为什么时常感到一阵的空虚
感觉有事做的时候忙忙碌碌，但是事情做完了就会感到空虚。不知道要干什么
可能是忙碌的时候压制了所有的兴趣，爱好。而等着忙完了，那些爱好真的被完全压制了。
以后不如写一个wish list，把忙的时候想玩的东西记下来。
可能是忙碌的时候压制了所有的兴趣，爱好。而等着忙完了，那些爱好真的被完全压制了。
以后不如写一个wish list，把忙的时候想玩的东西记下来。
Embedded System interview Question
1. What are static variables? Static variable in a function only remain one copy of itself. Static variable in a module can be used by any function in the module Static function can only be called in its class 2. What are volatile variables? Volatile variables may change its value unexpectedly in the program. The program will check its value every time, it tries to use it. If a variable is not volatile, the program may keep a copy of the var in its cache. 3. What do you mean by const keyword ? A constant variable is a read only variable. You cant change its value else where except initialization. 4. What is interrupt latency? Interrupt latency is the time between the generation of interrupt and the time for interrupt handler to process it. 5. How you can optimize it? We may use polling and message passing for interrupt to handle interrupt immediately. 6. What is size of character, integer, integer pointer, character pointer? The size of character is 1 byte, inte
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