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最近在学uc/os，算是小白开始学习吧，可能问的很low。之前看原子论坛关于Ucos的视屏。里面说是这两个版本没有什么区别，但是最近自己在移植的时候发现这两个版本是针对不同的内核的，3.03好像是针对Cortex-M3内核， 3.04是M4内核的，我用前者移植一直不能成功，这是源码，希望大神能够给找出毛病。单步调试是时候程序直接是卡死在PengSV里面。查了很久也没有找出原因。
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5个回答
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将 .s文件中 PendSVHandler修改为 OS_CPU_PendSVHandler，具体代码见 os_cpu_a.asm 的汇编部分
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之前看网上有这么说的，我改了，但是还是不能用啊 
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共同努力，加油
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只有小组成员才能发言，加入小组>>
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