D.16
SMB86-SMB94 and SMB186-SMB194: Receive message control
SMB86-SMB94 and SMB186-SMB194 are used to control and read status of the RCV
(Receive message) instruction.
S7-200 SMART
System Manual, 09/2015, A5E03822230-AC
Special memory (SM) and system symbol names
D.16 SMB86-SMB94 and SMB186-SMB194: Receive message control
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