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Vol 4 No 2

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1. 0 eee ee eee ROM TERM II 59 95 C1P ROM with 24 Col Display Other ROM TERM Il Features Disk Boot and ROM Disc Basic Interchange sissseeeeen ehh hh na ROM TERM 59 95 C4P MF C8P DF Disk warm start changed IRQ Vector and just flip switch for Serial or Video System with Corrected Keyboard 0c cece eens SYNKEY 39 95 ENHANCED MONITOR ROMS FOR USE ON GPIB 4 488 amp MEM BOARDS Expanded Support for C4P amp C8P Featuring Calendar Clock Line Edit Smart Terminal Memory Files Parallel Printer Control Corrected Keyboard Ali Features of ROMTERMS Disk Support with Warm Start and More Mi48P1 59 95 Expanded C2 Monitor with Calendar Clock Software Hard Disk Boot Warm Start and Multi User Control for C2 Systems 00 ce eee eee ERES MIC2 1 59 95 MEM 56K CMOS STATIC MEMORY BOARD Monitor Rom ULTRA LOW POWER By using CMOS Static MULTI USER Can be addressed for any ofthe 16 RAM Memory the total power consumption is about multi user memory partitions The low power and Amp at 5 Volts when populated for 48K Infact most single memory board partition simplify installation Printer Port of power is used by the Address Line Buffers and the and provide a typical 1400 saving for a 3 user Data Transceivers system Enhanced Compact Flat Printer Cable 60 Cycle Bild emo Clock ry Selection at any of SRE NEMON 18 Memory Partitions All logic
2. WE STILL NEED SPECIALISTS by Al Peabody Ever since computers were invented they have been attended by special personnel clad in white smocks these privileged initiates alone have been allowed to enter the special temples with their raised flooring and special air conditioning to minister to the magic machines FEATURES e Up to 64K low power static RAM e These memory chips use 40 times less power than chips used on 24K boards by OS and D amp N e Divided into 3 16K blocks 2 individually addressable 4K or 8K blocks e 2716 EPROM plug in compatible e OSI compatible floppy disk controller 8 or 5 single or double sided e CENTRONICS Printer Interface Realtime clock calendar e 10 year lithium battery back up e Accurateto 1 1000 sec e Versatile programmable interrupts e 1year full warranty tOSI is a trademark of MA COM Office Systems inc t Trademark of D amp N Micro Products inc Generic Computer Products Small business computers have that Or have they My ob servation of the most successful installations of business microcomputers tells me that things are not so totally different as they might seem and personal changed all Let me give an example as an illustration Only the names have been changed to avoid any possible embarrassment XYZ Engineering Inc manu factures complex assemblies which are then made a part of large material handling sys tems in fact
3. PW 1 FPTR 1 GOTO 700 Line 5090 branches back to the search find command The RPTR is still at the last updated record so the search continues Fred Schaeffer Jamaica NY 11435 kek k k ED issue of Jones was fuss In the Dec 82 PEEK 65 David key on OSI polled keyboard systems About a year ago I was looking for the reason why my disk wouldn t operate properly when I accidentally hit the BREAK key then jumped back into DOS via 2547 to save my program What I found was that on the 505 CPU disk controller board the BREAK key was wired to both the 6502 and the 6821 reset pins meaning that when ever you hit the BREAK key you reset the CPU and also the 6821 trashing whatever was in the PIA s registers at that time thus the disk controller didn t know where the head was etc Now if you don t have the 505 board but have a separate board with the disk controller on it such as a 610 board for the C1P or a 470 board or a D amp N CM9 board with a disk controller you won t experi ence the above problem On these boards the 6821 PIA is reset with a RC network so that when the power is first applied the PIA will reset but then stay out of reset until the power is turned off then on again Incidentally the 6850 ACIA is reset differently in that there iS no external reset pin on the chip Instead to re set the ACIA you must send it a reset control code One of m
4. With our new management team OSI is proud to announce the addition of the KeyFamily 300 series MULTI PROCESSING BUSINESS SYSTEMS to our complete line of 200 series timesharing business computers Utilizing state of the art microprocessor technology OSI now offers the highest performance microprocessor based business system available Each user has his own Z80A 4MHZ CPU 64K memory 4 channel DMA and two serial ports A system master pro cessor with a separate CPU 56K of memory 4 channel DMA and 2 serial ports handles all disk and system I O tasks Our separate proprietary 8 Megabit inter processor communications bus provides nearly instan taneous inter processor data transfers Running OSI s proprietary version of the KeyOperator 1 Multi processing operating system allows most of the over 3000 CP M based packages to run together with OST s KEYBASIC Version 2 0 KeyBasic 2 0 is the 65U BASIC version 1 43 compatible SUPER BASIC language the culmination of your input on 65U extensions and has many many features unavailable in any other language These include Enhanced Extended Input Character oriented Disk I O FIND command with limit CRT Command SWAP e WHILE WEND KILL MultiByte to MultiByte input translation Semaphore WAIT FOR with time limit Enhanced Extended Output Key Map RANDOMIZE TIMER Selectable Dynamic File Alloca tion RESUME Invisible SPOOLING on 1 to 16 Queues onto 1 to 1
5. for easier operation without constant disk Your OSI system is an investment in com puting power Get the full value from the disk hardware and software that you al ready own Just write to us and we ll send you the full story on the DiskDoubler Modular Systems DiskDoubler is a trademark of Modular Systems 14 along with the rest of our growing family of products for OSI disk systems Post Office Box 16D Oradell NJ 07649 0016 Telephone 201 262 0093 Connect Control circuitry as well as the UTI Sound Du plexer connect to it While Rick tried to get a CBT from the distributor I installed and wired the supplied six RCA jacks and DA15S connector in the pre drilled holes on the back of my computer and plugged the UTI into my 8PDF backplane Each of the wires was clearly marked and I just needed a wrench and soldering iron to install it in about 30 min utes A multimeter is also helpful to insure that 5 VDC at 1 0 amp 12 VDC at 130 ma and 9 VDC at 100 ma are available at the slot you want to plug it into The VOTRAX is a separate pot ted module that connects to a l6 pin DIP socket on the UTI via a ribbon cable It can be mounted to the board with No 6 screws and stand offs not supplied The six RCA jacks allow the UTI to control record and playback functions of two tape recorders provide an am plified VOTRAX output for direct connection to an 8 ohm speaker and also provide a
6. REM CLEAR DIRECTORY BUFFER FRINT FRINT TAR 235 DIRECTORY FAGE sNM FRINT A 118 S REM Buffer address the same for both 8 amp 5 1 4 FOR I 1 TO 256 STEF 8 FOR J 1 TO 6 FORE AtT 7 ASC NEXT J FORE AtI 7 0 3 FOKE A I 8 0 NEXT I disks REM ENTER DIRECTORY E dzO PRINT TAR 1O ENTER 0 0 0 TO END PRINT PRINT INFUT NAME FROM TO sA TS TE IF AK O0 THEN 360 IF LEN A 6 THEN AS AS FOR I 1 TO amp C ASC MID AS I 12 gt POKE A I 1 C NEXT I GOTO 270 FOKE A B 16XINT OTS 10 TS 1OKINT TS 10 FOKE A 9 16KINT TE 10 TE 10X INT TE 10 ASAE J JI 1 IF Je 32 THEN 230 IF N 2 THEN 390 DISK SAVE OR 1 2E79 1 REM SAVE 12 1 22EbE79 1 for 5 1 4 z GOTO 120 DISK SAVE 08 2 2E79 1 REM END 32nd one and store the ones entered so far in page one come back for the ones Then it will remaining Enter 0 0 0 after the last one and the program will terminate When you prompt in HOW THE PROGRAM WORKS answer Y to the line 80 the FOR NEXT loops at lines 140 to 11897 buffer at signs for 190 fill the with pound file names and ASCII zeros for track numbers 130 that A the address for the 11895 not 11897 as you expect Notice in line starting POKES is would That is because the first POKE in line 160 is at location A I J both initial I and J are equal to 1 so the address is 11897
7. 4C00 23 5 78 11 7800 l 46 891011 Signals ored in N8 The range 5000 23 56 9 11 7C00 1 45 7891011 Signal is further ored in N9 5400 234 7 9 11 8000 1 456 12 and inverted in N10 to have a FIG 1 8K RAM CARD ia lt i fay Sh m DD J i wNiL 2 9 jresg es age i x AT 1t or gt a Sii d e Pn EN Wa am oR Mos w ty Ww dy fv A 3 fiv 4 hti x a YS ww a T M X MN ta za BE M 3S i gt E Es a J a 5 gt 3 ew ert i3 AE e M Qo s c x os Y D gt a mL ay UR n g Tae Q h 13 single enable line for the chip select generator U23 This generator has 8 output lines used to select the 1K bloc of RAM This construction makes it impossible to tell which chips form the first 1K of RAM which the second etc be cause this depends on the chosen address range of the whole 8K bloc Don t feel very frustrated about it the computer will know which K to use first Of course a close study of the decoding in each case can allow you to define this also This concept also makes it a necessity to put all the 16 RAM chips on the board because otherwise you may have holes in your memory A last word on the diagram for simplification the address lines data lines and chip select lines are shown as big lines bus The connections to make with the 600 board see fig are shown as arrows which at the same time
8. secretary or payroll clerk with very little training But if you want to do something different if you want your payroll run your special way which only your family business uses if you want to do something out of the ordinary you must be prepared to spend much more in money or in time either learning to modify and write programs yourself or to have someone on your staff learn or to hirea R P of your own If we who deal with and understand microcomputers could just make this one fact much more Clear to our prospective clients I believe we would still sell com puters they are still certainly worth their price but we would also have many more satisfied customers ED Thank you Mr Law for your response regarding the cube I ve changed back to my original monitor ROM so work on that has been halted for a while My machine is a C4P with an additional power supply D amp N 24K memory board and disk INTRODUCING OUR NEW PRODUCT LINE The missing tools for the OS 65U system Our products are written in 6502 native code and are compatible with 65U single time l share or network modes Floppy or hard disk systems 129 manual 25 50 Dus Ky COM V1 5 COMPILER Configures itself to V1 2 or 1 42 dynamic variables and arrays DIM A N supports machine language routines at hex6000 last 2 pages in high memory accessible debug with interpreter and compile in 2 3 minutes Protect your valuable
9. 1 75 FEBRUARY 1983 VOL 4 NO 2 o The Unofficial OSI Users Journal P O Box 347 Owings Mills Md 21117 301 363 3268 m INSIDE o Column One Por some months all of us have felt like a caller on hold Throughout the M A COM buyout sellout and all the changes in personnel and equipment we have wondered if OSI would survive and in what form Now it looks like our patience has been rewarded The new Ohio Scientific Inc of Bedford MA has started oper ations with a bang with new products and personnel an nounced First the personnel Kenneth E Wortz President Maurice Berez V P Finance Michael Sorrentino V P Operations Jim Halverson Product Development Bill Bordy Hardware Engineering Rick Whitesel Operating Systems Mgr Frank Valcarcel Marketing The new company plans to work hard on hard disk multiuser business systems This fits in with the Comdex announce ment of the new Masterkey 300 Multiprocessor system series The 300 series is a new departure for OSI using mul tiple single board computers to give each user a separate CPU and 64K of RAM instead of forcing several users to time share a single CPU BLOCK DELETE FUNCTION 2 PRRALLEL PRINTER INTERFACE 3 DIRECTORY RESTORER 9 ADD 8K RAM TO SBII C1P 12 FUN WITH OSI S UTI 14 OS DMS KEY FILE DUMP 16 KEYWORD REVIEW 18 Also a new direction the processor used on each appli ca
