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FLASH芯片程序程序不启动

我按照DSP的boot loader 文档给BOOTM[0:3]上电,但是程序没启动,我测了片选CE管脚,按下复位键后如下图所示: 然后又测了DSP的复位管脚,按下复位键后如下所示:

 请问上面波形正常吗?DSP没去启动flash芯片和它们有关吗