Agilent Technologies E1300B Especificações descarregar pdf (Página 39)

Receiving Data

The following shows two ways to receive data. One way shows how to use the iscanf function from the

Agilent Standard Instrument Library to receive formatted data from an instrument. The other way uses the

iread function to receive unformatted data.

Sending SCPI Commands as Formatted Data

iprintf(addr, “ %s %i\n” , cmd, parm);

Function

Session ID

Command format

plus Line Feed

Variable containing the parameter

Variable containing the SCPI command

Sending SCPI Commands as a Block of Data

iwrite(addr, “ ABORt\n” , 6, 1, NULL);

Function

Session ID

SCPI Command

plus Line Feed

NULL = No Returned Length Value

End Indicator

Length of SCPI Command

Receiving Formatted Data

iscanf(addr, "%f" , &rd_data);

Function

Session ID

Variable that Receives the Data

Specifies Returned Data Format

Receiving Unformatted Data

iread(addr, rdmsg, length, NULL, &actual);

Function

Session ID

Variable that

Receives Data

Get length of the Returned Data

Reason for Termination

Set length of the Returned Data

Sending SCPI Commands 2-7

1 2 ... 34 35 36 37 38 39 40 41 42 43 44 ... 77 78

Sem comentários

Agilent Technologies E1300B Especificações Página 39