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1. ososcococoocoacesecocosoosoccoosoconcoocosoocococooroscosocsococcososocssoososoonoccococooccsceooocesessseooroososoesocesosososoos 5 Check that the Autostart Selector is set correctly this will determine whether your operating system can start up automatically from your SCSI device The SCSI Interface is supplied with the Autostart Selector set to FAST mode so you don t need to change this If you have an enhanced Apple e or an Apple IIGS an enhanced Apple e can be Identified by the Apple e message With the Apple J J Plus or unenhanced e you must set the Autostart Selector to SAFE mode if you want your operating System to start up automatically from your SCSI device See Chapter 6 SCS INTERFACE TECHNICAL INFORMATION for further details of FAST mode and SAFE mode 6 Attach the SCS Interface connector E Apple e and IIGS Remove the cover from one of the large back pane openings push the SCSI Interface connector through the opening then use the fixing kit to attach the connector to the back panel Apple J and JC Pius Attach the fixing kit to the SCSI Interface connector then rest the connector In one of the back pane openings 7 Attach the cable from your SCSI device to your SCS Interface the connector on the SCSI device cable wil screw on to the SCSI Interface connector For full information about your SCS device you must refer to the Instructions from the manufacturer of the S2. The SCS Interface SmartPort The SCS Interface contains an Apple standard SmartPort Interface which emulates the Apple c and IIGS disk port SmartPort calls can be performed in a similar way to ProDOS MLI calls to carry out the functions which are listed below DO NOT use SmartPort calls to tranfer data to the Zero Page or to the Stack as these are both used by the SmartPort tse f STATUS Returns information about a specified SCS device or about the SCSI Interface SmartPort M READ BLOCK Transfers a specified 512 byte block from a specified SCSI device to a specified area of memory M WRITE BLOCK Transfers 512 bytes from a specified area of memory to a specified 512 byte block on a specified SCSI device E INIT Resets all devices on the SCSI bus SmartPort Call Format SmartPort calls are composed of a single Command Number byte followed by a two byte pointer to a Parameter List the length and structure of this depends on the command A simple SmartPort call is shown in Figure 5 LDA CSFF Read lo byte of the ProDOS Entry Address CLC ADC 03 Add 03 to get the SmartPort Entry Address STA SPCALL 1 Modify JSR address 00 modified by above SmartPort entry The Command Number see below Polnter to the Parameter List see below for the command specified BCS ERROR After the call the SmartPort returns to gt your program here Carry SET means an error occurred the A register contains
3. where S is the SCSI Interface slot then press Return 15
4. B Buffer Pointer A two byte address lo hi of a buffer used by the command for data read data to be written or status information E Parameter Count The number of items in a Parameter List E Status Code A one byte number which specifies the type of status cal Status Code 00 Return Device Status The Device Status information w th Unit Number 01 to 04 consists of four bytes which are returned in the buffer specified by Buffer Pointer The eight bits of Byte O have the following meanings Bit 7 1 block device Bit 6 1 writable Bit 5 1 readable Bit 4 1 on line Bit 3 1 can be formatted Bit 2 0 not write protected Bit 1 0 not Interrupting Bit 0 O not open Bytes 1 to 3 S ze in 512 byte blocks lo mid hl of a specified SCSI device 29 If a Unit Number of 00 Is used then the Device Status Information is for the SmartPort itself Eight bytes are returned Byte 0 01 to 04 the number of SCSI devices connected to the SCSI Interface Bytes 1 to 7 00 Status Code 03 Return Device Information Block The Device Information Block DIB consists of twenty five bytes returned in a buffer specified by Buffer Pointer Byte O same as the first byte in the Device Status Information F8 Bytes 1 to 3 S ze in 512 byte blocks lo mid hl of a specified SCSI device Byte 4 Device Name Length for a specified SCSI device Bytes 5 20 ASCII characters for the Device N
5. the error code SPCALL JSR Cs00 DFB 0x DW SPLIST SPLIST EQU At address SPLIST you must have an appropriate Parameter List for the Command specifled see below Figure 5 Example Of A SmartPort Call 28 FORMAT Command SCS Partitions The valid Command Numbers for the SCS Interface are 00 STATUS of SmartPort or SCSI devices 01 READ BLOCK transfer 512 byte block from SCSI device 02 WRITE BLOCK transfer 512 byte block to SCSI device 03 FORMAT has no effect 05 INIT Reset the SCS bus eoceoooeoecooocecccooeooscccocccocccooocococeccoessooosococsesoococccocscoocosocoooosooooeoosooscocosoosocsossssoseooseso The SmartPort FORMAT command has no effect on any SCSI device connected to the SCSI Interface so no error is always returned The Parameter List for each SmartPort command is made up of one Or more items of data which give the SmartPort details about the call such as how many parameters a call has where a block is to be read to and so on The items which make up the var ious Parameter Lists are E Block Number A three byte number lo mid hl which specifies a 512 byte block on an SCS device SPAR PO RSNA SCR NEMEC ELPAL SH AES E Re ROSE VERE DOSNT NEES CSAC ORS e ee eS eatsadeeee ce eueyeseberesivn tees seneceeess5ebiuesdesseescescedcese vooeceeooeeoseoeseoonnosesecscoccooneeosoococeceesosesceccocvooscessoosoosesooscovocsscscooosososooeseossssossescossssosesosssosu
