Siemens SINUMERIK 840D sl Function Manual page 32

Detailed description
3.3 System variables for synchronized actions
$AC_FIFO[<n>, <i>] = <value>
Read
<variable> = $AC_FIFO<n>[<i>]
<variable> = $AC_FIFO[<n>, <i>]
Meaning
$AC_FIFO:
<n>:
32
FIFO data structure in the R parameters, starting from value in MD28262
$MC_START_AC_FIFO
Data type: REAL
Number of FIFO variables
Data type: INT
Value range: 1, 2, ... max. number (see references below)
Function Manual, 08/2018, 6FC5397-5BP40-6BA2
Synchronized actions