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/* FreeRTOS V8.0.0:rc2 - Copyright (C) 2014 Real Time Engineers Ltd. All rights reserved VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION. *************************************************************************** * * * FreeRTOS provides completely free yet professionally developed, * * robust, strictly quality controlled, supported, and cross * * platform software that has become a de facto standard. * * * * Help yourself get started quickly and support the FreeRTOS * * project by purchasing a FreeRTOS tutorial book, reference * * manual, or both from: http://www.FreeRTOS.org/Documentation * * * * Thank you! * * * *************************************************************************** This file is part of the FreeRTOS distribution. FreeRTOS is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License (version 2) as published by the Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception. >>! NOTE: The modification to the GPL is included to allow you to distribute >>! a combined work that includes FreeRTOS without being obliged to provide >>! the source code for proprietary components outside of the FreeRTOS >>! kernel. FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Full license text is available from the following link: http://www./a00114.html 1 tab == 4 spaces! *************************************************************************** * * * Having a problem? Start by reading the FAQ "My application does * * not run, what could be wrong?" * * * * http://www.FreeRTOS.org/FAQHelp.html * * * *************************************************************************** http://www.FreeRTOS.org - Documentation, books, training, latest versions, license and Real Time Engineers Ltd. contact details. http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products, including FreeRTOS+Trace - an indispensable productivity tool, a DOS compatible FAT file system, and our tiny thread aware UDP/IP stack. http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS licenses offer ticketed support, indemnification and middleware. http://www.SafeRTOS.com - High Integrity Systems also provide a safety engineered and independently SIL3 certified version for use in safety and mission critical applications that require provable dependability. 1 tab == 4 spaces! */ #ifndef FREERTOS_CONFIG_H #define FREERTOS_CONFIG_H /*----------------------------------------------------------- * Application specific definitions. * * These definitions should be adjusted for your particular hardware and * application requirements. * * THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE * FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE. * * See http://www./a00110.html. *----------------------------------------------------------*/ #define configUSE_PREEMPTION 1/* 是否配置成抢先式多任务内核，是1的时候，优先级高的任务优先执行。 为0任务就没有优先级之说，用时间片轮流执行 */ #define configUSE_IDLE_HOOK 0/* IDLE任务的HOOK函数，用于OS功能扩展，需要你自己编相应函数， 名字是void vApplicationIdleHook( void ) */ #define configUSE_TICK_HOOK 0 #define configCPU_CLOCK_HZ ( ( unsigned long ) 72000000 )/* 系统CPU频率，单位是Hz */ #define configTICK_RATE_HZ ( ( portTickType ) 1000 )/* 系统SYSTEM TICK每秒钟的发生次数， 数值越大系统反应越快，但是CPU用在任务切换的开销就越多 */ #define configMAX_PRIORITIES ( 5 )/* 系统任务优先级数。5 说明任务有5级优先度。这个数目越大耗费RAM越多 */ #define configMINIMAL_STACK_SIZE ( ( unsigned short ) 128 )/* 系统最小堆栈尺寸，注意128不是128字节，而是128个入栈。比如ARM32位，128个入栈就是512字节 */ #define configTOTAL_HEAP_SIZE ( ( size_t ) ( 17 * 1024 ) )/* 系统可用内存。一般设成除了操作系统和你的程序所用RAM外的最大RAM。 比如20KRAM你用了2K，系统用了3K，剩下15就是最大HEAP 尺寸。你可以先设小然后看编译结果往大里加*/ #define configMAX_TASK_NAME_LEN ( 16 )/* 任务的PC名字最大长度，因为函数名编译完了就不见了，所以追踪时不知道哪个名字。16表示16个char */ #define configUSE_TRACE_FACILITY 0/* 是否设定成追踪，由PC端TraceCon.exe记录，也可以转到系统显示屏上 */ #define configUSE_16_BIT_TICKS 0/* 就是SYSTEM TICK的长度，16是16位，如果是16位以下CPU， 一般选1；如果是32位系统，一般选0 */ #define configIDLE_SHOULD_YIELD 1/* 简单理解以下就是和IDLE TASK同样优先级的任务执行情况。建议设成1，对系统影响不大 */ /* Co-routine definitions. */ #define configUSE_CO_ROUTINES 0/* 是用用协程。协程公用堆栈，节省RAM，但是没有任务优先级高，也无法和任务通讯 */ /* 设置为1则包含co-routines 功能，如果包含了co-routines功能，则编译时需包含croutine.c 文件 */ #define configMAX_CO_ROUTINE_PRIORITIES ( 2 ) /* co-routines 可以使用的优先级的数量 */ /* Set the following definitions to 1 to include the API function, or zero to exclude the API function. */ #define INCLUDE_vTaskPrioritySet 1/* 设定可以改变任务优先度 */ #define INCLUDE_uxTaskPriorityGet 1/* 设定可以查询任务优先度 */ #define INCLUDE_vTaskDelete 1/* 设定可以删除任务 */ #define INCLUDE_vTaskCleanUpResources 0/* 据说是可以回收删除任务后的资源（RAM等）*/ #define INCLUDE_vTaskSuspend 1/* 设置可以把任务挂起 */ #define INCLUDE_vTaskDelayUntil 1/* 设置任务延迟的绝对时间，比如现在4：30，延迟到5：00。时间都是绝对时间 */ #define INCLUDE_vTaskDelay 1/* 设置任务延时，比如延迟30分钟，相对的时间，现在什么时间，不需要知道 */ /* This is the raw value as per the Cortex-M3 NVIC. Values can be 255 (lowest) to 0 (1?) (highest). */ #define configKERNEL_INTERRUPT_PRIORITY 255/* 系统内核的中断优先级，中断优先级越低，越不会影响其他中断。一般设成最低 */ /* !!!! configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to zero !!!! See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html. */ #define configMAX_SYSCALL_INTERRUPT_PRIORITY 191 /* equivalent to 0xb0, or priority 11. */ /* This is the value being used as per the ST library which permits 16 priority values, 0 to 15. This must correspond to the configKERNEL_INTERRUPT_PRIORITY setting. Here 15 corresponds to the lowest NVIC value of 255. */ #define configLIBRARY_KERNEL_INTERRUPT_PRIORITY 15 #endif /* FREERTOS_CONFIG_H */ |
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