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- #ifndef _system_H
- #define _system_H
-
- #include "stm32f4xx.h"
- /* include C standard library file */
- #include <stdint.h>
- #include <stdio.h>
- #include <string.h>
- #include <stdarg.h>
-
- /* include third party subassembly library file */
- #include "../../uc_os2/uC-OS2/Source/os.h"
- #include "../../uc_os2/uC-CPU/cpu_core.h"
-
- /* include system hardware resource init file */
- #include "./SysTick.h"
-
-
- #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))
- //IO口地址映射
- #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
-
- //IO口操作,只对单一的IO口!
- //确保n的值小于16!
- #define PAout(n) BIT_ADDR(GPIOA_ODR_Addr,n) //输出
- #define PAin(n) BIT_ADDR(GPIOA_IDR_Addr,n) //输入
-
- #define PBout(n) BIT_ADDR(GPIOB_ODR_Addr,n) //输出
- #define PBin(n) BIT_ADDR(GPIOB_IDR_Addr,n) //输入
-
- #define PCout(n) BIT_ADDR(GPIOC_ODR_Addr,n) //输出
- #define PCin(n) BIT_ADDR(GPIOC_IDR_Addr,n) //输入
-
- #define PDout(n) BIT_ADDR(GPIOD_ODR_Addr,n) //输出
- #define PDin(n) BIT_ADDR(GPIOD_IDR_Addr,n) //输入
-
- #define PEout(n) BIT_ADDR(GPIOE_ODR_Addr,n) //输出
- #define PEin(n) BIT_ADDR(GPIOE_IDR_Addr,n) //输入
-
- #define PFout(n) BIT_ADDR(GPIOF_ODR_Addr,n) //输出
- #define PFin(n) BIT_ADDR(GPIOF_IDR_Addr,n) //输入
-
- #define PGout(n) BIT_ADDR(GPIOG_ODR_Addr,n) //输出
- #define PGin(n) BIT_ADDR(GPIOG_IDR_Addr,n) //输入
-
-
- void system_hardware_init(void);
-
-
- #endif
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