VIC068A-GI Cypress Semiconductor, VIC068A-GI Datasheet

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VIC068A-GI

Manufacturer Part Number
VIC068A-GI
Description
VMEbus Interface Controller
Manufacturer
Cypress Semiconductor
Datasheet

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VIC068A-GI
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VTC
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Features
Cypress Semiconductor Corporation
• Complete VMEbus interface controller and arbiter
• Complete master/slave capability
• Interleaved block transfers over VMEbus
• Arbitration support
• Interrupt support
— 58 internal registers provide configuration control
— Drives arbitration, interrupt, address modifier utility,
— Direct connection to 68xxx family and mappable to
— Supports read, write, write posting, and block trans-
— Accommodates VMEbus timing requirements with
— Programmable metastability delay
— Programmable data acquisition delays
— Provides timeout timers for local bus and VMEbus
— Acts as DMA master on local bus
— Programmable burst count, transfer length, and in-
— Supports local module-based DMA
— Supports single-level, priority and round robin arbi-
— Supports fair request option as requester
— Complete support for the VMEbus interrupts: inter-
and status of VMEbus and local operations
strobe, address lines A07 through A01 and data lines
D07 through D00 directly, and provides signals for
control logic to drive remaining address and data
lines
non-68xxx processors
fers
internal digital delay line (
transactions
terleaved period interval
tration
rupter and interrupt handler
1
2
-clock granularity)
3901 North First Street
Functional Description
The VMEbus interface controller (VIC068A) is a single chip
designed to minimize the cost and board area requirements
and to maximize performance of the VMEbus interface of a
VMEbus master/slave module. This can be implemented on
VIC068A either an 8-bit, 16-bit, or 32-bit VMEbus system. The
VIC068A performs all VMEbus system controller functions
plus many others, which simplify the development of
VIC068Aa VMEbus interface. The VIC068A utilizes patented
on-chip output buffers. These CMOS high-drive buffers pro-
vide direct connection to the address and data lines. In addi-
tion to these signals, the VIC068A connects directly to the ar-
bitration, interrupt, address modifier, utility and strobe lines.
Signals are provided which control data direction and latch
functions needed for a 32-bit implementation.
The VIC068A was developed through the efforts of a consor-
tium of board vendors, under the auspices of the VMEbus In-
ternational Trade Association (VITA). The VIC068A thus in-
sures compatibility between boards designed by different
manufacturers.
• Miscellaneous features
• See the VMEbus Interface Handbook for more informa-
tion
— Seven local interrupt lines
— 8-level interrupt priority encode
— Total of 29 interrupts mapped through the VIC068A
— Refresh option for local DRAM
— Four broadcast location monitors
— Four module-specific location monitors
— Eight interprocessor communications registers
— PGA or QFP packages
— Compatible with IEEE Specification 1014, Rev. C
— Supports RMC operations
VMEbus Interface Controller
San Jose
December 1990 - Revised July 23, 1997
CA 95134
VIC068A
408-943-2600

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VIC068A-GI Summary of contents

Page 1

... These CMOS high-drive buffers pro- vide direct connection to the address and data lines. In addi- tion to these signals, the VIC068A connects directly to the ar- bitration, interrupt, address modifier, utility and strobe lines. Signals are provided which control data direction and latch functions needed for a 32-bit implementation ...

Page 2

... IACKOUT* SYSFAIL* SYSRESET* DTACK* IACKIN* IACK* AM0 GND AS* AM1 GND AM2 AM3 VCC LWORD* AM4 BERR* WRITE* AM5 BR2* DS1* DS0* BBSY* BR1* BR0* BGOUT1* BGIN2* BGIN0* BR3* GND GND BGOUT0* BGIN3* BGIN1* BCLR* D02 BGOUT3* BGOUT2* SYSCLK GND VIC068A–1 ...

Page 3

... LEDO 108 DDIR 107 UWDENIN* 106 GND 105 LWDENIN* 104 DENO* 103 SWDEN* 102 ISOBE* 101 VCC 100 GND 99 D07 98 D06 97 D05 96 D04 95 VCC 94 D03 93 D02 92 D01 91 D00 90 BGOUT3* 89 GND 88 BGOUT2* 87 BGOUT1* 86 BGOUT0* 85 SYSCLK 84 BGIN3* 83 BGIN2* 82 GND 81 GND VIC068A–2 ...

Page 4

... LADO 102 LADI LEDI 101 100 VCC 99 LEDO 98 DDIR 97 UWDENIN* GND 96 LWDENIN DENO* 93 SWDEN* 92 ISOBE* 91 VCC GND 90 D07 89 88 D06 87 D05 86 D04 85 VCC D03 84 D02 83 D01 82 D00 81 80 BGOUT3* 79 GND BGOUT2* 78 BGOUT1* 77 BGOUT0 SYSCLK 74 BGIN3* BGIN2* 73 VIC068A–3 ...

Page 5

... VIC068A ...

Page 6

... VIC068A on 68030 Board 512/256K X 36 DRAM 32 Latching Transceivers LD0 –LD31 68030 LA0 –LA 31 Map Decoder DRAM I/O FCT 245 ISOBE* FCT 245 FCT FCT FCT 543 543 543 A31–A24 A23–16 A15–A08 512/256K X 36 DRAM Address 32 Mux Latching Transceivers Parity Check ...

Page 7

... Theory of Operation The VIC068A is an interface between a local CPU bus and the VMEbus. The local bus interface of the VIC068A emulates Mo- torola’s family of 32-bit CISC processor interfaces. Other pro- cessors can easily be adapted to interface to the VIC068A using the appropriate logic. Resetting the VIC068A ...

Page 8

... VMEbus interrupts, seven local interrupts, five VIC068A er- ror/status interrupts, and eight interprocessor communication interrupts. The VIC068A can be configured to act as handler for any of the seven VMEbus interrupts. The VIC068A can generate the seven VMEbus interrupts as well as supplying a user-defined status/ID vector. The local priority level (IPL) for VMEbus inter- rupts is programmable ...

Page 9

... SWDEN LEDI LWDENIN* LD0 –LD15 A B LD6 –D15 '245 ISOBE* EN LD0 –LD7 LA0 –LA7 10% 5V 10% 9 VIC068A CEBA* '543 LEBA* OEBA VMEbus A8 –A31 OEAB* ABEN* LEAB* LADO CEAB* CEBA* '543 LEBA* OEBA* LE ...

Page 10

... VIC068A-BC B144 145-Pin Plastic Pin Grid Array VIC068A-GC G145 145-Pin Ceramic Pin Grid Array VIC068A-NC N160 160-Lead Plastic Quad Flatpack VIC068A-GI G145 145-Pin Ceramic Pin Grid Array VIC068A-GMB G145 145-Pin Ceramic Pin Grid Array VIC068A-UM U162 160-Lead Ceramic Quad Flatpack VIC068A-UMB ...

Page 11

... Package Diagrams 144-Pin Thin Quad Flat Pack A144 11 VIC068A ...

Page 12

... Package Diagrams (continued) 145-Pin Plastic Grid Array (CavityUp) B144 12 VIC068A ...

Page 13

... Package Diagrams (continued) 145-Pin Grid Array (Cavity Up) G145 13 VIC068A ...

Page 14

... The inclusion of Cypress Semiconductor products in life-support systems application implies that the manufacturer assumes all risk of such use and in doing so indemnifies Cypress Semiconductor against all charges. 160-Lead Plastic Quad Flatpack N160 VIC068A ...

Page 15

... Package Diagrams (continued) 160-Lead Ceramic Quad Flatpack U162 15 VIC068A ...

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