A communication method and system for an SPI-based smart electric energy meter and a load identification module
A technology of a smart electric energy meter and a communication method, which is applied in the direction of electrical signal transmission system, signal transmission system, measurement of electrical variables, etc., can solve the problems of poor stability and low communication success rate, and achieves improved reliability, reduced error probability, and improved Effects of security and stability
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[0036] The technical solution of the present invention is further elaborated in conjunction with the accompanying drawings and embodiments.
[0037] as Figures 1 through 3 As shown, the communication method of the present embodiment, to achieve the communication of the intelligent energy meter and the load identification module, the basic framework of the smart energy meter is multi-core modular, comprising a measurement core responsible for the basic metering, responsible for the management of the whole meter management core, and for extending the function module to the peripheral serial device interface SPI. The extended function module includes, but is not limited to, the upstream communication module, the load identification module, the multi-table collection module, the ordered charging module and the power quality analysis module; the full name of SPI is Serial Peripheral Interface, that is, the peripheral serial device interface, the working mode is divided into two types: ...
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