signalInfo

Information about signals in CAN message

Syntax

SigInfo = signalInfo(candb,msgName)

SigInfo = signalInfo(candb,id,extended)

SigInfo = signalInfo(candb,id,extended,signalName)

Description

SigInfo = signalInfo(candb,msgName) returns information about the signals in the specified CAN message msgName in the specified database candb.

SigInfo = signalInfo(candb,id,extended) returns information about the signals in the message with the specified standard or extended ID id in the specified database candb.

SigInfo = signalInfo(candb,id,extended,signalName) returns information about the specified signal 'signalName' in the message with the specified standard or extended ID id in the specified database candb.

Examples

Use Message Name to Get Information

Get signal information from the message 'Battery_Voltage'.

SigInfo = signalInfo(candb,'Battery_Voltage');

Use Message ID to Get Information

Get signal information from the message with ID 196608.

SigInfo = signalInfo(candb,196608,true);

Use Signal Name to Get Information

Get information from the signal named 'BatVlt' from message 196608.

SigInfo = signalInfo(candb,196608,true,'BatVlt');

Input Arguments

candb — CAN database

CAN database object

CAN database, specified as a CAN database object, that contains the signals that you want information about.

Example: candb = canDatabase('C:\Database.dbc')

msgName — Message name

character vector | string

Message name, specified as a character vector or string. Provide the name of the message that contains the signals that you want information about.

Example: 'Battery_Voltage'

Data Types: char | string

id — Message identifier

numeric value

Message identifier, specified as a numeric value. Provide the numeric identifier of the specified message that contains the signals you want information about.

Example: 196608

extended — Extended message indicator

true | false

Extended message indicator, specified as true or false. Indicate whether the message ID is standard or extended type. Use the logical value true if extended, or false if standard.

Example: true

Data Types: logical

signalName — Name of signal

char vector | string

Name of the signal, specified as a character vector or string. Provide the name of the specific signal that you want information about.

Example: 'BatVlt'

Data Types: char | string

Output Arguments

SigInfo — Signal information

struct or array of struct

Signal information, returned as a structure or array of structures.

Data Types: struct

Version History

Introduced in R2009a