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SPIRIT_Qi.h

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00001 /**
00002   ******************************************************************************
00003  * @file    SPIRIT_Qi.h
00004   * @author  VMA division - AMS
00005   * @version 3.2.2
00006   * @date    08-July-2015
00007  * @brief   Configuration and management of SPIRIT QI.
00008  * @details
00009  *
00010  * This module can be used to configure and read some quality indicators
00011  * used by Spirit.
00012  * API to set thresholds and to read values in raw mode or in dBm are
00013  * provided.
00014  *
00015  * <b>Example:</b>
00016  * @code
00017  *
00018  *   float rssiValuedBm;
00019  *   uint8_t pqiValue, sqiValue;
00020  *
00021  *   SpiritQiPqiCheck(S_ENABLE);
00022  *   SpiritQiSqiCheck(S_ENABLE);
00023  *
00024  *   ...
00025  *
00026   *   rssiValueDbm = SpiritQiGetRssidBm();
00027  *   pqiValue = SpiritQiGetPqi();
00028  *   sqiValue = SpiritQiGetSqi();
00029  *
00030  *   ...
00031  *
00032  * @endcode
00033  *
00034   * @attention
00035  *
00036   * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
00037   *
00038   * Redistribution and use in source and binary forms, with or without modification,
00039   * are permitted provided that the following conditions are met:
00040   *   1. Redistributions of source code must retain the above copyright notice,
00041   *      this list of conditions and the following disclaimer.
00042   *   2. Redistributions in binary form must reproduce the above copyright notice,
00043   *      this list of conditions and the following disclaimer in the documentation
00044   *      and/or other materials provided with the distribution.
00045   *   3. Neither the name of STMicroelectronics nor the names of its contributors
00046   *      may be used to endorse or promote products derived from this software
00047   *      without specific prior written permission.
00048   *
00049   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00050   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00051   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
00052   * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
00053   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00054   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00055   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00056   * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00057   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00058   * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00059   *
00060   ******************************************************************************
00061  */
00062 
00063 /* Define to prevent recursive inclusion -------------------------------------*/
00064 #ifndef __SPIRIT_QI_H
00065 #define __SPIRIT_QI_H
00066 
00067 
00068 /* Includes ------------------------------------------------------------------*/
00069 
00070 #include "SPIRIT_Regs.h"
00071 #include "SPIRIT_Types.h"
00072 
00073 
00074 #ifdef __cplusplus
00075  extern "C" {
00076 #endif
00077 
00078 
00079 /**
00080  * @addtogroup SPIRIT_Libraries
00081  * @{
00082  */
00083 
00084 
00085 /**
00086  * @defgroup SPIRIT_Qi          QI
00087  * @brief Configuration and management of SPIRIT QI.
00088  * @details See the file <i>@ref SPIRIT_Qi.h</i> for more details.
00089  * @{
00090  */
00091 
00092 /**
00093  * @defgroup Qi_Exported_Types  QI Exported Types
00094  * @{
00095  */
00096 
00097 
00098 /**
00099  * @brief  PQI threshold value enumeration.
00100  */
00101 typedef enum
00102 {
00103    PQI_TH_0=0x00,
00104    PQI_TH_1=0x04,
00105    PQI_TH_2=0x08,
00106    PQI_TH_3=0x0C,
00107    PQI_TH_4=0x10,
00108    PQI_TH_5=0x14,
00109    PQI_TH_6=0x18,
00110    PQI_TH_7=0x1C,
00111    PQI_TH_8=0x20,
00112    PQI_TH_9=0x24,
00113    PQI_TH_10=0x28,
00114    PQI_TH_11=0x2C,
00115    PQI_TH_12=0x30,
00116    PQI_TH_13=0x34,
00117    PQI_TH_14=0x38,
00118    PQI_TH_15=0x3C
00119 
00120 } PqiThreshold;
00121 
00122 #define IS_PQI_THR(VALUE)   (VALUE==PQI_TH_0 ||\
00123                              VALUE==PQI_TH_1 ||\
00124                              VALUE==PQI_TH_2 ||\
00125                              VALUE==PQI_TH_3 ||\
00126                              VALUE==PQI_TH_4 ||\
00127                              VALUE==PQI_TH_5 ||\
00128                              VALUE==PQI_TH_6 ||\
00129                              VALUE==PQI_TH_7 ||\
00130                              VALUE==PQI_TH_8 ||\
00131                              VALUE==PQI_TH_9 ||\
00132                              VALUE==PQI_TH_10 ||\
00133                              VALUE==PQI_TH_11 ||\
00134                              VALUE==PQI_TH_12 ||\
00135                              VALUE==PQI_TH_13 ||\
00136                              VALUE==PQI_TH_14 ||\
00137                              VALUE==PQI_TH_15)
00138 
00139 /**
00140  * @brief  SQI threshold value enumeration.
00141  */
00142 typedef enum
00143 {
00144    SQI_TH_0=0x00,
00145    SQI_TH_1=0x40,
00146    SQI_TH_2=0x80,
00147    SQI_TH_3=0xC0
00148 
00149 } SqiThreshold;
00150 
00151 #define IS_SQI_THR(VALUE)   (VALUE==SQI_TH_0 ||\
00152                              VALUE==SQI_TH_1 ||\
00153                              VALUE==SQI_TH_2 ||\
00154                              VALUE==SQI_TH_3)
00155 
00156 
00157 /**
00158  * @brief  RSSI filter gain value enumeration.
