snvs_sw_zmk#
Overview#
The SNVS SW ZMK project shows how to provision the zeroizable master key (ZMK) by software based on SDK SNVS driver. In this example, ZMK key value is set and ECC is enabled. When change the ZMK key value, violation detected and ZMK key is zeroized.
Supported Boards#
EVKB-IMXRT1050
Hardware requirements
Mini/micro USB cable
EVKB-IMXRT1050 board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
The log below shows the output of snvs example in the terminal window:
SNVS software Zeroizable Master Key example:
Set the ZMK key value
Enable the ZMK
Enable the ZMK ECC
Set new ZMK key to generate ZMK violation
ZMK violation detected, ZMK key is zeroized
SNVS software ZMK example finished successfully
MIMXRT1060-EVKB
Hardware requirements
Mini/micro USB cable
MIMXRT1060-EVKB board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
The log below shows the output of snvs example in the terminal window:
SNVS software Zeroizable Master Key example:
Set the ZMK key value
Enable the ZMK
Enable the ZMK ECC
Set new ZMK key to generate ZMK violation
ZMK violation detected, ZMK key is zeroized
SNVS software ZMK example finished successfully
MIMXRT1170-EVKB
Hardware requirements
Mini/micro USB cable
MIMXRT1170-EVKB board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
The log below shows the output of snvs example in the terminal window:
SNVS software Zeroizable Master Key example:
Set the ZMK key value
Enable the ZMK
Enable the ZMK ECC
Set new ZMK key to generate ZMK violation
ZMK violation detected, ZMK key is zeroized
SNVS software ZMK example finished successfully
MIMXRT1060-EVKC
Hardware requirements
Mini/micro USB cable
MIMXRT1060-EVKC board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
The log below shows the output of snvs example in the terminal window:
SNVS software Zeroizable Master Key example:
Set the ZMK key value
Enable the ZMK
Enable the ZMK ECC
Set new ZMK key to generate ZMK violation
ZMK violation detected, ZMK key is zeroized
SNVS software ZMK example finished successfully
FRDM-IMXRT1152
Hardware requirements
Type-C USB cable
FRDM-IMXRT1152 board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
The log below shows the output of snvs example in the terminal window:
SNVS software Zeroizable Master Key example:
Set the ZMK key value
Enable the ZMK
Enable the ZMK ECC
Set new ZMK key to generate ZMK violation
ZMK violation detected, ZMK key is zeroized
SNVS software ZMK example finished successfully
MIMXRT1040-EVK
Hardware requirements
Mini/micro USB cable
MIMXRT1040-EVK board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
The log below shows the output of snvs example in the terminal window:
SNVS software Zeroizable Master Key example:
Set the ZMK key value
Enable the ZMK
Enable the ZMK ECC
Set new ZMK key to generate ZMK violation
ZMK violation detected, ZMK key is zeroized
SNVS software ZMK example finished successfully
EVK-MIMXRT1064
Hardware requirements
Mini/micro USB cable
EVK-MIMXRT1064 board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
The log below shows the output of snvs example in the terminal window:
SNVS software Zeroizable Master Key example:
Set the ZMK key value
Enable the ZMK
Enable the ZMK ECC
Set new ZMK key to generate ZMK violation
ZMK violation detected, ZMK key is zeroized
SNVS software ZMK example finished successfully
MIMXRT1160-EVK
Hardware requirements
Mini/micro USB cable
MIMXRT1160-EVK board
Personal Computer
Board settings
No special settings are required.
Prepare the Demo
Connect a USB cable between the host PC and the OpenSDA USB port on the target board.
Open a serial terminal with the following settings:
115200 baud rate
8 data bits
No parity
One stop bit
No flow control
Download the program to the target board.
Either press the reset button on your board or launch the debugger in your IDE to begin running the demo.
Running the demo
The log below shows the output of snvs example in the terminal window:
SNVS software Zeroizable Master Key example:
Set the ZMK key value
Enable the ZMK
Enable the ZMK ECC
Set new ZMK key to generate ZMK violation
ZMK violation detected, ZMK key is zeroized
SNVS software ZMK example finished successfully