10. Each time you enter a name and track POKES the ASCII value of numbers the program each character of the name into the next available buffer than six characters is blanks than six characters the in space in the If the name is less long it padded on the right with If the name is longer loop 280 310 reads lines only disks SAVE 12 2 2E79 1 for B i174 disks the six left most characters so there is no need to ask for the input again as OSI does in the CREATE program Next the starting and ending track numbers are converted to hex and POKEd to the buffer The buffer position counter A is incremented by eight and the input counter J is incremented by one If less than 32 file names have been entered control passes back to line 250 for another input If 32 names have been entered or if the last entry was the termination signal 0 0 0 the buffer is stored into the appropriate directory sector on the disk The program executes twice each directory page being handled separately The flag N corresponds to the page number Notice in lines 370 and 390 the SAVE commands will have to be changed for mini floppies WHAT THE PROGRAM CAN AND CANNOT DO Obviously the main purpose of the program is to restore directories that have become unreadable but it can be used for other things as well For Computer Business Software 6 CBS BUSI CALC The Businessman s Calculator Do yo
11. I could boot the diskette Mr Werner had fixed take it out and get at the programs to track 35 on 3 3 After a couple of hours I figured I had better initialize and copy a new disk Using 3 3 copy program I could not make any new masters After several hours of this in desperation I used Aardvarks instructions to copy track 0 The in Structions were so good that I managed to write on track 0 of the only bootable disk I had My computer store and OSI are no help Ihave finally de cided to buy an MPI B51 drive from Jade After that you can t imagine how delighted I was to read about the manual I am going to get from Jade in the Dec 82 PEEK 65 I guess I pretty well agree with Mr Pye Stephen P Rydgig Collinsville IL 62234 k k k kk 22 line is the 5360 CTR l1 PEEK 65 z But in the use of ED This is about my 3rd note with DMS 9 79 enhancements but I write them as inspirations come forth and I must have hit a hot streak I feel it is annoying when you do a label search in EDMAFL in order to change the contents of several re cords when after each record has been updated you have to again go through the whole routine to find the next applicable record For the sake of clarification suppose I need to change Something in 3 records where the key content in E G FIELD 3 is ask for L MEDIUM so you label search and record 56 comes u
12. Service in San Jose and asked him to order one for me Rick had never sold a UTI to any of his customers which is surprising since most of his clients are businessmen So when I told him I needed the CA CBT telephone line isolator as well he checked with the West Coast OSI distributor to keep me from spending un necessary money He was told it was only needed for multi line systems mare on that later With a discount from Rick the cost of the CA 15V was now 825 more than my new CM 20 memory board had cost me But I had the cash and knew it was now or never so I went ahead and ordered it friendly and dealer Rick Business A short time later my UTI arrived and in checking over the documentation lt was quickly evident that the line isolator was a necessary part of the system The CBT is required by the phone company and in tact could be rented It isolates the phone line from the computer and the UTI s Ring Detection and 65D to 473K for 8 inch floppies to 163K for mini floppies With the DiskDoubler each drive does the work of two You can changes a double density adapter that doubles the storage capacity of each disk track The DiskDoubler plugs directly into an OSI disk interface board No changes to hard ware or software are required The DiskDoubler increases total disk space under OS 65U to 550K under OS have more and larger programs related files and disk utilities on the same disk
13. also want to write Or purchase a smart modem program that will work with the UTI Other possibilities exist How about a program that would use the UTI and Vocalizer software to give a voice output of the stock quotes Now if I can only get more overtime Hmmmmm OS DMS V 9 79 CUSTOMIZED KEY FILE DUMP by Frederick S Schaeffer 84 55 Daniels Street 4f Jamaica NY 11435 Using OS DMS s data base util ities can take a frustrating amount of time A few weeks ago I was asked to provide an organization with a geo graphical breakdown of members vs States of residence I looked for a number of oc currence in the stat section of STATO3 STAT3A in vain because this version doesn t have it To solve this problem sensibly rather than count totals by hand off a printout in zip key order which takes hours for a file with 800 records I did some heavy thinking and found a better way I customized the kdump utility to do the job for me The prerequisite to running the amended kdump is to load a KEY FILE In my case I use PEEK 65 Inc s beautiful KYUTIL program which takes about 12 minutes to load sort my keyfile Since KYUTIL is capable of loading more than the contents of one field in the resulting keyfile it is highly suitable for this number of occurrences coun ting If you load sort by State and zip you get a listing that can be broken down to greater detail in regard to foreign add
14. cable a Shugart SA400 5 1 4 drive Aardvarks basic 3 ROM and the 502 CPU board Let me tell you about some of the fun I ve had lately Mr Stanley Windes who wrote an article about using a Shugart SA400 in a CIP was kind enough to put me in touch with Gerald Werner who also was kind enough to make me a disc with the changes necessary on Track 0 to enable 65D to work with my system What a thrill it was to hear the drive whirring and stepping through the necessary tracks and seeing the BEXEC program waiting for my re sponse on the CRT My machine would not let me get at the program though After many fruitless attempts to get at the program I gave up but then remembering an article in Aardvark Journal does it Still exist that said the CEGMON boot doesn t work I wrote to Rodger Olson His response a couple of months later was of no help other than to tell me to replace the CEGMON with the original ROM I could have figured that out Anyway I did sob losing my backspace and other neat stuff but now the boot worked and I could run the programs Prior to this I had purchased 65D 3 3 from my store because my dealer called OSI who told chim that 3 3 would work on any step drive regardless of the ping rate This is not the case They next said to change a location in what did boot This changed the DOS from 2 to 1 mhz Needless to say it didn t work either What did I care though
15. deleting moving copying and video attribute changing Speaking of video attributes you may configure your ter Minal driver so that certain video attributes relate to printer attributes In my case Boldface on the printer is Bright on the CRT and Underscore on the printer is Underscore on the screen This is a whole lot better than having some control code on the screen which takes up room and which I must in terpret Other features are Block insertion virtual files hard and soft hyphens pagination and carriage returns There is a define menu which allows you to quickly change the printer specs a file menu which will allow you to look in the directory rename or erase files and change disks There is also a very useful help menu For 400 you get a manual and a distribution disk This disk has no system on it and is in the new OSI format so you must also buy the new CP M version 2 25 for 190 The manual contains a meager section on installation which works very well if you happen to own one of the supported terminals and printers The supported terminals are ADDS Viewpoint Hazeltine 1420 Televideo TV950 ADM3A Dec VT 52 The supported printers are STARWRITER NEC 7715 Qume Sprint 5 Epson MX 80 Basic Printer Should you not own one of these you will have to write your own driver Supplied are source code for the TV950 and the MX 80 You had better be prepared to borrow a supported te
16. have tested the program under both versions 3 2 and 3 3 of OS 65D I have NOT run it on a system using 5 1 4 disks and the information on the required changes comes from OSI s documentation If you run it on a 5 1 4 system please first try it on a spare disk and let the other PEEK 65 readers know of any difficulties you encounter those who program to One final note for want to use the change only one page of the directory no one ever wants to run a program as is to change page 1 only simply enter a C R after the page 1 portion has finished and you see the message DIRECTORY PAGE 2 That will terminate the program without altering page 2 If you want to change the second page only add the following line EN 65N 2 This will take you directly to the second page modification routine without affecting page i ADD 8K RAM TO YOUR SBII OR CIP by Guy Vanderwaeren 06100 Mexico 11 D F Mexico This description of a do it yourself board of 8K RAM to 12 Let s have a look now circuit will add to a SBII or CIP is something for the routined hardware freaks Because of its relative complexity it is not recommended as a first project I have owned a SBII for about two years now and I am sometimes limited in program writing by the 8K RAM on my 600 board On the other hand my economic situation does not permit me to buy the 610 extension board Therefore I got the idea to design an
17. if you wish and if you do not use those verbs for their normal function I will describe the use of this routine from USR whose vector is at 000B but you can use LOAD by changing its vector at 021E decimal 542 or SAVE with its vector at 0220 decimal 544 TO use the routine as de scribed enter it at any convenient location it is position independent and point USR s vector to it by POKEing the high byte of its Starting address to decimal 12 and the low byte to decimal ll For instance if you choose to place the routine at 1000 use POKE 12 16 POKE 11 0 Then to delete lines 100 thru 200 for instance type USR 0 100 200 lt cr gt If you wish to use LOAD POKE the address to 543 and 542 and type LOAD 100 200 cr line link pointer to CALL NORMAL DELETE ROUTINE At the entry to the routine Basic s next byte pointer in GETBYTE points to the byte after the right parenthesis The JSR 00C2 gets that next byte as Basic normally does in preparation for the numeric conversion done by the JSR A77F This conversion leaves the value of the first line number the 100 in the example above at 0011 0012 The JSR A432 then seeks that line number leaving the address of the beginning of the line at 00AA 00AB That address is then saved at 00FE SOO0FF so that it will not be destroyed in searching for the other line The LDA SA4 and the JSR check for the hyphen
18. inflection it was much more natural but not as natural as OSI AFFORDABLE DATA BASE MANAGER Now you can own a full featured DB Manager that doesn t cost more than your computer B amp W FILE MASTER runs under OS65D V3 3 video only Single or dual drive Requires 48K RAM FEATURES User and or pre defined files with coding options formatted screen viewing and inputting find edit update delete amp page Screen quick and format dump Manual included only 55 00 Manual only price applied towards purchase 10 00 ADD ON FEATURES Label print option 45 00 Report generator 45 00 SPECIAL INTRODUCTORY OFFER B amp W File Master amp Report Generator 80 00 B amp W File Master amp Label Print Option 80 00 B amp W File Master Report Generator amp Label Print Option 105 00 Above prices include manual For more information contact BUNIN amp WARD COMPUTER SERVICES P O BOX 895 CHURCH STREET STA NEW YORK NY 10008 212 434 5760 DISK DRIVE RECONDITIONING FLAT RATES Parts amp Labor Included Missing parts extra 8 Double Sided Siemens 170 00 8 Single Sided Siemens 150 00 8 Double Sided Remex 225 00 8 Single Sided Shugart 190 00 8 Double Sided Shugart 250 00 5 M P I Single Sided 100 00 Specific models amp other rates upon request ONE WEEK TURN AROUND TYPICAL You ll be notified of The date we received your drive Any delays amp est