6. 07 can be checked to see which mode is set Otte ee tO eee eet etn e nett eee e tere nese ee ee censor enecececoeeotcces Does the problem occur occaslonally every time What keys did you press before the problem occurred Do any keys work after the problem occurs Does your computer seem to stop working The appropriate mode ts chosen FAST or SAFE by setting the Autostart Selector when the SCSI Interface is installed a LENS SONGS OMS A ESL Yoe Nest oasanSaddacweuhie snystensdeaaeagsadwal siucuacss savioselssnecelechinics is a cursor displayed on your screen Autostart Selector Do asterisks or random characters appear on your screen Does your computer make any peculiar or unusual noises if ID byte 5 00 the SCSI Interface is set to FAST mode In FAST mode an SCS Interface SmartPort is Provided the ProDOS Block Device Protocol Supported and operating systems can be started up automatically in an Apple IIGS or enhanced e You MUST provide as much Information as possible something which may not seem relevant may actually be very important Handshaking only takes place for the first byte of a 512 byte 4 block during Data In Data Out phases so an SCSI device must transfer a block with no more than 10 microseconds between any two bytes most hard disks meet this requirement Including al Mac Plus compatible hard disks You can test whether an scs device can operate in FAST mode by copying large amounts of da
7. 5 inch SCS Support Disk will let you use Microsoft CP M 2 20B 56K and 2 23 60K with SCSI devices Before you can do this you must first use SCS COM to modify Microsoft CP M In memory ee eet ng inte Ce eaaSEESSS HORSES OF ORES SS GENS CHEER SESS CSS 9nd OAS ie enen ys e6sisis nae ese ausieeiemitses sinsss se bien veda dceecg After Microsoft CP M is modified you can use a maximum of two SCS devices Each device wil provide a 1 5Mb Capacity drive any space above this will not be usable To modify Microsoft CP M Just run the SCS coM program For convenience you can copy SCS COM to your ordinary Microsoft CP M System Master disk because every time you start up you MUST run the SCS COM program before you can use any SCSI devices After running the SCS COM program you can use your SCSI device In EXACTLY the same way as an ordinary disk drive using P P COM or an equivalent program to transfer your programs M CP M 2 20B 56K After running SCSI COM the first SCSI device can be accessed as drive E a second SCSI device will be drive mips M CP M 2 23 60K After running SCSI COM the first SCS device can be accessed as drive C a second SCSI device will be drive D AS with any ordinary disk drive you must format your SCSI device by running SCS FORM COM before you can use it 14 AULULLLLLL DOS 3 3 Startup BOOT COM Device How To Start Up From Your SCS You can start up from
8. CIRTECH UK Limited Currie Road Industrial Estate GALASHIELS Selkirkshire TD1 2BP Scotland Telephone 0896 57790 Telex 265871 MONREF G ATTN 84 CPDOO1 Mailbox System No 84 Mailbox CPDOO1 SOURCE Mailbox AAH555 AA User s Manual SCS1 Interface Card CONTENTS CHAPTER 1 UNPACKING YOUR SCSI INTERFACE Please Help Us To Help You CHAPTER 2 INTRODUCTION TO THE SCSI INTERFACE How Your SCSI Interface Works CHAPTER 3 HOW TO INSTALL YOUR SCS INTERFACE What You Need To Use Your SCSI Interface Choosing A Slot For Your SCSI Interface Step By Step Installation CHAPTER 4 HOW TO USE YOUR SCSI INTERFACE How To Modify DOS 3 3 How To Modify Microsoft CP M How To Start Up From Your SCSI Device Using Large SCSI Devices With 8 Bit ProDOS SCSI Devices And Multiple Operating Systems CHAPTER 5 TROUBLESHOOT ING How To Test Your SCSI Device How To Do A Low Level SCSI Format Don t Panic CHAPTER 6 SCSI INTERFACE TECHNICAL INFORMATION SCS Interface ID Bytes FAST Mode And SAFE Mode Support Software The SCS Interface DB 25 Connector The ProDOS Block Device Protocol The SCSI Interface SmartPort OONN 11 13 14 15 16 18 21 22 23 24 25 25 25 26 26 27 28 890206 104 Using Large SCSI Devices With 8 BIit ProDOS The DRIVER SYSTEM program supplied on the SCSI Support Disk wilt tet you use one or two very large SCSI devices which provide more than 32 Mb the no
9. CSI device Se ee een ey he eOPE se Ase PA FNRE SOSA ISTE NAAT ORGAN KeleGiedun Hoses Kiba se esisnenisn sa duadisacusaen Ga uResesecueeg Geue veka You must NEVER attach non SCS cables such as an RS 232 cable to your SCSI Interface connector or SEVERE DAMAGE may resulti 8 Align the SCSI Interface so that the edge connector is directly above the slot you ve chosen and the component side Is on the right as viewed from the front of the computer 9 Carefully press the edge connector into the slot using firm Pressure until it is fully Inserted 10 Replace the ilid of your computer to complete insta lation of your SCSI Interface If you are not fully familiar with the operation of your computer System and your software then you must study the appropriate manuals BEFORE you continue with this manual 10 NUS TSALLO DSR RDaDSRDORDERRODERDD ADO DODDD WARNING ProbDos CHAPTER 4 HOW TO USE YOUR SCSI INTERFACE This section contains directions for using your SCSI Interface with ProDOS CIRTECH CP M Plus Apple Pascal 1 3 DOS 3 3 and Microsoft SoftCard CP M 2 20B 56K or 2 23 60K Your SCSI Interface lets you use an SCS device Just as you would use an ordinary disk drive Ali the norma commands that you already know such as CATALOG with BASIC DIR with CP M TRANSFER with Pascal work in EXACTLY the same way een reer re RU nee eNO Sn LORE NOUe ee CeSRCReseR Cees nh RNa eeaRehe denne sense
10. OESHOHOOSE HESS ES EO TH SESH OOOOH OS EETE SHOT EH SESS CESEHHUHHOEOEHOSER EHO SHOTEHHESHO CEOS OTER OE OS a Interface An interface is Just a method of passing information between pieces of software pieces of hardware or software and hardware Now that you have finished this Introduction you can go on to Chapter 3 HOW TO INSTALL YOUR SCSI INTERFACE ULULLULULLLULUULULRAU ULE UU RUE File is displayed on screen You ask for a File o gt O gt Application Program Ask operating Transfer File system to get Uh Cv file Operating System Ask card to L read a data J block SCSI interface Card Repeated until all of File has been read Ask correct Transfer device for T fi data block data block SCSI Storage Device Figure 1 How SCS Works This page is intentionally blank e d g g que gue g2 ene gue ge gene gra gue exe qa gas gue eee qn que gd que gue gan g ppb g qa gD gue gas p qus gun gun WARNING CHAPTER 3 HOW TO INSTALL YOUR SCSI INTERFACE You must read ALL of the following Instructions BEFORE starting to Install your SCSI Interface so that you ll be completely famitiar with the entire installation procedure before you remove any protective packing You must MAKE SURE that the power s OFF check the power on light before you remove or install anything Inside your computer Also yo
