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ADS1299内部方波信号测试PGA没作用

Other Parts Discussed in Thread: ADS1299

今天用ADS1299的评估板做测试,选的是内部方波信号,可是无论怎么调PGA,测量得到的Vpp都是原始信号的Vpp,只有当PGA调的很大饱和时,几个通道的值才会重合,想问一下是需要另外设置些什么嘛?