spirit1-config.h

00001 /*
00002  * Copyright (c) 2012, STMicroelectronics.
00003  * All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions
00007  * are met:
00008  * 1. Redistributions of source code must retain the above copyright
00009  *    notice, this list of conditions and the following disclaimer.
00010  * 2. Redistributions in binary form must reproduce the above copyright
00011  *    notice, this list of conditions and the following disclaimer in the
00012  *    documentation and/or other materials provided with the distribution.
00013  * 3. Neither the name of the Institute nor the names of its contributors
00014  *    may be used to endorse or promote products derived from this software
00015  *    without specific prior written permission.
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
00018  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00019  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00020  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
00021  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00022  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00023  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00024  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00025  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00026  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00027  * SUCH DAMAGE.
00028  *
00029  * This file is part of the Contiki operating system.
00030  *
00031  */
00032 /*---------------------------------------------------------------------------*/
00033 #ifndef __SPIRIT1_CONFIG_H__
00034 #define __SPIRIT1_CONFIG_H__
00035 /*---------------------------------------------------------------------------*/
00036 #include "radio.h"
00037 #include "SPIRIT_Config.h"
00038 #include "spirit1-const.h"
00039 /*---------------------------------------------------------------------------*/
00040 #define CCA_THRESHOLD               -98.0   /* dBm */
00041 #define XTAL_FREQUENCY              50000000    /* Hz */ 
00042 #define SPIRIT_MAX_FIFO_LEN         (96) // betzw - WAS: 600
00043 /*---------------------------------------------------------------------------*/
00044 
00045 /* Sometimes Spirit1 seems to NOT deliver (correctly) the 'IRQ_RX_DATA_READY'
00046  * event for packets which have a length which is close to a multiple of
00047  * RX FIFO size. Furthermore, in these cases also the content delivery seems
00048  * to be compromised as well as the generation of RX/TX FIFO errors.
00049  * This can be avoided by reducing the maximum packet length to a value which
00050  * is lower than the RX FIFO size.
00051  *
00052  * Enable beyond macro if you want to use the version of the driver which avoids
00053  * FIFO overflows by reducing packet length.
00054  *
00055  * NOTE: the non delivery of event 'IRQ_RX_DATA_READY' MUST still be
00056  *       investigated further deeply (both on HW & SW level)!
00057  */
00058 #define RX_FIFO_THR_WA
00059 
00060 /**    
00061  * The MAX_PACKET_LEN is an arbitrary value used to define the two array
00062  * spirit_txbuf and spirit_rxbuf.
00063  * The SPIRIT1 supports with its packet handler a length of 65,535 bytes,
00064  * and in direct mode (without packet handler) there is no limit of data.
00065  */
00066 #ifdef RX_FIFO_THR_WA
00067 #define MAX_PACKET_LEN              (SPIRIT_MAX_FIFO_LEN-1)
00068 #else
00069 #define MAX_PACKET_LEN              (255) // betzw - WAS: SPIRIT_MAX_FIFO_LEN, but LEN_WIDTH is set to 7 so the variable payload length is theoretically from 0 to 255 bytes
00070 #endif
00071 
00072 /*---------------------------------------------------------------------------*/
00073 /**    
00074  * Spirit1 IC version
00075  */
00076 #define SPIRIT1_VERSION             SPIRIT_VERSION_3_0
00077 /*---------------------------------------------------------------------------*/
00078 #endif /* __SPIRIT1_CONFIG_H__ */
00079 /*---------------------------------------------------------------------------*/