第0章 新手上路
第1节  0 基础
鉴于一些新手在刚刚开始接触 ARM9-2440 的时候，总是存在一些畏惧心理，作者在本
书中特意安排了一些循序渐进的例程，让刚刚开始接触 ARM9 的朋友只要按照步骤操作就
可以去实现相应的实验效果，迅速建立成就感，克服初学者的畏难心理，为之后自己分析代
码和编写代码打好基础。
 
新手上路 step by step：烧录原厂程序，并进行相应的操作，观察实验效果。

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1.Select [Eventpoints] from the [Code] submenu of the [View] menu.Click on the [Event condition] tab.

2.Select the line of Ch12(Branch) so that it is highlighted. Then double-click on this line.
3.The [Event condition 12] dialog box appears. Deselect the [Don’t care] checkbox on the [Branch event] page.

4.Press the acqusition button,then [Acquisition] dialog box appears.

5.Trace type: User Memory trace

   Trace Mode1:Realtime trace

   Trace Mode2:Trace continue

   AUD Mode:4Bit

   AUD trace display range:D`255~D`0

   User memory area:Need to define a static memory,the memory start address and end address filled in,traces to determine how much the memory.

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        The High-performance Embedded Workshop (HEW) provides a GUI-based integrated development environment for the development and debugging of embedded applications for Renesas microcontrollers.

Features
•Code and debugging support for SuperH, M32R, M16C, R8C, H8SX, H8S, and H8
•Single environment for toolchain and debug component support
•Choice of Network or Node-locked toolchain for Renesas and IAR compilers
•Automatically generates start-up code for every supported CPU
•Double click on build error and warnings to jump into the integrated editor
•User definable custom build steps to integrate your own additional command line based tools
•Full simulation capability
•Supports advanced debugging features such as code profiling, performance analysis, code coverage and trace features
•Integrated Editor with color keyword functionality.
•Visual display of CPU hardware set-up
•Graphical display for the number of execution cycles per function
•Display of Cache hit-rate and pipeline state
•Comprehensive breakpoint functionality
•Visual debug functions including picture and waveform display
•Single session save for build and debug
•Macro-Recording Support function 1
•Test Support function 2
•Auto Update Utility 3
•Document-updater 4
•Integration with third party tools
•Windows Vista, Windows XP, Windows 2000

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