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Technical Reference

APA-1460 SlimSCSI

PCMCIA-to-SCSI Host Adapter

Summary of Contents for SlimSCSI APA-1460

Page 1: ...Technical Reference APA 1460 SlimSCSI PCMCIA to SCSI Host Adapter R...

Page 2: ...South Milpitas Boulevard Milpitas CA 95035 Copyright 1994 Adaptec Inc All rights reserved Adaptec and the Adaptec logo are registered trademarks of Adaptec Inc Printed in Singapore STOCK NO 510671 00...

Page 3: ...Spec Number 492966 00 Current Date 8 22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

Page 4: ...his document to assure its accuracy Adaptec Inc assumes no liability resulting from errors or omissions in this document or from the use of the information contained herein Adaptec reserves the right...

Page 5: ...equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Move the equipment away from the rece...

Page 6: ...ev A Page Front Matter iv Print Spec Number 492966 00 Current Date 8 22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAA...

Page 7: ...Overview 1 3 Features 1 3 Related Documents 1 4 2 Conformance to Industry Specifications About This Chapter 2 1 Conformance to PCMCIA Standards 2 3 Conformance to SCSI Standards 2 3 3 Product Specific...

Page 8: ...A A A A A A A A A A A A A 5 Functional Specification About This Chapter 5 1 Functional Specification 5 3 PCMCIA Attribute Memory Space 5 3 APA 1460 CIS 5 3 Configuration Option Register 5 4 APA 1460 I...

Page 9: ...Chapter 2 Conformance to Industry Specifications explains how the APA 1460 conforms to PCMCIA and SCSI standards Chapter 3 Product Specifications lists electrical and mechanical specifications for th...

Page 10: ...22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A SMALL C...

Page 11: ...AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A 1 Introduction About This Chapter Read this...

Page 12: ...0 Rev A Page 1 2 Print Spec Number 492966 00 Rev A Current Date 8 22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAA...

Page 13: ...actor and it is also supported on some desktop platforms SCSI is a well known and widely accepted peripheral interface bus standard Most CD ROMs and many high performance high capacity hard disks and...

Page 14: ...nds ASPI Advanced SCSI Programming Interface compatibility Hardware compatibility with a wide range of PCMCIA platforms current software is compatible with x86 platforms Related Documents In several c...

Page 15: ...4 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A 2 Conformance to Industry Sp...

Page 16: ...0 Rev A Page 2 2 Print Spec Number 492966 00 Rev A Current Date 8 22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAA...

Page 17: ...factor of a standard Type II card When the APA 1460 Cable is plugged into the APA 1460 Card the combination most closely resembles a Type II Extended product with regard to key physical dimensions Fun...

Page 18: ...AAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A APA 1460 SlimSCSI Technical Reference ASPI compatibility is another key aspect of the APA 1460 s compliance with industry standards for SCSI ASPI is a s...

Page 19: ...te 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A 3 Product Specifica...

Page 20: ...0 Rev A Page 3 2 Print Spec Number 492966 00 Rev A Current Date 8 22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAA...

Page 21: ...pecification ANSI X3 131 1986 Transfer Rate Up to10 MBytes sec synchronous mode Fast SCSI Data Format 8 bit with parity Termination Active Termination Power Not provided causes excessive battery drain...

Page 22: ...ices to the APA 1460 The APA 1460 comes with either a high density or low density 50 pin SCSI 2 compatible connector on the Cable To connect more than one device daisy chain the additional devices to...

Page 23: ...CN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A 4 Connector Pi...

Page 24: ...0 Rev A Page 4 2 Print Spec Number 492966 00 Rev A Current Date 8 22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAA...

Page 25: ...AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A Connectors PCMCIA 68 pin Bus Interface Connector The following table gives the pinout for the PCMCIA 68 pin bus interface connector...

