This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

ads1252与msp430f149引脚怎样连接呀,看到f449与1252的代码有外部中断2.2,就有些弄不明白了

编写程序,用SPI一直不行,然后搜到F449的程序居然还有外部中断,1252总共就那么些脚,CLK接时钟,SCLK接UCLK,DOUT接SOMI,怎么还有脚接外部中断呢