19. oi x du oo socketed B us IEEE 488 CONTROLLER INTERFACE Compact Flat Printer Cable MC68488 GPIB Controller Printer Port 60 Cycle Clock Enhanced Monitor ROM EEE 488 78 A B x i i 8K Memory Interface E ji Socket lor Eprom Programmer Selection al any of 36 Memory 32K Memory ME EE NS j a Partitions A l Standard Bus All Logic Socketed THE GPIB 4 448 INTERFACE BOARD CONVERTS ANY OSI COMPUTER INTO AN IEEE 488 INSTRUMENT BUS CONTROLLER BENEFITS Provides a Sophisticated Instrumentation Controller at very low cost often saving thousands of Dollars The combination of IEEE 488 Instrumentation Controller and High Capacity Hard Disk file storage available on OSI Computer systems is available at a fraction of the cost required by the nearest competitor The IEEE 488 Bus also known as the GPIB HP IB or IEC 625 is the most popular International Standard for connecting instrumentation systems This 16 line bus is designed to inter connect and control up to 15 instruments at a time Currently over 2000 different instruments are available to work on this bus They include Plott jf ers Digitizers Printers Graphic Displays Recorders and a multitude of specialized Test MeasurementControl Equipment 7 EPROM ABLE Can be used with a C4 P to create a dedicated IEEE 488 amp controller C2 D MULTIPLE USER SYSTEMS a SAVE 2 and 3 user Time Sharing Systems are available on the C2 D ie Wincheste
20. pin compatible with the 6502 The CMOS ver Sion uses very low power and is available in 2 3 or 4 MHz Of greatest interest to OSI users is the fact that the R65C02 implements an addi tional 59 op codes over the 6502 The new instructions include pushing and pulling the X and Y registers onto the Stack increment and decre menting the accumulator and a branch always A group of 16 new instructions allow any bit in page zero to be set or reset Another set of 16 new instructions allow branching dependent on any bit in page zero The STZ command stores a zero in any byte A new addressing mode IN DIRECT has been added to several existing instructions The JMP command now has an INDEXED ABSOLUTE INDIRECT mode JMP IND X All of these operations can be performed on a 6502 however may require two or three separate instructions I have not yet located a source of these chips in single units I intend to install one in my OSI system soon However the next step will be to modify the assembler to make use of the expanded instruction set Earl Morris Midland MI 48640 k k k k k ED This is to inform you and PEEK 65 thct the OSI Special Interest Group Bulletin Board is now up and running on CompuServe Inc s MicroNet utility In most cities CompuServe is only a local phone call away thus giving OSI users from across the country inexpensive access to an information service dedi cated just to
21. signalling an SN ERROR if it is not the next character Then the JSR SA77F converts the high line number the 200 and stores it at 0011 0012 as before Since we want the deletion to be inclusive we must search for one line number higher to find the first line which will be left as part of the program The INC BNE INC sequence han dles this and then the JSR A432 searches for the line as above Now to fool the delete routine We have the ad dresses of the first line to be deleted and the first line after it to be retained We must make it appear that there is only one line between the two addresses To do this we change the link pointer of the first line to point to the second To do the required indirect addressing we must first load Y with a O0 This is aS convenient a time as any FIGURE 1 Printer Interface Schematic to zero out location 0013 to prevent anything from being inserted in place of the lines we are deleting Then we load T417 i o the two bytes of the address J2 P J3 CN d of the second line the line 6 8 I5 after 200 from 00AA 00AB i and store them to the two 6 bytes pointed to by 00FE 00FF The two LDA STA pairs then reset the line pointer a 00AA 00AB to point to the MEN first line 100 and then the 3 normal delete routine is called It takes care of all 2 the necessary internal house keeping and then returns to i R Basic s immediate mode No tice that if y
22. systems In retrospect I am partially at fault for this omission Per haps I should be contributing some of my efforts to PEEK 65 Actually I am not alone in this regard There must be lots of C2 4 hackers who are doing interesting things with their systems but are too busy to share with other PEEK 65 readers Harry B Pye Lansdale PA 19446 Harry Thanks for your comments and we look forward to receiving articles from you also from all the other C2 4 hackers out there Al ok k ko ok ED In response to Guy Vander waeren s letter in the Decem gt ber issue both project one and project two are covered in my upcoming article in the Feb ruary issue of MICRO The Advanced System Journal form erly MICRO The 6502 Journal I don t feel the need for DIP Switches is worth the extra effort though Also rather than try to use the 2708 and 2716 s 2732 s are the better choice Two IC s will utilize the entire 8K available from 8000 to 9FFF and no 5v is required as with the 2708 To use the RS232 port you don t have to give up the cassette port and the 600 board is ready to accept an SPDT switch via J3 without complicated rewiring Refer to the schematic and cut W12 when installing the switch David A Jones Miami FL 33165 k k k ED Rockwell International has in troduced a new CMOS micro processor the R65C02 This chip is claimed to be both software and
23. the standard DMS file structure and Nucleus utilities such as file create master file edit and file merge programs to make the job easier At this point Pat and Mike needed a programmer Again on my advice they decided not to hire a professional pro grammer but rather a very intelligent and enthusiastic young woman who was to learn programming in OSI Basic then produce the needed programs with some help from me This was perhaps the most questionable advice I ever gave them or anyone else Please understand The candi date programmer was plenty Smart certainly capable of learning the job Further more her husband was an R P Real Programmer and ready to help What is questionable is my assumption that an intelligent person can learn enough Basic programming in a relatively limited period of time to produce useful business programs without costing more in learning time salary than a professional programmer would charge in MnM Software Technologles Inc 9701 Fields Rd Suite 1904 Gaithersburg Maryland 20878 Ky ASM V1 1 ASSEMBLER Virtual source files superfast many extra features including a label table fees for the same job Sue the candidate programmer spent some frustrating months going through the process I had gone through before her learning Basic and OSI s DMS file structure Perhaps if I had remembered how much of my learning time occurred between midnight and 5 AM I woul
24. the 502 505 527 540 and 542 boards A bargain at 15 00 C2 C3 Sams Photo Facts Manual The facts you need to repair the larger OSI computers Fat with 30 00 useful information but just OSl sSmall Systems Journals The complete set July 1977 irang April 1978 bound and reproduced by PEEK 65 Fuli set only us 15 00 Terminal Extensions Package lets you program like the mini users do with direct cursor positioning mnemonics and a number formatting function much more power than a mere print using Requires 65U 50 00 RESEQ BASIC program resequencer plus much more Globa ahenaee tables of bad references GOSUBs amp GOTOs variables by line number resequences parts of programs or entire programs handles line 50000 trap Best debug toot I ve seen MACHINE LAX GUAGE VERY FAST Requires 65U Manual amp samples only 5 00 Everything for 50 00 Sanders Machine Language Sort Merge for 0S 65U one TTN sort and merge documentation shows you how to call from any BASIC program on any disk and return itorany other BASIC program on any disk floppy or hard Most versatile disk sort yet Will run under LEVEL I Il or Ill It should cost more but Sanders says sell it for just 89 00 KYUTIL The ultimate OS DMS keyfile utility package This implementation of Sander s SORT MERGE creates loads and sorts multiple field conditionally loaded keyfiles KYUTIL will load and sort a keyfile of over 1500
25. them In addi tion to being a bulletin board the OSI SIG has data bases for software and ex change of articles and best of all a special subset of CompuServe s Citizen Band Sim ulation program that allows many people to communicate directly with each other I hope to schedule regular meetings using the Conference system as the SIG develops To get the OSI SIG enter GO PCS 125 from any exclamation point prompt in DISPLA Thanks for your help Richard L Trethewey Pacifica CA 94044 BUG FIX FROM OSI Planner Plus V 4 XX In order to suppress the printing of a sign on money fields the location 41227 may be poked with the value 32 in the program PLNS ADS UPGRADE YOUR CAP TO 8 FLOPPIES Buy this OSI C8P converted C2 8P w 48K Parallel printer board dual 8 disks w controller Excel lent condition 800 00 or make offer Tom Rowlett 301 831 9382 11296 Windsor Court Ijamsville MD 21754 23 The Unofficial OSI Users Journal P O Box 347 Owinds Mitis Md 21117 DELIVER TO GOODIES for Ost Userst The Unofficial OS Users Journal P O Box 347 Owings Mills Md 21117 301 363 3208 C1P Sams Photo Facts Manual Complete schematics scope waveforms and board tinea All you BULK RATE U S POSTAGE Owings Mills MD PERMIT NO 18 PAID 3 00 need to be a C1P or SII Wizard just 7 95 CAP Sams Photo Facts Manual Inctudes pinouts photos schematics for
26. will be able to buy soft place in cluding mail order discount houses All in all it sounds like OSI has done it right with a powerful true multi tasking computer using the industry standard disk format and operating system while still maintaining compatibility with the 65U programs we have written for our systems It is debatable how much 65U software will continue to be used but I am very glad we have that option Now we must wait a few weeks to see what plans there are for the polled keyboard hobby ist systems Of course they are still supported and parts and repair are available from CCCC but will they be re vised upgraded re designed Or manufactured in their old form Only time will tell ce THE WORKINGS OF BASIC A BLOCK DELETE FUNCTION by Steven P Hendrix Route 8 Box 8lE New Braunfels TX 78130 As you may recall from my column a couple of months ago the line editing portion of the Basic interpreter on the ClP contains the logic to delete a single line program include the logic to delete a block of lines as do some Basic interpreters on more expensive systems For in stance if I choose to delete all lines from 100 thru 200 I must delete each line in dividually by typing in its line number and a carriage return This can be extremely tedious This situation may not occur very often but a simple method of doing the job would be useful I will pre sent here a mach
27. 0 ZIP codes in under three hours Never sort another Master File 100 00 BOOKS AND MANUALS while quantities last 65V Primer Introduces machine language programming 4 95 CAP introductory Manual 5 95 Basic Reference Manuat ROM 65D and 65U i 5 95 C1P C4P C8P Users Manuals 7 95 each please specify 7 95 How to program Microcomputers The C 3 Series 7 95 Professional Computers Set Up amp Operations Manual C2 OEM C2 D C3 OEM C3 D C3 A C3 B 8 95 C3 C C3 C TOTAL Cash enclosed Master Charge E VISA Account No 1 Expiration Date __________ MD Residents add 5 Tax Signature C O D orders add 1 50 NATIO aou rtu cm a meer LU ee Postage amp Handling i TOTAL DUE POSTAGE MAY VARY FOR OVERSEAS Ce c 0 12 15 DIBIB ss p 24
