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programming:c:start [2020/09/28 11:15] – niziakprogramming:c:start [2024/05/24 08:53] (current) – niziak
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 ====== printf format check ====== ====== printf format check ======
  
-<code c>extern int my_printf (void *my_object, const char *my_format, ...) __attribute__ ((format (printf, 2, 3)));</code>+<code c> 
 +extern int my_printf (void *my_object, const char *my_format, ...) __attribute__ ((format (printf, 2, 3))); 
 +</code>
  
 ====== volatile ====== ====== volatile ======
   * **volatile uint8_t *foo;** -  tells the compiler the memory being pointed to is volatile   * **volatile uint8_t *foo;** -  tells the compiler the memory being pointed to is volatile
-    * **uint8_t volatile * p_ledreg = 0x10000000;** - In the above code, the variable p_legreg is a pointer to a volatile 8-bit unsigned register located at address 0x10000000.+    * **uint8_t volatile * p_ledreg = 0x10000000;** - In the above code, the variable ''p_legreg'' is a pointer to a volatile 8-bit unsigned register located at address 0x10000000.
   * **uint8_t * volatile foo;** - mark the pointer itself as volatile   * **uint8_t * volatile foo;** - mark the pointer itself as volatile
  
 ====== compile time asserts ====== ====== compile time asserts ======
 +
 +aka STATIC_ASSERT
  
   * Can be used in local block without compiler warning:   * Can be used in local block without compiler warning: