title: how to read byte by bye in an array
body: <p>I have a buffer </p>
  
  <pre><code>uint8_t c[64] ={ 0xFF, 0xAA, 0x00} ;
  </code></pre>
  
  <p>I want to carry out a operation based on the byte value</p>
  
  <pre><code>for(uint8_t i=0; i&lt;size;i++)
  {
      if(0XAA == ???)
      {
      }
  }
  </code></pre>
  
  <p>can anyone help me like how to read it byte by byte and perform the above.</p>