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请问msp430f247系列IO口有P1SEL2 IO口功能设置寄存器2吗？
请在ti官网查看F247的datasheet，在后面有I/O管脚功能的定义。谢谢
你好！
F247没有PxSEL2寄存器。
下面两幅图分别是MSP430G2xxx系列和F247的IO原理图，很明显，P1SEL2在F247中是不存在的。
1.
2.
