pTAL Reference Manual (H06.03+)

Built-In Routines

HP pTAL Reference Manual—523746-005

15-40

$EXECUTEIO

$EXECUTEIO executes an I/O operation.

channel input

uINT:value

is the channel number to which the I/O is initialized.-

lprmcommand input

uINT:value

is the load parameter.

lacsubcommand input

sINT:value

is the load address and the command word.

rdstdevstatus output

uINT:variable

is the controller and device status.

Note. The EpTAL compiler does not support this procedure.

pTAL privileged procedure Yes

Can be executed only by privileged procedures Yes

Sets condition code Yes

Sets $CARRY No

Sets $OVERFLOW No

) ;

$EXECUTEIO

VST616.vsd

channel( lprmcommand

lacsubcommand rdstdevstatus

channel-status