NEC RS-232C manual Model Name Read

Models: RS-232C

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12.2 Model Name Read

This command is used in order to read the Model Name. 1) The controller requests the monitor to read Model Name.

 

Header

 

 

Message

 

Check code

 

Delimiter

 

 

SOH-'0'-Monitor ID-'0'-'A'-'0'-'6'

 

STX-'C'-'2'-'1'-'7'-ETX

 

BCC

 

 

CR

 

 

 

Header

 

 

 

 

 

 

 

 

 

 

 

 

SOH (01h): Start Of Header

 

 

 

 

 

 

 

 

 

 

 

'0' (30h): Reserved

 

 

 

 

 

 

 

 

 

 

 

 

Monitor ID: Specify the Monitor ID which you want to get Model Name.

 

 

 

 

 

 

Ex.) If Monitor ID is '1', specify 'A'.

 

 

 

 

 

 

 

 

'0' (30h): Message sender is the controller.

 

 

 

 

 

 

 

 

'A' (41h): Message type is "Command".

 

 

 

 

 

 

 

 

'0'-'6'(30h, 36h): Message length

 

 

 

 

 

 

 

 

Message

 

 

 

 

 

 

 

 

 

 

 

 

STX (02h): Start of Message

31h, 37h): Model Name command

 

 

 

 

 

 

 

 

'C'-'2'-'1'-'7' (43h, 32h,

 

 

 

 

 

 

 

 

ETX (03h): End of Message

 

 

 

 

 

 

 

 

 

 

 

Check code

 

 

 

 

 

 

 

 

 

 

 

 

BCC: Block Check Code

 

 

 

 

 

 

 

 

 

 

 

 

Refer to the section 4.5 “Check code” for a BCC calculation.

 

 

 

 

 

 

Delimiter

 

 

 

 

 

 

 

 

 

 

 

 

CR (0Dh): End of packet

 

 

 

 

 

 

 

 

 

 

 

 

2) The monitor replies the model name data to the controller.

 

 

 

 

 

 

 

 

Header

 

 

 

Message

 

 

Check code

Delimiter

SOH-'0'-'0'-Monitor ID-'B'-N-N

 

STX-'C'-'3'-'1'-'7'-Data(0) -Data(1)—---

 

BCC

 

CR

 

 

 

-Data(n)-ETX

 

 

 

 

 

 

 

 

Header

 

 

 

 

 

 

 

 

 

 

 

 

SOH (01h): Start Of Header

 

 

 

 

 

 

 

 

 

 

 

'0' (30h): Reserved

 

 

 

 

 

 

 

 

 

 

 

 

'0' (30h): Message receiver is the controller.

 

 

 

 

 

 

 

 

Monitor ID: Indicate a replying Monitor ID.

 

 

 

 

 

 

 

 

Ex.) When this byte is set to 'A', the replying Monitor ID is '1'.

 

 

 

'B' (42h): Message type is "Command reply".

 

 

 

 

 

 

 

 

N-N: Message length

 

 

 

 

 

 

 

 

 

 

 

 

Note.) The maximum data length that can be returned from the monitor at a time is

 

32bytes.

 

 

 

 

 

 

 

 

 

 

 

Ex.) The byte data 20h is encoded as ASCII characters '2' and '0' (32h and 30h).

 

Message

 

 

 

 

 

 

 

 

 

 

 

 

STX (02h): Start of Message

 

 

 

 

 

 

 

 

 

 

 

'C'-'3'-'1'-'7' (43h, 33h, 31h, 37h): Model Name reply Command

 

 

 

 

 

 

Data(0) -Data(1)----Data(n):Model name

 

 

 

 

 

 

 

These data are encoded to ASCII characters strings. ETX (03h): End of Message

Check code

BCC: Block Check Code

Refer to the section 4.5 “Check code” for a BCC calculation.

Delimiter

CR (0Dh): End of packet

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Page 67
Image 67
NEC RS-232C manual Model Name Read