ADS1298上电初始化成功,能正确读写寄存器,测试信号正确,但是在正常情况下完全采集不到心电信号。测试信号正确按理说ADS1298芯片就没有问题,应该就是外围电路的问题。TI的老师们能帮我看看我的电路有问题吗?我寄存器的配置如下:
ID is 92
CONFIG1 is 86
CONFIG2 is 35
CONFIG3 is c0
LOFF is 3
CH1SET is 0
CH2SET is 0
CH3SET is 0
CH4SET is 10
CH5SET is 10
CH6SET is 10
CH7SET is 10
CH8SET is 10
RLD_SENSP is ff
RLD_SENSN is 0
LOFF_SENSP is 0
LOFF_SENSN is 0
CONFIG4 is 2
WCT1 is 1
WCT2 is 2
PACE is 0
RESP1 is 0
正常情况下采集心电信号,完全采集不到。一点信号输出都没有。实在找不出原因所在,麻烦各位老师帮帮忙,非常感谢