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Rt thread init_board_export

WebAug 19, 2024 · 最开始不知道rt-thread在哪里给硬件初始化,或者在哪里添加新硬件的初始化函数 例如要添加GPIO的初始化,和操作。 1 关键的就是INIT_BOARD_EXPORT (rt_hw_usart_init),将串口初始化放入初始化列表中 2 rt_components_board_init (void)中执行初始化列表 for (fn_ptr = &__rt_init_rti_board_start; fn_ptr < &__rt_init_rti_board_end; … WebDec 31, 2024 · When RT-Thread operating system starts up, the basic operating system facility initialization routines must be invoked. The suggested initialization sequence is: …

crazepony-firmware-rtthread/components.c at master - Github

Web3.配置RT-Thread 在项目资源管理器中点击drivers->board.h文件配置 使能SPI、片内Flash # define BSP_USING_SPI3 # define BSP_USING_ON_CHIP_FLASH. 点击RT-Thread Settings … WebAug 23, 2024 · Rtthread INIT_EXPORT宏的使用 在rtthread源码中可以通过INIT_EXPORT宏实现函数自动被调用,其具体实现如下: 补充一点,SECTION的段应该要在ld文件中定义好,否则会因为没有定义该段而调用失败。 /* section information for initial. / __rt_init_start = .; KEEP ( (SORT (.rti_fn*))) __rt_init_end = .; . = ALIGN (4); 因为是const 常量函数指针,定义 … humble memorial gardens humble tx https://ventunesimopiano.com

RT-Thread-INIT_BOARD_EXPORT和INIT_APP_EXPORTRT-Thread问答社区 - RT-Thread

WebJul 29, 2015 · * File : init.c * This file is part of RT-Thread RTOS * COPYRIGHT (C) 2012 - 2015, RT-Thread Development Team * This program is free software; you can redistribute … Web6 rows · The above code defines a fn_ptr pointer, which is dereferenced when the range of the pointer is ... Web1、准备软件 1、keil5_arm (必须为最新版本 ,否则 无法安装rt_thread库) 2、rt_thread安装库,本人使用的是rt-thread.rtthread.2.1.1.pack 3、串口调试助手、串口驱动 以上列举软件在我的第一篇博文中有详细的介绍, 点此阅读。 2、keil5软件按照后如图所示: 3、安装rt-thread.rtthread.2.1.1.pack 将rt-thread.rtthread现在后放到KEIL5的按照路径下:F:\intiall\ … humble mechanic vr6

RT-Thread 的 INIT_BOARD_EXPORT(fn) 宏 实现过程

Category:RT-Thread An Open Source Embedded Real-time Operating System

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Rt thread init_board_export

RT-Thread 添加设备初始化的方式-- INIT_BOARD_EXPORT…

Web这里的最主要的看点就是RT-Thread,在flash中开辟了一片区域用来存放需要设备初始化的函数地址,使用宏定义的方式把需要执行初始化的函数加入到这片区域中,这篇区域主要分为两部分。 第一部分为rt_components_board_init ()函数中执行,通过使用INIT_BOARD_EXPORT(fn)宏定义把需要的初始化函数加入到初始化队列中。 WebJan 8, 2011 · RT-Thread 的启动流程,大致可以分为四个部分:. (1)初始化与系统相关的硬件;. (2)初始化系统内核对象,例如定时器、调度器、信号;. (3)创建main线 …

Rt thread init_board_export

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WebRT-Thread is an open source IoT real-time operating system (RTOS). - rt-thread/phy_reset.c at master · RT-Thread/rt-thread WebRT-Thread uses thread semaphores, mutexes, and event sets to achieve inter-thread synchronization. Thread synchronizes through the acquisition and release of semaphore …

WebMay 24, 2024 · rt_hw_pin_init ()函数,是pin设备的硬件初始化函数, 该函数存放在drv_gpio.c文件中 ,通过INIT_BOARD_EXPORT (rt_hw_pin_init)宏定义,表示使用自动初始化功能,按照这种方式,rt_hw_usart_init () 函数就 … WebFeb 23, 2024 · INIT_BOARD_EXPORT (rt_hw_sram_init); # ifdef DRV_DEBUG # ifdef FINSH_USING_MSH static int sram_test ( void) { int i = 0; uint32_t start_time = 0, time_cast = 0; # if SRAM_DATA_WIDTH == 8 char data_width = 1; uint8_t data = 0; # elif SRAM_DATA_WIDTH == 16 char data_width = 2; uint16_t data = 0; # else char data_width …

WebMar 6, 2024 · Transplant RT thread Realize the basic functions of RT thread. In fact, it is more convenient to install RT thread nano Pack: Transplantation of RT thread nano based … WebWhen the RT_USING_FINSH macro is defined, the FinSH thread can be initialized by calling finsh_system_init() in the initialization thread. In RT-Thread 1.2.0 and later, you don't have …

WebMar 6, 2024 · Add all common codes of RT thread kernel to keil project (also need to create a new group named rtthread), as shown in the following figure: Add all files in rtthread/src / folder under the project to the project; Add board under rtthread / folder c . Add the CPU migration file and context switching file of the kernel of the corresponding chip

WebJun 30, 2024 · The first thing that RT-Thread impressed me is it has no initial configuration in the main function, it is a separate thread. Other threads are automatically started via INIT_APP_EXPORT. RT-Thread defines a total of 6 startup processes, holly chandler facebookWebINIT_EXPORT(rti_board_end, "1.end"); static int rti_end(void) { return 0; } INIT_EXPORT(rti_end, "6.end"); 这几个函数的导出,加上上面 6 个初始化宏的导出,就有了这样一个表格: 可以看出,这4个空函数所导出的段中间,包含着这6个初始化宏定义的段,而这6个段中分别包含着各自宏导出函数时的函数指针。 rt_components_board_init() 完成 … holly challen yuleWebJun 28, 2024 · 作用就是将函数 fn 的地址赋给一个 __rt_init_fn 的指针,然后放入相应 level 的数据段中。 所以函数使用自动初始化宏导出后,这些数据段中就会存储指向各个初始化函数的指针。 举例:INIT_APP_EXPORT (pin_beep_sample); //函数pin_beep_sample (),使用INIT_APP_EXPORT ()进行自动初始化。 INIT_APP_EXPORT (pin_beep_sample); = … humble medical supply