NHI-15992RT

m o .c U 4 NATIONAL t e e h S a at .D w w w HYBRID, Inc. The information provided in this document is believed to be accurate; however, no responsibility is assumed by NATIONAL HYBRID, INC. for its use, and no license or rights are granted by implication or otherwise in connection therewith. Specifications are subject to change without notice. m o .c U 4 t 2200 Smithtown Avenue, Ronkonkoma, NY 11779 e Telephone (631) 981- 2400 Data Bus Fax (631) 981- 2445 e h Website http: //www.nationalhybrid.com Email: [email protected] S a t a D . w w w m o .c U Multi-Protocol Data Bus 4Interface t e e NHi-RT Expanded Memory h Remote Terminals S a t a Manual User's .D w w w Version 2000.11.29 November 2000 TABLE OF CONTENTS 1.0.0 2.0.0 3.0.0 3.1.0 3.1.1 3.1.2 3.2.0 3.3.0 3.3.1 3.3.2 3.3.3 3.3.3.1 3.3.3.1.1 3.3.3.2 3.3.4 3.3.4.1 3.3.4.2 3.3.4.3 3.3.4.4 3.3.4.5 3.3.4.6 3.3.5 3.4.0 4.0.0 4.1.0 4.2.0 4.2.1 4.2.2 4.2.3 4.2.4 4.2.5 4.2.6 4.2.7 4.2.8 4.2.9 4.2.10 4.2.11 4.2.12 4.2.13 4.2.14 4.2.15 4.2.16 4.2.17 4.2.18 4.2.19 4.2.20 4.2.21 4.2.22 4.2.23 SCOPE. . . . . Nhi-RT PROTOCOL COMPLIANCE . INTRODUCTION . . . FEATURES . . . . GENERAL FEATURES . . REMOTE TERMINAL HIGHLIGHTS . BLOCK DIAGRAM . . . PROTOCOL CHIP DESCRIPTION . HOST BUS INTERFACE UNIT . . I/O BUS INTERFACE UNIT . . INTERRUPT CONTROL UNIT . . ICU REGISTERS . . . INTERRUPT DEFINITION TABLE . ICU FIFO . . . . DUAL REDUNDANT FRONT END . MANCHESTER DECODER . . MANCHESTER ENCODER . . GAP COUNTER . . . RT - RT NO RESPONSE C...