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部件号:AFE4404SW-Linux 工具/软件:TI-RTOS
您好E2E朋友和专家,
我正在尝试将其设置配置为使用300次采样/秒的数据速率实现1个LED模式。 以下是我的初始化设置,
REG_WRITE (9,0); REG_WRITE (1,80); REG_WRITE (1.0399万); REG_WRITE (2399); REG_WRITE (2.14万); REG_WRITE (2.2406万); REG_WRITE (1.3407万); REG_WRITE (1.4866万); REG_WRITE (54,1); REG_WRITE (55,0); REG_WRITE (5,1); REG_WRITE (6,0); REG_WRITE (2.3867万); REG_WRITE (2.4873万); REG_WRITE (1.5874万); REG_WRITE (1.6874万); REG_WRITE (3,1); REG_WRITE (4,0); REG_WRITE (7,1); REG_WRITE (8,0); REG_WRITE (2.5875万); REG_WRITE (2.6881万); REG_WRITE (1.7882万); REG_WRITE (1.8882万); REG_WRITE (11,1); REG_WRITE (12,0); REG_WRITE (2.7883万); REG_WRITE (2.8889万); REG_WRITE (1.989万); REG_WRITE (2.089万); REG_WRITE (29,0x0.3415万); REG_WRITE (30,0x0.0103万); REG_WRITE (32,0x0.8003万); REG_WRITE (33,0x0.0003万); REG_WRITE (58,0x0万); REG_WRITE (34,0x000F00); //仅LED 2亮起(绿色) REG_WRITE (35,0x12.4218万); REG_WRITE (41,0x2); REG_WRITE (49,0x0.002万); REG_WRITE (57,0); REG_WRITE (50,0x000AF9); REG_WRITE (51,0x0030F5);
我遇到的问题是,当我用手指尖测试时,不用力按压,我会看到一些负峰值,
当我用力按一下时,脉冲看起来更好,但有一些噪音(可能是由于我的指尖移动引起的)
那么,负峰值的原因是什么? 我在一些测试中经常看到这些。 我该怎么做才能解决该问题?
谢谢!
亨利