28. 6 printers Record Locking Extended EDITOR 4types of Program Chaining with COMMON Verb Upto 15 Disk Channels with individual buffers Subroutine CALL SuperTrace TIME DATE RENAME 9 INSTR Delete Resequence and Renumber In Basic PRINT USING ON TIMER GOTO and editor commands ON ERROR GOTO e ERASE delete file OPEN creates file FIX 16 Digit Precision DEV The KeyFamily 300 series will initially be available in 4 models the 10MB 330E and 40MB 3301 up to 4 users and the 350J JJ up to 8 users These systems will include KeyOperator 1 KeyWord Word Process ing System and KeyBasic Orders are now being taken for deliveries scheduled in February KeyBasic 2 0 Language manual is available now for 25 00 ORDER YOUR SYSTEMS NOW from your dealer or OHIO SCIENTIFIC Inc 7 Oak Park Bedford Ma 01730 Tel 617 275 4440 This initialization code is only needed once at system boot time To make it easy I wrote the initialization code in Basic and it may be added to BEXEC Suitable changes in line numbers are required of course to fit your BEXEC As an alternative the BASIC program illustrated may be put into a file and called by a RUN filename command This is the way I do it on my CIP The output Character sub routine simply takes an 8 bit character from the accum ulator and places it on the parallel interface if the printer is not BUSY This rout
29. AM upon boot Video Editor also provides single keystroke control of sound screen format color and background color Eight inch or mini disk 14 95 Specify amount of RAM SOFT FRONT PANEL Soft Front Panel is a software single stepper slow stepper and debugger emulator that permits easy develop ment of 6502 machine code SFP is a fantastic monitor simultaneously dis playing all registers flags the stack and more Address traps opcode traps traps on memory content and on port and stack activity are all supported This is for disk systems with polled keyboard and color b amp w monitor ok Uses sound and color capabilities of OSI C2 C4 C8 systems not for C1P Eight inch or mini disk 24 95 Specify amount of RAM Manual only 4 95 May be later credited toward software purchase Six page brochure available free upon request TERMINAL CONTROL PROGRAM OSI TCP is a sophisticated Terminal Control Program for editing OS 65D3 files and for uploading and down loading these files to other computers through the CPU board s serial port on OSI C2 C4 and C8 disk based systems with polled keyboards Thirteen editor commands allow full editing of files including commands for sending any text out the terminal port and saving whatever text comes back INDUTL utility included for converting between BASIC source and TCP file text Eight inch or mini disk 39 95 Manual only 2 95 WRITE FOR FREE CATALOG Pri
30. FACES AND SOFTWARE The General Purpose Instrumentation Bus GPIB Controller interface isavailable for ail OSI Computers Machine code GPIB Drivers are linked to Basic to provide easy control of IEEE 488 instruments which isequal to the best of Hewlett Packard Controllers and far superior to most others Basic Commands for Serial Poll Parallel Poll IFC Clear full Local Remote Control Respond to SRQ interrupts Send Trigger do Formatted Input Output Direct Memory Input Output and MORE Interface includes IEEE 488 Ribbon Cable Connector GPIB Controller Interface for C2 C3 C4 and C8 Systems GPIB 4 488 395 GPIB Software for OS 65D Add 8 for 8 or 5 for 5 GPIB 488 D 70 GPIB Software for OS 65U 000 6 GPIB 488 U 100 GPIB Software on two 2716 EPROMS forROM based systems GPIB 488 R 100 Add Optional Parallel Printer Interface to GPIB 4 488 P 120 Add Optional Calendar Clock to GPIB 4 488 6 ee eee T 25 Add 2K RAM to GPIB 4 488 Specify location 4000 BFFF amp DOOO SSEFFF available M 25 GPIB Controller for C1P Includes Software Clock All Features of ROMTERMS amp space Tor 6K EPROM ires dresR un VANGREC EPI WE EIAS PANT GPIB 6 488R 395 Add Optional Parallel Printer Interface to GPIB 6 488R P 120 EPROMS C1P ROM with 24 48 Col Display for Series I Smart Terminal Line Editing Corrected Keyboard Screen Clear and More
31. LAST TOTAL 680 PRINT PRINT DONE GOSUB 62000 GOSUB 60000 690 PRINT 5 PRINT 5 GRAND TOTAL TC 1 GOTO 510 REM 510 IS COMMON EXIT TO DBMSYS 699 TC TC CC IF TC 2 THEN GOTO 701 700 PRINT 5 TMPS TOTAL CC 701 CC 0 GOSUB 60000 702 RETURN Dp PP PPS DppDp m SELECT P PRINTER FOR BREAK POINT LIST The resulting printout looks like this XYZ COMPANY DISTRIBUTION 12 13 82 NY TOTAL 32 NJ TOTAL 62 NH TOTAL 50 GRAND TOTAL 144 k x KEYWORD REVIEW the front of the keys they don t stick too well Put by Dickinson H McGuire them on the top of the keys 1125 Mainsail Drive and live with the incon Annapolis MD 21401 venience of not being able to see the letter there Keyword Ohio Scientific s new word processor based on Keyword has a couple of very Palantir and using the new OSI nice features I haven t seen CP M version 2 25 is a far cry before The first is the Lex from any other word processor icon You may create a table offered by OSI It is also a of up to 39 phrases which can far cry below Wordstar Not be called into your text with just because it is of itself only two keystrokes The sec inferior it is not but be ond feature is the concept of cause there are so many other Direction things to go with it when you buy Wordstar There is no You may set the Directions as spelling program merged let either from the cursor ter program or spread sheet position to the front or to program the end
32. NEGATIVE NO IRGB CB2 PULSE ON WRITE TO B PORT INITIALIZE PRINTER SET INIT DELAY 390 MICROSECONDS NEEDED SET NOT INIT LINE HIGH OS65D REM REM REM TO MATCH OS65D REM REM REM REM REM REM REM REM PORT A BITS 9 6 INPUT REM PORT A BIT 7 REM REM REM REM NO IRBQ REM PIA 62464 REM POKE PIA 1 9 REM POKE PIA 3 REM POKE PIA 128 REM POKE PIA 2 255 REM POKE PIA 1 4 REM POKE PIA 3 44 REM REM REM REM POKE PIA REM FOR I i TO 10 REM NEXT REM POKE PIA 128 REM REM DONE WITH INITIALIZATION REM OUTPUT CHARACTER ROUTINE REM BASIC VERSION REM REM COMPATIBLE WITH REM CORRESPONDS TO ASSEMBLER REM VERSION VEC 8983 REM 2317 2318 ADD 9499 REM 24C1 24CC FOR I TO 11 READ N POKE ADD I N NEXT I DATA 72 DATA 173 0 244 DATA 196 DATA 176 250 DATA 1984 DATA 141 2 244 DATA 96 FOR I 6 TO 1 READ N POKE VEC I N NEXT I DATA 192 36 ClP this meets the re quirement of a 0 5 microsecond STROBE NOT pulse The CBl control line is programmed to receive the ACKNLG NOT pulse from the printer Although the Inter rupt capability of the PIA is not being utilized in the examples a negative tran sition of CBl will set bit 7 of the PIA port B status register This isn t strictly necessary but it does indicate that the data was accepted and may be used in more sophisticated interrupt driven applicatons OHIO SCIENTIFIC Inc
33. OFTWARE 95 percent of existing 0S 65u software is compatible with the DB 1 An OSI operating system patch program is supplied on 8 inch floppy disk as required The patch program is copied to the user disk that contains the OSI operating system and when the computer is turned on the patch program will automatically tie in for more information call or write p o box 7276 denver co 80207 303 364 6987 Dealer Inquires Invited OSI and OS 65u are trademarks of M A COM Office Systems INC provide general expansion ca pabilities EXPANSION POSSIBILITIES I found several expansion op tions availble for the CIP A disk interface and up to 24K of memory may be added with an OSI 610 board D amp N Micro Products makes an expansion connector that will convert the CIP to a standard OSI 48 pin buss after which almost any 48 pin board may be used Aardvark Technical Services offers a couple of versions of an 8K memory expansion board And Mittendorf Engineering has a 256 x 256 dot graphics video board All ot these expansions seem to be excellent yet each has its draw backs None provide an interface for a printer Some are expensive or have hidden costs Others are dead ends and don t allow further expansion Some work with the 600 board but not the 610 or vice versa It s just difficult to expand a C1P past the individual board For these reasons I was delighted to run across the DC650 Mo
34. R FOR OS 65D by Willis H Cook 1298 Renee Drive Lilburn GA 30247 Here is a little utility program one that you may never have to use but one that is very helpful if you ever do a directory re storer I don t kow why directories go away and it doesn t happen very often but when it does it is a terrible nuisance to resurrect them If the di rectory track header is gone the OSI COPIER utility can t copy the disk so you have to copy your files onto a new disk one at a time Even if you can make a copy you still have to use the CREATE utility and re create every file in order to get the names put back into the directory In order to use this program you must have a current copy of the directory of the disk you want to restore If you don t have one you must hunt through the disk and find all your files by using the command DISK LOAD xx where xx is every track number where a file might start You will get an error message if you try to load a track that is not the start of a file If the file loads you must LIST it to identify it It is easier to have a current directory available DIRECTORY FORMAT Disk directories are stored in two parts disk track 8 sector 1 holds up to 32 file names and track 8 sector 2 holds an additional 32 names These numbers refer to 8 disks The track number is 12 for 5 1 4 floppies One disk sector corresponds to one page of memory or 256 bytes The DIR
35. SSO 48 OUTCHR PHA j 160 AGB1 AD F4 AGAIN LDA PIA I TEST IF PRINTER BUSY 165 A694 bA ROR A 178 A 5S BOFA BCS AGAIN YES WAIT UNTIL NOT BUSY 189 A897 68 PLA INO SEND CHARACTER 190 A BD 2F4 STA PIA 2 WRITE TO PIA amp STROBE 200 A B 50 RTS DONE RETURN 210 2317 2317 MODIFY 1 0 VECTOR 228 2317 C BYTE C 24 220 2318 24 PROGRAM CROSS REFERENCES SYSTEM C tates Sap A Creative Applications 1529 Denniston Ave Pittsburgh PA 15217 412 422 5448 ANC GaN Essential for the serious OSI 65 U BASIC programmer Formatted listing of all BASIC programs Sorted formatted list of all line number references Identification of undefined statement numbers Sorted formatted token concordance of all BASIC commands Sorted formatted variable cross reference Fast sort routines separately programmed available for all uses Easily configurable to any terminal and memory size Requires dual 8 disks time that the System was booted although it could also be made a part of BEXEC as is the initialization of the PIA and printer This is the method used in Listing l If the majority of your pro gramming is done in BASIC this is the easier of the two methods The other way is to modify the Operating system itself as it resides on the disk This change is required only once From then on as the system is booted the printer driver code is loaded into the machine The assembly code for the dri
36. al that is a little strange is the STROBE NOT command This signal tells the printer that valid data is available on the interface and is a minimum 0 5 microsecond negative pulse Usually STROBE NOT is gen erated with a one shot multivibrator However a PIA has as one of its control lines CA2 or CB2 depending on which port a programmable Signal that may be used for just this purpose I decided to use this instead of the one shot allowing a simpler interface and a little less software The schematic for the interface is shown in Figure l Aside from the DC660 Dual PIA board a cable interface and driver receiver board is re quired Cable drivers are two quad driver 7417 ICs A Simple resistive network con sisting of a 220 ohm and 390 ohm resistor terminates each received line The resistors are mounted on a 24 pin DIP header for convenience All sockets are wire wrapped using a Radio Shack 276 1395 prepunched perfboard to hold the sockets A drop of 5 minute epoxy under each keeps them from wobbling The out put connector is a standard 24 pin wire wrap socket The parts layout I used is shown in Figure 2 but there is nothing critical about the layout The cable to the printer consists of twelve twisted pairs terminated at one end by a 24 pin DIP plug and an AMP 57 30360 plug to match the Epson MX 80 connector at the other end The complete cabling diagram for the printer interface i
