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G2433始终频率设置8M,使用IAR硬件仿真的时候,为了查看函数执行时间,但不执行,单步执行一次,擦看CPU中cyclecounter的值竟然是18446744073709551613,然后再执行一步,还是如此巨大,下面信息窗口提示wirte operation to cyclecounter failed。但是程序还是可以运行的,调试都是能通过的。