CC3220S-LAUNCHXL: HAP MFI

Part Number:CC3220S-LAUNCHXL

Hi , ti:

I start “Blink”example (from hap_cc3220_1_40_01_05)，we use own company’s demo board instead of ti Launchpad but it can’t find Mfi Auth chip(MFI337S3959) MFiAuth_setDevice(&mfih, Board_MFI_ADDR) always return -2.

I connected :
SCL ：P05
SDA：P06
RST: GND
Slave addr: 0x20

sch:

I2C weite data logic