您好!
我测试 ADS1299EVM 是否连接到 STM32 MCU。
在本例中、输出数据有两个错误。
首先、输出数据具有趋势(负梯度)。
其次、输出数据 受到数字信号的影响。
我附加了我的输出数据文件。 采样率为250Hz。
寄存器的设置如下。
ADS1299_Write (REG_CONFIG1、0x96);
ADS1299_Write (REG_CONFIG2、0xC0);
ADS1299_Write (REG_CONFIG3、0xFC);
ADS1299_Write (REG_CONFIG2、0xC0);
ADS1299_Write (REG_CH1SET、0x60);
ADS1299_Write (REG_CH2SET、0xE0);
ADS1299_Write (REG_CH3SET、0xE0);
ADS1299_Write (REG_CH4SET、0xE0);
ADS1299_Write (REG_CH5SET、0xE0);
ADS1299_Write (REG_CH6SET、0xE0);
ADS1299_Write (REG_CH7SET、0xE0);
ADS1299_Write (REG_CH8SET、0xE0);
ADS1299_Write (REG_LOFF、0x00);
ADS1299_Write (REG_CONFIG4、0x02);
ADS1299_Write (REG_LOFF_SENSP、0xFF);
ADS1299_Write (REG_LOFF_SENSN、0xFF);
ADS1299_Write (REG_LOFF_FLIP、0x01);
ADS1299_Write (REG_RLD_SENSP、0x06);
ADS1299_Write (REG_RLD_SENSN、0x02);
内部测试信号运行良好。
您知道该错误吗?
