Intelligent integrated controller based on OFDM technology
A centralized controller and intelligent technology, applied in the field of Internet of Things, can solve the problems of short life and weak processing ability, and achieve the effect of fast speed, strong processing ability, and simplified installation and deployment
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[0025] The present invention will be further described below with reference to the accompanying drawings and specific embodiments.
[0026] like figure 1 and figure 2 As shown, an intelligent centralized controller based on OFDM technology includes A-phase line, B-phase line, C-phase line and neutral line of a three-phase power supply, and an AC-DC module is connected between the A-phase line and the neutral line, The A-phase line, the B-phase line, the C-phase line and the neutral line are respectively connected with a coupling transformer, the coupling transformer is connected with the analog front-end chip, and the analog front-end chip is connected with the DSP chip through the SPI interface, and the DSP chip The high-end ARM chip is connected to the high-end ARM chip through the serial port. The model of the high-end ARM chip is AM335X. The high-end ARM chip is connected to the metering module through the serial port. A TF card is connected to the MMC interface of the h...
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