超级初新手，求大神指导。。。

只看该作者 · 2015-6-10 10:57

GpioCtrlRegs.GPAMUX2.all = 0x0555F015;
/*
GpioCtrlRegs.GPAMUX2.bit.GPIO16 = 1; //SPISIMOA
GpioCtrlRegs.GPAMUX2.bit.GPIO17 = 1; //SPISOMIA
GpioCtrlRegs.GPAMUX2.bit.GPIO18 = 1; //SPICLKA
GpioCtrlRegs.GPAMUX2.bit.GPIO19 = 0; //SPISTEA
GpioCtrlRegs.GPAMUX2.bit.GPIO20 = 0; //GPIO20
GpioCtrlRegs.GPAMUX2.bit.GPIO21 = 0; //GPIO21
GpioCtrlRegs.GPAMUX2.bit.GPIO22 = 0; //GPIO22
GpioCtrlRegs.GPAMUX2.bit.GPIO23 = 0; //GPIO23
GpioCtrlRegs.GPAMUX2.bit.GPIO24 = 1; //ECAP1
GpioCtrlRegs.GPAMUX2.bit.GPIO25 = 1; //ECAP2
GpioCtrlRegs.GPAMUX2.bit.GPIO26 = 1; //ECAP3
GpioCtrlRegs.GPAMUX2.bit.GPIO27 = 1; //ECAP4
GpioCtrlRegs.GPAMUX2.bit.GPIO28 = 1; //SCITXDA
GpioCtrlRegs.GPAMUX2.bit.GPIO29 = 1; //SCIRXDA
GpioCtrlRegs.GPAMUX2.bit.GPIO30 = 0; //GPIO30
GpioCtrlRegs.GPAMUX2.bit.GPIO31 = 0; //GPIO31
*/

现在有这么一个代码，因为刚开始工作，但这个0x00550015，是怎么通过下列说明中的“1”，“0”计算出来的哇？！。谢谢各位啦