RS-232C CONTROL SPECIFICATION

GLOBAL DESCRIPTION

OVERVIEW

A Host controller can control or watch out the product as a Slave very easily via the communication cable.

DETAILED DESCRIPTION

The interface specification between the product and a Host controller is described below.

CONNECTION FORMAT

Physical connection

Host (Controller)

Slave (the product)

ENGLISH

BLOCK DIAGRAM

HOST

(Controller)

RS232C cable (straight)

SLAVE

(The product)

Connector D-SUB (9pin, male)

TxD RxD

(Serial setting <RS232C basic>)

Baud Rate

: 9600bps

Data Bits

: 8bit

*The product connector is using D-SUB 9pin male.

*RS232C cable must use D-SUB 9pin female to connect the products.

INTERFACE CONNECTION SPECIFICATION OF THE PRODUCT

Processor Interface

Signal name

Connection device

D-Sub Pin

Connecter

-

N.C.

-

1

RS232C

UART

TxD (output)

RS232C Level shift driver

2

D-SUB

RxD (input)

3

 

 

(9pin,male)

-

N.C.

-

4

 

-

GND

GND

5

1 2 3 4 5

-

N.C.

-

6

 

-

N.C.

-

7

 

RxD TxD

GND

 

GND

 

Data transmission sequence from Host to Slave Host (Controller)

TxD

/

 

RxD

,

 

Parity

: None

Stop bit

: 1bit

Handshaking

: None

Slave (The product)

RxD

TxD

-

N.C.

-

8

6 7 8 9

-

N.C.

-

9

 

1.Host starts a data transmission from TxD.

2.Host performs the data transmission of the number of required bytes, and ends a transmission.

• Data transmission sequence from Slave to Host

 

Host (Controller)

 

Slave (The product)

TxD

/

RxD

 

RxD

,

TxD

 

1.Slave starts a data transmission from TxD.

2.Slave performs the data transmission of the number of required bytes, and ends a transmission.

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Denon DN-A7100 manual RS-232C Control Specification, Global Description, Detailed Description

DN-A7100 specifications

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