Hello:
使用FR2512做4按键触摸产品,所有的IO口全都使用了,耗按照手册该注意设置的地方均按照手册设置,请问还有什么降低功耗的资料么?谢谢~
This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
Hello:
使用FR2512做4按键触摸产品,所有的IO口全都使用了,耗按照手册该注意设置的地方均按照手册设置,请问还有什么降低功耗的资料么?谢谢~
1. 使用ULP Advisor™ Software 这个软件已经 不在了
2. fr2512如何做到这么低的功耗 我这边没有外接晶振 只能做到23ua
Sensor Configuration | Mode | Method | Scan Rate | Base Scan Time | LF Clock | I-avg | I-avg / Electrode | Years on AAAs | Years on a CR2032 |
---|---|---|---|---|---|---|---|---|---|
1 Proximity Sensor | Wake-on-Proximity | Self | 8 Hz | 420us | Crystal | 5uA | 5uA | 16 | 3.6 |
1 Proximity Sensor | Active (CPU) | Self | 8 Hz | 420us | Crystal | 7.3uA | 7.3uA | 10.9 | 2.5 |
1 Button | Wake-on-Proximity | Self | 8 Hz | 145us | Crystal | 3.4uA | 3.4uA | 23.5 | 5.3 |
1 Button | Active (CPU) | Self | 8 Hz | 145us | Crystal | 6.0uA | 6.0uA | 13.3 | 3.0 |
4 Buttons | Wake-on-Proximity | Self | 8 Hz | 120us | Crystal | 3.0uA | 750nA | 26 | 6.0 |
4 Buttons | Wake-on-Proximity | Self | 8 Hz | 145us | Crystal | 3.8uA | 0.9uA | 21 | 4.7 |
4 Buttons | Wake-on-Proximity | Self | 30 Hz | 145us | Crystal | 9.4uA | 2.4uA | 8.5 | 1.9 |
4 Buttons | Active (CPU) | Self | 8 Hz | 145us | Crystal | 8.7uA | 2.2uA | 9.2 | 2.1 |