11. S CIRTECH CP M Pius Apple il Pascal 1 3 DOS 3 3 and Microsoft CP M 2 20B 56K and 2 23 60K You must make sure that you have received all the items which should be supplied with the SCSI Interface for full details see Chapter UNPACKING YOUR SCSI INTERFACE and please remember to return your PRODUCT REGISTRATION CARD COO OH OEE SEHAEHOEHOSHS SO HOSLATEOHOHA OOOH SEETOHSESEE HOHE THECUS HS SHHOHOEHOS SHOE OH OCOTESCEHS OOOO HO SHTE SEES EROSHH STORES OOH ETHEL DOOREE OO OEDE Your SCS Interface wil let you use an SCSI device in EXACTLY the same way as an ordinary disk drive for detalls of suitable SCSI devices see What You Need To Use Your SCSI Interface You can connect up to four SCSI devices to your SCSI Interface and each device can be as large as e ght Gigabytes The SCS Support Disk contains unique partitioning software which lets you use an SCSI device with up to four operating systems see SCSI Devices And Multiple Operating Systems for details The SCSI Interface can be used in a network of up to seven computers which can all access the same SCSI devices For full details of the Multi User System contact CIRTECH or your dealer Your SCSI Interface is fully compatible with the SCSI standard as used by the Apple SCSI Card and HD20SC hard disk so that it will be fully compatible with future software and hardware designed to the same standard Input Output ER a ae BE aa a Sa a ee ES How Your SCS Int
12. aNaeeesedadweNs cones eee ansnyegiaieaseoaveduadede teccexce As with ANY storage device you must NEVER press Contro Reset while an SCSI device is in use or active this is usually Indicated by a light on the front of a device because you may DESTROY the contents of the device RE hens PALES UME E ANCES NERS WECOROREE SNS SES SRNG OOS SAS SENG ye NS Un TRs 8s 016 Ke Sait sdndnaniei ola ekineceuledg yWevaG Ves sousebabeeseoleccglacns With the SCSI Interface you can use SCSI devices for storing documents text files BASIC Programs data files code files binary programs anything that you would store on ordinary disks The SCSI Interface can support a maximum of four SCSI devices with each SCSI device having a maximum capacity of 8192Mb Due to their Internal iimitations most operating systems don t fully support the facilities of the SCSI Interface see Table 1 for details of operating system limitations Operating Number Of SCSI Maximum Capacity System Devices Supported Per Device __ _ _ _ ees ProDOS 8 2 4 see below 32Mb 128Mb see below ProDOS 16 2 4 see below 32Mb CP M Plus 4 8191Mb Pascal 1 3 2 16Mb DOS 3 3 2 800Kb minimum 400Kb Microsoft CP M 2 1 5Mb Table 1 Operating System Limitations See Chapter 4 Using Large SCSI Devices With 8 Bit ProDOS for details of using up to 128Mb of storage ProDOS 8 version 1 2 or later and ProDOS 16 version 1 can use
13. ame of a specified SCSI device padded with ASCII space characters Byte 21 Device Type Code for the SCSI Interface 03 Byte 22 Device Subtype Code for the SCS Interface 20 Bytes 24 25 ROM Version Number 00 00 E Unit Number This number specifies the SCSI device required For your first SCSI device with the highest SCSI ID number the Unit Number is 01 then 02 03 and 04 for any other SCSI devices Details of the Parameter List for each command are given below E STATUS Parameter Count 03 Unit Number 01 to 04 for SCSI device information 00 for SmartPort information Buffer Pointer Status Code 00 for Return Device Status 03 for Device Information Block M READ BLOCK M WRITE BLOCK Parameter Count 03 Parameter Count 03 Unit Number Unit Number Buffer Pointer Buffer Pointer Block Number Block Number E FORMAT INIT Parameter Count 01 Parameter Count 01 Unit Number Unit Number 00 30 CIRTECH UK Limited reserves the right to make any changes to the product described in this manual or to the contents of this manual at any time without notice The hardware and software of the CIRTECH SCSI Interface are copyright They may not be copied reproduced altered or Incorporated Into any other design or product without prior consent in writing from CIRTECH UK Limited Appropriate and immediate legal action wil be taken against any Violation of co
14. and DOS will be modified After you have modified DOS 3 3 you can use SCSI devices or ProDOS block storage devices such as 3 5 Inch disk dr ives In EXACTLY the same way as ordinary disk drives for ful Instructions please refer to your Apple II DOS 3 3 Manual You MUST first CATALOG an ordinary disk drive before you can INIT your SCS device or other ProDOS block Storage device If you INIT a device which provides two drives then BOTH drives D1 and D2 or D3 and D4 will be FORMATTED note also that you can only Start up from D1 which must contain your HELLO program OT PRES MERGES NEES AN OE SUIEES GARIN EA SpWe Nirah ese i s ve dsneh vcd cu gis dues Una ebsd awe sea eusesedilodaseeabeseder You must only use UNIFID which operates just like FID see your Apple II DOS 3 3 Manual for full Instructions to copy your DOS files UNIFID has been updated to work correctly with large devices such as hard disks and 3 5 Inch disk drives If a program seems not to work with UDOS LANG you must try UDOS Instead If UDOS does not work then your program must modify DOS Itself or it uses DOS Incorrectly UDOS and UDOS LANG are designed to work only with standard DOS 3 3 programs SIE ATURE RESON BOCAS SEERA HAN SUSE SSNs uN Ean beet CD HaREVNesies dbus ig deyeindeGsenacawash adadnedsesessuaddad eacieceitekccimccse 25 Inch drives How To Modify Microsoft CP M The SCS COM and SCS FORM COM programs supp led on the 2
