Technical data

Linkage with PLC
154 VIPA GmbH CP486 00/14
6.4.2.8 Read Status of Process Image
Register
high In low Out
AX $70 - status
status 0 no process image available
1..255 current process image counter
The current value of the process image counter (bank 7 address 3FEh) can be read by means of this
function. If the value is 0 then no process image is available.