定义了一个长度为256位的数组,数组放在片外RAM中,用graph看这个数组的时候,有时候波形是正常的,但刷新之后变成一条值为0的线(有±1的跳动),再刷新几次又变回正常了,想知道这是因为我的数据变量跟别的变量串在了一起还是因为采样问题?
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