15. d blocks are found on your SCSI device then any of your files and programs may have been damaged The Bad Block Repair program is only designed to give you a CHANCE with luck to rescue some of your files and programs pele dha deca AA LARIAT A LITE I ELE LIITI SLIT ELE IEL ELE TEI TLE TT LETETTTETT TPT eTTTerrrrrrrrrrrrrrrrrrTTTrrT After you have rescued as much as you can you mist do a low level SCSI format see below for details so that you can start again with a clean SCSI device You can then recreate the set up of your files and programs using the last backup that you made How To Do A Low Level SCSI Format If you have tested your SCS device and bad blocks were found or you have a brand new SCSI device like a hard disk which is not readable yet you must do a low level SCSI format Cryer rir i yyy oeosocoocececoececcccccecocceccoseccecocooecoocoosoccocooesoooeoososooososossocsosessssosos You must ONLY use an SCSI format If bad blocks have been found when you tested your hard disk or If you have a brand new SCSI device which is not readable yet DO NOT use the SCSI format for any other reason because it will permanently destroy EVERYTHING stored In an SCS device The low level SCSI format is completely different from the ordinary operating system format An ordinary format which you must do before you can use your SCS device with any application Programs just writes an empty catalog on the device and possibl
16. e SCS INTERFACE TECHNICAL INFORMATION E The type of Apple computer you re using This chapter contains technical information on the SCSI Interface Its operation with compatible SCSI devices E The number of your SCSI Interface product registration card and Its op p Full details of everything connected to or Installed in your computer Including slot version mode and manufacturer SCS Ful details of ail settings or positions of any switches links or connectors The SCSI Interface ROM contains several ID bytes so that it can be located by programs and operating systems To search for the SCS Interface each siot must be checked for ID bytes 1 to 3 a Full details of the program in use when the problem occurs Including version number and publisher or author ID byte 1 ROM address Cs01 20 ID Byte 2 ROM address CsO3 00 E A description of what happens when the problem occurs ID byte 3 ROM address CsO05 03 What were you trying to do when the problem occurred If these three ID bytes are valid then a disk storage device has been found Now the value of ID byte 4 must be checked What appeared on your screen before the problem occurred ID byte 4 ROM address SCSFB 02 What appeared on your screen after the problem occurred If this ID byte is valid then an SCSI Interface has been found FAST Mode And SAFE Mode After the SCSI Interface has been located ID byte 5 ROM address Cs
17. erface Works This section willl heip you to understand how your SCSI Interface and any connected SCS devices will work Inside your computer with operating systems and application programs First some definitions BS Sscs This stands for Small Computer System Interface which is the standard to which your SCS Interface is designed B SCS Bus This is the 25 way cable and the components at each end which connect the SCSI Interface to other SCSI devices E Application Program This is any piece of software which you use to do something such as a word processor spreadsheet or data base Figure 1 shows how an application program works in association with your operating system SCSI Interface and SCSI device or devices Common applications include AppleWorks WordStar and Format 80 E Operating System This is a special plece of software which controls operates the hardware in your computer Operating systems provide a standard method for storing information by grouping information Into files allocating space on storage devices and transferring files to and from storage devices Application programs must use an operating system such as ProDOS CP M Pasca or DOS for storing Information Some operating systems such as CP M and Pascal also control all Input and output so that they can provide a standard method for screen display keyboard input and printing COSHH ESCH OT OE THSS HOTS OSES HHHE SH OSOHOH RS
18. he power supply case eeooreaseseeneveseee PS AOHOHOSSHHHEO STORES IEIET OSHA SH EHHSESEH OHHH OT OOHOESHHSSHHOHH SEER OSHS EE SHSEHRSESTESESOEHH SOSH SOSEOTSETOS 2 Now you must open your computer just follow the appropriate Instructions below E Apple J J Plus e Face the front of your computer pull the Iid upwards at the back edge slide it away from the keyboard then lift it off E Apple IIGS Face the front of your Apple IIGS hold in the d latches see Setting Up Your Apple IIGS for details carefully pull the liid upwards and towards you then lift it off 3 Remove your SCSI Interface from the protective packing but remember to keep touching an earthed surface and avoid touching the edge connector or any components on the card z F 4 Check the SCS ID number of your SCSI Interface the iD number indicates the priority of each SCS device If you have more than one device connected to your SCSI Interface Each SCSI ID number 0 to 7 can only be used by one SCS device Your SCSI Interface Is supplied set to ID number 7 but you can change this If necessary using the SCS D LINK see Figure 2 ANII GI ISIS LOGPETZTIO AUTOSTART SELECTOR Figure 2 The SCSI Interface eR ADT ATTA TEI ATTA T ATI ITLL LITT IIIT IIIS ILI TELLS TTT TTT ET ETT TTT T Tere eer eee reer Each SCS device in a system MUST have a different SCSI ID number you must NEVER connect two devices with the same ID number
19. ils see Multiple Operating Systems Before you can format SCSI devices for DOS 3 3 or Microsoft CP M you must modify these operating systems so that they will work with the SCSI Interface see below VUVSEUUEETURER UREA GEE AATES 25 nch drives IMPORT ANT Compatibility How To Modify DOS 3 3 The UDOS LANG UDOS and UNIFID programs are contained on the 5 25 Inch SCS Support Disk These programs wil let you use DOS with SCSI devices and other ProDOS block storage devices such as 3 5 Inch disk drives To let you use DOS with SCSI devices the UDOS LANG or UDOS program modifies DOS in memory veooeooseeeooececeoeeeeoceceseeesceeceeosocceeccoesccecceccscccococscoosccceceosocescccecsoossoosooesososoososessosesssesssssoooss After DOS 3 3 is modified you can use up to two SCSI devices in each slot or two ProDOS devices such as 3 5 Inch disk drives Each SCSI device or ProDOs device provides one or two 400Kb drives one drive is provided by a device which Is sma ler than 800Kb two drives by a device which Is 800Kb or larger Your first SCSI device which is the SCSI device with the highest SCSI ID number can be accessed as D1 and D2 if it has at least 800Kb while a second device can be accessed as D3 and D4 if it also has at least 800Kb To modify DOS just start up your DOS 3 3 System Master disk replace this disk with the 5 25 Inch SCS Support Disk type BRUN UDOS LANG press the Return key
