Using 'volatile' with ISR Part-2   In the previous article, I gave you a small assignment to identify the places where we can keep volatile in this application. And…

  Using 'volatile' with ISR Part-1   Use volatile when your code is dealing with below scenarios Memory-mapped peripheral registers of the microcontrollers Multiple tasks accessing global variables(read/write) in an…

    Using volatile to fix issues with the pin-read exercise Now let's try to use volatile keyword to fix the issue with our code.   Figure 1 shows our…

  When to use volatile qualifier? A variable must be declared using a volatile qualifier when there is a possibility of unexpected changes in the variable value.  The unexpected changes…

  volatile and effect of optimization   Type Qualifiers in C In C programming, type qualifiers are used to specify the type and memory location of a variable. The following…

  Analyzing pin read exercise disassembly with O0 and O2   In the previous article, when we activated the O2 optimization on our code, our code stopped working. We have…