00159  */
00160 typedef enum
00161 {
00162    RSSI_FG_0=0x00,
00163    RSSI_FG_1=0x10,
00164    RSSI_FG_2=0x20,
00165    RSSI_FG_3=0x30,
00166    RSSI_FG_4=0x40,
00167    RSSI_FG_5=0x50,
00168    RSSI_FG_6=0x60,
00169    RSSI_FG_7=0x70,
00170    RSSI_FG_8=0x80,
00171    RSSI_FG_9=0x90,
00172    RSSI_FG_10=0xA0,
00173    RSSI_FG_11=0xB0,
00174    RSSI_FG_12=0xC0,
00175    RSSI_FG_13=0xD0,
00176    RSSI_FG_14=0xE0,     /*<! recommended value */
00177    RSSI_FG_15=0xF0
00178 
00179 } RssiFilterGain;
00180 
00181 #define IS_RSSI_FILTER_GAIN(VALUE)  (VALUE==RSSI_FG_0 ||\
00182                                      VALUE==RSSI_FG_1 ||\
00183                                      VALUE==RSSI_FG_2 ||\
00184                                      VALUE==RSSI_FG_3 ||\
00185                                      VALUE==RSSI_FG_4 ||\
00186                                      VALUE==RSSI_FG_5 ||\
00187                                      VALUE==RSSI_FG_6 ||\
00188                                      VALUE==RSSI_FG_7 ||\
00189                                      VALUE==RSSI_FG_8 ||\
00190                                      VALUE==RSSI_FG_9 ||\
00191                                      VALUE==RSSI_FG_10 ||\
00192                                      VALUE==RSSI_FG_11 ||\
00193                                      VALUE==RSSI_FG_12 ||\
00194                                      VALUE==RSSI_FG_13 ||\
00195                                      VALUE==RSSI_FG_14 ||\
00196                                      VALUE==RSSI_FG_15)
00197 
00198 /**
00199  * @brief  CS mode enumeration.
00200  */
00201 typedef enum
00202 {
00203    CS_MODE_STATIC_3DB=0x00,
00204    CS_MODE_DYNAMIC_6DB=0x04,
00205    CS_MODE_DYNAMIC_12DB=0x08,
00206    CS_MODE_DYNAMIC_18DB=0x0C
00207 
00208 } CSMode;
00209 
00210 #define IS_CS_MODE(MODE)    (MODE==CS_MODE_STATIC_3DB ||\
00211                              MODE==CS_MODE_DYNAMIC_6DB ||\
00212                              MODE==CS_MODE_DYNAMIC_12DB ||\
00213                              MODE==CS_MODE_DYNAMIC_18DB)
00214 
00215 /**
00216   *@}
00217   */
00218 
00219 
00220 /**
00221  * @defgroup Qi_Exported_Constants      QI Exported Constants
00222  * @{
00223  */
00224 
00225 /*  range for the RSSI Threshold in dBm  */
00226 #define IS_RSSI_THR_DBM(VALUE)  (VALUE>=-130 && VALUE<=-2)
00227 
00228 /**
00229   *@}
00230   */
00231 
00232 
00233 /**
00234  * @defgroup Qi_Exported_Macros         QI Exported Macros
00235  * @{
00236  */
00237 
00238 /**
00239  * @brief  Macro to obtain the RSSI value in dBm
00240  * @param  None.
00241  * @retval RSSI in dBm.
00242  *         This parameter is a float.
00243  */
00244 #define SpiritQiGetRssidBm()            (-120.0+((float)(SpiritQiGetRssi()-20))/2)
00245 
00246 /**
00247  *@}
00248  */
00249 
00250 
00251 /**
00252  * @defgroup Qi_Exported_Functions       QI Exported Functions
00253  * @{
00254  */
00255 
00256 void SpiritQiPqiCheck(SpiritFunctionalState xNewState);
00257 void SpiritQiSqiCheck(SpiritFunctionalState xNewState);
00258 void SpiritQiSetPqiThreshold(PqiThreshold xPqiThr);
00259 PqiThreshold SpiritQiGetPqiThreshold(void);
00260 void SpiritQiSetSqiThreshold(SqiThreshold xSqiThr);
00261 SqiThreshold SpiritQiGetSqiThreshold(void);
00262 void SpiritQiSetRssiThreshold(uint8_t cRssiThr);
00263 uint8_t SpiritQiGetRssiThreshold(void);
00264 uint8_t SpiritQiComputeRssiThreshold(int cDbmValue);
00265 void SpiritQiSetRssiThresholddBm(int nDbmValue);
00266 uint8_t SpiritQiGetPqi(void);
00267 uint8_t SpiritQiGetSqi(void);
00268 uint8_t SpiritQiGetLqi(void);
00269 SpiritFlagStatus SpiritQiGetCs(void);
00270 uint8_t SpiritQiGetRssi(void);
00271 void SpiritQiSetRssiFilterGain(RssiFilterGain xRssiFg);
00272 RssiFilterGain SpiritQiGetRssiFilterGain(void);
00273 void SpiritQiSetCsMode(CSMode xCsMode);
00274 CSMode SpiritQiGetCsMode(void);
00275 void SpiritQiCsTimeoutMask(SpiritFunctionalState xNewState);
00276 void SpiritQiPqiTimeoutMask(SpiritFunctionalState xNewState);
00277 void SpiritQiSqiTimeoutMask(SpiritFunctionalState xNewState);
00278 
00279 
00280 /**
00281  *@}
00282  */
00283 
00284 /**
00285  *@}
00286  */
00287 
00288 
00289 /**
00290  *@}
00291  */
00292 
00293 
00294 #ifdef __cplusplus
00295 }
00296 #endif
00297 
00298 #endif
00299 
00300 /******************* (C) COPYRIGHT 2015 STMicroelectronics *****END OF FILE****/