Marantz IS 201 RS 232C Control Specification
This is the 11 pages manual for Marantz IS 201 RS 232C Control Specification.
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Extracted text from Marantz IS 201 RS 232C Control Specification (Ocr-read)
Page 1
IS201 RS-232C Control Specification Page: 2 / 11 Document Version [1.0] Company Restricted Table of Contents 1. Introduction ............................................................................................................................................................ 3 1-1. Purpose ............................................................................................................................................................ 3 1-2. Scope................................................................................................................................................................ 3 1-3. Abbreviations ................................................................................................................................................... 3 2. Global Description ................................................................................................................................................ 3 2-1. Overview........................................................................................................................................................... 3 2-2. Block Diagram.................................................................................................................................................. 3 2-3. Interface connection specification of the product ........................................................................................... 3 2-4. Assumptions and Dependencies .................................................................................................................... 3 3. Detailed Description.............................................................................................................................................. 4 3-1. Connection format ........................................................................................................................................... 4 3-1-1. Physical connection ................................................................................................................................. 4 3-1-1-1. Data transmission sequence from Host to Slave .......................................................................... 4 3-1-1-2. Data transmission sequence from Slave to Host .......................................................................... 4 3-2. Transmission data format ................................................................................................................................ 5 3-2-1. Transmission data format from Host to Slave ........................................................................................ 5 3-2-1-1. Form1: Command ........................................................................................................................... 5 3-2-1-2. Form2: Status request ..................................................................................................................... 5 3-2-2. Transmission data format from Slave to Host........................................................................................ 5 3-2-2-1. Form1: ACK/NAK ............................................................................................................................ 5 3-2-2-2. Form2: Status answer and Auto status feedback .......................................................................... 5 3-3. The transaction sequences and the regulations ............................................................................................ 6 3-3-1. The transaction sequences ..................................................................................................................... 6 3-3-2. The transaction regulations ..................................................................................................................... 6 3-3-3. Specification of Auto status feedback ..................................................................................................... 6 3-3-4. Example of the transactions.................................................................................................................... 6 3-3-5. Examples of the handshaking flowchart ................................................................................................ 7 3-3-5-1. Example of successful handshaking ..............................................................................................7 3-3-5-2. Examples of handshaking error ...................................................................................................... 7 4. Recommendations of Command, Status and Layer definition ..................................................................... 8 5. Commands ............................................................................................................................................................. 9 6. Revision history................................................................................................................................................... 11
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IS201 RS-232C Control Specification Page: 3 / 11
Document Version [1.0]
Company Restricted
1. Introduction
1-1. Purpose
This document was written as a reference specification of products that are controled by the host
controller.
1-2. Scope
This document would be using by software or hardware engineers for production of the product.
1-3. Abbreviations
Abbreviation Description
2. Global Description
2-1. Overview
A Host controller can control or watch out the product as a Slave very easily via the communication cable.
2-2. Block Diagram
* The product connector is using D-SUB 9pin male.
* RS232C cable must use D-SUB 9pin female to connect the products.
2-3. Interface connection specification of the product
uP Interface Signal name Connection device D-Sub Pin Connecter
- N.C. - 1
TxD (output) 2 UAR T
RxD (input) RS232C
Level shift driver
3
- N.C. - 4
-
GND GND 5
- N.C. - 6
- N.C. - 7
- N.C. - 8
- N.C. - 9