security_xplained.c File Reference

SECURITY_XPLAINED extension board adaptation.

Copyright (c) 2011-2018 Microchip Technology Inc. and its subsidiaries.

#include "security_xplained.h"
#include "sha204_physical.h"
#include "conf_atsha204.h"

Macros
#define	SHA204_I2C_DEFAULT_ADDRESS   (0xCA)
	TWI address used at SHA204 library startup. More...

Functions
void	security_board_init (void)
	This function initializes peripherals needed to communicate with the I2C security devices (ATSHA204 and ATAES132). More...
uint8_t	sha204_i2c_address (uint8_t index)
	This function returns the I2C address of a chosen SHA204 device. More...

#define SHA204_I2C_DEFAULT_ADDRESS   (0xCA)

TWI address used at SHA204 library startup.

Referenced by sha204_i2c_address().

void security_board_init

(

void

)

This function initializes peripherals needed to communicate with the I2C security devices (ATSHA204 and ATAES132).

References sha204p_init().

uint8_t sha204_i2c_address

(

uint8_t

index

)

This function returns the I2C address of a chosen SHA204 device.

Parameters

[in]

index

the selected device on the Security Xplained board

Returns

I2C address of chosen device

References SHA204_DEVICE_COUNT, and SHA204_I2C_DEFAULT_ADDRESS.

Referenced by main(), sha204_sleep_all(), and test_all_devices().