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NHI15302RT Dataheets PDF



Part Number NHI15302RT
Manufacturers National Hybrid
Logo National Hybrid
Description (NHI Series) Multi-Protocol Data Bus Interface
Datasheet NHI15302RT DatasheetNHI15302RT Datasheet (PDF)

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.nationalhybri.

  NHI15302RT   NHI15302RT


Document
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 COUNTER . MINIMUM RESPONSE TIME COUNTER FAIL -SAFE TIMEOUT COUNTER . MESSAGE PROCESSOR UNIT . RT HARDWIRE TERMINAL ADDRESS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 4 4 4 4 5 6 6 7 7 7 7 7 8 8 8 9 9 9 9 9 9 9 10 10 12 12 13 14 15 15 15 15 16 16 18 18 18 18 18 18 19 19 19 19 20 20 20 21 DATA STRUCTURE . . . . ADDRESS MAP . . . . INTERNAL REGISTERS . . . CONTROL . . . . . POINTER TABLE ADDRESS . . . BASIC STATUS . . . . INTERRUPT REQUEST . . . INTERRUPT MASK . . . . INTERRUPT VECTOR . . . . AUXILIARY VECTOR REGISTER . . REAL- TIME CLOCK . . . . RTC CONTROL REGISTER . . . FIFO READ . . . . . FIFO RESET . . . . . LAST COMMAND REGISTER . . . LAST STATUS REGISTER . . . RESET REMOTE TERMINAL . . ENCODER STATUS . . . . CONDITION REGISTER . . . ENCODER DATA REGISTER . . ENCODER DATA TRANSMIT RQST . . ENCODER COMMAND TRANSMIT REQUEST EXTERNAL TERMINAL ADDRESS REGISTER COMMAND OUTPUT PINS . . . I/ O TAG WORD REGISTER . . . CONFIGURATION REGISTER 1 . . - 1 - TABLE OF CONTENTS(continued) 4.3.0 4.3.1 4.3.2 4.3.3 4.3.4 4.3.4.1 4.3.4.2 4.3.4.3 5.0.0 5.1.0 5.2.0 5.2.1 5.2.2 5.2.3 5.2.4 5.2.5 5.2.6 5.2.7 5.2.8 5.2.9 5.2.10 5.2.11 5.2.12 5.2.13 5.2.14 5.2.15 5.2.16 5.2.17 5.2.18 6.0.0 6.1.0 6.2.0 7.0.0 7.1.0 7.2.0 8.0.0 9.0.0 9.1.0 9.2.0 9.3.0 9.4.0 10.0.0 10.1.0 10.2.0 10.3.0 10.4.0 11.0.0 11.0.1 RT DATA TABLES . . . . . MESSAGE ILLEGALITY . . . . DATA TABLE TAG WORD . . . . DATA TABLE POINTER . . . . RT DATA TABLE BUFFERING SCHEME . . RT RAM ACCESS . . . . . HOST RAM ACCESS . . . . . READ- MODIFY- WRITE . . . . RT MODE CODE OPERATION . . . . GENERAL . . . . . . TABLE OF RT MODE CODE RESPONSES . . DYNAMIC BUS CONTROL (00000; T/R=1) . . SYNCHRONIZE WITHOUT DATA (00001; T/R=1) . TRANSMIT LAST STATUS WORD (00010; T/R=1) . INITIATE SELF TEST (00011; T/R=1) . . . TRANSMITTER SHUTDOWN (00100; T/R=1) . . OVERRIDE TRANSMITTER SHUTDOWN . . (00101; T/R=1) INHIBIT TERMINAL FLAG (00110; T/R=1) . . OVERRIDE INHIBIT TERMINAL FLAG (00110; T/R=1) . RESET REMOTE TERMINAL (01000; T/ R= 1) . . RESERVED MODE CODES (01001- 01111; T/ R= 1) . TRANSMIT VECTOR WORD (10000; T/ R= 1) . . SYNCHRONIZE WITH DATA WORD (10001; T/ R= 0) . TRANSMIT LAST COMMAND (10010; T/ R= 1). . TRANSMIT BIT WORD (10011; T/ R= 1) . . SELECTED TRANSMITTER SHUTDOWN . . (10100; T/ R= 0) OVERRIDE SELECTED TRANSMITTER SHUTDOWN . (10101; T/ R= 0) RESERVED MODE CODES (10110- 11111; T/ R= 1) . RESERVED MODE CODES (10110- 11111; T/ R= 0) . INITIALIZATION . . . . . INTERNAL INITIALIZATION . . . . HOST INITIALIZATION OF NHi-RT . . . INTERRUPT HANDLING . . . . HARDWARE INTERRUPT ACKNOWLEDGE . . SOFTWARE INTERRUPT ACKNOWLEDGE . . PC BOARD CONSIDERATIONS AND GUIDE LINES . PIN FUNCTIONAL DESCRIPTION . . . GENERAL PURPOSE SIGNALS . . . HOST INTERFACE SIGNALS . . . . DISCRETE I/O BUS INTERFACE SIGNALS . . MIL BUS INTERFACE SIGNALS . . . ELECTRICAL CHARACTERISTICS . . . ABSOLUTE MAXIMUM RATINGS . . . OPERATING CONDITIONS . . . . I/O TYPES & DESCRIPTIONS . . . . I/O ELECTRICAL CHARACTERISTICS . . TIMING DIAGRAMS . . . . . HOST WRITE CYCLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 22 23 24 24 24 25 25 26 26 26 26 27 27 27 28 28 28 29 29 29 30 30 31 31 31 32 32 33 33 33 34 35 35 36 36 37 37 37 38 39 39 39 39 40 40 41 41 - 2 - TABLE OF CONTENTS(continued) 1.


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