Patent ID: 11907576
Assignee: SIEMENS AKTIENGESELLSCHAFT
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 3:
4. An interface device for communicating with a first field device and a second field device, the interface device comprising:
a) a network interface connectable to a first communication channel associated with the first field device and a second communication channel associated with the second field device; and
b) at least one processor connected to a memory module, the at least one processor being configured to:
i) receive a first command associated with a first field device,
ii) communicate with the first field device over the first communication channel to execute the received first command, said communication comprising performing a check to determine whether the first communication channel is free and synchronizing with the first communication channel prior to communicating the first command to the first field device,
iii) receive a second command associated with the second field device during the execution of the received first command,
iv) cache the second command in the memory module till execution of the first command is complete,
v) receive at least one command associated with one of the first field device or the second field device, and
vi) group the received at least one command into at least one group, each group of a plurality of groups of the at least one group comprising a set of commands associated with one of the first and second field devices.