Cromemco Board Level Catalog 023
Contents
1. Pa Board Level Product Catalog Copyright 1983 by Cromemco Inc All rights reserved No part of this catalog may be reproduced in any form without prior written consent from Cromemco Inc reserves the right to make changes to any products Although the information in this document has been carefully reviewed and is believed to be reliable Cromemco disclaims liability and in no way warrants the accuracy of the information contained herein including but not necessarily limited to specifications All specifications and descriptions are subject to change without prior notice Cromemco equipment is sold with a Limited Warranty which includes disclaimers The terms of the limited warranty and disclaimers should be examined prior to purchase All Cromemco software is licensed only on an AS IS basis Printed in the United States of America The following trademarks and tradenames are referenced in this publication Recognition is hereby given to the owning company CROMIX BYTESAVER QUADART System Two System Three WriteMaster SlideMaster and SpellMaster are all registered trademarks of Cromemco Inc System Zero System One FontMaster PlanMaster C Bus C NET THE USER S FRIEND are all trademarks of Cromemco Inc CP M is a registered trademark of Digital Research UNIX is a registered trademark of Bell Labs CONTENTS Cromemco Technology Microcomputer Boa2. SALES SUPPORT OFFICES For additional information on Cromemco products and services contact one of the sales support offices listed below World Headquarters Cromemco Inc 280 Bernardo Avenue P O Box 7400 Mt View CA 94039 415 964 7400 Domestic Sales Support Offices Cromemco Inc Executive Place III 50 Mall Road Suite 201 Burlington MA 01803 617 229 2680 Cromemco Inc 1150 Hammond Drive Suite D4245 Atlanta GA 30328 404 391 9433 Cromemco Inc 1900 E Golf Road Suite 100 Schaumburg IL 60195 312 490 0850 International Sales Support Offices Cromemco A S Vesterbrogade 1C 1620 Copenhagen V Denmark 45 01 157272 Cromemco Germany 6236 Eschborn 1 Frankfurter Str 33 35 P O Box 5267 Frankfurt Main Germany 00 49 481606 Cromemco Cromemco Inc 280 Bernardo Ave 0 Box 7400 Mountain View CA 94039 415 964 7400 TWX 910 379 6988 Copyright Cromemco Inc 1983 Printed in U S A 038380M 023 8303
3. 4 x 14 3 4 Weight 23 Kg Operating Environment 5 40 degrees Centigrade Model 48KTP Two Port Memory Memory Capacity 48K bytes Bus 5 100 Power Requirements 8 volts 2 1 6 Operating Environment 0 55 degrees Centigrade SUPPORT SYSTEM COMPONENTS SUPPORT SYSTEM COMPONENTS MODEL WWB Wire Wrap Extender Cards The Model WWB is a high quality wire wrap board for building your own cards for your computer The Model WWB will hold over 70 integrated circuits A 5 volt power supply is included on the board MODEL EXC Extender Card This card is useful for system development It extends computer boards above the case for easy connection of a voltmeter logic probe or oscilloscope and is compatible with all S 100 boards MODEL CC 21 MODEL CC 12 MODEL CC 8 Card Cages 8 12 or 21 Slot Versions These S 100 bus card cages are ideal for OEM requirements The card cages are of sturdy steel construction and include a rugged retaining bar to insure that cards cannot be shaken from their sockets The back planes include a full set of edge connectors which are wave soldered in place on Cromemco s exclusive shielded mother board CARD CAGE SPECIFICATIONS Dimensions ma oe 8 8 6 5 8 10 7 8 7 CC 12 12 6 5 8 10 7 8 10 21 21 6 5 8 10 7 8 16 3 4 PERIPHERALS Cromemco systems are available with a wide variety of optional peripherals which allow us
4. RS 232 or current loop Software controlled switching between 68000 and Z 80A CS 1HD5E 256Kb 780Kb 780Kb 390Kb 390K None None 21 Mb 21 Mb 8 boards DPU 256KZ DPU MCU DPU 256KZ DPU MCU 16FDC 512MSU 16FDC WDI 16FDC soe me 5 100 Operates from 100 115 130 220 240 260 volts 50 60 cycle 8 volts 18 volts 15 18 volts 15 14 2 Wx7 0 Hx17 8 D 46 lbs 51 lbs Cabinet optional rack mount brackets available 45 lbs 52 lbs 0 40 degrees Centigrade MICROCOMPUTER SYSTEMS AND SOFTWARE Cromemco SYSTEM TWO CS 2 O Computer dustem_ Cromemco Syste T Two The System Two Model CS 2 is designed for rack outfitted with either Cromemco s ZPU or DPU central mount use and has 21 S 100 card slots Like the processor An optional 21 Megabyte Winchester hard System One it uses 574 floppy disk drives and can be disk drive Model HD 20 is also available TECHNICAL SPECIFICATIONS Z 80A Based Systems 68000 and Z 80A Based Systems CS 2 CS 2H CS 2D2 CS 2D5E CS 2HD2 CS 2HD5E Processor Z 80A 68000 and Z 80A Clock Rate 4 MHz 68000 8 MHz Z 80A 4 MHz Instruction Set 158 instructions including 78 instructions of the 8080A processor 68000 Over 1000 instructions in 56 main types Z80A 158 instructions including 78 instructions of the 8080A processor RAM Memory ROM Firmware 64Kb RDOS 256Kb 512Kb ECC 256Kb 512Kb ECC RDOS and Diagnostics Serial Inter
5. SCC brings the power of the Z 80A and the flexibility of the S 100 bus to the dedicated computer environment This card was designed to get your application up and running fast It offers 4 MHz operation up to 8K bytes of on board 2716 PROM and 1K byte of static RAM memory Interfacing is easy through the RS 232 or 20 mA current loop serial interface with programmable baud rates to 76 800 baud This stand alone card also gives you 24 bits of bidirectional parallel 1 O 5 programmable timers vectored inter rupts and complete compatibility with all Cromemco cards The SCC is a complete computer Only a power supply and your PROM software are required for operation Yet it can be the core of an expandable S 100 bus system since additional memory or even floppy disk drives can be added as the applica tion requires MONITOR 3K BASIC Cromemco s Z 80A Monitor and our 3K Control BASIC are available in 2716 ROM for use in the Single Card Computer With this two ROM set Model MCB216 the SCC can be used immediately no other memory or is required The monitor has 12 commands to aid in program development The Control BASIC has 36 commands functions and can directly access I O ports and memory locations as well as call machine language subroutines TECHNICAL SPECIFICATIONS Processor Z 80A Instruction Set 158 instructions ROM Capacity 8K Bytes located from address 0000 to 1FFF 2716 Programmable with 32K Bytesav
6. We have very high quality standards for every board product we produce It is standard procedure to extensively test and burn in every board we sell This is one reason why Cromemco has rated first in reliability on independent surveys also has extensive lines of software and development tools and established dependable field engineering and service organizations Besides our factory staff we offer the full support of the TRW third party service organization MICROCOMPUTER BOARD LEVEL PRODUCTS CENTRAL PROCESSOR UNIT BOARDS CENTRAL PROCESSOR UNIT BOARDS MODEL DPU Dual Processor Unit with Companion Memory Cromemco A FAST EASY WAY TO START WITH THE 68000 The new Dual Processor Unit gives you an easy way to get started with the impressive 68000 micro processor which is widely acknowledged as the most powerful of the new processors It has 32 bit wide internal architecture 24 address lines allowing it to address 16 megabytes 56 main instruction types five main data types and 14 addressing modes 8 BIT AND 68000 SOFTWARE As the name implies the DPU has both a Z 80A and the 68000 on board This gives access to a wide variety of existing CP M and other 8 bit software as TECHNICAL SPECIFICATIONS Processors 68000 and Z 80A Clock Rate 68000 8MHz Z 80A 4MHz Instruction Set 68000 over 1000 instructions in 56 main types Z 80A 158 instructions including the 78 instructions of th
7. a single or multi user multi tasking system where different users or tasks can run under either the Z 80A 68000 processor of the DPU CROMIX D must be installed on a DPU based system in order for that system to be able to take advantage of the 68000 based software languages listed below OPERATING SYSTEMS AND DIAGNOSTICS Description CROMIX Multi user Multi tasking 68000 based systems CROMIX Multi user Multi tasking Z 80A Based Systems Z 80A CDOS Single user Cromemco Diagnostics Software 68000 LANGUAGES Description 68000 Macro Assembler 68000 C Compiler 68000 COBOL Compiler 68000 FORTRAN 77 68000 Pascal Compiler 68000 BASIC Model CRO DS L CROMIX S L DOS S L CDS S L Model ASM D S L CCC D S L COB D S L FOR D S L PAS D S L STB D S L 2 80 LANGUAGES Description C Compiler Z 80 Macro Assembler 16K Extended BASIC Incremental Compiler COBOL Compiler FORTRAN Compiler RATFOR LISP Interpreter Compiler Structured BASIC SOFTWARE Model CCC S L FDA S L FDB S L FDC S L FDF S L FDR S L LSP S L RPG S L STB S L SOFTWARE TOOLS For Z 80A Based Systems Description Cromemco Overlay Linker Data Base Management System Dazzler Graphics Software IOP Development Software Keyed Sequential Access Method Remote Batch Terminal Emulator SDI Graphics Software Tri SDI Software Word Processing Software MASTER SERIES End User Tools Description WriteMast
