DOCUMENTATION MAP HP 1000 M/E/F-Series· Operating and Reference Manuals• HP 1000 M/E/F-Series Installation and Service Manuals L r 1 1/0 Extender HP 1000 Computers HP 1000 M/E/F-Series r+ Installation and Service Manual Engineering and ... Microprogramming 14- Reference Documentation Reference Manual HP 1000 M/E/F-Series 1/0 Extender Slide Mounting Kit Microprogramming i-. Operating and Reference Manual Installation Instructions I+- 14 Pocket Guide c .iii0 c Dual-Channel Port HP 1000 M/E/F-Series Q) Slide Mounting Kit Controller )( ...... Installation Instructions +- Firmware Installation 14- LU Installation Manual and Reference Manual ~ Dual-Channel Port f-+ Controller Memory Protect +- Writable Control Store .... Installation Manual Installation Manual Reference Manual Ill Q) "§ Ill Ill Q) HP 1000 M/E/F-Series Standard Performance u _. Memory Systems .;:j_ Fast FORTRAN Processor 1/0 Interfacing Guide I+- Installation Manual 14- Installation and Service 1j c ct! Illc 0 High Performance li Memory Systems +- 0 + Installation and Service Memory Extender r+ Installation and Service Manual Power Fail Recovery System Installation Manuals 14- Slide Mounting Kit f-+ Installation Instructions c .iii0 Dynamic Mapping System c Installation Manual I+-- 2x Standard Performance LU f-+ Memory Systems ~ Installation and Service 0 ~ E Q) HP 1000 M/E/F-Series ::? I AREYOU "' I+- HERE / 1/0 Interfacing Guide High Performance -v I-+ Memory Systems Installation and Service Diagnostic Configurator I+-- Reference Manual Power Fail Recovery System 4 Installation Manual •M/E/F refers to your particular series of HP 1000 Computer. HP 1000 M/E/F-Series Computers 1/0 interfacing guide Ff/OW HEWLETT ~ea PACKARD HEWLETT-PACKARD COMPANY Data Systems Division MANUAL PART NO. 02109-90006 11000 Wolfe Road Printed in U.S.A. September 1980 Cupertino, California 95014 I PRINTING HISTORY New editions are complete revisions of the manual. Update packages contain replacement pages or write-in instructions to be merged into the manual by the customer. Manuals will be reprinted as necessary to incorporate all prior updates. A reprinted manual is identical in content (but not in appearance) to the previous edition with all updates incorporated. No information is incorporated into a reprinting unless it appears as a prior update. The edition does not change. Printing History Second Edition ..................................................September 1980 NOTICE The information contained in this document is subject to change without notice. HEWLETT-PACKARD MAKES NO WARRANTY OF ANY KIND WITH REGARD TO THIS MATER­ IAL, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Hewlett-Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, perfor­ mance or use of this material. 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Copyright © 1980 by HEWLETT-PACKARD COMPANY ii CONTENTS Section I Page Section IV Page INTRODUCTION COMPUTER TIMING Introduction to Interfacing ........................ 1-1 Control Processor Timing (HP 1000 M-Series) ...... 4-1 HP 1000 M-Series, E-Series, and F-Series Control Processor Timing (HP 1000 E-Series and Basic Features and Differences .................... 1-1 F-Series) ......................................... 4-1 User Interface Requirements ...................... 1-1 110 Section Timing ................................ 4-5 Levels of Hardware Interfacing .................... 1-5 Typical Application ............................... 4-9 Available Documentation .......................... 1-6 Sample Programs .............................. 4-9 Functional Operation ........................... 4-9 Dual-Channel Port Controller Section II Page (DCPC) Timing .................................. 4-13 COMPUTER CHARACTERISTICS Computer Overview ............................... 2-1 Section V Page Control Processor Section ......................... 2-2 DESIGNING INTERFACE PCA'S Arithmetic/Logic Section .......................... 2-3 Introduction ...................................... 5-1 Main Memory Section ............................. 2-3 110 Section Interfacing ............................ 5-1 110 Section ....................................... 2-3 1/0 Interface PCA Specifications ................ 5-1 HP Breadboard Interface Kit ................... 5-1 110 Interface PCA Design ....................... 5-3 Section III Page 110 SYSTEM FUNDAMENTALS Purpose .......................................... 3-1 Section VI Page 110 Section Control ............................... 3-1 ADVANCED INTERFACING TECHNIQUES General ........................................ 3-1 Party-Line 110 .................................... 