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Summary of Contents for VMEBUS

Page 1: ...CONVEX VMEBUS CONFIGURATION GUIDE Document No 081 013530 000 First Edition Rev 1 September 23 1991 CONVEX Computer Corporation Richardson Texas USA...

Page 2: ...CORPORATION CONVEX THE EQUIPMENT DESCRIBED HEREIN IS PROVIDED AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMifED to THE IMPLIED WARRANTIES OF MERCHANTABILITY AND...

Page 3: ...The total number of windows used per VIOP must not be greater than 1024 This is the total of both VMEbuses and the VIOP Each VIOP has its own local memory of 512K bytes This memory will be lJSed by E...

Page 4: ...4 4096 byte windows which are programmed by the CCU to access main memory through the PBUS The hardware that implements these 1 1 windows converts CCU internal read write requests Crom the CCU micropr...

Page 5: ...s card cage to the VIOP The VIOP is based on the Motorola 68020 micro processor with 512Kbytes of fast local memory The VIOP contains a cache that acts as a buffer between the VMEbuses and the Pbus Th...

Page 6: ...upported Unaligned data transfers are also not supported Convex VMEbus transfers will be either single byte as in byte zero byte one etc or word zero and word one or longword Convex VMEbuses will not...

Page 7: ...controller on the VMEbus starts a OMA that controller must drive the address modifier to the VBCU Convex VMEbus ONLY support the standard VMEbus address modifiers listed below 1 When the 68020 Micro P...

Page 8: ...d product Special Systems designs and builds to Customer requirements For that reasons standard guidelines for product development and release may not be observed Address space in the short address sp...

Page 9: ...r Service Guide Addendum 081 000199 202 DHW 055a UltraNet Interface Service Guide 081 001630 000 DHW 049 FDDI Interface Service Guide 081 012630 000 DHW 275 Async Printer Controller User s Guide 081 0...

Page 10: ...e flexible in the address range Some are very limited ie although the short address space uses the address bits 15 0 some controller are configurable to only our addresses out oC the possible 32K addr...

Page 11: ...d to that VIOP In most applications the required number of windows is much less than 512 per controller The total number of windows required for all controllers installed in the two VMEbuses plus the...

Page 12: ...080 3 34 14 Convex VBTC Tape OxlOCO 4 34 14 Ultra Network Interface Ox7740 7 512 54 Convex VASYNC Printer OxUOO 7 18 14 Convex VASYNC Printer Ox1120 6 18 14 IKON Hyperchannel Ox2000 1 1 1 IKON Hyperch...

Page 13: ...pt options Conflicts will occur if two controllers are located at the same interrupt level Each Controller in a Convex VMEbus must be assigned to a UNIQUE interrupt level There is also a correlation b...

Page 14: ...upt rvnP l P VP 1 SMD Disk DKC 204 1to3 ESDI Disk DKC 203 1to4 Ethernet ETH 202 7 to 4 VTape MTC 201 3 to 6 UltraNet ULT 201 7 to 4 VAsync Printer ACM 201 7 to 6 SCSI Host Adpt MTC 202 1to4 FDDI LAN 2...

Page 15: ...r OxlOeO TO OxlOIJ Available address space OxllOO Controller 1 Convex Vasync Communication printer Controller Oxl120 Controller 1 Convex Vasync Communication printer Controller Oxl140 TO 5FFF Availabl...

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