honeywell 71-293 DDP-116 Interface Manual Jan65 free download

File name 71-293_DDP-116_Interface_Manual_Jan65.pdf

Document No. 71-293 INTERFACE MANUAL FOR DDP-116 GENERAL-PURPOSE COMPUTER January 8, 1965 Prepared by: Computer Control Company, Inc. Old Connecticut Path Framingham, Massachusetts COPYRIGHT 1965 by Computer Control Company, Incorporated, Framingham, Massachusetts. Contents of this publication may not be reproduced in any form, in whole or in part, without permission of the copyright owner. All rights reserved. Printed in U. S. A. CONTENTS Title Page Intr oduction 1 DDP-116 1/0 Communication Standard Parallel 110 Bus 3 Standard 110 Bus Line s 3 Logic Levels 3 OCP Commands 3 SKS Commands 5 INA Commands 6 OTA Commands 6 Standard Interrupt Provisions 7 Gating Circuit Characteristics 8 Direct Multiplexed Channel (DMC) Option 11 110 Transfer s 12 Special DMC Signal Gating Circuit Characteristics 13 Priority Interrupt Option 16 Typical Device Control Interface 17 OCP Commands 17 SKS Testing 17 Standard Input Data Transfer s 17 Standard Output Data Transfers 19 Setting Mask Flip-Flop 19 Standard Interrupt for Input 19 Standard Interrupt for Output 19 System Normalize 20 Special DMC Provisions 20 Parity Check Input 20 System Interconnecting Data 20 Interconnecting Cables 23 1/ 0 Connectors 23 AC Power Distribution 23 DC Power Distribution 23 System Grounding 25 iii ILLUSTRA TIONS Figure Title Page Standard DDP-116 2 DDP-l16 I/O, Block Diagram 2 3 OCP I/O Command, Timing Diagram 5 4 SKS Sensing Command, Timing Diagram