utils.h File Reference

utils.h header file More...

#include <avr/io.h>

Go to the source code of this file.

Functions

void Write16bitRegister (volatile uint16_t *reg, uint16_t value)
 Write a 16-bit value.
uint16_t Read16bitRegister (volatile uint16_t *reg)
 Read a 16-bit value.
void SleepUntilTerminalClock ()
 Puts the SCD to sleep until receives clock from terminal.
void SleepUntilCardInserted ()
 Puts the SCD to sleep until card is inserted or removed.

Variables

uint8_t lcdAvailable

Detailed Description

utils.h header file

This file defines some utility functions used in several parts of the code for this project

These functions are not microcontroller dependent but they are intended for the AVR 8-bit architecture

Copyright (C) 2012 Omar Choudary (omar.choudary@cl.cam.ac.uk)

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Definition in file utils.h.


Function Documentation

uint16_t Read16bitRegister ( volatile uint16_t *  reg  ) 

Read a 16-bit value.

Definition at line 52 of file utils.c.

void SleepUntilCardInserted (  ) 

Puts the SCD to sleep until card is inserted or removed.

This function puts the SCD to sleep (including all peripherials), until the card is inserted or removed

Definition at line 107 of file utils.c.

void SleepUntilTerminalClock (  ) 

Puts the SCD to sleep until receives clock from terminal.

This function puts the SCD to sleep (including all peripherials), until there is clock received from terminal

Definition at line 69 of file utils.c.

void Write16bitRegister ( volatile uint16_t *  reg,
uint16_t  value 
)

Write a 16-bit value.

Definition at line 42 of file utils.c.


Variable Documentation

uint8_t lcdAvailable

Definition at line 96 of file scd.c.

 All Classes Files Functions Variables Typedefs Enumerations Enumerator Defines
Generated on Tue Apr 24 12:00:30 2012 for The Smart Card Detective (SCD) by  doxygen 1.6.3