openchronos-ng
opensource firmware for the ez430 chronos
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00001 /*************************************************************************** 00002 00003 Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/ 00004 00005 00006 Redistribution and use in source and binary forms, with or without 00007 modification, are permitted provided that the following conditions 00008 are met: 00009 00010 Redistributions of source code must retain the above copyright 00011 notice, this list of conditions and the following disclaimer. 00012 00013 Redistributions in binary form must reproduce the above copyright 00014 notice, this list of conditions and the following disclaimer in the 00015 documentation and/or other materials provided with the 00016 distribution. 00017 00018 Neither the name of Texas Instruments Incorporated nor the names of 00019 its contributors may be used to endorse or promote products derived 00020 from this software without specific prior written permission. 00021 00022 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00023 "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00024 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 00025 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 00026 OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 00027 SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 00028 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 00029 DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 00030 THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 00031 (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00032 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00033 00034 ****************************************************************************/ 00035 00036 #ifndef __BATTERY_H__ 00037 #define __BATTERY_H__ 00038 00039 #include <openchronos.h> 00040 00041 void battery_measurement_reset(void); 00042 void battery_measurement(void); 00043 00044 /* Battery high voltage threshold */ 00045 #define BATTERY_HIGH_THRESHOLD (360u) 00046 00047 /* Battery end of life voltage threshold -> disable radio, 00048 show "lobatt" message */ 00049 #define BATTERY_LOW_THRESHOLD (240u) 00050 00051 /* Where we consider the battery full */ 00052 #define BATTERY_FULL_THRESHOLD (300u) 00053 00054 /* Where we consider the battery empty */ 00055 #define BATTERY_EMPTY_THRESHOLD (220u) 00056 00057 struct { 00058 /* Battery voltage */ 00059 uint16_t voltage; 00060 00061 /* Battery voltage offset */ 00062 int16_t offset; 00063 } battery_info; 00064 00065 #endif /* __BATTERY_H__ */