CryptoAuthLib
Microchip CryptoAuthentication Library
atca_basic_updateextra.c File Reference

CryptoAuthLib Basic API methods for UpdateExtra command. More...

#include "atca_basic.h"
#include "atca_execution.h"

Functions

ATCA_STATUS atcab_updateextra (uint8_t mode, uint16_t new_value)
 Executes UpdateExtra command to update the values of the two extra bytes within the Configuration zone (bytes 84 and 85). More...
 

Detailed Description

CryptoAuthLib Basic API methods for UpdateExtra command.

The UpdateExtra command is used to update the values of the two extra bytes within the Configuration zone after the Configuration zone has been locked.

Note
List of devices that support this command - ATSHA204A, ATECC108A, ATECC508A, and ATECC608A. There are differences in the modes that they support. Refer to device datasheets for full details.