8. system goals with the greatest efficiency speed and economy of design The large number of connector pins 100 the high speed 10 MHz bus clock the large 16M byte addressable memory and other technical features make the S 100 bus ideal for industrial business and scientific computer applications The Cromemco philosophy of S 100 boards and support system components is to apply state of the art technology and excellent engineering to every part of PRINTERS COLOR MONITORS FLOPPY DISK DRIVES CROMEMCO TECHNOLOGY AND S 100 STRUCTURES MULTI PROCESSING INTELLIGENT 1 0 a a ii EXPANDABLE 1 0 BUS VO OFF LINE PROCESSOR QUAD SERIAL NETWORKING SYNCASYNC PARALLEL VO INTERFACE PORTS ESP 0 PROCESSOR GEN PURPOSE INTERFACE dm HIGH RESN COLOR GRAPHICS sp COLOR GRAPHICS r i HARD DISK JOYSTICK EXTENSIVE DRIVE CONSOLE SOFTWARE SUPPORT the design As a result our boards are efficient high quality products that are easy to use In order to retain high speed operation while avoiding noise problems we use a special ground plane design in all our boards For every 5 100 bus signal line we have added a ground line This cuts RF crosstalk noise and the errors these can cause Since Cromemco s system level products use the S 100 bus the board products have a proven record of performance
9. to four QUADARTs with full interrupt capability Timer range 0 to 16 384 msec cascadable to 1 0 second software selectable Timer resolution 4 0 microseconds Vectored Interrupts Number of restart locations Z 80A mode 65 536 Prioritization of serial channels and timers Internally prioritized Prioritization for multiple QUADARTs daisy chaining Serial Channel Type Z80 SIO 2 Parallel Channel Type Z80 PIO Timer Type Z80 CTC Interface C bus Power Requirements 8 volts 1 5A 18 volts 100 mA 18 volts 100 mA Operating Environment 0 55 degrees Centigrade INPUT OUTPUT BOARDS MODEL CNI C NET Cromemco The Cromemco Network C NET is a network specification built around a rugged shielded twin axial cable and military specification MIL STD 1553B Cromemco s CNI C NET Interface board interfaces the network medium the physical data channel which interconnects network stations to a 4 MHz Z 80A single board computer with program storage Cromemco s Input Output Processor board The isolation transformer and crystal controlled clock are optimized for operation with C NET The CNI provides a standard 500 kHz C NET data rate and is adaptable for network data rates from 0 to 880 kHz The CNI also features a differential transmitter and receiver which rejects common mode noise In addition phase locked loop clock recovery minimizes noise sensitivity Isolation transformer coupling isolates the networ
10. 16 32 msec software selectable Timer resolution 64 microseconds Bus 5 100 Disk controller type 1793 02 UART type 5501 ROM type 2332 Power requirements 8 volts 1 5A 18 volts 100 mA 18 volts 100 ma Operating environment 0 55 degrees Centigrade INPUT OUTPUT BOARDS MODEL 4PIO 4 Port 1 0 Isolated Parallel Interface cas COPYRIGHT E 1979 BY CROMEMCO INC ALL FIGHTS BESKEN ED Cromemco The Cromemco 4PIO Parallel Interface Card allows interfacing with complete electrical isolation from the host microcomputer Therefore problems with ground noise and ground loops can be completely eliminated in instrumentation communications or process control systems In addition potentially damaging transients can be safely isolated from the computer system The Cromemco 4PIO parallel interface card includes 24 opto isolated input channels 16 opto isolated output channels 8 relay isolated output channels 11 opto isolated strobe handshake lines 1 opto isolated reset line TECHNICAL SPECIFICATIONS Parallel 1 0 Ports Number of bidirectional ports 4 port width 8 bits Number of opto isolated input ports 3 Number of opto isolated output ports 2 Number of relay isolated output ports 1 1 0 Strobe Signals and Reset Number of I O strobe bits 11 Strobe signal isolation opto isolated Reset line opto isolated Opto isolated 1 0 Number of opto isolators 52 Opto isolator type MCT66 Signal
11. 58 instructions including the 78 instructions of the 8080A processor System Bus Industry standard 5 100 Board Capacity 4 boards Boards Supplied SCC RAM Memory 1Kb get the application up quickly Special commands are provided to directly access I O ports to directly read and write memory locations and to call machine language subroutines Once software is developed it can be burned into PROM memory quickly and easily using the Cromemco 32K BYTESAVER programmer not included with the System Zero Programs can then be executed directly from the BYTESAVER or the PROMs can be installed in the extra sockets on the 5 for resident execution ROM Memory 8Kb Firmware Provided RDOS Power Operates from 110 120 220 240 volts 50 60 cycle Operating Environment 0 55 degrees Centigrade Dimensions 14 27W x3 45 H x 13 4 D Weight 15 Ibs Mounting Cabinet optional rack mount brackets available Model RMB 0 MICROCOMPUTER SYSTEMS AND SOFTWARE SYSTEM ONE System The System One is an 8 slot S 100 bus system which can be used for Z 80A or 68000 system development The basic System One Model CS 1 comes with Cromemco s Z 80A processor ZPU floppy disk controller 16FDC and 64K RAM memory 64KZ The unit has two 5 1 4 floppy disk drives with 780K storage capacity The hard disk version of the System One Model Cromemco CS 1H substitutes a 21 Megabyte Winchester hard disk d
12. ATIONAL ASSOCIATION OF CROMEMCO USERS News on products and applications is available to the world wide base of Cromemco users through the International Association of Cromemco Users IACU an independent users group formed in 1980 The purpose of the IACU is to act as an independent two way communications center for Cromemco users Through their publication I O NEWS the Association serves as a clearinghouse for information about Cromemco products applications available software and services and dealers PART NUMBER INDEX Part Page Part Page Part Page 4PIO 26 CS 1D5E 41 FOR D S L 45 8PIO 27 CS 1HD2 41 GPIB 29 16KZ 10 CS 1HD5E 41 IDS S L 45 32KBS 14 5 2 42 IOP 16 48KTP 34 CS 2H 42 KSAM S L 45 64FDC 25 CS 2D2 42 LSP S L 45 64KZ 11 CS 2D5E 42 MCB 216 8 256KZ 12 CS 2HD2 42 MCU 13 512MSU 13 CS 2HD5E 42 PAS D S L 45 ADC12 23 CS 3A 43 PLMR S L 45 ASM D S L 45 CS 3H 43 PRI 30 CBL 1 38 CS 3D2 43 PS 8 38 CBL 2 38 CS 3D5E 43 QDRT 27 CBL 3 38 CS 3HD2 43 RBTE S L 45 CC 8 38 CS 3HD5E 43 RGB 13 12 38 CSP 20 RPG S L 45 CC 21 38 CTI 31 SCC 8 CCC D S L 45 D 7A 21 SDI 34 CCC S L 45 DAC12 22 SGS S L 45 CDS S L 45 DBM S L 44 SLMR S L 45 CNI 18 DGR S L 45 SPMR S L 45 COB D S L 45 DOS S L 45 STB D S L 45 COLL S L 45 DPU 6 STB S L 45 CRO DS L 45 EXC 38 TSDI S L 45 CROMIX S L 45 FDA S L 45 WDI 2 C 10 44 FDB S L 45 WPS S L 45 CS O 40 FDC S L 45 WRMR S L 45 CS 1 41 FDF S L 45 WWB 38 5 1 41 FDR S L 45 ZPU 7 CS 1D2 41 FOMR S L 45
13. CTC Counter Timer Circuit Power Requirements 8 VDC Q 1 2A max 18 VDC 150 mA max 18 VDC 500 mA max Operating Environment 0 55 degrees Centigrade INPUT OUTPUT BOARDS Cromemco MODEL CSP Serial Parallel Interface 4 HHHH je 1610 tem 112 x 3 el my n This card interfaces to the C bus of our I O Processor card and provides general purpose I O capability as well as serial communications capability The card has three parallel I O ports and two serial ports Two of the three parallel ports are TTL buffered for general usage The third port is buffered by a FIFO to permit inputting and outputting of rapid bursts of data For example up to 16 bytes can be TECHNICAL SPECIFICATIONS CSP Controller Cromemco Input Output Processor IOP board Parallel Interface Compatible with Cromemco Model TDS 9 Track Tape Drive Parallel Output Data 8 bits wide plus an End of Transfer bit 16 by 9 bit FIFO buffered approximately 200K bytes second maximum continuous Z 80A I O Block Move approximately 10M bytes second maximum burst FIFO limited Parallel Input Data 8 bits wide 16 by 8 bit FIFO buffered approximately 200K bytes second maximum continuous Z 80A I O Block Move approximately 10K bytes second maximum burst FIFO limited General Purpose 16 status bits in two input bytes vectored maskable C bus interrupt requests generated on software selected bit states Terminat
14. H RAM 4000H to 7FFFH SATELLITE PROCESSOR The can be used either alone or with other IOP cards as a satellite processor on the S 100 bus Or the IOP can process channels and interface to other devices such as the Cromemco QUADART through the C bus connector on the top edge of the card The IOP is an advanced development that brings a new dimension of computer architecture to Cromemco computer systems RAM Type 4116 Host Interface S 100 bus input output ports Peripheral Interface C bus M1 Wait State Generation 0 1 wait states jumper wire selectable Power Requirements 8 volts 1 54 18 volts 100 mA 18 volts 30 mA Operating Environment 0 55 degrees Centigrade SIMULTANEOUSLY INTERFACES UP TO FOUR SERIAL CHANNELS This versatile new QUADART serial communica tions interface card offers the power to satisfy virtually any high speed data communications application The QUADART card is designed to operate with the I O Processor Model IOP It includes four independent serial channels each supporting Asynchronous Synchronous byte mode Bisync and Synchronous bit mode SDLC protocols with complete handshaking for modems Serial protocol is software selectable for each channel The unique loopback feature gives the capability to connect data from any channel to any other channel to connect data from any modem to any other modem o
15. S MARK PINT 3779 PORT 54 OU DATA IN STATUS INTERRUPT 34 The second interfaces the Cromemco Model 3355B letter quality printer This second interface has built in ribbon lift and ribbon lowering circuitry to free the software overhead normally required for this function Each of the two interfaces has an individual cable connection on the top edge of the card The Cromemco PRI card also includes full interrupt capability for use in multi user systems Bus 100 Power Requirements 8 volts 2 1 0 Operating Environment 0 55 degrees Centigrade INPUT OUTPUT BOARDS MODEL CTI Terminal Interface The Cromemco CTI Terminal Interface is an S 100 based board designed for use with Cromemco s C 1 video display and CKB series keyboard The CTI card contains all the display electronics for this full featured smart terminal Four character sets American American Bold Graphics and Scientific are supplied in 8K of ROM on the CTI The ROM can be changed to accommodate special character sets The CTI can also be used to emulate a Cromemco 3102 CRT terminal Through its S 100 bus interface the CTI has an effective data transfer rate of more TECHNICAL SPECIFICATIONS Format 80 characters by 25 lines Optional status line Character Type Alphanumeric and Graphic 512 displayable ASCII characters within 8 x 9 dot matrix Descenders or lower case characters Alphanumeric and Graphic charact
16. SC TV systems practice in that 482 lines are normally displayed in a nominal 525 line system The 754 points in the horizontal direction give a resolution equal to or better than that of the vertical direction The result of the above approach is that the high resolution picture displayed using the SDI interface is at least equal in resolution to a 525 line color TV picture TECHNICAL SPECIFICATIONS Model SDI Color Graphics Interface Available Models SDI NTSC SDI PAL Mapping Modes Bit or nybble software selected Resolution 754 x 482 pixels maximum using 48K display memory 12K display memory may also be used at lower resolution see text Color Any 16 of 4096 colors or any 16 shades of gray may be displayed Outputs Three analog outputs for RGB monitor Recommended Display Memory Cromemco 48KTP two port memory Sync Signal Composite Sync signal is switch selectable Separate RS 170 Sync signal available System Bus S 100 Power Requirements 8 volts 2 2 2A Operating Environment 0 55 degrees Centigrade Model RGB 13 Color Monitor Max Effective Screen Size 255mm x 190mm Technology solid state except for CRT CRT 13 shadow mask delta gun Video Signal Input RGB 0 3 to 2 0 volts 75 ohm Fully compatible with Cromemco Model SDI interface outputs Video Amplifier Bandwidth 50 Hz to 15 MHz 3 dB Power Requirements 120 or 220 volts 50 60 Hz Power Consumption 250 VA Dimensions 18 x 15 1
17. TECHNICAL SPECIFICATIONS D A converter section Resolution 12 bit Analog Output Bipolar voltage 10V 5V 2 5V Unipolar voltage O to 5V O to 10V Impedance 0 05 ohm typical Conversion Speed settling time to 0 01 FSR 10V output 5 microsec Accuracy Offset error gain error adjustable to zero Linearity error 1 2 LSB max Operating temperature range no missing codes to 50 C Drift Gain 7 ppm degrees Centigrade max Linearity 20 ppm FSR degrees Centigrade Parallel port section Number of Ports 2 Dutput Port Handshake Output strobe line on each port Output Port Drive 7 TTL unit loads Sense Line Input Loading 4 TTL unit loads Miscellaneous Bus S 100 IEEE 696 Power Requirements 8 volts 350 mA 18 volts 120 mA 18 volts 100 mA Operating Environment 0 55 degrees Centigrade The Model ADC 12 A D board provides 16 channels of A to D conversion with a conversion time of 30 microseconds TECHNICAL SPECIFICATIONS AIC converter section Resolution 12 bit Analog input voltage ranges Bipolar 2 5 5 10 Unipolar to 5 0 to 10 Data Acquisition Time 30 microseconds Transfer Characteristics Error Offset error gain error adjustable to zero Linearity error 1 2 LSB max Operating temperature range no missing codes 0 to 50 degrees Centigrade Drift Gain 30 ppm degrees Linearity monotonic operation guaranteed 3 ppm FSR d
18. ctor overhead C bus cable The CNI exchanges data commands and status with the IOP through 10 C bus I O ports Minimum Network Station A complete network station consists of a power supply an IOP board with downloaded network station software a CNI board and a CRT terminal Network Interface 7 80 SIO serial channel A manages the IOP to network interface The network channel is operated in SDLC Mode Byte Synchronous Mode may optionally be used The network channel may be either transformer coupled to twin axial balanced lines C NET bus cable with a fixed data rate or TTL coupled to unbalanced lines with an externally controlled data rate Network Modulation Synchronous digital phase encoded Network Data Rate C NET 500 Kbps 001 96 Altmode 0 880 Kbps clock externally supplied RS 232 Interface Z 80 SIO serial channel B manages the IOP to RS 232 interface The RS 232 channel is operated in Asynchronous Mode with a software defined data rate from 75 to 19 200 baud SIO B controls INPUT OUTPUT BOARDS modem circuits DTR DCD CTS and RTS Both DTE and DCE Modem style connections are provided Counters Timers A Z 80 CTC supplies four programmable counter timer channels Interrupts Both the Z 80 SIO and the Z 80 CTC may be programmed to generate prioritized maskable and vectored Z 80 IM2 interrupt requests to the IOP LSI Device Types One Z 80 SIO Serial Input Output One Z 80
19. d bank assign ment of each 32K block is switch selectable Another feature is that each 32K block can be TECHNICAL SPECIFICATIONS Memory Capacity 64K bytes Memory Type 4116 RAM Memory Access Time 150 nanoseconds Wait States at 2 MHz None required independently switched to be selected or deselected after reset EXPANDABLE TO 512K With our Bank Select feature you can expand memory space from 64K to 512K in eight banks See page 10 for a discussion of BANK SELECT The 64KZ is fully tested to be compatible with all Cromemco Z 80 based products Wait States at 4 MHz None required Bus 100 Power Requirements 8 volts 0 6A 18 volts 0 2 Operating Environment 0 55 degrees Centigrade MEMORY BOARDS MODEL 256KZ 256K RAM Card Cromemco s 256KZ RAM card is an S 100 bus compatible 256K byte read write memory board This board is ideal for use with Cromemco s CROMIX multi user multi tasking operating system In horizontal bank select mode the 256KZ appears to be four 64KZ banks of memory The 256KZ also implements the extended addressing capability TECHNICAL SPECIFICATIONS Memory Capacity 256K Bytes Memory Type 4164 15 T2 Wait States None required except during CROMIX initialization Memory Address Capabilities CROMIX type bank switching and 24 bit extended addressing Cromemco required to utilize the full addressing power of the Cromemco DPU processor board The 256KZ also i
20. e 8080A processor Power on Jump Cromemco processor standard system as well as user selectable jumps to any 4K memory boundary well as a family of new software such as a 68000 Assembler FORTRAN 77 Pascal BASIC COBOL and C Switching between the 68000 and the Z 80A on the DPU is software controlled Cromemco also offers the CROMIX operating system which is similar to UNIX but has even more features and gives multi tasking and multi user capability Present customers can field upgrade their Cromemco systems to use the DPU and still be able to run their present software with the Z 80A on the DPU RAM Memory units for use with the DPU are also available see the specifications on page 9 Processor Control Software controlled switching between 68000 and Z 80A Bus S 100 Jumper selectable to IEEE 696 Power Requirements 8 volts 2 2 0 amps 18 volts not used Operating Environment 0 55 degrees Centigrade CENTRAL PROCESSOR UNIT BOARDS MODEL ZPU Central Processing Unit Cromemco s ZPU is an S 100 bus compatible CPU Central Processing Unit which uses the powerful Z 80A microprocessor The ZPU has an advanced set of features designed to increase total system computing power Most importantly the ZPU operates reliably at a 4 MHz clock rate twice the speed of most other microcomputer systems The ZPU also offers power on jump capability an onboard wait state generator optional independent select
