uart.c - 文件：
#include \"uart.h\"
#include
#include \"includes.h\"
static bit uart1_tx_busy = 0;
void uart_init(void)
PCON &= 0x7f;
SCON = 0x50;
AUXR |= 0x04;
BRT = 0xfd;
AUXR |= 0x01;
AUXR |= 0x10;
ES = 1;
static void printch(char ch)
while(uart1_tx_busy);
SBUF = ch;
uart1_tx_busy = 1;
void printstr(char *str)
printch(*str);
str++;
}while(\'\\0\' != *str);
void uart1_isr(void) interrupt 4
OSIntEnter();
if(TI)
TI = 0;
uart1_tx_busy = 0;
if(RI)
RI = 0;
OSIntExit();
.............
uart.h - 文件：
#ifndef __UART_H__
#define __UART_H__
void uart_init(void);
void printstr(char *str);
#endif
.............
main.c - 文件：
#include
#include \"includes.h\"
#include \"uart.h\"
sbit led0 = P1^2;
sbit led1 = P1^3;
OS_STK idata LED0_STACK[50];
OS_STK idata LED1_STACK[50];
void test0(void)
static int i = 0;
OSTimeDly(10);
if(0 == i % 20 )
printstr(\"task0 running\\n\");
i++;
void test1(void)
static int i = 0;
OSTimeDly(100);
if(0 == i % 2 )
printstr(\"task1 running\\n\");
i++;
void led0_task(void *p_arg)
p_arg = p_arg;
while(1)
led0 = 1;
test0();
led0 = 0;
OSTimeDly(10);
void led1_task(void *p_arg)
p_arg = p_arg;
while(1)
led1 = 1;
test1();
led1 = 0;
OSTimeDly(100);
int main(void)
uart_init();
OSTick_Init();
OSInit();
OS_ENTER_CRITICAL();
OSTaskCreate(led0_task,0,LED0_STACK,3);
OSTaskCreate(led1_task,0,LED1_STACK,4);
OS_EXIT_CRITICAL();
OSStart();
return 0;
.............
app_cfg.h - 文件：
#ifndef __APP_CFG_H__
#define __APP_CFG_H__
#endif
.............
includes.h - 文件：
#ifndef __INCLUDES_H__
#define __INCLUDES_H__
#include \"ucos_ii.h\"
#include \"os_cpu.h\"
#endif
.............
os_cfg.h - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* uC/OS-II Configuration File for V2.8x
* (c) Copyright 2005-2009, Micrium, Weston, FL
* All Rights Reserved
* File : OS_CFG.H
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without paying a
.............
os_cfg_r.h - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* uC/OS-II Configuration File for V2.8x
* (c) Copyright 2005-2009, Micrium, Weston, FL
* All Rights Reserved
* File : OS_CFG.H
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without paying a
.............
os_core.c - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* CORE FUNCTIONS
* (c) Copyright 1992-2009, Micrium, Weston, FL
* All Rights Reserved
* File : OS_CORE.C
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without paying a
* licensing
.............
os_flag.c - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* EVENT FLAG MANAGEMENT
* (c) Copyright 1992-2009, Micrium, Weston, FL
* All Rights Reserved
* File : OS_FLAG.C
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without paying a
* licens
.............
os_mbox.c - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* MESSAGE MAILBOX MANAGEMENT
* (c) Copyright 1992-2009, Micrium, Weston, FL
* All Rights Reserved
* File : OS_MBOX.C
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without paying a
* lice
.............
os_mem.c - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* MEMORY MANAGEMENT
* (c) Copyright 1992-2009, Micrium, Weston, FL
* All Rights Reserved
* File : OS_MEM.C
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without paying a
* licensing
.............
os_mutex.c - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* MUTUAL EXCLUSION SEMAPHORE MANAGEMENT
* (c) Copyright 1992-2009, Micrium, Weston, FL
* All Rights Reserved
* File : OS_MUTEX.C
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without paying a
.............
os_q.c - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* MESSAGE QUEUE MANAGEMENT
* (c) Copyright 1992-2009, Micrium, Weston, FL
* All Rights Reserved
* File : OS_Q.C
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without paying a
* licensin
.............
os_sem.c - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* SEMAPHORE MANAGEMENT
* (c) Copyright 1992-2009, Micrium, Weston, FL
* All Rights Reserved
* File : OS_SEM.C
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without paying a
* licensin
.............
os_task.c - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* TASK MANAGEMENT
* (c) Copyright 1992-2009, Micrium, Weston, FL
* All Rights Reserved
* File : OS_TASK.C
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without paying a
* licensing
.............
