ADS1247硬件电路参考的是sbaa180 热电阻三线制接法,目前产品要求精度<0.5摄氏度,但是ADS1247采集数据总共6位,后面四位数据都不稳定,想请教下是怎么回事啊?程序和调试截图见附件,谢谢了
输入电阻 测量电压
0Ω 0.9mV
1Ω 2.4mV
2Ω 4mV
2.1Ω 4.1mV
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