21. egrees Centigrade INPUT OUTPUT BOARDS MODEL ADC12 12 Bit A D Converter LEGENDAR EVLA TC 3 11 ins a N 5 n 4p 1 amp dad d1yB8 REV CROMENCO wc LACA REL RICHT af SERVED f D v A Parallel port section Number of Sense Lines 4 Number of Output Ports 2 Output Port Handshake Output strobe line on each port Output Port Drive 7 TTL unit loads Sense Line Input Loading 4 TTL unit loads Miscellaneous Bus 100 IEEE 696 Power Requirements 8 volts 250 mA 18 volts 120 mA 18 volts 100 mA Operating Environment 0 to 55 degrees Centigrade INPUT OUTPUT BOARDS MODEL WDI II Winchester Disk Interface Cromemco The WDI provides an interface between the system S 100 Bus and a hard disk drive The WDI circuits together with the operating system format and control data transfer between the system main memory and the disk surface media High speed memory to memory data transfers may be made between addressed locations in system main memory The extended address function allows extended addressing using address as data information received from the S 100 bus USER SELECTED OPTIONS There are two types of user selected options available for the WDI Interboard functions may be TECHNICAL SPECIFICATIONS Modes and Functions Hard Disk Data Transfer Memory to Memory Data Transfer Extended Addressing Disk Drive Compatibilit
22. er Model 32KBS RAM Capacity 1K Bytes located from address 2000 to 23FF RAM Type 4045 Static Serial 1 0 Ports levels RS 232 or 20 mA current loop Baud rate 110 to 76 800 software selectable Parallel Ports Input Port 24 bits Output Port 24 bits Input Load One TTL equivalent Output Drive 20 TTL loads Interval Timers Number of timers 5 Timer range 0 16 32 milliseconds software selectable Timer resolution 64 microseconds Vectored Interrupts Number of restart locations Z 80A mode 65 536 UART type 5501 Bus S 100 Power Requirements 8 volts at 1 4A 18 volts at 70 mA 18 volts at 25 mA Operating Environment 0 55 degrees Centigrade MICROCOMPUTER BOARD LEVEL PRODUCTS MEMORY BOARDS MEMORY BOARDS MODEL 16KZ 16K RAM Card with Bank Select FAST EXPANDABLE The 16KZ is the fastest 16 RAM card available and it is expandable to a half Megabyte with Bank Select It will operate at 2 or 4 MHz with no wait states This memory can be plugged into any single user Z 80A based computer system MEMORY BANK SELECT Memory Bank Select is a feature incorporated on Cromemco memory boards that allows the expansion of memory space beyond 64K bytes With bank select memory space may be organized into 8 banks of 64K bytes each for a total of one half Megabyte of memory Each memory board may reside in one or more of the 8 possible memory banks An 8 position DIP TECHNICAL SPECIFICATIONS Me
23. er Word Processing SpellMaster Spelling Correction Program PlanMaster Spreadsheet Analysis SlideMaster Custom Graphics FontMaster standard fonts for adding text or generate custom fonts Model COLL S L DBM S L DGR S L IDS S L KSAM S L RBTE S L SGS S L TSDI S L WPS S L Model WRMR S L SPMR S L PLMR S L SLMR S L FOMR S L DEDICATED TO QUALITY Cromemco Incorporated the world s largest and most successful S 100 based microcomputer manu facturer is known for high quality high reliability products Cromemco has from the beginning set a goal of building tomorrow s computers today We place tremendous importance on continuing R amp D on system products software manufacturing and testing tech niques and support for our many customers Cromemco products have achieved a world wide reputation for high quality at a reasonable price The company operates its office laboratory and manufacturing facilities in a modern complex in Mountain View California Every step in the manu facturing process is controlled in house and considerable attention is paid to quality control and reliability engineering Every product whether it s a single board or the most complex computer is thoroughly tested and burned in before leaving the factory More than 35 000 Cromemco computers are now at work around the world Acceptance has been world wide thanks largely to a stron
24. er to optimize systems for specific applications These peripherals include terminals monitors keyboards printers disk subsystems tape subsystems and modems MODEL 5 8 Power Supply A convenient power supply to use with Model CC 8 or CC 12 card cage Unit provides 7 5 volts 12A 14 5 volts 2 5A and 14 5 volts 1A Ferroresonant transformer design provides for steady output voltage for line voltages 90 130 VAC or 180 260 VAC Dimensions 5 1 2 x 9 3 4 W x 8D Description Model 60 Hz operation PS8 60 50 Hz operation PS8 50 CABLES Description Model System Zero BLA System One CBL 1 System Two 62 cm long CBL2 System Three computer 110 cm long CBL 3 MICROCOMPUTER SYSTEMS AND SOFTWARE SYSTEM ZERO Cromemco The System Zero Model CS 0 is designed for development of systems based on Cromemco s Single Card Computer Model SCC The CS 0 has four S 100 slots one of which is occupied by the SCC Cromemco s Monitor and Control Basic firmware MCB 216 is included The Monitor allows the user to read and modify memory locations and registers and exercise input and output ports Break points can also be set a valuable feature when debugging software Control BASIC is an integer basic designed to help TECHNICAL SPECIFICATIONS Processor 4 MHz Z 80A Cycle Time 250 nanoseconds Minimum Instruction Execution Time 1 microsecond Instruction Set 1
25. errors and detection of double bit errors TECHNICAL SPECIFICATIONS Model MCU Support Capacity Up to four MSU memory cards Address Space 16 Megabytes Bus S 100 IEEE 696 compatible Power Requirements 8 volts 1 5A 18 volts not used Operating Environment 0 55 degrees Centigrade Model 512MSU Memory Capacity 256K by 22 bits 512K bytes Memory Type 64K dRAMs 150 nanosecond access time Bus S 100 IEEE 696 compatible Power Requirements 8 volts 1 5A Operating Environment 0 55 degrees Centigrade MEMORY BOARDS MODEL 32KBS 32K BYTESAVER Memory Board with 2716 PROM Programmer 32 BYTESAVER PROGRAMS THE HIGH DENSITY 2716 PROM The 32K BYTESAVER is an S 100 memory board and PROM programmer which uses the 2716 2 Kilobyte PROM Cromemco s 32KBS card has a full 32 kilobyte capacity of non volatile storage for those ROM intensive applications The user also gets the convenience of an on board 2716 programmer The new 32K BYTESAVER holds up to sixteen 2716 PROMs Switches are provided to Protect and unprotect PROMs individually or in groups for programming Shadow ROM socket pairs allows external RAM to overlap portions of ROM address space Select card address Control the powerful Bank Select and DMA IN OUT features NO SPECIAL SOFTWARE NEEDED A simple one time write of the desired data into an erased PROM with the on board programmer turned o
26. ers can be mixed on the screen Character Display Standard or inverse video User Programmable Tabulation Fixed TAB stops Cursor Four types underline blinking underline non blinking reverse video blinking reverse video non blinking Host Communications Interface S 100 Bus status and data port Transmission Rate Up to 25 000 baud Display Model C 1 A standard NTSC video monitor with 12 P31 green phosphor non glare screen Optional swivel and tilt stand All power is supplied by CTI board Connects to CTI board with a single cable Monitor back panel has connectors for keyboard auxiliary serial port than 25 000 baud An additional serial port for driving auxiliary devices such as a serial printer is also included on the board On board RAM and CPU provides full screen buffering and editing capabilities The CTI Terminal Interface card also features the Intel 8275 controller a high performance DMA Controller and a versatile UART for keyboard and serial printer use For communications to host the board provides standard S 100 DATA and STATUS port protocols Bell Audible beep from keyboard upon receipt of control G The continuous alarm On Off feature is included Keyboard Model CKBA A 60 key ANSI compatible TTY Typewriter com patible layout featuring auto repeat two key rollover and alpha lock The keyboard cable is a 4 wire telephone type coiled cord The keyboard will operate up to 25 inche
27. face RS 232 or current loop RS 232 or current loop Processor Control N A Software controlled switching between 68000 and Z 80A Floppy Disk Storage 780Kb 780Kb Hard Disk Storage 21 Mb None None 21 Mb 21 Mb Board Capacity 21 boards 21 boards Boards Supplied ZPU 64KZ ZPU WDI DPU 256KZ DPU MCU DPU 256KZ DPU MCU 64KZ 16FDC 16 FDC 512MSU 16FDC 16FDC WDI 512MSU WDI 16FDC Bus S 100 S 100 Power Operates from 100 115 130 220 Operates from 100 115 130 220 240 260 volts 50 60 cycle 240 260volts 50 60 cycle 8 volts 30A 18 volts 2 15A 18 volts 15A Power Supply 8 volts 30A 18 volts 15A 18 volts 15A Dimensions 12 1 4 H x 19 W x 20 3 4 D 12 1 4 H x 19 W x 20 3 4 D 31 1 x 48 3 x 52 7 cm 31 1 x 48 3 x 52 7 cm Weight 56 Ibs 62 lbs 56 lbs 57 lbs 62 lbs 63 lbs Mounting For Rack Mounting For Rack Mounting Operating Environment 0 to 40 degrees Centigrade 0 to 40 degrees Centigrade ECC stands for error checking and correction TUnformatted The top of the line System Three Model CS 3A uses 8 inch floppy disk drives 1 2 Megabyte capacity each and has 21 S 100 card slots The hard disk version Model CS 3H replaces one of the 8 inch floppy drives with a 21 Megabyte Winchester hard disk drive MICROCOMPUTER SYSTEMS AND SOFTWARE SYSTEM THREE The System Three can be used for Z 80A software development when equipped with the ZPU card or f
