描述:Metal Film Resistors - Through Hole Product Attribute:Attribute Value Manufacturer:TT Electronics Product Category:Metal Film Resistors - Through Hole
现有IAR for ARM 6.10,J-Link 4.22,LM3S9B96-C3。请问怎么能够测试一段代码的执行时间呢?无多任务无中断,就是单独执行几个函数。用simulator查看cyclecounter,感觉数值不对啊。我是运行了一个AES加密函数,连密钥扩展到加密完成,两条cyclecounter之间的差值才有9个,这也太快了吧。[[i] 本帖最后由 ultrabenz 于 2012-6
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