CoAP protocol message format is simple, messages can be very short, using longconnections, there is a heartbeat preservation mechanism.
Huawei Intelligent Gateway is an OSGI-based open platform, where hardware driver plug-ins and application plug-ins can be dynamically installed, started, upgraded, and uninstalled (plug and play), installed by users, and centrally controlled by operators.
The task in Huawei LiteOS is an preemptive scheduling mechanism, and the time slice rotation scheduling method is not currently supported.