Measurement-computing Serial488/4 Instrukcja Użytkownika Pobierz pdf (Strona 44)

Section 3 Command Descriptions

3.5

Data Bits Dn

The Data Bits

command programs the number of data bits contained in each

character transmitted and received by the selected serial port. T he Port Select

command (

) is used to select the serial port regardless of addressing mode in use.

The factory default setting as set by the Save Configuration command (

) is

eight data bits.

Seven data bits selected.

Eight data bits selected.

Return current data bits setting

Example1: Set data bits for ports 1 and 3 using dual primary addressing mode.

PRINT#1,"CLEAR08"

reset the Serial488/4

PRINT#1,"OUTPUT08;P1X"

select port 1 as the current port

PRINT#1,"OUTPUT08;D0X"

select 7 data bits

PRINT#1,"OUTPUT08;P3D1X"

select 8 data bits for port 3

Example 2: Set data bits for ports 1 and 3 using secondary addressing mode.

PRINT#1,"CLEAR0800"

reset the Serial488/4

PRINT#1,"OUTPUT0800;P1X"

select port 1 as the current port

PRINT#1,"OUTPUT0800;d0X"

select 7 data bits

PRINT#1,"OUTPUT0800;P3d1X"

select 8 data bits for port 3

1 2 ... 39 40 41 42 43 44 45 46 47 48 49 ... 90 91

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Measurement-computing Serial488/4 Instrukcja Użytkownika Strona 44