在28379D中,CPU1、CPU2对同一外设进行写操作,外设寄存器会怎么样反应?是否有优先级?
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zhcsc63p_TMS320F2837xD 双核实时微控制器 datasheet (Rev. P)第201页7.5 总线架构 - 外设连接
除此之外,还有两类。一类是由信号量控制一次只能由一个CPU访问,是时钟相关的配置;另一类是两个CPU都各自拥有。具体请看紧接着的表 7-10. 总线主器件对外设的访问