DLPDLCR2000EVM: with Beaglebone black

Part Number: DLPDLCR2000EVM

Dear,

I tried to Test DLPDLCR2000EVM with BeagleBone Black.

1. I connected to Beaglebone black board with DLP board.

2. power on DLP board with power adaptor

3. I connected usb cable to Beaglebone black.

4. BBB boot success.

5. I set installed dlp package.

6. i tried to set i2c setting using i2cset but failed. 

      "Write failed message shows"

Is there any method to solve this problem?

Thank you!