37. by trade name in editorial material or advertisements contained herein in no way constitutes endorsements of the product or products by this magazine or the publisher from a However it does not 8TA 13 LBA SAA STA SFE LDA SAB INY STA SFE Y LISTING 1 BLOCK DELETE JSR 00C2 RETRIEVE THE LAST CHARACTER JSR A77F CONVERT ASCII NUMBER TO BINARY NUMBER JSR A432 SEARCH FOR LINE LDA SAB SAVE ADDRESS OF THE LINE STA SFF LDA SAA STA FE LDA SA4 CHECK FOR HYPHEN JSR AC03 BNE 4 INC 12 LDY 0 HE me o JSR A77F CONVERT SECOND LINE NUMBER INC 11 INCREMENT LINE NUMBER JSR A432 SEARCH FOR LINE FOLLOWING LAST LINE TO BE DELETED TO PREVENT SPURIOUS INSERTIONS CHANGE POINTER FIELD OF FIRST LINE LDA FE RESTORE POINTER TO PIRST LINE STA SAA LDA SFF STA SAB SEC JMP A2A2 e first of the that pointer in the lines being deleted so it points to the first after the deleted section For instance suppose we have a program consisting of lines numbered in increments of 10 and we wish to delete lines 100 thru 200 We could set line 100 s point to line 210 and then call the normal deletion routine The routine would then carry out the desired function keeping the rest of the program intact The program presented in listing 1 does the job as described It is meant to be called with the USR function but could also be called by SAVE or LOAD
38. by your friendly VOTRAX CALL ANY MODEM is a DUMB terminal program that also outputs to a serial printer on a polled keyboard system or a parallel printer in a Serial system MONITOR FOR MODEM CALLS answers DUMB terminal calls The next two selections are part of an auto interrogate demo that can poll a weather Station at desired intervals selection six being a sim ulated weather station that will send simulated statistics if called checks the input and Since I MODEM SELF TEST modem with 500 output characters knew I couldn t use the modem yet without the CBT I tried the self test and it passed with flying colors so everything was O K or was it I then decided to try the VOTRAX disc The manual fairly well written by the way said the UTI would Support the VOTRAX just like a CA 14A VOTRAX I O board It turned out that the VOTRAX software is in fact CA 14A software Well I fired up the disk and got a menu of seven programs 1 TALKING CALCULATOR 2 DEMO 1 W INFLECTION 3 DEMO 2 4 BLACKJACK GRAPHICS VERSION 5 BLACKJACK SERIAL VERSION 6 23 MATCHES 7 BUZZWORD The first program on the menu solved problems verbally while printing them on the screen or spoke random numbers generated by the program The next two programs dem onstrated VOTRAX with and without inflection I was to learn later that without in flection VOTRAX sounds like a science fiction robot With
39. ces shown are postpaid Specify computer model amp RAM NEW ADDRESS Technical Products Company P O BOX 9053 Boone NC 28608 name times 32 names gives 256 bytes a perfect fit in the buffer There is a slight complication however If you have ever read a directory sector into the video memory to see it on the screen you noticed that the track numbers were represented by graphics symbols If you looked up those symbols in the Character Graphics Reference Manual you also noticed that the graphics symbols correspond to the track number converted to hex For example if you have a file residing on tracks 21 22 it will be represented in the directory file as FILNAMI where FILNAM is the name of your file is the character represented by 21 and is the character represented by 22 The advantage of this scheme is that any track number can be represented by one char acter since there are 256 unique alphanumeric graphics characters available more than enough to represent the maximum 77 tracks on a floppy The disadvantage is that the track numbers have to be translated from the user s stored in the directory and re translated from the directory back into decimal numbers when displayed in a directory printout Lines 320 and 330 in the listing do the conversion from decimal to hex Do they look familiar The same routine is used in OSI s CREATE utility input when HOW TO USE THE PROGRAM Whe
40. d have been less optimistic about the time required Sue was restricted to regular office hours 9 to 5 five days per week and had to depend on my availability plus the inadequate documentation we could pull together to help her Fortunately Sue is intelligent and a very logical thinker Fortunately Pat and Mike are patient and kind Fortunately all of them Shared an enthusiasm for the potential of the computer and a determination to make it work Long after many other businesses would have written the project off Sue was reading and re reading what passed at the time for OSI manuals trying various ap proaches to organizing the data and the calculations and calling on me and her husband Dick the R P for help when She got in a real bind The result has been ultimately a success story Sue hardly ever calls me any more The programs mostly work and do most of what they were intended to do along with a lot of things which came to mind on the way Pat and Mike still speak to me What is the lesson of all this It seems to me that computers even clever little microcomputers can do just so much with the programs supplied with them If you want to do just Accounts Receivable or Payroll or a Mailing List Application and most importantly if you are willing to do the application exactly as the program was designed to work you can buy a computer and some programs and turn the job over to your
41. ether with the clock 02 and the R W gives us the data direction signal DD which is buffered with N13 and N14 in parallel to have an open collector output with enough power Next we have the real address decoding with Ul18 to U22 Four 4 bit comparators U18 U19 U20 U21 are used to select the 8K range This range is set with 12 DIP switches Sl to S812 The first 6 of these switches set the starting address the last 6 set the ending address Why set the ending address Two reasons first to simplify the following chip select generation and second to allow for other uses of the memory locations in the range of 2000 to S9FFF This of course not on the same ones already used for RAM Table 1 gives the settings of the switches for each starting address kkk amp TABLE Le Starting Closed Address Switches 2000 3456 10 2400 2 7 10 x es to u Tia iu te ee Ed JBEE 2800 2 6 8 10 The comparators U18 and U19 2C00 2 5 78 10 5800 234 6 89 11 check if the address on the 3000 2 56 910 5C00 2345 789 11 bus is greater than or equal 3400 24 7 910 6000 23456 1011 to the starting address these 3800 246 8910 6400 1 7 1011 two possibilities ored in N7 3C00 2 45 78910 6800 1l 6 8 1011 The other two comparators U20 4000 2 456 11 6CO00 1 5 78 1011 and U21 check if the address 4400 23 7 11 7000 1 56 91011 is less than or equal to the 4800 23 6 8 11 7400 1 4 7 91011 ending address these two
42. extension board with 8K RAM As the possibility exists to be able to buy the 610 xboard later it would be nice to have the extension board with switches SO that it is possible to still use it later together with the 610 board This one comes nor mally with 4K of RAM so I thought it would be very nice to be able to switch the extension board to different Starting addresses SO it would be possible to change only a few switches when I populate the 610 board 1K at a time If the 610 board is fully populated with RAM then the extension board still can be used because the memory map of the SBII shows an unused portion of 8K in the locations just following the 610 board RAM The board described here has all these possibilities It has 8K of RAM with switchable starting addresses and ending addresses more on this later The addresses can be set in steps of 1K at a time Another thing that s good to know is that this board for the moment only exists on paper so there is a pos sibility that there are some errors in the circuit Nevertheless I was asked by the Editor to send the diagram and description anyway I would greatly appreciate it if anyone who finds a circuit error would write to me via PEEK 65 so can correct it ideas or suggestions welcomed that everybody Also further will be at the circuit itself On the first glance it seems quite com plicated and the printed certainly be T
43. he working is on the contrary a lot easier There are two great blocs the RAMs which are Ul to U16 and the address decodification which is the rest of the diagram The RAMs are connected in parallel with their address lines A0 to A9 their data lines DO to D7 their power lines GND and 5V the whole circuit works on 5V and will consume about 1 3A max and the read write line R W Because the 2114 type RAM is 4 bits by 1K memory the data lines are separated into two groups of 4 and each chip select line CS1 to CS8 goes to two RAMs in parallel All the address lines data lines the R W line the clock line 02 and the data direction line DD are connected to the 40 pins extension connector on the 600 board It would be a good idea to put buffers on the R W line the 02 line and all the address lines to evitate the trouble of a burning CPU These lines are NOT buffered on the 600 board On the other hand the data lines are buffered but you have to install 2 8T28 chips in the empty sockets U6 and U7 on the 600 board How does the decodification work First let s look at the circuit around U24 U25 U26 The possible locations for the RAM are from 2000 to 9FFF The decoder U24 covers this whole range with the input of A15 A14 A13 and an enable line coming from N10 which gives a more specific address selection see later The 4 outputs are ored together with N12 and ODDl DD2 This tog
44. imated completion date Date drive was shipped from our plant Repairs performed on your drive Parts used ff and description 90 day warranty Write or call for detailed brochure We sell emergency parts Phone 417 485 2501 E FESSENDEN COMPUTERS 116 N 3RD STREET OZARK MO 65721 15 the method used by Texas instruments The other programs were stan dard games with voice BUZZ WORD being the most fun at first as it generates three words that sound good together but have no real meaning Though not shown in the menu the disc also contained VOTRAX drivers with from zero to two buffers so you could write your own programs With anticipation I selected TALKING CALCULATOR and the program prompted me through the selection of calculator or random number generator mode I chose calculator and entered 4 5 when prompted for an equation and HUNG THE SYSTEM I re booted and tried the other demos all with the same result I next checked the voltages on the l6 pin DIP and they were O K The VOTRAX can be activated by two methods The first uses a PRINT 5 statement followed by a mnemonic representation of phonetics phonemes For ex ample to say HELLO you would type PRINT 5 PAl PAl H H H 4EH1 3UH3 L 3UH3 302 401 4Ul There are sixty three phoneme commands used with the VS 6 VOTRAX module The sec ond method uses DATA state ments which contain binary numbers that correspond to
45. ine is shown in Listing 1 lines 1400 1630 or Listing 2 for the assembly code ver sion Note that the routine does not strip the high order bit 8th this allows access to any special features that may be installed in the printer such as graphics capability When a character is trans mitted the routine reads the printer status and returns it to the calling program in the accumulator The addresses of A000 AO00B are simply for convenience the code is completely relocatable The only fixed addresses are SF400 SF403 for the PIA ad dresses and the I O vector contents of C0O 24 Adding the driver to the operating system can be done in a couple of ways A Basic routine may be written to POKE the code into memory and then modify the I O vector to point to the routine OUTCHR This would have to be done every LISTING 2 Output Routine Assembly Code Method 1903 OUTPUT CHARACTER ROUTINE 118 ASSEMBLER VERSION 129 1301 COMPATIBLE WITH OS65D 1401 142 PIA F490 144 0000 TEMP ORIGIN 1580UTCHR PHA 3 16 AGAIN LDA PIA sTEST IF PRINTER BUSY 165 ROR A 178 BCS AGAIN YES WAIT UNTIL NOT BUSY 189 PLA NO SEND CHARACTER 199 STA PIA 2 3 WRITE TO PIA amp STROBE 290 RTS 3DONE RETURN 219 2317 MODIFY I O VECTOR 220 BYTE C0 24 A 109 J OUTPUT CHARACTER ROUTINE 119 ASSEMBLER VERSION 128 j 130 y COMPATIBLE WITH OS65D 149 3 142 FAQ PIA F499 144 ADJ A TEMP ORIGIN 150 A
