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28035例程无法配置SPI寄存器

Other Parts Discussed in Thread: CONTROLSUITE

我用的是CCS5.5,打开的例程是controlsuite里的HVMotorCtrl+PfcKit_v2.1里的HVPM_Enhanced_Sensorless_2803x,在开始或运行过程中,均无法对SPIA(SpiaRegs)和SPIB(SpibRegs)赋值。现象是我对里面写数值,读取出来都是0。