20. m the SCS Support Disk 2 Press U for SCSI UTILITIES 3 Press T for TEST SCSI DEVICE full instructions will now be displayed on the screen 4 Press the SCSI ID number of the device you want to test testing of your SCSI device will begin immediately You can stop the test at any time by pressing the Escape key testing will usually take about 30 seconds per megabyte S When the test has finished it will tel you either that the SCSI device Is OK or the number of bad blocks found If your SCSI device doesn t have any bad blocks then your problem must Ile somewhere else in your system if the test DID find bad blocks on your SCSI device then you must continue from step 6 below 6 If any bad blocks were found then either the information they contained has been corrupted or your SCS device has been damaged at the places where those blocks are stored Although the information in each bad block has been destroyed you should now re assign these blocks when you do this each bad block is marked as bad by your SCSI device and the block number is assigned to a new place in the device 7 After re assigning the bad blocks on your SCSI device you can try to rescue any Important files or programs which are still left on the device but if the catalog Is damaged you may not be able to rescue anything eee eta REETAERT TIT IISIS IIT IIT I LITE SITIES TIL IT LTTE TEL ELE LETTE LETT TELE TTTTTeTeTrerT rrr Terre err et If ba
21. pe of computer other peripherals installed in your computer and the software you want to use in the Apple e you must Install your SCSI Interface so that the cable can be attached to one of the large back panel openings You must not Install your SCSI Interface in slot O of an Apple Ji or JI Plus slot O must contain a 16K language card slot 3 of an Apple e or IIGS Cif you want to use 80 column text or the Apple e auxililary slot which is only for e 80 column cards If you want to use your SCSI Interface with Apple Pascal 1 3 then you MUST Install it in slot 4 5 or 6 Pascal 1 3 can only recognise disk devices when they are installed in these slots Your operating system can start up automatically from your SCSI device when you switch on or restart your computer If you install your SCS Interface in a higher slot than any other disk device for example your SCSI Interface could be Installed in slot 6 and your 25 inch disk controller in slot 5 In the Appie IIGS you can start up automatically from any slot by using the bullt in Control Panel Program for full detalls see your Apple IIGS Owner s Guide Just follow the step by step Instructions below to install the SCSI Interface in your computer 1 Set ALL power switches to OFF including wal socket computer monitor everything connected to your computer DON T unplug or disconnect the power cord for your computer it provides the earth connection for t
22. port Disk to modify DOS so that it can work with the SCSI Interface If you re using Microsoft CP M 2 20B 56K or 2 23 60K then you must run the SCS cow Program to modify these operating Systems so that they can work with the SCSI Interface The program you re using may modify your operating system or use It Incorrectly you should only use standard programs and operating systems with the SCSI interface PROBLEM Can t start up from the SCS Interface You can only start up from the SCSI Interface if you have made your SCSI device or the first SCS device with the highest SCSI ID number into a startup disk Use the F er from the SCSI Support Disk or an equivalent Program to make your SCSI device Into a ProDOs startup disk Use the Too Key Format function and COPYSYS COM program to make your SCSI device into a CIRTECH CP M Plus startup disk Use the FORMATTER and FILER from your APPLE1 and APPLE3 disks to make your SCSI device into a Pascal startup disk Use the NIT command to make your SCSI device into a DOS 3 3 startup disk With Microsoft CP M you CAN T make your SCSI device intoa startup disk MPORT ANT How To Test Your SCSI Device If your SCSI device starts giving 1 0 errors or you get messages like can t read drive or having problems using this disk you should use the SCS Support Disk to test your SCSI device Just follow the step by step Instructions below 1 Start up fro
23. pyright This manual Is copyright All rights are reserved This document may not In whole or in part be copied photocopied reproduced translated or reduced to any electronic medium or machine readable form without prior consent In writing from CIRTECH UK Limited Apple Computer UK Ltd makes no warranties either express or implied regarding the enclosed computer software package ts merchantability or its fitness for any particular purpose Apple IIGS e c JE Plus DOS 3 3 DISK J and ProDOS are registered trademarks of APPLE COMPUTER INC CP M and CP M Plus are regd trademarks of DIGITAL RESEARCH INC softCard is a registered trademark of the Microsoft Corporation 31 que one que gro one que que P d qu gene qe eon que eure qua ane euz guw gre g ge qua C eae ql ee eee equi ean TRD D DrD B ease WARNING IMPORT ANT CHAPTER 1 UNPACKING YOUR SCSI INTERFACE Now that you have opened the sealed box which contained this manual you must make sure that all the items listed below are present If any item is missing you must return the entire package to your dealer to be exchanged for a complete one The box should contain B One SCS Interface Your SCSI Interface is very sensitive to static electricity which can cause SEVERE DAMAGE The SCSI Interface must NOT be removed from the anti static protective packing in which it is supplied until you are