46. ine language routine which will allow you to add a block deletion function to BaSic As we saw in the earlier column deleting a line in volves searching for the line moving the subsequent part of the program downward in memory to overwrite the line and correcting the pointers which link each line to the next Fortunately all of these moderately complex functions are done by routines in ROM In fact it is fairly easy to fool the single line deletion routine into deleting a whole chunk of a program some would Say dangerously easy The routine in Basic s im mediate mode handler appears at SA295 SA2E5 As discussed earlier it proceeds by using the next line pointer in the line to be deleted assuming that pointer designates the beginning of the program after the deleted line We can easily fool this routine by simply setting the link Copyright 1982 by PEEK 65 Inc All Rights Reserved published monthly Editor Al Peabody Technical Editor Brian Hartson Circulation amp Advertising Mgr Karin Q Gieske Production Dept A Fusselbaugh Ginny Mays Subscription Rates US surface Canada amp Mexico 1st class So amp Cen America Air Europe Air Other Foreign Air All subscriptions are for year and are payable in advance in US Dollars For back issues subscriptions change of address or other information write to PEEK 65 P O Box 347 Owings Mills MD 21117 Mention of products
47. k when using the MODEM and print it later when the MODEM is no longer being used This takes more time and considerable software support Clearly I needed some expansion to allow an easier more direct access to a printer as well as MULTI PROCESSING with the Denver Board The Denver Board Model DB 1 is an assembled and tested terminal expansion circuit board for expanding terminal usage on any Ohio Scientific Inc OSI Series C2 and C3 computer system The DB 1 is designed to reduce terminal speed loss from 80 to 90 percent when two or more terminals are added to the computer Each terminal is also provided with an additional 16K bytes of memory Each DB 1 comes with a full 90 day parts and labor warranty and a factory repair exchange program is also available should a DB 1 that is out of warranty ever need servicing FEATURES e 64K Bytes Random Access Memory RAM e One Programmable Read Only Memory PROM for BUS arbitration and interprocessor communications e Six light emitting diodes LED s for power master BUS indicator transmit and receive a Automatic system boot switch e Auxiliary BUS for expansion printer I O circuit board e Four reset modes Power on reset Master reset front panel Individual reset from terminal with BREAK key Individual reset from DB 1 with pushbutton switch e Memory expansion capability of 4K bytes common memory using standard OSI memory expansion circuit board S
48. l 8 3 proc 4200 2100 C3 OEM 56k 2 4mhz CP M compatb 4400 2200 C3 DTS 536K 10 Mbyte 5 ser ports 2300 4650 C3 D 5 52k 5 Mbyte HD 2mhz 8000 4000 C3 C12 104k 34 MB 2 user 2 1mhz 14900 8950 C3 B33 iS2k 74 MB 3 user 2mhz 19500 9990 Brand New Computers C3 GEM 36K 2mhz dual 8 65U 3 proc 4400 2950 C3 DTS 9 k 10 M B HD up to 4 user 9300 37350 C3 C o2k 36 MB HD 16 slot 13500 8500 C3 D 5 32k 5 Mbyte HD 2mhz slick 7000 3000 Accessories and Spare Parts CM 2 4k stat ram at DOGO L3 CPM 125 49 CM 10 8k stat mem at DOOO0 L3 CPM 200 79 CM 6 48k imhz dynam mem board 990 249 CM 9 24k 2mhz stat mem board 450 179 CM 3 16K 2mhz lo pwr stat mem 399 149 CM 11 48k 2mhz stat 10 pwr ram 995 499 Ca 9 Centr pr ptr intfc w cabl 235 99 CA 9D Diablo pr intfc w ribcabl 200 99 CA 10 1 RS 232 ser intfc w 1st port 200 o gt CA 15 Modem Telephone intfc board 300 299 FD100 8 Siemens 8 disk driv A or B 300 299 PSS 3 5 volt 3 amp power supply 69 29 PS24 24 volt 2 5 amp disk pwr sup 110 49 PS 1 S 12 9 volt triple pwr supp 270 129 390 35 Hard disk controller pair 600 399 310c CPU w Z 3 proc 2 4 mhz 600 299 470b Floppy disk controller board 175 79 Discounts for Gun E ES puc dhasezdes iuste dubszschegis Offer limited to qt on hand Demos tested and sold as is 1 800 854 7165 cai today Toll Free Payment by cashiers cK Inspection available SPACE COM International 22991 La Cadena Drive Laguna Hills CA 92653 714 951 4648 21 controller and
49. mp C amp P Expansion to 4K RAM of Basic workspace Parallel Printer Port Reserve Serial Port for MODEM Calendar Clock Displaying on unused portion of screen Space for 5 75K of Enhanced System Monitor EPROMS All of this on t Board using only one of your precious slots Software for Enhanced System Monitor capabilities is continuously being developed and improved As new EPROM Monitors are available you may upgrade to them for any price differential plus a nominal 10 exchange fee Another possibility is to fill any portion of the memory with Basic Programs in EPROM for Power on Instant Action This custom EPROM programming service is available at 25 per 2716 Includes EPROM Extra copies at 15 for each EPROM C4P MF amp C8P DF Memory expansion to 48K Add 6K Memory above BASIC for special software requirements Parallel Printer Interface and or Displaying Calendar Clock Add 1 75 K Enhanced System Monitor ROM C3 Up to 56K of Memory Expansion can be addressed for Multiuser Optionally each user can have his own Dedicated Printer Port C1P C4P amp C8P FLOPPY DISC CONVERSIONS Memory Floppy Board Includes MI48P1 ROM MEM F 16K 450 C1P 600 Board Adapter amp Cable uu 0 0 cece eee ee A600 48 50 Additional Memory Printer Times 5 See MEM Board Prices 5 Drive Case Power Supply amp Cable to MEMF Board FD5 399 IEE 488 INTER
50. n auxiliary input to the phone line The DA15S allows con nection to the CA CBT comes with two backup copies demonstration The system disks plus One contains programs for the VOTRAX and the other modem demonstration programs The operating sys tem is OS 65D V3 2 HC with modifications An OS 65U Lev el 3 version is available for registered users After boot up a menu is displayed for the VOTRAX selections the modem disk also uses a menu after first asking for current time inputs I booted the modem disk and after setting the time was given a selection of seven functions 1 CALL ANY NUMBER 2 MONITOR PHONE CALLS 3 CALL ANY MODEM 4 MONITOR FOR MODEM CALLS 5 INTERROGATE WEATHER STATION 6 WEATHER STATION 7 MODEM SELF TEST The UTI operation manual explained that the first program dialed any number typed in The program uses touch tone or by changing a GOSUB call pulse dialing The second program was more interesting but required a tape recorder to be hooked into the system would answer any call with VOTRAX voice asking you to leave a message at the tone then it would run the tape recorder for 70 seconds Or if you called and entered a password using a touch tone This program phone or generator that you preselected you could get into your AC home control or security system to control lights or appliances or check your security status as well as get the current time all prompted
51. n you run the program presumably it will come from a good disk The prompt at line 80 allows you to replace that disk with the one having the bad directory Type Y when you are ready After a pause the program prompts you for the names and track ranges of each entry in the directory starting with page one For each entry enter the file name the Starting track number and the ending track number just like they appear in the directory display Be sure to include 0OS 65D3 and BEXEC and any other system files along with your own If you have less than 32 files enter 0 0 0 after the last one and they will be stored in directory page one After another pause the program will ask you to enter any names for directory page two Since you are finished enter 0 0 0 again and the program ter minates If you have more than 32 files on your disk the program will 10 10 eO TO 40 ao SO 70 ao Gu 100 110 120 130 140 1230 160 170 180 190 TOD 210 220 za 240 awd 260 270 2do 290 BOO 210 GN S30 MEO Soo S60 a7O IBO 390 4o00 stop you after the Willis H Cock Frogram Listing FRINT TARBLI 0 cook ok oko ooo KKK KAR KK oO Joc KKK KKK KKK RK FRINT TAR 11 X x FRINT T6B 11 X DIRECTORY RESTORER x PRINT TAR 11 x y PRINT TAB C11 OOOO OOOO CK FRINT FRINT Ned FRINT BE SURE YOUR BAD DIRECTORY DISK IS IN THE DRIVE FRINT INFLUT READY sA IF LEFT 6 1 042 5 Y THEN END
52. of your document and then go into Rangefinding This word processor is very This means that you can easy to use You get a set of control the cursor movement by labels to stick on your line page or screen You al keyboard Don t put them on so may use this for refor 18 winner is CONCEPT Concept Sort Is a user friendly machine code multi key indexed sort routine that will give you speed performance from your DMS that you may have to see to belleve In a sample benchmark Concept Sort selected by 4 conditions 972 records from a mailing list data base of 10 000 records in minute 46 seconds It can sort the entire 10 000 in 4 minutes 30 seconds Test performed on 74 meg hard disk in many applications Concept Sort can pay for itself in one use This thoroughly user and dealer tested sort with a conditionalizer that allows up to 16 optional conditions and 6 equalizers runs on any version 65U and is uncondi tionally guaranteed for purchase price Please include individual name and or company name and phone number when ordering Allow 2 weeks for delivery Check or money order ac cepted User support line provided to purchasers Concept Sort 275 00 Manualonly 10 00 Brochureonly S 1 00 30 Herschel St Lynn MA 01902 617 449 5639 Shipping postpaid from Evergreen Colo SOFTWARE concepis a Quality custom software for OSI since 1978 matting
53. ories Every installation they produce requires original design engineering plus the assembly of a large number of standard components from a variety of steel mills motor manu facturers bearing plants etc There is no such thing as an off the shelf in stallation Pat and Mike the principals of XYZ wanted to computerize the process of generating cost estimates This would require a data base manager with a Sizeable and easily updated file of component parts and assemblies plus a mechanism for trying out various combinations to see which one would best suit the particular requirements of each job while DISK CONTROLLER specify 5 or 8 single or double sided CENTRONICS PORT add 45 CLOCK CALENDAR add 45 VISA MASTER CARD checks money orders and c o d s accepted Add 5 per board shipping and handling For more information contact FIAL COMPUTER 11266 SE 2tst Ave Portland Oregon 97222 503 654 9574 add 95 19 yielding the lowest bid A formidable task On my advice they decided to buy an Ohio Scientific computer a C 2 two box with two 8 floppy disk drives terminal and printer They also bought the OS DMS Nucleus to provide them with the programs and file Structures they would need to produce their data files However they decided not to attempt to perform their particular application with a Standard DMS module rather they elected to have custom programs written using
54. ou do this in a program the program stops a 1 2 8 t ur OC 13 16 19 4700 TYR 6 10 uF That s all there is to it Those of you who are thinking about tinkering with your ROMs and making some of the changes I suggested in an earlier article may want to consider including this routine Who knows maybe someday one of you will come up with the i ultimate combination of fea tures to finally overcome the little annoyances OSI built into these machines for us EXPANDING THE ClP e A PARALLEL PRINTER INTERFACE 4700 TYP 6 ouF By D B Baker 3128 Silver Lake Road Minneapolis MN 55418 When I got my Ohio Scientific ClP three years ago I had only one or two uses in mind m for it Since then I have i been continually expanding TT both my use of and the 6 NOT USED DNE hardware in the system Un 4 SELECT o JO je 43 fortunately with the limited E ppc 42 vog d LE NNNM reached the limit of the lt ERROR es eat 3 2z hardware before I ran out of MEER z ideas for new uses One problem I ran into was the multiple usage of the serial port at F000 It s the cassette interface and a RS 232 serial interface for either a MODEM or a printer both in one While this can be an advantage sometimes it becomes very difficult to use both a printer and a MODEM at the same time If you have a disk system it becomes a little easier you can spool data to the dis
