Dynamic Power Parameter Acquisition System Based on DSP and CAN Bus

The power system parameter acquisition system based on DSP TMS320F2812 embedded with CAN controller was brought forward.The system functions and operating principle were introduced.The hardware schematic circuit of memory expansion,CAN bus interface,AC voltage and current processing circuit,and phase voltage PLL were given.The design gist of hardware circuit parameter was also discussed.Finally,the system software flowchart was analyzed.