CPC G06F 9/4881 (2013.01) [G05D 1/0022 (2013.01); G06F 9/3887 (2013.01); G06F 9/542 (2013.01); G06F 9/544 (2013.01); G06F 9/546 (2013.01)] | 18 Claims |
1. A method of communicating instruction data items from a control apparatus, comprising:
receiving a message from a device,
determining a type of message, comprising a request or an acknowledgment, received from the device,
determining, depending on the type of message, whether the device has items left taking into account a time for processing of sent data item(s) in the device, and
sending, responsive to the type of message comprising the request, a response message to the request, the sending comprising selectively including at least one instruction data item in the response message based at least partly on the determinations of:
the type of message received from the device, and
the time for the processing of the sent data item(s) in the device.
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