55. outine Basic Method 1698 1919 1928 1838 1949 1939 1648 1979 1989 1899 1109 1118 1129 1138 1142 1158 1169 1200 1219 1229 1239 1248 1258 1269 1279 1289 1299 1388 1310 1328 1338 13498 1409 1419 1420 14 50 1449 1459 1469 1478 14809 1499 1500 1518 1528 1539 1940 1559 1569 15798 1589 1599 1609 1619 1622 1630 Initialization of PIA and printer and Output CiP PARALLEL PRINTER PORT INITIALIZATION PIA PORTS ADDRESSED AT 62464 F4900 FOR C2 C4 C8 F400 READ WRITE FOR A PORT F491 CONTROL REGISTER A PORT F492 READ WRITE FOR B PORT F4935 CONTROL REGISTER B PORT INITIALIZE PIA PORTS AS FOLLUMS OUTPUT PORT B ALL BITS OUTPUT CB2 PULSE OUTPUT ON WRITE CB1 NEGAVTIVE TRANSITION ACTIVE ClP keyboard to look like that found on C2 C4 C8 systems Two items of software are all that are required to utilize the parallel interface These are Shown in Listings 1 and 2 The first initializes both the PIA itself and the printer The important parts of this code are the statements that set the control bits for CB2 and CBl programmed Control line CB2 is for a negative going pulse is written Since this pulse lasts for one clock cycle or l microsecond on a B port output when the DIRECTION REGISTERS ACCESS DATA DIRECTION REGISTERS A7 OUTPUT A A6 INPUT BS B7 OUTPUT SELECT A R W REGISTER SELECT B R W REGISTER CB1 ACTIVE
56. p and you mak your change When I get the prompt is this correct I say CR if Y then go back to menu and then with this simple enhancement I get the next record E G 144 oo 50 on The solution is very simple I ve tested it on an old data base which I use for program testing and it works AOK The first change I made is in line 5360 in the label con tents search section This prompt to no record not found continue Search yes record found branch I ve merely added a condition to it to indicate that this routine is active 4 r IF LEFT us K1 GOTO 910 Then already existing is the following code also a mod found in a previous issue of AFTER THE INPUT SECTION 1282 INPUT IS THIS CORRECT A 1283 IF LEFT AS K1 Y THEN CLOSE 1 etc etc this enhancement we ll reply with a CR SO 1284 IFAS A THENGOSUB 62000 1400 INPUT DO NEXT RECORD ASGOTO 1400 1405 IFA z OR A y THEN 1290 Here s where the 2nd change goes ADDED 1401 IF CTR 1 THEN GOTO 1411 141 IF AS OR AS Y THEN 5090 wondering what all the _was about concerning the BREAK oOo ss I SYSTEMS MORE MEGA Let RITE 230E CHEW 10 MEGABYTE HARD DISK 5800 00 Cer USED 10 MEGABYTE HARD DISK 4500 06 Ci3OEM USED MUAL 8 FLOPPY RASED 3590 06 MOU CORFORATIONM X 313 924 1020 4600 BELLEVUE UWETROLTs MT 48207 1412 GOTO 1410 1410 CLOSE OPEN F 2
57. pters VIAs 6522s in place of the PIAs This chip is more powerful in what it does but also costs more and is harder to program In either case easy as the socketed changing is chips are Both 8 bit parallel ports of each PIA or VIA along with both control signals are brought out to 16 pin DIP connectors Six grounds are also provided for each port This simplifies connection to peripherals PRINTER INTERFACE To solve my MODEM printer problem I decided to use a combination of the DC650 Motherboard and DC660 Dual PIA board to build a Cen tronics type parallel printer interface for the Epson MX 80 printer This would allow the use of the printer and MODEM at the same time require a minimum of external hardware be easy to program AND allow further expansion of the ClP with any of the many boards available for the AIM SYM KIM busses The parallel interface for an Epson and other Centronics type printers actually re DC650 MOTHERBOARD J600 AIM SYM KIM BUSS DRIVER BOARDO Y2 quires eleven signals plus grounds Since more than enough pins were available in a single PIA I decided to provide a full implementation of the interface To make use of the full interface more software is required but it may be worth it for some applications It would be nice to have the printer TELL you it is out of paper rather than wondering why it quit In the interface the only sign
58. r Disk Computer at a considerable cost savings from C3 Multiple H User Systems The 3 user C2 D System can be expanded to include a word processing printer 4 other parallel printers and 3 serial printer interfaces amp COMPATABLE The special C2 D Multi User Executive Program is BB 10096 compatable with OS 65U V1 4 The Multi User Real Time Clock Memory Partition Control and IRQ Interrupt Management are done on the Micro Interface Memory Board Thus the CPU board is not modified and J remains in factory condition CONVERSIONS The Up Grade of your existing C2 D Computer to Multiple User Configuration is aiso available Call for details FLOPPY DISK UPGRADES FOR C1P C4P amp C8P Our Memory Floppy Board provides easy conversion of 502 and 600 CPU Computers to Floppy Disk Operation The MEMF Board has a floppy disk interface which includes a data separator and the ability to automatically lift the disk drive heads your floppy disk lifetime will be extended many times You will retain the cassette interface for your existing software which can easily be converted to Disk This MEMF 16K Board is populated with 16K RAM 50K possible and has features of the MEM CMOS Static Memory Board with an added floppy interface The low power memory means extra power supply not required ROM Basic is retained even when Board is populated for 48K Disc Basic An optional Parallel Printer Port and Real Time Calendar Clock is on board Complete Read
59. resses or if you re dealing with an organization that has several types of membership you can get a breakdown of membership classes i e revenue by state Basically what happens in the amended kdump is that the conventional kdump prints out at 9600 baud on the screen and where a breakpoint occurs the resulting count vectors to the printer resulting 800 records in a total run time of 2 50 minutes from menu selection to the end and that s more like it You don t want to permanently change kdump so you begin with additions underlined and A ahead of line means newly added Listing on page 18 OSI COMPATIBLE PRODUCTS 56K 2 MHz Ultra Low Power CMOS Static Memory BoardMEM 56K 850 Partially Populated Boards Specify address locations required MEM 48K 750 MEM Board uses the new 2K Byte Wide Static RAM chips which are MEM 32K 550 2716 EPROM compatible Any 2K byte memory segment canbe MEM 24K 450 populated with RAM or EPROM or left empty for use of Address Space MEM 16K 350 by another board Fully expandable to any memory size you willever MEM 8K 250 need No special addressing requirements just solder inextra sockets MEM 4K 200 Extra 2K RAM Memory Chip 24 i Optional Parallel Printer Port P 120 Optional Calendar Clock Software available in EPROM T 25 Both options Disk software mods provided for use of 6522 VIA on PT 125 printer EXAMPLE USES C4P a
60. rminal while modifying the code otherwise you will have to use ED Instructions for modifying the Supplied code are nonexistent The code is however anno tated and once you have tried it several times you will get fairly proficient at it The author only took three days to get it right Of course he is neither a CP M expert nor an assembly programmer I have found only a couple of problems My terminal is a Micro Term ACT 5A which REPLACE UP TO 6 OSI BOARDS WITH MEM SAVE ROOM SAVE POWER SAVE MONEY Now you can have the memory and peripherals you want with out sacrificing valuable backplane space or overloading your power supply MEN 56K af options replaces these OSI products for 875 3 520 18K memory boards 1 CMIDEK memory board 1 CAD CENTRONCS 1 470 Disk Controller doesn t like NULL characters It wants RUBOUTs and there is no provision for changing it The alternative is to use X ON X OFF which may be part of my other problem When there is a full page of text and you are typing on the bottom of the CRT Keyword will decide to move the word you are typing to the next line In order to do this it must delete the top line of the text If you type with more than four fingers the chances are about 80 that someone will drop a character Wordstar on OSI used to do this until Al Black of St Louis MO found a fix for it That one was a problem with CP M and perhaps this one is too
61. s off It looked like my problems were over I tried control ling my lights by calling the computer while away from home and it worked perfectly I had the computer call numbers I typed in and it dialed them quickly and accurately tell ing me when a voice was on the line or hanging up when the line was busy The UTI is capable of op erating in originate or answer mode under software control Parity and stop bits are also software selectable I sub Scribe to both CompuServe and Dow Jones CompuServe seemed to work fine but I got a lot of garbled text over the Dow Jones circuit In tracing the problem I found out that the OSI software was set for eight data bits no parity and two stop bits According to my CompuServe documentation two stop bits are used at 110 baud only I changed the stop bits from two to one and both services have worked perfectly ever since So in all I have spent over 957 for this board and isolator I could have bought a Hayes Stack Smartmodem for 279 This is also an auto dial auto answer system but it would not have the VOTRAX nor would it have the ca pability to control tape recorders or other devices There are VOTRAX units out now for 375 but again I still wouldn t have all the ca pability in one compact board that plugs right into the backplane In summary I am happy with my purchase and plan to purchase OSI s Vocalizer I software to make speech easier to program I
62. s shown in Figure 3 The 40 pin cable supplied with the DC650 Motherboard was not long enough to reach from inside a CIP case to my expansion cabinet I made up a new cable that is 24 inches long Although not recom mended by DEVICE CONTROL it works fine Put the 40 pin plugs on opposite sides of the cable for best cable dress Be sure that pin 1 IS pin 1 on both ends of the cable With the use of the connectors and the driver receiver board modularity is maintained the printer may be easily dis connected from the interface for movement and the in terface and PIA boards may be removed from the expansion cabinet individually Fortunately the hardware design of the CIP allows adding a printer port at SF400 The ACIA serial port is decoded to SFOXX Like wise the monitor ROM is decoded to addresses greater than S F800 This permits additional decoding of any address in the range of S F100 to SF7FF For convenience I used the standard address of F400 for my parallel printer port This assignment is re flected in the software illustrated in the listings below PRINTER SOFTWARE Although OS65D for C2 C4 C8 systems already supports a parallel printer port at SF400 this port doesn t exist on a ClP Therefore the I O vectors normally associated with it point to a null routine within the operating system Additionally the driver code has been replaced with software to correct the LISTING 1 R
63. show the direction of the signal from or to CPU I have further ideas which I am working out With the Editor s fiat you may see in the near future a diagram of a 6K EPROM board an EPROM programmer for 2708 and 2716 Double your disk storage capacity Without adding disk drives Now you can more than double your usa ble floppy disk storage capacity for a fraction of the cost of additional disk drives Modular Systems DiskDoubler is 16 parallel I O board and a parallel Centronics type printer interface Who knows what s next Good luck FUN WITH OSI S UTI by Robert S Baldassano 4045 Ashbrook Circle San Jose CA 95124 Ever since I saw OSI s CA 15V Universal Telephone Interface UTI for short in their slick color catalogue I knew I had to have one someday Here was a 300 baud direct connect auto dial and auto answer modem with VOTRAX that plugged right into the OSI backplane and was capable of all kinds of amazing things Unfortunately these amazing things did not come cheap the unit originally costing around 799 plus 199 for a telephone isolator That price has es calated over time due to inflation and the addition of inflection in the VOTRAX module Well thanks to a lot of unexpected overtime this past summer I was finally able to OSI DiskUsers assemble enough money to buy one without breaking the family budget I called my helpful OSI Guido of Computer
