Projects/XPLAINBridge/Lib/SoftUART.h

   1 /*
   2              LUFA Library
   3      Copyright (C) Dean Camera, 2009.
   4
   5   dean [at] fourwalledcubicle [dot] com
   6       www.fourwalledcubicle.com
   7 */
   8
   9 /*
  10   Copyright 2009  David Prentice (david.prentice [at] farming [dot] uk)
  11   Copyright 2009  Peter Danneger
  12   Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)
  13
  14   Permission to use, copy, modify, and distribute this software
  15   and its documentation for any purpose and without fee is hereby
  16   granted, provided that the above copyright notice appear in all
  17   copies and that both that the copyright notice and this
  18   permission notice and warranty disclaimer appear in supporting
  19   documentation, and that the name of the author not be used in
  20   advertising or publicity pertaining to distribution of the
  21   software without specific, written prior permission.
  22
  23   The author disclaim all warranties with regard to this
  24   software, including all implied warranties of merchantability
  25   and fitness.  In no event shall the author be liable for any
  26   special, indirect or consequential damages or any damages
  27   whatsoever resulting from loss of use, data or profits, whether
  28   in an action of contract, negligence or other tortious action,
  29   arising out of or in connection with the use or performance of
  30   this software.
  31 */
  32
  33 #ifndef _SOFT_UART_
  34 #define _SOFT_UART_
  35
  36         /* Includes: */
  37                 #include <avr/io.h>
  38                 #include <avr/interrupt.h>
  39                 #include "SoftUART.h"
  40
  41         /* Macros: */
  42                 #define BAUD       9600
  43                 #define BIT_TIME   (uint16_t)((F_CPU + (BAUD / 2)) / BAUD)
  44
  45                 #define SRX        PD0
  46                 #define SRXPIN     PIND
  47                 #define SRXPORT    PORTD
  48
  49                 #define STX        PD1
  50                 #define STXPORT    PORTD
  51                 #define STXDDR     DDRD
  52
  53         /* Function Prototypes: */
  54                 unsigned char SoftUART_IsReady(void);
  55                 unsigned char SoftUART_TxByte(unsigned char c);
  56                 unsigned char SoftUART_IsReceived(void);
  57                 unsigned char SoftUART_RxByte(void);
  58                 void SoftUART_Init(void);
  59
  60 #endif