AVR: aversive_10-03-12/modules/comm/uart/uart

00001 /*  
00002  *  Copyright Droids Corporation, Microb Technology, Eirbot (2005)
00003  * 
00004  *  This program is free software; you can redistribute it and/or modify
00005  *  it under the terms of the GNU General Public License as published by
00006  *  the Free Software Foundation; either version 2 of the License, or
00007  *  (at your option) any later version.
00008  *
00009  *  This program is distributed in the hope that it will be useful,
00010  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00011  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012  *  GNU General Public License for more details.
00013  *
00014  *  You should have received a copy of the GNU General Public License
00015  *  along with this program; if not, write to the Free Software
00016  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00017  *
00018  *  Revision : $Id: uart_defs.h,v 1.8 2009-03-15 21:51:18 zer0 Exp $
00019  *
00020  */
00021 
00022 /* Olivier MATZ, Droids-corp 2004 - 2006
00023  * Uart specific definitions
00024  */
00025 
00026 #ifndef _UART_DEFS_H_
00027 #define _UART_DEFS_H_
00028 
00029 #define UART_PARTITY_NONE 0
00030 #define UART_PARTITY_ODD 1
00031 #define UART_PARTITY_EVEN 2
00032 
00033 #define UART_STOP_BITS_1 0
00034 #define UART_STOP_BITS_2 1
00035 
00036 #if (defined UDR3)
00037 #define UART_HW_NUM 4
00038 #elif (defined UDR2)
00039 #define UART_HW_NUM 3
00040 #elif (defined UDR1)
00041 #define UART_HW_NUM 2
00042 #else /* assume 1 uart */
00043 #define UART_HW_NUM 1
00044 #endif
00045 
00046 
00047 /* For arch with only one UART, we consider that UART0 = UART */
00048 #if !defined(SIG_UART0_DATA) && !defined(SIG_USART0_DATA)
00049 #define SIG_UART0_DATA SIG_UART_DATA
00050 #endif
00051 #if !defined(SIG_UART0_RECV) && !defined(SIG_USART0_RECV)
00052 #define SIG_UART0_RECV  SIG_UART_RECV
00053 #endif
00054 #ifndef UDR0
00055 #define UDR0 UDR
00056 #endif
00057 #ifndef UCSR0A
00058 #define UCSR0A UCSRA
00059 #endif
00060 #ifndef UCSR0B
00061 #define UCSR0B UCSRB
00062 #endif
00063 #ifndef UCSR0C
00064 #define UCSR0C UCSRC
00065 #endif
00066 #ifndef UBRR0L
00067 #define UBRR0L UBRRL
00068 #endif
00069 #ifndef UBRR0H
00070 #define UBRR0H UBRRH
00071 #endif
00072 #ifndef U2X 
00073 #define U2X U2X0
00074 #endif
00075 #ifndef UCSZ0 
00076 #define UCSZ0 UCSZ00
00077 #endif
00078 #ifndef UCSZ1 
00079 #define UCSZ1 UCSZ01
00080 #endif
00081 #ifndef UCSZ2 
00082 #define UCSZ2 UCSZ02
00083 #endif
00084 #ifndef UPM0 
00085 #define UPM0 UPM00
00086 #endif
00087 #ifndef UPM1 
00088 #define UPM1 UPM01
00089 #endif
00090 #ifndef USBS 
00091 #define USBS USBS0
00092 #endif
00093 #ifndef TXEN 
00094 #define TXEN TXEN0
00095 #endif
00096 #ifndef TXCIE 
00097 #define TXCIE TXCIE0
00098 #endif
00099 #ifndef RXEN 
00100 #define RXEN RXEN0
00101 #endif
00102 #ifndef RXCIE 
00103 #define RXCIE RXCIE0
00104 #endif
00105 #ifndef TXC 
00106 #define TXC TXC0
00107 #endif
00108 #ifndef RXB8
00109 #define RXB8 RXB80
00110 #endif
00111 #ifndef UDRIE
00112 #define UDRIE UDRIE0
00113 #endif
00114 #ifndef UDRE
00115 #define UDRE UDRE0
00116 #endif
00117 
00118 /* makes functions more generic, we associate USR and UCR with UCSRA
00119  * and UCSRB, respectively */
00120 #if ( ! defined UCSRA ) && ( defined USR )
00121 #define UCSRA USR
00122 #endif
00123 
00124 #if ( ! defined UCSRB ) && ( defined UCR )
00125 #define UCSRB UCR
00126 #endif
00127 
00128 /* UBRR is UBRRL */
00129 #ifndef UBRRL
00130 #define UBRRL UBRR
00131 #endif
00132 
00133 
00134 /* workaround for libc incomplete headers when using CAN AVR
00135  * (avr/iocanxx.h): USART is valid.
00136  * see http://savannah.nongnu.org/bugs/?18964
00137  */
00138 #if defined (__AVR_AT90CAN128__) || defined (__AVR_AT90CAN64__) || defined (__AVR_AT90CAN32__)
00139 
00140 #ifndef SIG_USART0_RECV
00141 #define SIG_USART0_RECV SIG_UART0_RECV
00142 #define SIG_USART1_RECV SIG_UART1_RECV
00143 #define SIG_USART0_DATA SIG_UART0_DATA
00144 #define SIG_USART1_DATA SIG_UART1_DATA
00145 #define SIG_USART0_TRANS SIG_UART0_TRANS
00146 #define SIG_USART1_TRANS SIG_UART1_TRANS
00147 #endif
00148 
00149 #endif
00150 
00151 
00152 /* if the signal USART is defined, the uC has a USART. */
00153 #if ( defined SIG_USART0_RECV ) || ( defined SIG_USART_RECV ) 
00154 #define UART_IS_USART 1
00155 #elif (defined USART_UDRE_vect) || (defined USART_TXC_vect) || (defined USART_RXC_vect)
00156 #define UART_IS_USART 1
00157 #else
00158 #define UART_IS_USART 0
00159 #endif
00160 
00161 /* if the U2X macro is defined, the uC has the U2X option. */
00162 #ifdef U2X
00163 #define UART_HAS_U2X 1
00164 #else
00165 #define UART_HAS_U2X 0
00166 #endif
00167 
00168 #endif //_UART_DEFS_H_
aversive_10-03-12/modules/comm/uart/uart_defs.h