28. g network of experienced dealers and distributors Cromemco has been recognized by leading industry experts as one of the fastest growing corporations in the country and now ranks among the top 100 firms in the data processing industry The advanced high quality software available to our customers is one reason why Cromemco systems are often used in applications where maximum reliability is essential business and finance engineering and control medicine scientific research and TV weather reporting And since we have always used extensive engineering to make our systems rugged many of our customers choose Cromemco systems for applications in tough environments industrial process control offshore oil rigs robotics ship board and in flight systems Manufacturing Quality builds reliability Since 1975 when our first S 100 boards were introduced we have recognized the value of close quality control over every step in manufacturing The value to our customer is consistent reliable repeatable performance board to board system to system The value to Cromemco has been in seeing our boards and systems accepted throughout the computer world as quality standards as documented in a recent study done by Bunker Ramo for the U S Air Force GENERAL INFORMATION The fact that our products are being widely used by the most demanding systems integrators of engineering and office systems is quiet testimony to the excellence of our
29. grade c20 E I Cromemco s high performance D 7A gives you a way to get analog information into and out of a microcomputer easily quickly and inexpensively The Model D 7A offers 7 channels of 8 bit analog to digital conversions to input analog data to the computer 7 channels of digital to analog conversion to output computer data in analog form an 8 bit parallel port to input and output data in digital form and a fast conversion time of 5 5 microseconds A MULTITUDE OF USES The D 7A makes it easy to use a computer for such jobs as process control digital filtering oscilloscope graphics speech recognition and speech and music synthesis The D 7A lets you input and output analog data TECHNICAL SPECIFICATIONS Analog Input Ports Number of input ports 7 Input voltage range 2 56 to 2 54 volts Input bias current 2 microamps max Input impedance 20 Megohms 001 F 1 kHz sample rate 2 Megohms 001 F 10 kHz sample rate Resolution 8 bits Conversion time 5 5 microseconds Accuracy 20 millivolts Analog Output Ports Number of output ports 7 Output voltage range 2 56 to 2 54 volts Output Impedance 0 25 ohm Maximum load current 1 5 mA Resolution 8 bits Conversion time 5 5 microseconds Accuracy 20 millivolts Drift rate Less than 10 mV sec at 25 C INPUT OUTPUT BOARDS MODEL D 7A 1 0 Multi Channel Microcomputer Analog Interface MANT Mo TS 4 74175 icis c
30. i T3311 gt 41502 4 AM2502 oa H d emm 1423 1c26 1637 e iu 1 Jt 000003 n 1745 tn 1 74307 1539111 7474 with a vareity of devices such as measurement instruments machine tools transducers control systems motors recorders and plotters NO FURTHER SOFTWARE NEEDED The D 7A plugs directly into Cromemco micro computers Analog signal range is from 2 56 to 2 54 volts 20 millivolt increments on both input and output sides Simple Input and Output instructions initiate A D conversion and read the ensuing 8 bits of data in or out No further software is required During conver sion the D 7A holds down the computer Ready line Each D 7A includes a connector to connect to the 8 input and 8 output ports Parallel 1 0 Port Input port 8 bits Output port 8 bits Input load One TTL equivalent Output drive 10 TTL loads Bus S 100 Power Requirements 8 volts 0 4 18 volts 2 30 mA 18 volts 60 mA Operating Environment 0 55 degrees Centigrade INPUT OUTPUT BOARDS MODEL DAC12 12 Bit D A Converter CABLE STRIPE Cromemco 20 0117 REV A 3 PA IN U S R ALL RIGHTS RESERVED M NNNM EE The Model DAC 12 D A board provides two independent channels of D to A conversion with a conversion time of 5 microseconds
31. ine eight inch drives such as are included in the Cromemco System Three The Model 64FDC includes standard write precompensation to ensure high reliability on the inner tracks of a wider variety of eight inch drives The 64FDC includes a 512 millisecond real time clock for use with the CROMIX multi user multi tasking operating system The data recovery circuit on the 64FDC uses a patented phase locked loop to optimize performance for each size and density diskette The 64FDC also provides an upgrade path for using higher data rates with future generation five inch floppy disk drives TECHNICAL SPECIFICATIONS Disk Controller Maximum number of 54 drives 4 Maximum number of 8 drives 4 Bootstrap monitor firmware 4K byte ROM monitor boot diagnostic Controller circuitry MOS LSI Serial 1 0 Port 1 O levels RS 232 or 20 mA current loop Low baud range 110 9600 baud software selectable High baud range 880 76 800 software selectable Diskette Format Size 514 or 8 Sides Single or double Density Single or double software selectable Data recovery analog phase lock loop U S Patent 4 319 200 Write precompensation Crystal controlled delay generator Formatted Disk Capacity 514 8 Single sided single density 83K 243K Single sided double density 190K 600K Double sided single density 173K 594K Double sided double density 390K 1216K Interval Timers Number of timers 5 Timer range 0
32. ion TTL levels 220 330 ohm terminations on all data and status lines Cartridge Modes Serial Asynchronous Synchronous Byte Bisync and Synchronous Bit SDLC under the management of a Z 80 SIO device vectored stored in the FIFO at I O clock rates up to 10 megabytes second The two serial ports are single full duplex serial channels that facilitate communications applications One port is for synchronous communication SDLC or HDLC at rates up to 800K bits second The second serial port is a serial RS 232C inter face for asynchronous communication It has a programmable data rate of up to 9600 bits second maskable C bus interrupt requests generated on software selected status conditions Cartridge 1 0 Maximum data rate approximately 800 kbits second TxC and RxC clocks supplied by Cartridge peripheral TTL levels with 220 330 ohm terminations on input lines Terminal Interface RS 232C DTE connection Terminal Modes Same as Cartridge Modes above although Asynchronous Mode would typically be selected Terminal 1 0 Maximum data rate 9 600 bits second TxC and RxC supplied by an on board timer with software selectable bit rate RS 232C levels circuits RTS CTS DSR and DCD may be used either for modem control or for general purpose RS 232C level Bus Standard 100 S 100 Cromemco Bus C bus Power Requirements 8 VDC Q 1 5A max 18 VDC 25 mA max 18 VDC Q 25 mA max Operating Environment 0 55 degrees Centi
33. ion of M1 wait states address mirroring circuitry a parallel printer port and priority interrupt capability 4 MHz CLOCK RATE The ZPU lets you choose either a 4 MHz or 2 MHz crystal controlled clock rate The clock rate is TECHNICAL SPECIFICATIONS Processor 4 MHz version of the Z 80A Clock Rate 4 or 2 MHz jumper selectable Instruction Set 158 instructions including the 78 instructions of the 8080A processor Power On Jump Jumper selectable factory shipped at 000 Power On Jump Locations 16 locations jumper selectable factory wired for 4 MHz and can be optionally jumpered for 2 MHz operation POWER ON MEMORY JUMPS With power turn on the ZPU will jump to any desired 4K boundary in memory No switch flipping is needed to begin a program POWERFUL INSTRUCTION SET The instruction set of the Z 80A contains 158 instructions including the 78 instructions of the 8080A INTERRUPT CAPABILITY The ZPU provides priority in out daisy chain for the printer port The board also provides interrupt and interrupt enable LEDs Interrupt Structure Priority in out daisy chain for printer port Interrupt and interrupt enable LEDs Bus 5 100 Power 8 volts 1 1 18 volts not used Operating Environment 0 55 degrees Centigrade CENTRAL PROCESSOR UNIT BOARDS MODEL SCC 4 MHz Single Card Computer Cromemco P i irn A COMPLETE 4 MHz COMPUTER The Single Card Computer
34. k cable from node faults and protects the node electronics from network cable faults Bit protocol on the CNI is managed by an LSI circuit The board provides vectored interrupts on network characters network conditions or TECHNICAL SPECIFICATIONS Controller Cromemco Input Output Processor Board IOP Use The IOP functions as a distributed S 100 Z 80A processor with program store to control the CNI in either stand alone mode or as a task pre processor for the host S 100 system Bus S 100 696 and C bus programmable timers Two uncommitted general purpose timer counter circuits with extended timing intervals are also provided The CNI includes an RS 232 serial port for use with a local terminal OPERATING MODES The CNI board includes four programmable counter and timer circuits and an to RS 232 interface 75 to 19 200 baud This means that a complete low cost C NET station can be built using only a power supply a CNI board IOP board and a CRT or any other RS 232 equipment At the other end of the spectrum a single IOP can manage a CNI board to function as an intelligent distributed processing network task for the host S 100 bus processor with full vectored interrupt capabilities A NETWORK STANDARD The Cromemco C NET is being made available as a multi vendor industry wide standard for micro computer Local Area Networks C bus use The CNI and are linked with 50 condu
