Advantech PCL-848A/B Manual de usuario descargar pdf (Pagina 30)

24 PCL-848AB User's Manual

3.4.9. LOCAL

Purpose :

This command executes a Go To Local (GTL) or clears the REN line to enable a

device’s front panel controls.

Offset :

LOCAL%=21

Syntax :

CALL LOCAL%(ADDR%) ----BASIC

CALL ABSOLUTE(ADDR%,LOCAL%) ----BASIC Compiler

Parameter :

ADDR% - The address of the device to be set local. If 0 <= addr <=30, then it

executes a Go To Local (GTL) command to the specified device.

Otherwise, it sets the REN line false (High).

Bus Activity :

- If 0 <= addr <= 30

ATN is set true.

UNL is sent.

LAD is sent.

MTA is sent.

GTL is sent.

- If addr < 0 or addr > 30

REN is set false.

ATN is set false.

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Advantech PCL-848A/B Manual de usuario Pagina 30