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73 lines
2.7 KiB
73 lines
2.7 KiB
#ifndef __SYS_H |
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#define __SYS_H |
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#include "stm32f10x.h" |
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////////////////////////////////////////////////////////////////////////////////// |
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//本程序只供学习使用，未经作者许可，不得用于其它任何用途 |
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//ALIENTEK STM32开发板 |
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//正点原子@ALIENTEK |
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//技术论坛:www.openedv.com |
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//修改日期:2012/8/18 |
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//版本：V1.7 |
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//版权所有，盗版必究。 |
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//Copyright(C) 广州市星翼电子科技有限公司 2009-2019 |
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//All rights reserved |
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////////////////////////////////////////////////////////////////////////////////// |
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//0,不支持ucos |
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//1,支持ucos |
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#define SYSTEM_SUPPORT_OS 0 //定义系统文件夹是否支持UCOS |
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//位带操作,实现51类似的GPIO控制功能 |
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//具体实现思想,参考<<CM3权威指南>>第五章(87页~92页). |
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//IO口操作宏定义 |
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#define BITBAND(addr, bitnum) ((addr & 0xF0000000)+0x2000000+((addr &0xFFFFF)<<5)+(bitnum<<2)) |
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#define MEM_ADDR(addr) *((volatile unsigned long *)(addr)) |
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#define BIT_ADDR(addr, bitnum) MEM_ADDR(BITBAND(addr, bitnum)) |
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//IO口地址映射 |
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#define GPIOA_ODR_Addr (GPIOA_BASE+12) //0x4001080C |
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#define GPIOB_ODR_Addr (GPIOB_BASE+12) //0x40010C0C |
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#define GPIOC_ODR_Addr (GPIOC_BASE+12) //0x4001100C |
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#define GPIOD_ODR_Addr (GPIOD_BASE+12) //0x4001140C |
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#define GPIOE_ODR_Addr (GPIOE_BASE+12) //0x4001180C |
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#define GPIOF_ODR_Addr (GPIOF_BASE+12) //0x40011A0C |
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#define GPIOG_ODR_Addr (GPIOG_BASE+12) //0x40011E0C |
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#define GPIOA_IDR_Addr (GPIOA_BASE+8) //0x40010808 |
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#define GPIOB_IDR_Addr (GPIOB_BASE+8) //0x40010C08 |
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#define GPIOC_IDR_Addr (GPIOC_BASE+8) //0x40011008 |
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#define GPIOD_IDR_Addr (GPIOD_BASE+8) //0x40011408 |
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#define GPIOE_IDR_Addr (GPIOE_BASE+8) //0x40011808 |
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#define GPIOF_IDR_Addr (GPIOF_BASE+8) //0x40011A08 |
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#define GPIOG_IDR_Addr (GPIOG_BASE+8) //0x40011E08 |
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//IO口操作,只对单一的IO口! |
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//确保n的值小于16! |
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#define PAout(n) BIT_ADDR(GPIOA_ODR_Addr,n) //输出 |
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#define PAin(n) BIT_ADDR(GPIOA_IDR_Addr,n) //输入 |
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#define PBout(n) BIT_ADDR(GPIOB_ODR_Addr,n) //输出 |
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#define PBin(n) BIT_ADDR(GPIOB_IDR_Addr,n) //输入 |
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#define PCout(n) BIT_ADDR(GPIOC_ODR_Addr,n) //输出 |
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#define PCin(n) BIT_ADDR(GPIOC_IDR_Addr,n) //输入 |
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#define PDout(n) BIT_ADDR(GPIOD_ODR_Addr,n) //输出 |
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#define PDin(n) BIT_ADDR(GPIOD_IDR_Addr,n) //输入 |
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#define PEout(n) BIT_ADDR(GPIOE_ODR_Addr,n) //输出 |
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#define PEin(n) BIT_ADDR(GPIOE_IDR_Addr,n) //输入 |
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#define PFout(n) BIT_ADDR(GPIOF_ODR_Addr,n) //输出 |
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#define PFin(n) BIT_ADDR(GPIOF_IDR_Addr,n) //输入 |
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#define PGout(n) BIT_ADDR(GPIOG_ODR_Addr,n) //输出 |
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#define PGin(n) BIT_ADDR(GPIOG_IDR_Addr,n) //输入 |
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//以下为汇编函数 |
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void WFI_SET(void); //执行WFI指令 |
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void INTX_DISABLE(void);//关闭所有中断 |
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void INTX_ENABLE(void); //开启所有中断 |
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void MSR_MSP(u32 addr); //设置堆栈地址 |
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#endif
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