Trust X

Infineon Technologies

OPTIGA™ Trust X

SLS32AIA020X2USON10XTMA4

Security chip for Ubo. Note, this is not populated by default, and has been hand re-worked for testing on some devices.

• Data Sheet

• https://www.infineon.com/dgdl/Infineon-OPTIGA%20TRUST%20X%20SLS%2032AIA-DS-v02_60-EN.pdf?fileId=5546d462602a9dc801606f1c2ebb7fe9

• Digikey part

• https://www.digikey.com/en/products/detail/infineon-technologies/SLS32AIA020X2USON10XTMA4/9922566

• I2C Utility

• https://github.com/Infineon/i2c-utils-optiga-trust

Scan I2C bus for devices, 0x30 is default address

pi@ubo-100:~/i2c-utils-optiga-trust $ bin/trustx_scan 
WARNING! This program can confuse your I2C bus, cause data loss and worse!
I will probe file /dev/i2c-1 using read byte commands.
I will probe address range 0x00-0x7F.
Continue? [Y/n]

------------------------------------------------------
     0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f
00 :                         -- -- -- -- -- -- -- -- 
10 : 10 -- 12 -- -- -- -- -- -- -- UU -- -- -- -- -- 
20 : -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 
30 : 30 -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 
40 : 40 -- -- -- -- -- -- -- 48 -- -- -- -- -- -- -- 
50 : -- -- -- -- -- -- -- -- 58 -- -- -- -- -- -- -- 
60 : -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 
70 : -- -- -- -- -- -- -- -- -- -- -- --             

Perform soft reset

pi@ubo-100:~/i2c-utils-optiga-trust $ bin/trustx_softreset 
i2c address     : 0x0030 
i2c bus         : /dev/i2c-1 
Soft Reset Done.