BQ40Z80: How to seal

PHILIPPE ROSSI

Prodigy 50 points

Part Number: BQ40Z80

Tool/software:

Hello,

I don't know how to create keys and seal the device, in ADVANCED COMM SMB environment.

Thank you. Regards.

Philippe

over 1 year ago

0 Adrian over 1 year ago

TI__Mastermind 37761 points

Hello,

Today's a national holiday. We will get back to you tomorrow.

Regards,

TI Apps Team

0 Adrian over 1 year ago in reply to Adrian

TI__Mastermind 37761 points

Hello Philippe,

Please refer to these threads: https://e2e.ti.com/support/power-management-group/power-management---internal/f/power-management---internal-forum/1255534/bq28z610-device-fw-how-to-change-the-security-key-through-advanced-comm-i2c-on-bqstudio

e2e.ti.com/.../bq40z50---change-security-keys-0x0035

Regards,

Nick Richards

0 PHILIPPE ROSSI over 1 year ago in reply to Adrian

Prodigy 50 points

Hello Richards, this link does'nt exist no more : " Page Not Found"

Regards. Philippe

0 Adrian over 1 year ago in reply to PHILIPPE ROSSI

TI__Mastermind 37761 points

Hello Philippe,

Try this link: https://e2e.ti.com/support/power-management-group/power-management---internal/f/power-management---internal-forum/1255534/bq28z610-device-fw-how-to-change-the-security-key-through-advanced-comm-i2c-on-bqstudio

If that doesn't work then I can just summarize the contents on the page.

Regards,

Nick Richards

0 PHILIPPE ROSSI over 1 year ago in reply to Adrian

Prodigy 50 points

Hello Richards,

This link doesn't work no more, sorry.

Page Not Found

Unfortunately, the page you've requested no longer exists. Please use the search form above to locate the information you're interested in.

0 Adrian over 1 year ago in reply to PHILIPPE ROSSI

TI__Mastermind 37761 points

Hello Philippe,

Here's the instructions for changing the security keys.

Note that for the BQ40z80 the you will send the mac command to 0x44, not 0x3E.

Regards,

Nick Richards

Power management

Power management forum

BQ40Z80: How to seal

Page Not Found