Page 26: ...face Connector Pinout Signal Name Pin Pin Signal Name GND 1 35 GND D3 2 36 CD1 D4 3 37 D11 D5 4 38 D12 D6 5 39 D13 D7 6 40 D14 CE1 7 41 D15 A10 8 42 CE2 OE 9 43 N C RFSH A11 10 44 IORD A9 11 45 IOWR A...

Page 27: ...TERMPWR is not connected in the APA 1460 Cable and thereby the APA 1460 does not provide termination power to the external device There is a drain wire in the APA 1460 Cable which electrically connec...

Page 28: ...d on the APA 1460 Card and the mating male connector on the APA 1460 Cable The signals themselves cor respond to the SCSI signals of the same names as shown on page 4 5 SCSI 50 pin Shielded Connector...

Page 29: ...AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A 5 Functional Specification Abou...

Page 30: ...0 Rev A Page 5 2 Print Spec Number 492966 00 Rev A Current Date 8 22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAA...

Page 31: ...ctions Both memory typically read only and memory mapped registers reside in this space The APA 1460 decoding of the Attribute Memory Space is shown in the table below The Attribute Memory ROM includi...

Page 32: ...power up PCMCIA cards do not respond to I O cycles only memory cycles Attribute Memory Space cycles It is necessary to write a value to the APA 1460 Configu ration Option Register in order to enable...

Page 33: ...Check the AIC 6360 Data Book for port definitions Special purpose port Port B 35Bh or 15Bh write only Common Memory Common Memory is not applicable for the APA 1460 1 In the PCMCIA Specification this...

Page 34: ...tes ranging from 0000h to 1FFFh Inter nally an EEPROM is used to meet design requirements During the Attribute Memory Read cycle there is no difference from reading regular memory During the write cyc...

Page 35: ...host computer battery power a special power down mode is incorporated into the design There are two steps to power down the card first set bit 7 of DMACNTRL1 register to put the AIC 6360 in Sleep Mode...

Page 36: ...0 Rev A Page 5 8 Print Spec Number 492966 00 Rev A Current Date 8 22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAA...

Page 37: ...ce that communicates with the ASPI manager The EZ SCSI ASPI modules are aspidisk and aspicd Asynchronous Data Transfer A method of transferring data over the SCSI bus In an asynchronous data transfer...

Page 38: ...target releases control of the SCSI bus allowing the bus to go to the Bus Free phase Reconnect occurs when a target selects an initiator to con tinue an operation after a disconnect This features all...

Page 39: ...of the computer s Central Pro cessing Unit CPU ISA Industry Standard Architecture The type of computer bus used in most computers An ISA bus enables expansion devices such as network cards video adapt...

Page 40: ...and optimally allocate sys tem resources such as memory I O ports IRQ and DMA channels between Plug and Play cards and other devices in the system Port Address Or I O Port Address A window through whi...

Page 41: ...nchronous Data Transfer A high speed data transfer method in which data on the SCSI bus is clocked with fixed length fixed frequency strobe pulses The acknowledgments may be delayed sev eral clock per...

Page 42: ...71 00 Rev A Page 6 Print Spec Number 492966 00 Current Date 8 22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAAAAAA...

Page 43: ...a path 3 3 differential devices 3 4 disconnect reconnect 2 3 drain wire 4 5 E electrical specifications 2 3 3 3 F Fast SCSI 1 3 3 4 features 1 3 form factor 1 3 2 3 H hot swapping 2 3 I I O address 5...

Page 44: ...00 Rev A Page Index 2 Print Spec Number 492966 00 Current Date 8 22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAAA...

Page 45: ...00 Rev A Page Index 3 Print Spec Number 492966 00 Current Date 8 22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAAA...

Page 46: ...00 Rev A Page Index 4 Print Spec Number 492966 00 Current Date 8 22 94 ECN Date 8 30 94 AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA A A A A A A A A A A A A AAAAAAAAAAAAAAAAAAAAAAAAAAA...

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