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CC3220S-LAUNCHXL: HAP MFI

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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


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