text: #include "stm32f10x.h"
  
  //GPIO Macro Definition
  #define BITBAND(addr, bitnum) ((addr & 0xF0000000)+0x2000000+((addr &0xFFFFF)<<5)+(bitnum<<2)) 
  #define MEM_ADDR(addr)  *((volatile unsigned long  *)(addr)) 
  #define BIT_ADDR(addr, bitnum)   MEM_ADDR(BITBAND(addr, bitnum)) 
  
  //GPIO Adress Map
  #define GPIOA_ODR_Addr    (GPIOA_BASE+12) //0x4001080C 
  #define GPIOB_ODR_Addr    (GPIOB_BASE+12) //0x40010C0C 
  #define GPIOC_ODR_Addr    (GPIOC_BASE+12) //0x4001100C 
  #define GPIOD_ODR_Addr    (GPIOD_BASE+12) //0x4001140C 
  #define GPIOE_ODR_Addr    (GPIOE_BASE+12) //0x4001180C 
  #define GPIOF_ODR_Addr    (GPIOF_BASE+12) //0x40011A0C    
  #define GPIOG_ODR_Addr    (GPIOG_BASE+12) //0x40011E0C    
  
  #define GPIOA_IDR_Addr    (GPIOA_BASE+8) //0x40010808 
  #define GPIOB_IDR_Addr    (GPIOB_BASE+8) //0x40010C08 
  #define GPIOC_IDR_Addr    (GPIOC_BASE+8) //0x40011008 
  #define GPIOD_IDR_Addr    (GPIOD_BASE+8) //0x40011408 
  #define GPIOE_IDR_Addr    (GPIOE_BASE+8) //0x40011808 
  #define GPIOF_IDR_Addr    (GPIOF_BASE+8) //0x40011A08 
  #define GPIOG_IDR_Addr    (GPIOG_BASE+8) //0x40011E08 
   
  #define PAout(n)   BIT_ADDR(GPIOA_ODR_Addr,n)   
  #define PAin(n)    BIT_ADDR(GPIOA_IDR_Addr,n)   
  
  #define PBout(n)   BIT_ADDR(GPIOB_ODR_Addr,n)   
  #define PBin(n)    BIT_ADDR(GPIOB_IDR_Addr,n)   
  
  #define PCout(n)   BIT_ADDR(GPIOC_ODR_Addr,n)  
  #define PCin(n)    BIT_ADDR(GPIOC_IDR_Addr,n)   
  
  #define PDout(n)   BIT_ADDR(GPIOD_ODR_Addr,n)   
  #define PDin(n)    BIT_ADDR(GPIOD_IDR_Addr,n)   
  
  #define PEout(n)   BIT_ADDR(GPIOE_ODR_Addr,n)   
  #define PEin(n)    BIT_ADDR(GPIOE_IDR_Addr,n)  
  
  #define PFout(n)   BIT_ADDR(GPIOF_ODR_Addr,n)  
  #define PFin(n)    BIT_ADDR(GPIOF_IDR_Addr,n)  
  
  #define PGout(n)   BIT_ADDR(GPIOG_ODR_Addr,n)   
  #define PGin(n)    BIT_ADDR(GPIOG_IDR_Addr,n)  
  
  
  
  
  
  
  
  