写了一个很简单的内核！只是在屏幕上打印“hello,world”但分析此代码，可详细了解系统的引导过程，以及可以编写UCOS的系统引导程序-was a very simple core! Only on the screen print "hello, world" but this code analysis, a detailed understanding of the system can guide the process and be prepared to gu

ucos 在s3c44b0 ARM芯片上的移植。系统初始化后会建立除idle任务外的其余三个任务，通过串口打印，或者LED灯显示-uCOS s3c44b0 ARM chip in the transplant. After system initialization creates idle tasks in addition to the remaining three tasks, print through serial port, or LED lights display

IAR+Jlink开发时，系统调试方法，可以通过IAR打印出来，非常有用。-IAR+ when Jlink development, system debugging method, can be printed out by IAR, very useful.

freertos系统下编写的打印程序，使用了信号互斥功能。-it s a print program written under the freertos system, it used the function of signal mutex