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假如需要对一个器件16位并行操作,为了提高效率,有没有办法同时对A口和B口整合为一个操作?
还有bit-bang是什么??什么用处??
楼主你好，需要分开操作。
Bit-bang是为了提高位操作性能的，传统的位操作是通过读取-》修改位-》写回寄存器完成。如果有bit-bang，就可以直接对位进行操作而不影响别的位，整个操作就只剩下写入一步