os_time.c - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* TIME MANAGEMENT
* (c) Copyright 1992-2009, Micrium, Weston, FL
* All Rights Reserved
* File : OS_TIME.C
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without paying a
* licensing
.............
os_tmr.c - 文件：
************************************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* TIMER MANAGEMENT
* (c) Copyright 1992-2009, Micrium, Weston, FL
* All Rights Reserved
* File : OS_TMR.C
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without payi
.............
ucos_ii.h - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* (c) Copyright 1992-2009, Micrium, Weston, FL
* All Rights Reserved
* File : uCOS_II.H
* By : Jean J. Labrosse
* Version : V2.91
* LICENSING TERMS:
* ---------------
* uC/OS-II is provided in source form for FREE evaluation, for educational use or for peaceful research.
* If you plan on using uC/OS-II in a commercial product you need to contact Micri祄 to properly license
* its use in your product. We provide ALL the source code for your convenience and to help you experience
* uC/OS-II. The fact that the source is provided does NOT mean that you can use it without paying a
* licensing fee.
********************************************************
.............
os_cpu.c - 文件：
#include \"includes.h\"
#include
void OSTick_Init(void)
AUXR &= 0x7f;
TMOD &= 0xf0;
TMOD |= 0x01;
TL0 = 0x00;
TH0 = 0xee;
TF0 = 0;
ET0 = 1;
/* 第一次运行 */
void OSStartHighRdy(void)
EA = 0;
OSRunning = 1;
SP = (OS_STK)(OSTCBCur->OSTCBStkPtr);
EX0 = 1; //开外部中断0
IT0 = 1; //边沿触发 (这里用外部中断0作为)
__asm POP 7
__asm POP 6
__asm POP 5
__asm POP 4
__asm POP 3
__asm POP 2
__asm POP 1
__asm POP 0
__asm POP PSW
__asm POP DPH
__asm POP DPL
__asm POP B
__asm POP ACC
TR0 = 1;
EA = 1;
//函数返回会跟着一条ret指令
/* 中断级别的任务切换 */
void OSIntCtxSw(void)
//中断任务切换用到 下面的这两条语句也,可以放在TickIsr里面,当(OSIntNesting == 1) 这时就不用 SP -= 4;
SP -= 4; //多进入了两次函数,OSIntExit,OSIntCtxSw这两个任务的PC用不到(在本函数中直接中断返回)
OSTCBCur->OSTCBStkPtr = (OS_STK *)SP; //保存当前任务的地址
OSPrioCur = OSPrioHighRdy; //当前任务的为最高优先级任务
OSTCBC
.............
os_cpu.h - 文件：
#ifndef __OS_CPU_H__
#define __OS_CPU_H__
#include
#ifdef OS_CPU_GLOBALS
#define OS_CPU_EXT
#else
#define OS_CPU_EXT extern
#endif
typedef unsigned char BOOLEAN;
typedef unsigned char INT8U;
typedef signed char INT8S;
typedef unsigned int INT16U;
typedef signed int INT16S;
typedef unsigned long INT32U;
typedef signed long INT32S;
typedef float FP32;
typedef double FP64;
typedef unsigned char OS_STK; //栈宽
//定义栈的增长方向(由低到高)
#define OS_STK_GROWTH 0 /* Stack grows from LOW to HIGH memory on MCS51 */
//任务切换 OSCtxSw()由汇编书写
#define OS_TASK_SW() IE0 = 1 //依靠这个宏产生一个中断,在中断函数里进行任务切换
#define OS_CRITICAL_METHOD 1
#define OS_ENTER_CRITICAL() EA = 0
#define OS_EXIT_CRITICAL() EA = 1
void OSStartHighRdy();
void OSIntCtxSw();
void OSTick_Init(void);
#endif
.............
os_cpu_c.c - 文件：
*********************************************************************************************************
* uC/OS-II
* The Real-Time Kernel
* (c) Copyright 2006, Micrium, Weston, FL
* All Rights Reserved
* ARM Cortex-M3 Port
* File : OS_CPU_C.C
* Version : V2.86
* By : Jean J. Labrosse
* For : ARMv7M Cortex-M3
* Mode : Thumb2
* Toolchain : RealView Development Suite
* RealView Microcontroller Development Kit (MDK)
* ARM Developer Suite (ADS)
* Keil uVision
*********************************************************************************************************
#define OS_CPU_GLOBALS
#include \"os_cpu.h\"
#include \"ucos_ii.h\"
*********************************************************
.............
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