Marantz VP 11 S 1 RS 232C Control Specification

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VP-11S1 RS-232C Control Specification Page: 2 / 12 Document Version [1.0] Company Restricted Table of Contents 1. Global Description ................................................................................................................................................ 3 1-1. Overview........................................................................................................................................................... 3 1-2. Block Diagram.................................................................................................................................................. 3 1-3. Interface connection specification of the product ........................................................................................... 3 1-4. Assumptions and Dependencies .................................................................................................................... 3 2. Detailed Description.............................................................................................................................................. 4 2-1. Connection format ........................................................................................................................................... 4 2-1-1. Physical connection ................................................................................................................................. 4 2-1-1-1. Data transmission sequence from Host to Slave .......................................................................... 4 2-1-1-2. Data transmission sequence from Slave to Host .......................................................................... 4 2-2. Transmission data format ................................................................................................................................ 5 2-2-1. Transmission data format from Host to Slave ........................................................................................ 5 2-2-1-1. Form1: Command ........................................................................................................................... 5 2-2-1-2. Form2: Status request ..................................................................................................................... 5 2-2-2. Transmission data format from Slave to Host........................................................................................ 5 2-2-2-1. Form1: ACK/NAK ............................................................................................................................ 5 2-2-2-2. Form2: Status answer and Auto status feedback .......................................................................... 5 2-3. The transaction sequences and the regulations ............................................................................................ 6 2-3-1. The transaction sequences ..................................................................................................................... 6 2-3-2. The transaction regulations ..................................................................................................................... 6 2-3-3. Specification of Auto status feedback ..................................................................................................... 6 2-3-4. Example of the transactions.................................................................................................................... 6 2-3-5. Examples of the handshaking flowchart ................................................................................................ 7 2-3-5-1. Example of successful handshaking ..............................................................................................7 2-3-5-2. Examples of handshaking error ...................................................................................................... 7 3. Recommendations of Command, Status and Layer definition ..................................................................... 8 4. Definitions of Command, Status and Layer...................................................................................................... 8 4-1. Normal Commands ......................................................................................................................................... 8 4-2. Status Request and Status (answer and feedback) Commands................................................................ 10 5. Revision history................................................................................................................................................... 12

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VP-11S1 RS-232C Control Specification Page: 3 / 12 Document Version [1.0] Company Restricted 1. Global Description 1-1. Overview A Host controller can control or watch out the product as a Slave very easily via the communication cable. 1-2. Block Diagram * The connector on the product is D-SUB 9pin male type. * RS232C cable has to be D-SUB 9pin female straight type for connecting the products. 1-3. 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 RS232C D-SUB (9pin,male) 1-4. Assumptions and Dependencies HOST (Controller) SLAVE (The product) RS232C cable (straight) Connector D-SUB (9pin, male)