我这里有一套eZ430-RF2500,想用它做一个无线接收和本地存储装置,需要用SPI来完成SD卡中的存储工作,其中UCA0CLK和UCB0STE,UCA0STE和UCB0CLK分别公用一个端口,而UCB0STE和UCB0CLK已经用于cc2500的连接控制,那这个问题该怎么解决呢?
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