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.

在TI例程芳gpio_setup里,加入 ZONE0 : origin = 0x004000, length = 0x001000 即外部接口模块,写了个句子,调试无反应。



#define  csaddr  *(unsigned int *)0x04000  

csaddr=0xff00 ;

通过内存0x04000 地址的值不变而换成其他地址且可以改变,谁能帮我这是什么原因??