35. levels RS 232 or 20 mA current loop Low baud range 100 to 9600 baud software selectable igh baud range 880 76 800 baud software selectable Parallel 1 0 Ports Number of ports 2 Input ports 8 bits Output ports 8 bits Input load One TTL equivalent Output drive 20 TTL loads Interval Timers Number of timers 10 Timer range O to 16 32 msec software selectable Timer resolution 64 microseconds the powerful vectored interrupt structure of the Z 80A microprocessor INTERVAL TIMERS The 10 interval timers have real time clock capability therefore they offer a wide range of control possibilities Each timer range is from O to 16 32 milliseconds and is software selectable See Support System Components Section page 37 for information on cables to be used with this card Vectored Interrupts Number of restart locations 8080 mode 8 Number of restart locations Z 80A mode 65 536 Prioritization of TU ART ports Internally prioritized Prioritization for multiple TU ARTs daisy chaining UART type 5501 Bus 5 100 Power requirements 8 volts 1 0 18 volts 0 80 mA 18 volts 40 mA Operating Environment 0 55 degrees Centigrade This card enables you to connect your Cromemco computer to measuring and control equipment that has an IEEE 488 port the communications standard in instrumentation applications This allows arrange ments such as a computer operated measuring and control
36. levels TTL The 4PIO services these isolated I O channels through four parallel 8 bit I O ports The addresses of these I O ports are switch selectable in blocks of four by means of a switch conveniently located on the 4PIO interface card ISOLATED CONNECTOR PINS The isolated I O channels of the 4PIO are brought to four connectors on the top edge of the card NO PIN ON ANY OF THESE CONNECTORS IS DIRECTLY CONNECTED TO THE COMPUTER CIRCUITRY Every active pin is electrically isolated by means of an opto isolator or relay Relay Outputs Number of relay outputs 8 Contact type SPDT Contact voltage 28V AC or DC Contact current 1A Bus 5 100 Power requirements 8 volts 2 3A Operating environment 0 55 degrees Centigrade SIMPLIFIED PARALLEL INTERFACING Parallel interfacing was never easier than with the Cromemco 8PIO Parallel Interface Card The 8PIO provides 8 bidirectional 8 bit I O ports that can be used singly or coupled together to form longer word lengths For convenience input and output status flags for handshake purposes are grouped together on one port and may be accessed with one input or output statement TECHNICAL SPECIFICATIONS Parallel 1 0 Ports Number of bidirectional ports 8 port width 8 bits Input load 4 TTL loads Output drive 4 TTL loads Input Strobes Latched Output Strobes Delay 1 after new data valid Width 1 5 usec negative true 1 strobe
37. manufacturing process and quality control It starts at incoming OC All components are hot rail tested against the manufacturer s toughest specs then put through DC parametric tests for all device functions Bare boards are checked for shorts and opens and baked for 24 hours prior to assembly Complex LSI devices are pretested on specially designed test systems We maintain constant vigilance over quality throughout the assembly process We perform a variety of visual and computer controlled electrical inspections on every assembled board to make sure every device is functioning properly Every part of every system is essential to the reliable operation of your equipment By the time our 5 100 boards or systems are packed for shipment each has already run successfully in our own test area has passed a complex series of performance tests and has gone through burn in Quality controls uniformly and consistently applied are the only way to assure long term reliability Service closes the loop Finally to close the quality loop we give our customers the best possible documentation training and field support because we know that long term profitable growth will come only from completely satisfied end users We have worked hard to build and keep a reputation for concerned capable professional service after the sale Third party service is available nationwide to Cromemco customers from TRW Customer Service Division INTERN
38. mic stand Data Communications RS232 serial data communications port Parallel I O expansion and printer port Serial printer port Can emulate a wide variety of terminals and protocols Peripherals 5 4 floppy disk available with 390K bytes storage capacity per diskette Up to two drives per system Daisy wheel letter quality printer Software Operating system Write Master Word Processing PlanMaster Spread Sheet Calculator Money Master Investment Analysis Structured BASIC Also available RATFOR COBOL FORTRAN LISP Macro Assembler Spelling Correction Program Variety of CP M programs MICROCOMPUTER SYSTEMS AND SOFTWARE The disk based software for the System One System Two and System Three systems is among the best and most extensive in the industry When ordering software for a System One or System Two add a 5 suffix to the software model number to indicate software on a 5 diskette For the System Three add a L suffix to indicate an 8 diskette OPERATING SYSTEMS There is a choice of two operating systems for ZPU based systems CDOS is an enhancement of the industry standard CP M operating system and is designed for single user single task applications CROMIX is UNIX like system designed for single user multi tasking or multi user multi tasking applications For DPU based systems a special version of CROMIX called CROMIX D is available CROMIX D is
39. mory Capacity 16K bytes Memory Type 4050 2 RAM Memory Access Time 200 nanoseconds Wait States at 2 MHz None required Wait States at 4 MHz None required Cromemco switch on the board is used to select each of the banks in which the board resides The active bank or banks of memory are selected under software control Output port 40H is dedicated to this function Each of the 8 bits of data of output port 40H is used to turn the corresponding bank of memory on or off 1 in the corresponding bit position will turn on the memory bank A 0 will turn it off All circuitry required to detect the output of port 40H is included on the memory card itself TIME SHARING Bank select also permits the implementation of time sharing systems with a minimum of software overhead up to 6 users can use the system simul taneously with each user confined to a particular bank of memory Bus S 100 Power Requirements 8 volts 0 8A 18 volts O 0 54 18 volts 10 mA Operating Environment 0 55 degrees Centigrade MEMORY BOARDS MODEL 64KZ 64 RAM Card with Extended Bank Select This 64K byte RAM card is fast and very expandable The Model 64KZ is organized as two 32K blocks of memory Each block can be placed either in high memory space address 8000 FFFF or low memory space address 0000 7FFF Each block can further be placed in any of 8 different memory banks Address an
40. n is all that is required to store information quickly and permanently TECHNICAL SPECIFICATIONS Memory Capacity 32K bytes Memory Type Intel 2716 PROM single voltage version or equivalent Memory Access Time 450 nanoseconds Wait States at 2 MHz None required Wait States at 4 MHz One per machine cycle Bus S 100 Power Requirements 8 volts 2 1A max 18 volts not used Operating Environment 0 55 degrees Centigrade MICROCOMPUTER BOARD LEVEL PRODUCTS INPUT OUTPUT BOARDS INPUT OUTPUT BOARDS MODEL IOP 110 Processor U S PATENT PENDING o 9 E y E E E MULTI PROCESSOR CAPABILITY With this new I O Processor the user can have multi processor capability a 5 100 bus system The new Model IOP is a true single card process controller one that has a fast Z 80A processor 16K bytes of RAM and up to 16K bytes of PROM capacity The IOP interfaces to the S 100 host processor by means of simple input and output instructions TECHNICAL SPECIFICATIONS Processor 4 MHz Z 80A Instruction Set 158 instructions including the 78 instructions of the 8080A processor ROM Capacity 16K bytes positioned starting on any 2K boundary selectable by bipolar PROM ROM Type Intel 2716 2732 or equivalent RAM Capacity 16K bytes positioned starting on any 2K boundary selectable by bipolar PROM Standard Address Configuration PROM 000 to 1FFF
41. ncorporates 8 bit and 16 bit read write operations in accordance with the IEEE 696 standard in order to further enhance the throughput of 16 bit systems Extensive use of LSI and VLSI components reduces power consumption and increases reliability Data Path S 100 compatible IEEE 696 8 16 bit data read writes Bus S 100 Power Requirements 8V 2 900 mA Operating Environment 0 55 degrees Centigrade O A i For use with the DPU Cromemco offers a 512 kilobyte RAM memory unit This unit works under the control of a new Memory Controller Unit MCU which supports either byte or word width operation The Memory Controller Unit can control up to four Memory Storage Units a total of 2 megabytes of RAM using the 512 kilobyte 512MSU unit A special feature of the memory unit is its built in error checking and correction capability In concert with this capability the Memory Controller Unit has MEMORY BOARDS MODEL MCU and MODEL 512MSU Memory Controller Unit and Memory Storage Unit an error logging feature which stores the location of errors encountered and identifies the particular MSU that had the error This feature is very helpful in system diagnostic and maintenance work For error checking and correcting the memory unit is designed to use 22 bits to encode each 16 bit word A modified Hamming code is also used which allows transparent detection and correction of single bit