24. ready to install it E One SCS connector fixing kit This attaches the SCSI Interface connector to your computer e or IIGS and to the cable from your SCSI device B One 3 5 inch SCS Support Disk This disk provides ProDOS support only B One 5 25 inch SCS Support Disk This is a special multi system ProDOS CP M and DOS disk veeeeeososeeoececeoeeceoeeesocessecccecoccosoecccoccsocscecoosoccooooocosoesosoossoosoceoooceoccssoosessoosoosssossssvssssesososeoso E One PRODUCT REGISTRATION CARD see below for details E One SCS Interface User s Manual which you re now reading Se SD EE ET Please Help Us To Heip You When you re sure that all the items above are present you must fill in your PRODUCT REGISTRATION CARD affix the correct postage then return the card to us On receiving your card we will register your purchase which entities you to receive B First class technical support E Opportunities to upgrade where appropriate Advance news of exciting new products from CIRTECH Returning your PRODUCT REGISTRATION CARD will help us to provide you with the most prompt and efficient service possibile UURULULULULLALERULALLLR ALY IMPORT ANT CHAPTER 2 INTRODUCTION TO THE SCSI INTERFACE This manual provides complete Instructions for installing your SCSI Interface in an Apple J J Plus eor IIGS It includes instructions on using the SCSI Interface and SCS devices with ProDO
25. rmal ProDOS size limit with any 8 bit ProDOS Including ProDOS 1 and ProDOS 8 OMeg OMeg Same slat as SCSI Interface card 32Meg OMeg H Slot 1 Drive 1 32Meg OMeg H Slot 2 Drive 1 32Meg 0 to 4Me Drive 1 100Meg g Slot 3 Division Of 100Mb SCSI Device Figure 3 16 MIMITILLLLLLLLLLLLLLITITIT IMPORT ANT The DRIVER SYSTEM program works by dividing a large SCSI device into two three or four sections Each section above 32Mb is made to appear in a slot which doesn t already contain any ProDOS storage devices see exampie in Figure 3 where slot 1 2 and 3 are used You can use each section In EXACTLY the same way as ordinary ProDOS disk drives Remember that each section must be formatted before you try to use it All that you need to do to use the DRIVER SYSTEM program is copy it from the SCS Support Disk to your SCS device You MUST make sure that it is the first program in the ProDOS directory with the SYSTEM suffix When you start up ProDOS from your SCSI device the DRIVER SYSTEM program will be run automatically When it has finished it will load the next SYS program In the ProDOS directory which has the SYSTEM suffix Stot And Drive Allocation The DRIVER SYSTEM program will scan from slot 1 upwards when looking for slots which are suitable for shadowing sections above 32Mb suitable slots are those which don t already contain any ProDOS storage devices The sections of yo
26. rom the SCS Support Disk 2 Press P for SCSI PARTITIONING 3 Press 1 or 2 to select the drive you want to use 4 Press C to CREATE a partition esoooooaooocooooovosovoosoooooaoooosocooooccooooooooosossoooovoosooocooooooooeososooooooooooooooaoooocooccoooonosocooceoo csono ooos You can only select drive 2 If you have a second SCSI device connected to your SCSI Interface If you create partitions for the same operating system on drive 1 and drive 2 then the partition on drive 2 will be activated automatically when you enter the drive 1 partition 5 Press the appropriate letter for the operating system which you want to use in the partition P for PASCAL C for CPM or D for DOS 6 Now decide how large in units of 128K you want to make the partition type this number then press the Return key When you press Return a partition is created on your SCSI device and the correct name for the partition PASCAL CPM or DOS is entered in the ProDOS catalog as a SYS file see Figure 4 The ONLY way you can enter a partition is by starting up ProDOS then running the appropriate SYS file for the partition You must NEVER delete the SYS file for a partition because this will DESTROY the partition WITHOUT restoring to ProDOS the space that t used When you enter a partition for the first time it will not be formatted so it can t start up your operating system A message will be displayed asking you to put a s
27. sed by the SCS COM program reside in the 1 0 device patch area at address OF280h upwards which means that you can t use this area for any other type of 1 0 device patches when you re using the SCSI Interface if you want to be able to use any standard peripherals or storage devices available for the Apple e or IIGS then you should buy the appropriate version of C RTECH CP M Pius System for your computer _ SSS S S es The SCSI Interface DB 25 Connector Table 2 contains full details of the signals and connections for the SCSI Interface DB 25 connector Pin Signal Pin Signal Pin Signal Pin Signal 1 REQ 8 DBO 15 C D 22 DB2 2 MSG 9 GND 16 GND 23 DB4 3 1 0 10 D83 17 ATN 24 GND 4 RST 11 DBS 18 GND 25 OB7 5 ACK 12 DB6 19 SEL THU g 6 BSY 13 087 20 DBP 7 GND 14 GND 21 081 Table 2 SCSI Interface Connections And Signals 26 Maximum size The ProDOS Block Device Protocol The SCSI Interface supports the ProDOS Block Device Protocol see the Apple ProDOS Technical Reference Manual for full details A ProDOS call is a JSR to the ProDOS Entry Address which is tn the SCS Interface ROM The address Is calculated by adding the byte xx from location CsFF to address Cs00 So the entry address Csxx Before any ProDOS call the Zero Page locations 42 to 47 which pass command Information must be set up as shown be low E Command location 42 The ProDOS command is stored in
