Change default sampling interval to 1000 samples/sec.
Change default sampling interval to 1000 samples/sec.

Change-Id: Ib92aee8a91ac9d6702a1cec58130e346fd3fcade

treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst