v0.11

- 2ch
- adjust the sense param to avoid oscillation
4ch OK with Copper Pin
Reduce Oscillation of A only

- modify lowpass filter of A (it was wrong)
-N = 30, D = 25 stop oscillation
V0.2 Modified LowPass
4ch ok version

- correct lowpass
- oscillation reducer
Merge branch 'incremental-test-for-4ch'