28. ta to the device then verifying the data a If ID byte 5 3C the SCSI Interface is set to SAFE mode In SAFE mode the ProDOS Block Device Protoco is supported there is no SmartPort and you can also start up an operating system automatically in an Apple J Plus or unenhanced e Full REQ ACK handshaking Is used in SAFE mode to transfer every byte so the maximum transfer rate Is reduced to 21 microseconds per byte which will be fully compatible with any SCSI device Support Software Brief technical details of the support software provided on the SCSI Support Disk are given below GS OOS 3 3 The UDOS LANG and UDOS programs only make smal modifications to DOS RWTS First Stage Boot Loader and INIT Handier which means that standard DOS 3 3 programs wil operate normally even those which use RWTS directly Each DOS 3 3 pseudo drive is 400K the maximum possible for DOS with 8K tracks 32 sectors track The catalog on a 400K drive is also expanded to provide space for a maximum of 217 entries more than twice the number of an ordinary 5 25 Inch disk UDOS LANG and UDOS both use a 512 byte buffer for converting to and from 256 byte DOS sectors With UDOS LANG this 512 byte buffer is located In the first 4K bank of the language card so that you don t lose any space for programs while UDOS reserves 512 bytes below DOS above the DOS 3 3 file buffers BM MicroSoft CP M The drivers and buffers u
29. tartup disk which must be for the correct operating system into your ordinary disk drive DO NOT RESTART YOUR COMPUTER just Insert the disk then press the slot number of your disk drive Propos Files SCSI Drive Boot Loeder ProDOS CATALOG ProDOS Files Boot Loader CPIM CATALOG CP M Files DOS 3 3 SYSTEM ee err DESE DESE DE SE DE SEDEER M ee Se eee A E eoa eeno oe tw we ww ee we rae er ee vee P oe Drive 1 Files Drive 1 CATALOG Drive 1 Drive 2 Files Drive 2 CATALOG Drive 2 Files Figure 4 Multiple Operating System Partitioning IMPORT ANT When the correct operating system has ioe es py apn Raa tartup dis h artition make it Into as abe ee it in EXACTLY the same way as an ordinary disk drive When you want to leave a partition you must start up ft tegs SCS device which will return you to Probdos If hee ene ka partition then start up an operating system from ano o s he device you can access ONLY the contents of that part on un you start up again from your SCSI device eeoecceecn SPOTS EHSH SESE OH OHSE OO OR EROS OR CELEROS SOHO OHSOSESH OHHH OHHHOHHTESSOSHSSEH OHSS OSSEEHESOHOEDE Seesesseonesseve eosvececvcenaeseocveses If you want to make a backup copy of the contents of a partition as you OUGHT to do then you must use a flle copy program you must NOT use a backup program because it might DESTROY the contents of your par
30. this location The four ProDOS commands available are O STATUS return size of specified SCSI device in 512 byte blocks X reg lo byte Y reg hi byte eeeroeeoeeoeoseceeceocooceocececesecceseocosococseccocsececcocococococcocoooososcococessoooovcossososseseoossossssosesossssoasosooeos 1 READ read a specified 512 byte block from the specified SCSI device to a specified area in the computer 2 WRITE write 512 bytes from a specified area in the computer to a specified 512 byte block in a specified SCSI device 3 FORMAT has no effect on any SCSI device connected to the SCSI Interface returns no error Unit Number location 43 Bits 4 to 7 of this byte specify the required SCSI device dsss0000 d 0 1 for first SCSI device second SCSI device SSS 001 to 111 1 to 7 decimal for SCSI Interface slot E Buffer Pointer locations 44 45 The two byte start address 44 lo byte 45 hi byte of the 512 byte block buffer in the computer E Block Number locations 46 47 The two byte number 46 lo byte 47 hi byte of a specified 512 byte block If a ProDOS call is successful then the Carry flag is clear and the A register 0 on return to the caller If an error occurs then the Carry flag Is set and the A register contains the error code on return to the caller for full details of error codes see the Apple ProDOS Technical Reference Manual 27 I MPORT ANT
31. titions How To Change The Size Of An SCSI Partition if you want to change the size of a partition you ely aay nah SCS PARTITIONING PROGRAM to first REMOVE then T ane partition of the size that you want DO NOT rename e for any partition because then REMOVE will not work How To Select SCSI Partitions The SCS Support Disk contains a program called SCSI SYSTEM which you can use to select any partition that you ve created SCSI device so that it is the Just copy SCSI SYSTEM to your first SYS file in the ProDOS catalog with a SYSTEM suffix you may need to rename or delete some files to do this Next time you start up from your SCSI device you can select a partition by pressing a single key CHAPTER 5 TROUBLESHOOTING If you seem to have a problem with your SCSI Interface or device then the Information below may help you also reading carefully all the way through this manual may provide a solution amp PROBLEM Can t access the SCS device DO NOT save to your SCSI device until you have solved this problem Check that the device is switched on connected to your SCSI interface and formatted for your operating system If this does not solve your problem you must test your SCSI device For full details see How To Test Your SCSI Device E PROBLEM Software can t find the SCSI Interface if you re using DOS 3 3 then you must use UDOS LANG or UDOS from the SCS Sup
32. u MUST wait for a few seconds thirty seconds with the Apple IIGS after switching off before you connect or disconnect anything Inside your computer COPECO EHO SH HOLE SEES ESTO SHEE OE OSES OH SCOSOSAOHESEO OE HH ETOH SCHOO OSES EO OHOSCESE OE SHS HEHE SEOEOHESESEOHHHOHOESE SOHO OEE ESEETEHESOEEOSES Before you touch your SCSI Interface or any part Inside your computer you must touch an earthed surface such as the metal case of the power supply This will discharge any dangerous static electricity that you may be carrying and you should repeat this throughout the Installation You must hold your SCSI Interface only by the edges and avoid touching the gold edge connector or any components on the card SES EE SSSSSSSSSSSj gt jjSS What You Need To Use Your SCSI Interface You must have a computer system based on the items listed below before you can use the SCSI Interface An Apple J 64K JE Pius 64K e or JIGS E A VOU or monitor E At least one disk drive 5 25 iInch or 3 5 inch E A non removable SCSI storage device such as a hard disk which uses 512 byte blocks complies with the ANSI X3T9 2 Common Command Set specification and is not larger than elght Gigabytes A system master disk for each of your operating systems 1 MPORT ANT IMPORT ANT Choosing A Slot For Your SCSI Interface The slot you choose for your SCSI Interface depends on several factors iInciuding your ty
