MBus 579:for 572:and 470:MIPS 451:open 431:LEDs 410:and 351:The 343:VAX 312:1986 214:news 112:news 1771:IAS 1726:COS 1457:SOC 1434:VAX 1266:AXI 1195:I²S 1149:USB 1134:D²B 1129:SPI 1124:I3C 1106:I²C 1041:HIL 1026:DCB 997:or 984:SSA 967:SAS 927:SMD 922:IPI 844:AGP 834:PXI 824:PCI 819:UPA 799:VLB 789:MCA 774:VPX 769:VXS 764:VXI 759:VME 744:LPC 714:ISA 443:ZIF 404:VAX 365:bus 359:us 345:ECC 197:by 2319:: 1116:, 1112:, 508:. 479:A 460:, 379:. 333:32 91:, 45:. 2305:e 2298:t 2291:v 2280:. 1517:) 1513:( 1393:, 1329:e 1322:t 1315:v 1268:) 1264:( 1120:) 1108:( 562:e 555:t 548:v 361:I 355:( 314:) 282:) 276:( 264:) 258:( 253:) 249:( 239:· 232:· 225:· 218:· 191:. 162:) 156:( 151:) 147:( 137:· 130:· 123:· 116:· 99:. 77:. 52:) 48:(

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Digital Equipment Corporation

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