64. source routines gain as much as 2 10 times on average programs in execution speed Supports INPUT and PRINT on the 1 42 system 395 manual 25 110 pas Ky DEV ASSEMBLER AND COMPILER TOGETHER 474 manuat 40 KEYMASTER I V1 0 The word processing missing link for OS 65U based systems KEYMASTER I is screen oriented menu driven simple to use yet highly advanced KEYMASTER I contains most of the best features only found in dedicated work processing systems Ask for the features you have been looking for and the answer will most likely be YES To be released in February Introductory price 475 Manual 25 All software comes with license agreement registration card manual binder diskette holder and 8 diskette Manuals are available by themselves and are deductible from full purchase price of software within 60 days after purchase Foreign orders must be paid in U S dollars and drawn on a U S bank or international money order ALLOW 2 WEEKS FOR DELIVERY AFTER RECEIPT OF CHECK OR MONEY ORDER CALL 301 963 2325 20 WEST COAST DISTRIBUTOR Ohio Scientific LIQUID ATION vp to 60 ott Mode 1 Description Retail Cash Showroom Demonstrators C4PMF 24k w S floppy amp color 1995 1299 C4PDMF 48k w dual 3 floppy 2495 1499 CD SAP o disk dry w pwr sup cabl 699 350 CSPDF 48k dual 8 floppy color 3495 1750 C2 OEM 48k imhz dual 8 6 65U sys 3250 1600 C2 O0EM2 48k 2mhz stat mem 5U 37350 1800 C3 OEM 48k 2mhz dua
65. the phonetics These are poked into location 52480 in con junction with a WAIT state ment This method is inde pendent of the software in the system and can therefore be used in any form of BASIC I called Rick and told him the problem I was having and he suggested trying a direct poke to 52480 I tried this and got a sound It appeared that the output circuitry was work ing On subsequent visits to my home Rick and I tried to tackle the problem thinking it was software related and did find out it hung on the WAIT statement To add to my problems Rick could not get a CA CBT from the distributor the phone company seemed to be out and so did OSI He finally lo cated one at an East coast OSI dealer for 132 06 When the line isolator ar rived it only took about ten minutes to install and plug into a power outlet and into the modular jack of the phone 16 outlet I had installed a dual adapter in the outlet so I could have my phone hooked to the same line modem disk and CALL ANY MODEM program to call CompuServe all without touching the phone The modem worked fine but when I tried the VOTRAX disk I still could not get VOTRAX voice to work I loaded the used the Rick finally called in his technician and he quickly isolated the problem to a cracked trace between an eight input AND gate and the input to a tri state buffer A little solder across the crack and my computer was talking my ear
66. therboard and DC660 Dual PIA board made by Device Control a microprocessor applications company of St Paul Minnesota EXPANSION MOTHERBOARD AND PIA BOARD The DC650 Motherboard con verts EITHER a 600 or 610 board to the AIM SYM KIM buss simply by plugging the interconnect cable into the appropriate socket When nec essary as for a 600 board buss drivers are used to buffer the expanded buss No rewiring is needed and Standard ribbon cable sup plied is used The DC650 Motherboard provides four 44 pin sockets plus one edge pin connector All signals common to the AIM SYM KIM busses are sup ported although some unique ones are not In addition the TEST signal used by AIM has been replaced by the OSI unique signal DATA DIRECTION DD Instructions for gen erating this signal are provided For those signal pins that are different on different busses appropriate jumpers on indi vidual plug in boards make them available On the DC650 Motherboard multiple use pins are uncommitted i l Excmo elo ee FIGURE 3 Printer Interface Cabling Diagram Jl in Ji J2 40 PIN BUSS J6lO 600 BD 610 BD 94 3 s2 SI CIP COMPUTER EPSON MX 80 The DC660 Dual PIA board provides two PIAs 6820 or 6821 However solder pads are also available to alter the chip s pin assignments to allow the use of Versatile Interface Ada
67. tion processor board in the 300 series is a 280 the Operating system providing a CP M compatible OS for each AP board PEEK 65 readers will recall that I asked for just such a System with record and file locking for each user a few months ago No I did not realize that was exactly what OSI would announce at Comdex It simply stood to reason that sucha system was what was needed for business appli cations It is nice that OSI was listening to the same market needs The announcement says that many OS 65U programs will also run on the new machines That is very interesting since 65U s disk access method is completely different from CP M s But the new KEYBASIC is a language and KeyOperator 1 is am operating system whereas OS65U is a mix of language and operating sys tem KeyOperator l uses dy namic file allocation and doesn t care which supported language the file is for Thus OSU and CPM files may be physically adjacent on the hard disk Incidentally KEY BASIC is a superset of OSU Version 1 43 and thus 1 43 programs will run if Peeks amp Pokes are changed to Com mands Double Density disks holding 620K will also be ware from any supported If past experience is any guide the hardware will be well designed and what it does do it will do quickly and well One more thing the disk format for floppy disk will be IBM 3740 the standard single density format used by many other CP M computers so we
68. u want the power of an electronic worksheet without giving up your hard disk and multi user capabilities BUSI CALC FEATURES Local and General Formatting Replication Variable Column Widths Editing Insertion Deletion of Rows and Columns Protected Entries Help Screen Flexible Printing Complete User Manual Busi Calc is available for M A Com OSI Business Computers TicROS OFTWARE IN ERNATIONAL 5500 South Madelyn Sioux Falls South Dakota 57106 1 800 843 9838 11 example you can manually sort a directory by track or name and save it back to disk in that order This allows you to get a sorted directory using the faster option 1 of the DIR utility rather than the directory sort routines You may also use it to a file name to a particular place in the directory I usually assign my disk scratch file TEMP to the last tracks on the disk and I like the name to appear at the end of the directory After entering all the disk file names enter 0 0 to fill the di rectory with nulls then enter TEMP as the 64th entry Then no matter how many files are added or deleted TEMP always appears at the end of the directory assign Just remember that you are not creating files when you build a directory In fact the value of this utility rests on the converse of this statement the files are not destroyed just because the directory is damaged My System is a C2 4P with one 8 disk drive I
69. utility could have used a normal 12 page buffer 8 for mini floppies but this would have used up an additional track on the disk Instead OSI provided a Scratchpad buffer at location 11897 2579 The buffer only holds one page of data so the first page is read into the buffer operated on then is overwritten by the second page Each file name gets eight bytes of buffer space six bytes corresponding to the maximum of six characters in the file name and two bytes to define the starting and ending tracks Eight bytes OSI FORTH OSI FORTH 3 0 is a full implementation of the FORTH Interest Group FORTH for disk based OSI systems C1 C2 C3 C4 C8 Running under OS65D3 it in cludes a resident text editor and 6502 assembler Over 150 pages of docu mentation and a handy reference card are provided Requires 24K 20K C1P Eight inch or mini disk 79 95 Manual only 9 95 OSI FORTH Letters soft ware support newsletter 4 00 year Other Software for Ohio Scientific Computers VIDEO EDITOR Video Editor is a powerful full screen edi J tor for disk based C2 C4 C8 systems with the polled keyboard and color video boards b amp w monitor ok Allows fuil cursor control with insertion deletion and duplication of source for BASIC or OSI s Assembler Editor Unlike versions written in BASIC this machine code editor is co resident with BASIC or the Assembler autoloading into the highest three pages o R
70. ver is shown in Listing 2 Note that this code was assembled at A000 for illustration only I actually placed the code at 24Cl 24CC This overlays unused on a ClP code for a 550 board output routine In either case the procedure is similar assemble the driver code find a place in the operating system to put it place it there and finally modify the I O vector for device 4 located at 2317 2318 to point to the routine instead of the null routine IMPORTANT the I O vector MUST point to one byte before the actual output routine This is required for correct OS65D operation CONCLUSION The DEVICE CONTROL DC650 Motherboard and DC660 Dual PIA board provided me with an excellent expansion system for my ClP The first expansion project this parallel printer port had no problems at all and still leaves me with one whole PIA for future projects before I need to buy another PIA board This system seems to solve a basic problem with the C1P that being its lim ited expansion possibilities ACKNOWLEDGMENTS I would like to thank Leroy Erickson for his assistance and encouragement in this project Without his help in understanding OS65D I would not have been able to make the modifications as easily as I did Also I should like to thank Device Control for the assistance they gave me in providing information on using 6522 VIAs in place of the standard PIAs on the DC660 board DIRECTORY RESTORE
71. y recent projects has been designing and building a 6809 CPU board for the OSI bus The board is now com pleted and if I can find some free time I will write the bootstrap loader and get it into an EPROM If anyone else has been involved in a project using the 6809 I would be glad to hear from them thru EY v gt PEEK 65 of Course Jeff Easton Brookfield IL 60513 k k kk ED I was surprised to see the letter that I had written to gt PEEK 65 several months ago reprinted in your LETTERS column I meant what was said in the letter but after re ceiving a personal response from PEEK 65 I never ex pected to see the letter published Good for you As your note stated you expect to get both positive and negative criticism I am pleased to see that you have the courage to print both kinds I must take exception to one remark in your response I never accused PEEK 65 of complicity in any changes at M A COM PEEK 65 is in my opinion exactly what your motto says The Unofficial OSI Users Journal If I made any accusations they may have been that you printed what you had been told and not what you had seen Enough of this let s declare a truce If you check your subscription renewals you will see that mine has just been renewed I like PEEK 65 and look forward to receiving my copy each month If I have any complaint it is there is not enough in formation on C2 4
72. y to Run conversion kits with 5 4 or 8 Disk Drives are available MICRO INTERFACE 3111 SO VALLEY VIEW BLVD SUITE 1 101 LAS VEGAS NEVADA 89102 Telephone 702 871 3263 Check with your local Dealer or Order Direct Phone orders accepted TERMS Check Money Order Master Charge VISA Sent POSTPAID ON PREPAID ORDERS Foreign Orders Prepaid only Add 596 for handling shipping 9 S z A1 390 A22645 A 40 PRINT INPUT WANT TOTAL COUNTS Y N FILES A 41 IF FILE lt gt N THEN PRINT DEV TO PRINT COUNTS 5 A 42 IF FILE N THEN GOTO 49 A 43 PRINT INPUT TITLE NEXT LINE DATE H DATES A 47 PRINT INPUT WHICH PRINTER etc Note here follow spooler control codes to select printer which are not of general interest A 80 PRINT 5 HS A 81 PRINT 5 A 82 PRINT 5 DATE If using date patch put DT in Line 82 and omit date input A 83 PRINT 5 Now you want to bypass the regular kdump dump section 200 IF FILES Y THEN GOTO 600 600 PRINT 1 PRINT 1 KEY FILE WITH COUNTS OF NAS 610 PRINT 1 PRINT 1 KEY FILE LABEL IS LBS 620 FOR Z K1 TO LEN LBS PRINT 1 TAB 37 SS NEXT 630 PRINT 1 PRINT 1 KEY TAB 59 INDEX 640 PRINT 1 TAB 59 gt PRINTEPD 645 TMPS 2 CC CCl1 650 INPUTSK1 LS INPUTSK1 I Z MIDS LS K2 PRINT 1 2 TAB 60 I 660 IF ZS lt gt TMP THEN GOSUB 699 670 IF INDEX K1 lt EDF GOTO A2 671 PRINT 5 2 TOTAL CC TC TC CC REM PRINT

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