33. up to four SCSI devices but ONLY if your SCSI Interface is set to FAST mode and installed in slot 5 ProDOS shadows your third and fourth SCSI devices in slot 2 as drive 1 and drive 2 IMPORT ANT Apple Pascal 1 3 Your SCSI Interface Is supplied with 25 Inch and 3 5 Inch versions of the SCS Support Disk The 25 Inch version of the SCSI Support Disk isa special multi system disk for ProDOS DOS and CP M The 3 5 Inch version of the SCS Support Disk is a standard ProDOS disk with ProDos support only We TPA en TE aH eas a e A EA You MUST make a working copy of the appropriate version of the SCS Support Disk for your computer system then use ONLY this copy keep both original support disks as backup cop es AMEN DSP ID UM SEAS SESE AAACN AT REAAOC AER RHORT ORV SRA Ss euakevnnssnd lvanasied sus asbudalbeabencdealccesseasveseolseandssassceus As with any ordinary disk drive before you can start using it you MUST format an scsi device If you are using ProDOS CIRTECH CP M Plus or Pascal 1 3 then you can format an SCSI device in EXACTLY the same way as an ordinary disk refer to the manual suppl led with your operating System for full instructions Ta tee aT E nes tee ecustahiseshsanessiustawey E EA As Pascal 1 3 can only use SCSI devices smaller than 16Mb see Table 1 any SCSI device larger than 16Mb must be made to seem Smaller to Pascal by using the SCS PARTITIONING PROGRAM for full deta
34. ur large SCSI device are shadowed as drive 1 in each sultable slot that the DRIVER SYSTEM program finds If you have two SCSI devices then the sections from your second SCS device will appear as drive 2 in each suitable slot The DRIVER SYSTEM program will display the slot and drive of each section it has shadowed To make this display stay on your screen just press any key once while ProDOS is starting up Any sections above 32Mb which are provided by the DRIVER SYSTEM program are NOT compatible with the SCSI PARTITIONING PROGRAM also supplied on the SCS Support Disk which uses only the first 32Mb of an SCSI device See Multiple Operating Systems for full details of the SCSI PARTITIONING PROGRAM verosecoeosooeococeseceeccocevecccecoooacoocovoocoooosccocoooccoosoooscoooccosoocoocoooososososoocssoocosesoossososssosssossosooeoe Drive 2 WARNING The unique SCSI PARTITIONING PROGRAM from the SCS Support Disk will tet you store files and programs for ProDOS CP M Pascal and DOS all in one SCSI device The partitioning program lets you divide your SCSI device into partitions where each partition is like a completely separate SCSI device that can be used ONLY by the operating system for which you created it How To Create And Use SCSI Partitions Just follow the instructions below to create the partitions that you want your SCSI device must be formatted for ProDOS before you can create any partitions 1 Start up f
35. y some start up information for your operating system The SCSI format actually makes your SCSI device re write the Internal data called address marks which the device uses to organise everything you store in it In the process EVERYTHING stored on your SCSI device wili be erased To do a low level SCSI format of your SCSI device just foliow the step by step instructions below 1 Start up from the Scs Support Disk 2 Press U for SCSI UTILITIES 3 Press L for LOW LEVEL SCS FORMAT full instructions will now be displayed on the screen 4 Press the SCSI ID number of the device you want to format S5 Press Y if you are ABSOLUTELY SURE formatting of your SCSI device will begin immediately The SCSI format may take up to 60 seconds per megabyte After you have done the low level SCS format which will also verify the SCSI format and automatically re assign any bad blocks you must use your ordinary formatting program to format your SCSI device for use with your operating system for details see Chapter 4 HOW TO USE YOUR SCSI INTERFACE Don t Panic If you have a problem that you can t solve then you must contact CHAPTER 6 the dealer who supplied your SCSI Interface and SCSI device You must try to give as much Information as you can the list below only gives some suggest ions so that your problem can be dealt with as quickly and efficiently as possibl
36. your SCSI device If you make it Into a startup disk If you have more than one SCSI device you can only start up from the first device which is the SCSI device with the highest SCS ID number With ProDOS CP M Plus DOS 3 3 or Pascal 1 3 you can make your SCS device Into a startup disk in EXACTLY the same way as an ordinary disk For full details of startup disks sometimes referred to as boot disks you must refer to the Instruction manuals supplied with your operating system With DOS 3 3 the N T command which you use for formatting will automatically make your SCSI device Into a startup disk you must refer to your Apple DOS 3 3 Manual for full Instruct ions Vo 1 Hh a A Aa a ensue sebidebeadddsbecvsseeeuscbestadedeieedace if you start up from an Ordinary DOS 3 3 disk you MUST run UDOS LANG or UDOS to be able to use the SCSI Interface FERED i a SHE A A E T O wicks With Microsoft CP M you CAN T start up from your SCSI device because Microsoft CP M was designed to work only with 5 25 Inch disk drives which means that you must always start up from your ordinary System Master disk then run the SCS cow program Ge ee ee Te NE E DUNT A L T EA This CP M program suppl led on the SCS Support Disk will let you start up other Operating systems from any slot Just type BOOT s s is the start up slot then press Return spa UN rye Ornen A a sstayau deat A A A E EA To start up from your SCSI device you just type PRs
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