2 ******************************************************************************
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4 * @author MCD Application Team
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6 * @date 22-January-2013
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7 * @brief This file contains all functions to manage the
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8 * Detection Exclusion System (DxS) algorithm.
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9 ******************************************************************************
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12 * <h2><center>© COPYRIGHT 2013 STMicroelectronics</center></h2>
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14 * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License");
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15 * You may not use this file except in compliance with the License.
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16 * You may obtain a copy of the License at:
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18 * http://www.st.com/software_license_agreement_liberty_v2
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20 * Unless required by applicable law or agreed to in writing, software
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21 * distributed under the License is distributed on an "AS IS" BASIS,
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22 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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23 * See the License for the specific language governing permissions and
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24 * limitations under the License.
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26 ******************************************************************************
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29 /* Includes ------------------------------------------------------------------*/
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30 #include "tsl_dxs.h"
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31 #include "tsl_globals.h"
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33 /* Private typedefs ----------------------------------------------------------*/
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34 /* Private defines -----------------------------------------------------------*/
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36 #define THIS_OBJ_TYPE TSL_Globals.This_Obj->Type
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38 #define THIS_TKEY TSL_Globals.This_TKey
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39 #define THIS_TKEY_STATEID TSL_Globals.This_TKey->p_Data->StateId
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40 #define THIS_TKEY_DXSLOCK TSL_Globals.This_TKey->p_Data->DxSLock
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41 #define THIS_TKEY_CHANGE TSL_Globals.This_TKey->p_Data->Change
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43 #define THIS_LINROT TSL_Globals.This_LinRot
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44 #define THIS_LINROT_STATEID TSL_Globals.This_LinRot->p_Data->StateId
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45 #define THIS_LINROT_DXSLOCK TSL_Globals.This_LinRot->p_Data->DxSLock
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46 #define THIS_LINROT_CHANGE TSL_Globals.This_LinRot->p_Data->Change
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48 /* Private macros ------------------------------------------------------------*/
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49 /* Private variables ---------------------------------------------------------*/
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50 /* Private functions prototype -----------------------------------------------*/
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53 * @brief Detection Exclusion System on the first object in detect state
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54 * @param[in] objgrp Pointer to the objects group to process
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57 void TSL_dxs_FirstObj(CONST TSL_ObjectGroup_T *objgrp)
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59 #if TSLPRM_USE_DXS > 0
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61 TSL_tIndex_T idx_obj;
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62 CONST TSL_Object_T *pobj;
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63 CONST TSL_Object_T *pobj_candidate = 0; // Candidate object for being in Detect state + DxSLock flag
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64 TSL_tIndex_T obj_locked = 0; // Object with Lock flag
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66 // Exit if no object are in DETECT state.
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67 if ((objgrp->StateMask & TSL_STATE_DETECT_BIT_MASK) == 0)
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72 pobj = objgrp->p_Obj; // First object in the group
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74 // Process all objects
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75 for (idx_obj = 0; idx_obj < objgrp->NbObjects; idx_obj++)
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78 // Assign global object
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79 TSL_obj_SetGlobalObj(pobj);
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81 //--------------------------------------------------------------------------
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82 #if TSLPRM_TOTAL_TKEYS > 0
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83 if ((THIS_OBJ_TYPE == TSL_OBJ_TOUCHKEY) || (THIS_OBJ_TYPE == TSL_OBJ_TOUCHKEYB))
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85 if (THIS_TKEY_STATEID == TSL_STATEID_DETECT)
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87 if (THIS_TKEY_DXSLOCK == TSL_TRUE)
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96 THIS_TKEY_STATEID = TSL_STATEID_TOUCH;
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97 THIS_TKEY_CHANGE = TSL_STATE_CHANGED;
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102 THIS_TKEY_STATEID = TSL_STATEID_TOUCH;
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103 THIS_TKEY_CHANGE = TSL_STATE_CHANGED;
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104 if ((!pobj_candidate) && (!obj_locked))
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106 pobj_candidate = pobj;
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111 #endif // TSLPRM_TOTAL_TKEYS > 0
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113 //--------------------------------------------------------------------------
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114 #if TSLPRM_TOTAL_LNRTS > 0
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115 if ((THIS_OBJ_TYPE == TSL_OBJ_LINEAR) || (THIS_OBJ_TYPE == TSL_OBJ_LINEARB) ||
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116 (THIS_OBJ_TYPE == TSL_OBJ_ROTARY) || (THIS_OBJ_TYPE == TSL_OBJ_ROTARYB))
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118 if (THIS_LINROT_STATEID == TSL_STATEID_DETECT)
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120 if (THIS_LINROT_DXSLOCK == TSL_TRUE)
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125 pobj_candidate = 0;
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129 THIS_LINROT_STATEID = TSL_STATEID_TOUCH;
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130 THIS_LINROT_CHANGE = TSL_STATE_CHANGED;
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135 THIS_LINROT_STATEID = TSL_STATEID_TOUCH;
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136 THIS_LINROT_CHANGE = TSL_STATE_CHANGED;
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137 if ((!pobj_candidate) && (!obj_locked))
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139 pobj_candidate = pobj;
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144 #endif // TSLPRM_TOTAL_LNRTS > 0
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146 pobj++; // Next object
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148 } // // for all objects
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150 // Change state from TOUCH to DETECT + DxSLock flag on the candidate object only
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151 if (pobj_candidate)
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154 // Assign global object
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155 TSL_obj_SetGlobalObj(pobj_candidate);
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157 #if TSLPRM_TOTAL_TKEYS > 0
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158 if ((THIS_OBJ_TYPE == TSL_OBJ_TOUCHKEY) || (THIS_OBJ_TYPE == TSL_OBJ_TOUCHKEYB))
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160 THIS_TKEY_STATEID = TSL_STATEID_DETECT;
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161 THIS_TKEY_CHANGE = TSL_STATE_CHANGED;
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162 THIS_TKEY_DXSLOCK = TSL_TRUE;
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164 #endif // TSLPRM_TOTAL_TKEYS > 0
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166 #if TSLPRM_TOTAL_LNRTS > 0
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167 if ((THIS_OBJ_TYPE == TSL_OBJ_LINEAR) || (THIS_OBJ_TYPE == TSL_OBJ_LINEARB) ||
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168 (THIS_OBJ_TYPE == TSL_OBJ_ROTARY) || (THIS_OBJ_TYPE == TSL_OBJ_ROTARYB))
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170 THIS_LINROT_STATEID = TSL_STATEID_DETECT;
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171 THIS_LINROT_CHANGE = TSL_STATE_CHANGED;
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172 THIS_LINROT_DXSLOCK = TSL_TRUE;
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174 #endif // TSLPRM_TOTAL_LNRTS > 0
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178 #endif // TSLPRM_USE_DXS > 0
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181 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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