需要使用静态方法需要将宏configSUPPORT_STATIC_ALLOCATION=1

步骤

1.修改宏configSUPPORT_STATIC_ALLOCATION=1运行时候会显示两个函数未定义

vApplicationGetIdleTaskMemory（）vApplicationGetTimerTaskMemory（）

#include "sys.h"
#include "delay.h"
#include "usart.h"
#include "led.h"
#include "FreeRTOS.h"
#include "task.h"//开始任务
#define START_TASK_SIZE  120;
#define START_TASK_PRIO 1;
StackType_t StackTaskBuffer[START_TASK_SIZE];
StaticTask_t StackTaskTcb;
TaskHandle_t StartTask_Handle;
void start_task( void * pvParameters ); //定义
//任务1
#define START_TASK1_SIZE  120;
#define START_TASK1_PRIO 1;
StackType_t StackTaskBuffer[START_TASK1_SIZE];
StaticTask_t StackTask1Tcb;
TaskHandle_t StartTask1_Handle;
void start1_task( void * pvParameters ); //定义
//任务2
#define START_TASK2_SIZE  120;
#define START_TASK2_PRIO 1;
StackType_t StackTask2Buffer[START_TASK2_SIZE];
StaticTask_t StackTask2Tcb;
TaskHandle_t StartTask2_Handle;
void start2_task( void * pvParameters ); //定义static StaticTask_t IdleTaskStackTcb;
static StackType_t IdleTaskStackBuf[configMINIMAL_STACK_SIZE];static StaticTask_t TimerTaskTcb;
static StackType_t TimeTaskStackBuf[configTIMER_TASK_STACK_DEPTH];
//空闲任务
void vApplicationGetIdleTaskMemory( StaticTask_t **ppxIdleTaskTCBBuffer,  //空闲任务的任务控制块StackType_t **ppxIdleTaskStackBuffer, //空闲任务的堆栈uint32_t *pulIdleTaskStackSize )			//空闲任务的堆栈的大小
{*ppxIdleTaskTCBBuffer	= &IdleTaskStackTcb;*ppxIdleTaskStackBuffer =	IdleTaskStackBuf;*pulIdleTaskStackSize = configMINIMAL_STACK_SIZE;															
}
//定时器任务
void vApplicationGetTimerTaskMemory( StaticTask_t **ppxTimerTaskTCBBuffer, StackType_t **ppxTimerTaskStackBuffer, uint32_t *pulTimerTaskStackSize )
{*ppxTimerTaskTCBBuffer = &TimerTaskTcb;*ppxTimerTaskStackBuffer = TimeTaskStackBuf;*pulTimerTaskStackSize = configTIMER_TASK_STACK_DEPTH;
}int main(void)
{NVIC_PriorityGroupConfig(NVIC_PriorityGroup_4);//设置系统中断优先级分组4	 delay_init();	    				//延时函数初始化	  uart_init(115200);					//初始化串口LED_Init();		  					//初始化LED//任务一StartTask_Handle	= xTaskCreateStatic(	(TaskFunction_t) 		start_task,(char *)  				  "start_task",(uint32_t) 				START_TASK_SIZE,(void *) 					  NULL,(UBaseType_t) 			START_TASK_PRIO,(StackType_t *)  		StackTaskBuffer,(StaticTask_t *)  	&StackTaskTcb );											vTaskStartScheduler();
}
void start_task( void * pvParameters ) //定义
{StartTask1_Handle	= xTaskCreateStatic(	(TaskFunction_t) 		start1_task,(char *)  				  "start1_task",(uint32_t) 				START_TASK1_SIZE,(void *) 					  NULL,(UBaseType_t) 			START_TASK_PRIO,(StackType_t *)  		StackTaskBuffer,(StaticTask_t *)  	&StackTask1Tcb );StartTask2_Handle	= xTaskCreateStatic(	(TaskFunction_t) 		start2_task,(char *)  				  "start2_task",(uint32_t) 				START_TASK2_SIZE,(void *) 					  NULL,(UBaseType_t) 			START_TASK2_PRIO,(StackType_t *)  		StackTask2Buffer,(StaticTask_t *)  	&StackTask2Tcb );vTaskStartScheduler();
}void start1_task( void * pvParameters ) //定义
{while(1){}}
void start2_task( void * pvParameters ) //定义
{while(1){}}