6-1 110 Control Instructions ........................ 3-1 General Information ............................ 6-1 110 Data Transfer Instructions .................. 3-1 Principles of Operation ......................... 6-1 Interrupt Requests ............................. 3-3 Controller Hardware Design .................... 6-3 Interface PCA's ................................... 3-3 Input Programming Using Noninterrupt Mode ... 6-4 110 Timing ....................................... 3-3 Output Programming Using Noninterrupt Mode . 6-5 110 Addressing ................................... 3-3 110 Programming Using Interrupt Mode ......... 6-5 Interrupt System ................................. 3-5 DCPC Transfers .................................. 6-5 Interrupt Priority .............................. 3-5 Microprogrammed 110 ............................ 6-10 Priority Assignments ........................... 3-5 Microprogrammed Block 110 Transfers ......... 6-10 Priority Network Operation ..................... 3-8 Microprogrammable Processor Priority Continuity ............................. 3-8 Port Interfacing ............................... 6-13 Instructions Affecting Priority .................. 3-9 Interrupt Generation ........................... 3-9 Interrupt Processing ............................ 3-9 Appendix A Page 110 Data Transfers ............................... 3-10 INTERFACE KITS .............................. A-1 Noninterrupt Transfers ........................ 3-10 Interrupt Transfers ............................ 3-11 Appendix B Page Dual-Channel Port Controller .................. 3-13 1/0 SIGNAL DEFINITIONS ..................... B-1 iii ILLUSTRATIONS Title Page Title Page Computer Functional Sections ..................... 2-1 I/O Section Timing Diagram ...................... .4-6 Computer Functional Block Diagram .............. 2-2 Duplex Register Interface PCA Simplified HP 1000 Computers Block Diagram ............... 2-4 Logic Diagram ................................ 4-10 lnput'Output System .............................. 3-2 Interface PCA Functional Operation Flowchart .... 4-14 I/O Address Assignments .......................... 3-4 DCPC Timing Diagram .......................... 4-16 I/O Slot Connector Select Code Wiring ............. 3-5 110 Interface PCA Dimensions ..................... 5-2 Priority Linkage .................................. 3-8 Flag and Interrupt Circuits Logic Diagram ......... 5-4 Interrupt Priority Network ........................ 3-9 Valid Interface PCA TTL Receiver ................. 5-5 Interrupt Priority Continuation ................... 3-10 Valid Interface PCA Driver Circuit ................ 5-5 Input Data Transfer (Interrupt Method) ........... 3-11 Remote Computer Halt Drive Circuit .............. 5-6 Output Data Transfer (Interrupt Method) ......... 3-13 Typical I/O Device Controller Simplified DCPC Input Data Transfer ....................... 3-14 Logic Diagram ................................. 6-3 DCPC Output Data Transfer - Method 1 .......... 3-17 Critical DCPC Interface Design .................... 6-9 Five-Word DCPC Output Transfer - Method 2 ..... 3-18 Microprogrammed Block I/O Input DCPC Control Word Formats ..................... 3-18 Data Transfer ................................. 6-10 HP 1000 M-Series Computer Timing Microprogrammed Block I/O Flow Diagram ....... 6-14 Configuration .................................. 4-2 MBIO Timing Considerations ..................... 6-15 HP 1000 M-Series Control Processor Typical Microprogrammed Block I/O Timing Diagram ............................... 4-3 Interface Circuits ............................. 6-16 HP 1000 E/F-Series Computers Timing MPP Connector Location ......................... 6-20 Configuration .................................. 4-4 MPP Timing Diagram ........................... 6-23 HP 1000 E/F-Series Control Processor . MPP Timing Considerations ...................... 6-23 Timing Diagram ............................... 4-5 TABLES Title Page Title Page HP 1000 Computers Interface Specifications ........ 1-2 Flag and Interrupt Logic Component HP 1000 Computers Available Current ............ 1-6 Identification .................................. 5-5 110 Interface Related Reference Manuals ........... 1-7 I/O Current Availability from I/O Extender ........ 5-6 Select Code Assignments .......................... 3-4 Interface PCA Test Program ...................... 5-7 Interrupt and I/O Control Summary ............... 3-6 Interrupt Test Program ........................... 5-8 Noninterrupt Transfer Routines .................. 3-10 Command and Status Bit Assignments