42. one DPU 256KZ 64FDC 2 4 Mb 1 2 Mb None 21 Mb 21 boards DPU MCU DPU 256KZ 512MSU 64FDC WDI 64FDC 5 100 1 2 Mb 21 Mb DPU MCU 512MSU WDI 64FDC Operates from 100 115 130 220 240 260 volts 50 60 cycle 8 volts 18 volts 15 18 volts 15 84 lbs 12 1 4 H x 19 W x 20 3 4 D 31 1 x 48 3 x 52 7 cm 85 Ibs 90 Ibs For Rack Mounting 0 40 degrees Centigrade 91 lbs MICROCOMPUTER SYSTEMS AND SOFTWARE C 10 Personal Computer Cromemco The Cromemco C 10 personal computer product line meets the most exacting professional needs at a very affordable price The basic C 10 includes the Z 80A microprocessor 64K bytes of RAM 24K bytes of ROM and a high resolution 12 green phosphor CRT capable of displaying 80 columns and 25 lines of text or 160 columns and 72 lines of business graphics characters The C 10SP Super Pak provides the same high quality Cromemco C 10 computer plus a keyboard and a 5 disk drive with 390K capacity A variety of software packages are also included with the Super Pak such as a word processor a financial spread sheet Structured BASIC an investment analysis program the CDOS operating system Cromemco s enhanced version of CP M and complete operating instructions The keyboard screen and system layout are the result of an extensive human factors engineering TECHNICAL SPECIFICATIONS Processor High speed Z 80A microprocessor operating at 4 MH
43. or both Z 80A and 68000 software development using the DPU card The 21 card slots of the System Three mean that a DPU based system can easily accom modate 4 Megabytes of memory using Cromemco s 512MSU memory storage units TECHNICAL SPECIFICATIONS Processor Clock Rate Instruction Set RAM Memory ROM Firmware Serial Interface Processor Control Floppy Disk Storage Hard Disk Storage Board Capacity Boards Supplied Bus Power Power Supply Dimensions Weight Mounting Operating Environment Z 80A Based Systems CS 3A CS 3H Z 80A 4 MHz 158 instructions including the 78 instructions ofthe 8080A processor 64Kb RDOS RS 232 or current loop N A 2 4 Mb 1 2 Mb None 21 Mb 21 boards ZPU 64KZ ZPU WDI 64FDC 64KZ 64FDC 100 Operates from 100 115 130 220 240 260 volts 50 60 cycle 8 volts 30A 18 volts 15A 18 volts 2 15A 12 1 4 H x 19 W x 20 3 4 D 31 1 x 48 3 x 52 7 cm 84 lbs 90 lbs For Rack Mounting 0 40 degrees Centigrade ECC stands for error checking and correction TUnformatted CS 3D2 68000 and Z 80A Based Systems CS 3D5E CS 3HD2 68000 and Z 80A 68000 8 MHz Z 80A 4 MHz CS 3HD5E 68000 Over 1000 instructions in 56 main types Z 80A 158 instructions including the 78 instructions of the 8080A processor 256Kb 512Kb ECC 256Kb RDOS and Diagnostics RS 232 or current loop 512Kb ECC Software controlled switching between 68000 and Z 80A 2 4 Mb N
44. pulse per port Opto Isolator Input Number of opto inputs 2 bits TTL level inputs INPUT OUTPUT BOARDS MODEL 8PIO 8 Port 1 0 Multi Channel Microcomputer Parallel Interface Ccormont E wre ay c ALL RIGHTS Strobe pulses can be issued after each 8 bit transfer or may be delayed until the proper word length has been formed Other features include 8 sense switches and 8 LEDs on the highest selected port on the card and 2 bits of opto isolated input and 2 bits of relay driven output The 8 I O ports may be located any 8 port I O boundary Relay Outputs Number of relay outputs 2 bits Contact voltage 28V AC or DC Contact current 1A Contact type SPDT Bus S 100 Power requirements 8 volts 1 5 Operating environment 0 55 degrees Centigrade INPUT OUTPUT BOARDS MODEL TRT TU ART Digital Interface Cromemco FAST SOFTWARE SELECTABLE BAUD RATES UP TO 76 800 BAUD The TU ART digital interface is a convenient inter face to allow coupling to two terminals or other devices such as line printers or modems It has two serial I O ports two 8 bit parallel I O ports and 10 independently programmable interval timers Baud rates are software selectable from 110 to 76 800 baud VECTORED INTERRUPTS Another special convenience of the TU ART is its vectored prioritized interrupts It is able to support TECHNICAL SPECIFICATIONS Serial 1 0 Ports Number of ports 2
45. r to use any modem channel combination for diag nostics and selftest Baud rates for each may be software selected from 0 to 300K baud asynchronous to 19 200 baud TECHNICAL SPECIFICATIONS Serial Channels Serial protocols Asynchronous Byte Synchronous Byte Bisync Synchronous Bit SDLC Modem handshaking Number of channels 4 Diagnostics Channel to channel diagnostic loop back capability input output channels software selectable Asynchronous Baud Range O to 19 200 baud software selectable Synchronous Baud Range 0 to 300K baud software selectable Interval Timers Number of timers 4 INPUT OUTPUT BOARDS MODEL QDRT QUADART Serial Communications Interface H ct jc 1 Carved 1980 Chomenc ALE Mu SERMED MADE UGA 7 VECTORED INTERRUPTS The QUADART also supports the powerful internally prioritized vectored interrupt structure of the Z 80A microprocessor which has become a trademark of Cromemco interface cards INTERVAL TIMES The QUADART has real time clocking capability with four interval timers each having periods as small as 4 00 microseconds Up to three timers can be cascaded to provide a 1 000 second time interval The software selectable time range of each timer is 0 to 16 384 milliseconds C BUS The control for the QUADART is from the C bus provided by Cromemco s powerful processor computer Model IOP The IOP interfaces between the S 100 bus and the C bus and can support up
46. rd Level Products Central Processor Unit Boards Memory Boards Input Output Boards 1 0 Processor Communications Interfaces Industrial Laboratory Interfaces Peripheral Interfaces High Resolution Color Graphics Support System Components Extender Boards Card Cages Power Supplies Peripherals Cables Microcomputer Systems and Software General Information Part Number Index Sales Support Offices 15 16 17 20 24 33 37 38 38 38 38 38 39 47 51 52 CROMEMCO TECHNOLOGY cpu rr NA MEMORY e bel 16K RAM 48K MORY 2 TWO PORT CONTROLLER RAM UNIT 48KTP MCU 64K RAM B4K2 BYTESAVER 256K RAM 512K ERROR 256K CORRECTING RAM 512 MSU gps o FLOPPY DISK Ten amp CRT I INTEIVACE HI RES N ANALOG INTERFACES ADC 12 amp DAC Y di 256K ERROR CORRECTING RAM 256 MSU cr a L PRINTER INTERFACE PRI pM VO INTERFACES TERMINAL Cromemco is the world s largest manufacturer of microcomputers based on the S 100 bus The S 100 bus is the best building block system for OEM computer applications and the most flexible system for designing modular computer systems The 5 100 bus structure was invented the same year Cromemco was founded 1975 The bus allows all system components to interrelate to each other With 5 100 boards you can achieve your
47. rive for one of the floppy drives and includes Cromemco s WDI Winchester Disk Interface The CS 1 and CS 1H can also be configured with Cromemco s DPU board in place of the ZPU to allow both Z 80A and 68000 software development The System One can take advantage of all the software listed in the software section that follows TECHNICAL SPECIFICATIONS Z 80A Based Systems 68000 and Z 80A Based Systems 5 1 5 1 2 80 4 MHz 158 instructions including the 78instructions of the8080A processor Processor Clock Rate Instruction Set RAM Memory 64Kb ROM Firmware RDOS Serial Interface RS 232 or current loop Processor Control N A Floppy Disk Storage 780Kb 390Kb Hard Disk Storage None 21 Mb Board Capacity 8 boards Boards Supplied ZPU 64KZ ZPU WDI 16FDC 64KZ 16FDC Bus S 100 Power Operates from 100 115 130 220 Power Supply Dimensions Weight Mounting Operating Environment 240 260 volts 50 60 cycle 8 volts 18 volts 15 18 volts 15 14 27 x 7 0 H x 17 87 45 lbs 51 lbs Cabinet optional rack mount brackets available 0 40 degrees Centigrade ECC stands for error checking and correction tUnformatted CS 1D2 CS 1D5E CS 1HD2 68000 and Z 80A 68000 8 MHz Z 80A 4 MHz 68000 Over 1000 instructions in 56 main types Z 80A 158 instructions including the 78 instructions of the 8080A processor 512Kb ECC 256Kb 512K ECC RDOS and Diagnostics
48. romemco Model RGB 13 HIGH RESOLUTION The SDI interface can be used to display images with up to 754 x 482 point resolution This resolution S AND OPN PATENTS PENDING Y CABLE STRIPE is at least the equal of a high quality broadcast TV picture COLOR OR B W The interface can be used to display an image in either color or black and white or in both simultaneously In color any 16 colors from a palette of 4096 colors can be used in the picture In black and white any 16 shades of gray can be used HOW THE SDI MAPS The SDI uses direct memory access to display the content of a display memory Each pixel of the display may be mapped either from one nybble 4 bits or one bit of the display memory The mapping mode nybble or bit is software selectable in fact part of a picture may be displayed in one mode and part in the other The display memory may consist of either 12K or 48K memory The combination of mapping modes and memory result in four basic modes of operation as shown below MODEL SDI RESOLUTION HORIZONTAL VERTICAL IN EACH OF FOUR MODES OF OPERATION Display Memory Size 12K 48K Nybble Mapped 189 x 121 378 x 242 Bit Mapped 377 x 242 754 x 482 SDI OUTPUTS The Model SDI provides three separate analog output signals to drive the Red Green and Blue guns of a high quality RGB monitor The three separate outputs rather than one composite output are used to prese
49. rve the full resolution of the picture In nybble mapped operations each 4 bit nybble can select one of 4096 colors as determined by a mapping RAM The contents of the mapping RAM can be changed dynamically under software control by issuing OUTPUT instructions to the SDI TV COMPATIBILITY The Model SDI also provides all signals required to serve as input to a colorizer or color modulator in a TV broadcast studio RGB MONITOR The Cromemco RGB red green blue Color Monitor is specially adapted for use with the SDI Interface 48K DISPLAY MEMORY The 48K two port memory card Model 48KTP has been developed for use with the SDI Picture information is accessible by the SDI through a connector on the top of the memory cards The cards plug directly into the Cromemco computer The computer resident memory may also be used as the display memory although at the expense of mapping speed This reduction occurs because the CPU must suspend operation when the SDI accesses the resident memory The result is approximately 5596 CPU utilization for a 12K memory picture and 6 utilization for a 48K memory picture Use of the special two port memory assures 7596 to 100 utilization depending on the application software DESIGNED TO SURPASS TV QUALITY FOR LONG TERM APPLICATION In its high resolution mode the SDI displays a picture having a 754 x 482 pixel resolution This format corresponds to and is compatible with NT
50. s Interface Four 8 bit parallel I O ports the GPIB card may issue non maskable interrupt requests to the Host the Host may issue maskable interrunt requests to the card GPIB Bus Interface The 24 IEEE 488 bus lines interface to a GPIB card connector Utility Interface One 8 bit parallel input port and one 8 bit parallel output port provide a general purpose interface at a GPIB card connector LSI Device Types Z 80A CPU TMS 9914 GPIB Adapter Power Requirements 8 VDC Q 1 5A max 18 volts not used Operating Environment 0 55 degrees Centigrade INPUT OUTPUT BOARDS Cromemco MODEL PRI Printer Interface n Cromemco PRI 020 0023 common ms MT CNOMIMCO INC LL RESERVED 43 CROMEMCO 3955 PORT amp 58 OUT DATA OF CARRIAGE MOTION 1 STATUS J CROMEMCO 2703 OR MADE IN USA OuT CONI2CI STROBES m m NACO A VERSATILE CARD WITH TWO INTERFACES ON ONE CARD With this interface card it s easy to interface either dot matrix or full letter printers to your computer system For use with these printers the PRI is designed with two actual interfaces One uses the Centronics parallel convention and interfaces the Cromemco Models 3715 or 3703 dot matrix printers TECHNICAL SPECIFICATIONS Output Port Addresses 54 5A 5B 5C Input Port Addresses 54 5A Alternate Port Addresses Optional DIP switch Software Support Cromemco CDOS CROMIX Y CASLE STRIPE ARROW
51. s from the C 1 terminal Other features include a programmable keyclick repeat rate and numeric pad mode Serial Interface Printer interface with busy ready handshake Data sent to C 1 is also sent to printer when printer is turned on from keyboard No additional printer interface is required Bus Standard 100 S 100 Operating Environment 0 55 degrees Centigrade Input Voltage and Frequency 8 volts 5 18 volts 1 5A 18 volts 1A MICROCOMPUTER BOARD LEVEL PRODUCTS HIGH RESOLUTION COLOR GRAPHICS HIGH RESOLUTION COLOR GRAPHICS Cromemco MODEL SDI Color Graphics Interface 78 PATENT UOT Y CAGLE STRIPE 1051 C52 1653 5 7 155 1C5 7 7451987 74 0126 748257 745257 146175 14 3367 63 The SDI graphics interface features high resolution and a wide range of color choices It is a fully integrated way to display the memory content of Cromemco computer systems in beautiful and meaningful color choices Use of color and the high resolution of the image simplify examination or discussion Various parts of the scan can be displayed in any of 4096 colors The interface consists of two circuit cards that plug directly into any Cromemco computer without alteration of the computer All necessary outputs to the monitors are provided by the interface The display device is typically an RGB Monitor used in the industry or available from C
52. system to be devised The Cromemco GPIB card contains a dedicated Z 80A processor along with 4K of RAM and two 2716 sockets that provide for 4K of EPROM Connectors at the top of the card are for the IEEE 488 interface There is also a connection for an external TTL parallel port Switches select the address INPUT OUTPUT BOARDS GPIB General Purpose Interface Bus through which the computer communicates with the card and the address to which the card responds The GPIB card can interrupt the host computer over the S 100 bus with either a software maskable or nonmaskable interrupt and is equipped with the Cromemco interrupt priority daisy chain The dedicated Z 80A on the card can be interrupted by the host the GPIB chip or the reception of data from the external input port On board priority determination is fully software defined employing a hardware poll of the possible interrupt devices over a single input port TECHNICAL SPECIFICATIONS IEEE 488 Functions G Controller with Pass Control capability T TE L LE Talker and or Listener SH AH Automatic Source and Acceptor Handshake DC DT Device Clear and Device Trigger SR Service Request PP Parallel Poll RL Remote Local with Remote Lockout Processor Z 80A clocked at 4 000 MHz ROM Memory Socket space for 4K bytes of TI 2516 Intel 2716 or their generic equivalents user supplied RAM Memory 4K bytes of 9124 1K x 4 static RAM included S 100 Bu
53. y Cromemco Hard Disk Drives Disk Drive Capacity 4 Maximum selected using interconnecting cables and intraboard functions may be selected using onboard jumpers The interboard options set up priorities between boards for system bus requests and system interrupts WDI bus requests are generated by the Address Generator DMA WDI interrupts are generated by the Address Generator CTC Counter Timer Circuit and the PIO Parallel Input Output controller circuits SYSTEM COMPATIBILITY The WDI is designed for use with all Cromemco 5 100 Bus systems Cromemco Hard Disk Drives are compatible with the WDI Bus 5 100 Power Requirements 8 volts 2 1 4 18 volts Operating Environment 0 55 degrees Centigrade INPUT OUTPUT BOARDS MODEL 64FDC Floppy Disk Controller The Cromemco Model 64FDC floppy disk controller board provides a complete system for floppy disk operation including serial I O for an RS 232 terminal a pre programmed Read Only Memory with system bootstrap and diagnostic routines and full read write format capability for any combination of single or double sided single or double density five inch or eight inch floppy disk drives The Model 64FDC normally handles up to four drives in a daisy chain configuration Up to sixteen drives may be connected if the drives decode the four drive select lines An important feature of the 64FDC is its support of the new sliml
54. z clock frequency Internal Memory 64K bytes of internal Random Access Memory 24K bytes of internal Read Only Memory Operating System Cromemco s enhanced CP M operating system Display High resolution 12 CRT for professional quality displays and graphics Graphics modes Pixel 160x 72 Line High resolution 720 x 384 Character Special graphic characters P 31 green phosphor standard 25 lines of 80 characters each Four character sets included ASCII Boldface Graphics Scientific Technical program that provide maximum comfort and efficiency The C 10 uses Cromemco s enhanced version of CP M which allows the user access to the extensive library of current CP M programs and to the wide variety of advanced programming languages avail able from Cromemco This gives the user access to higher level languages such as FORTRAN COBOL RATFOR and LISP Furthermore software programs that are developed for use with the C 10 can be used on larger Cromemco systems even the high perform ance 68000 based multi user computers The C 10 can emulate a wide variety of terminals and data protocols Several units can be interconnected and used as distributed work stations interfaced to larger Cromemco systems or used as front end processors for mainframe computers A number of options are available for the C 10 including a second 5 floppy disk drive a letter quality 120 words per minute Daisy wheel printer and a swivel and tilt ergono
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