diff options
Diffstat (limited to 'Libraries/TouchSense/STMTouch_Driver/src/tsl_touchkey.c')
| -rw-r--r-- | Libraries/TouchSense/STMTouch_Driver/src/tsl_touchkey.c | 1089 |
1 files changed, 0 insertions, 1089 deletions
diff --git a/Libraries/TouchSense/STMTouch_Driver/src/tsl_touchkey.c b/Libraries/TouchSense/STMTouch_Driver/src/tsl_touchkey.c deleted file mode 100644 index c419e7c..0000000 --- a/Libraries/TouchSense/STMTouch_Driver/src/tsl_touchkey.c +++ /dev/null @@ -1,1089 +0,0 @@ -/** - ****************************************************************************** - * @file tsl_touchkey.c - * @author MCD Application Team - * @version V1.4.4 - * @date 31-March-2014 - * @brief This file contains all functions to manage TouchKey sensors. - ****************************************************************************** - * @attention - * - * <h2><center>© COPYRIGHT 2014 STMicroelectronics</center></h2> - * - * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); - * You may not use this file except in compliance with the License. - * You may obtain a copy of the License at: - * - * http://www.st.com/software_license_agreement_liberty_v2 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - * - ****************************************************************************** - */ - -/* Includes ------------------------------------------------------------------*/ -#include "tsl_touchkey.h" -#include "tsl_globals.h" - -#if TSLPRM_TOTAL_TKEYS > 0 - -/* Private typedefs ----------------------------------------------------------*/ -/* Private defines -----------------------------------------------------------*/ - -/* Private macros ------------------------------------------------------------*/ - -#define THIS_MEAS TSL_Globals.This_TKey->p_ChD->Meas -#define THIS_DELTA TSL_Globals.This_TKey->p_ChD->Delta -#define THIS_REF TSL_Globals.This_TKey->p_ChD->Ref -#define THIS_REFREST TSL_Globals.This_TKey->p_ChD->RefRest -#define THIS_CHANNEL_DATA TSL_Globals.This_TKey->p_ChD -#define THIS_ACQ_STATUS TSL_Globals.This_TKey->p_ChD->Flags.AcqStatus -#define THIS_OBJ_STATUS TSL_Globals.This_TKey->p_ChD->Flags.ObjStatus -#define THIS_DATA_READY TSL_Globals.This_TKey->p_ChD->Flags.DataReady - -#define THIS_STATEID TSL_Globals.This_TKey->p_Data->StateId -#define THIS_CHANGE TSL_Globals.This_TKey->p_Data->Change -#define THIS_COUNTER_DEB TSL_Globals.This_TKey->p_Data->CounterDebounce -#define THIS_COUNTER_DTO TSL_Globals.This_TKey->p_Data->CounterDTO -#define THIS_DXSLOCK TSL_Globals.This_TKey->p_Data->DxSLock - -#define THIS_PROXIN_TH TSL_Globals.This_TKey->p_Param->ProxInTh -#define THIS_PROXOUT_TH TSL_Globals.This_TKey->p_Param->ProxOutTh -#define THIS_DETECTIN_TH TSL_Globals.This_TKey->p_Param->DetectInTh -#define THIS_DETECTOUT_TH TSL_Globals.This_TKey->p_Param->DetectOutTh -#define THIS_CALIB_TH TSL_Globals.This_TKey->p_Param->CalibTh - -#define THIS_COUNTER_DEB_CALIB TSL_Globals.This_TKey->p_Param->CounterDebCalib -#define THIS_COUNTER_DEB_PROX TSL_Globals.This_TKey->p_Param->CounterDebProx -#define THIS_COUNTER_DEB_DETECT TSL_Globals.This_TKey->p_Param->CounterDebDetect -#define THIS_COUNTER_DEB_RELEASE TSL_Globals.This_TKey->p_Param->CounterDebRelease -#define THIS_COUNTER_DEB_ERROR TSL_Globals.This_TKey->p_Param->CounterDebError - -#if TSLPRM_DTO > 0 -#define DTO_GET_TIME {TSL_tkey_DTOGetTime();} -#else -#define DTO_GET_TIME -#endif - -#if TSLPRM_COEFF_TH > 0 -#define TEST_DELTA(OPER,TH) (THIS_DELTA OPER (uint16_t)((uint16_t)TH << TSLPRM_COEFF_TH)) -#define TEST_DELTA_N(OPER,TH) (THIS_DELTA OPER -((uint16_t)((uint16_t)TH << TSLPRM_COEFF_TH))) -#define TEST_DELTA_NEGATIVE {if (THIS_DELTA < 0) {return;}} -#else -#define TEST_DELTA(OPER,TH) (THIS_DELTA OPER TH) -#define TEST_DELTA_N(OPER,TH) (THIS_DELTA OPER -(TH)) -#define TEST_DELTA_NEGATIVE -#endif - -/* Private variables ---------------------------------------------------------*/ - -static TSL_tNb_T CalibDiv; - -/* Private functions prototype -----------------------------------------------*/ - -void TSL_tkey_DTOGetTime(void); - - -//============================================================================== -// "Object methods" functions -//============================================================================== - -/** - * @brief Init parameters with default values from configuration file - * @param None - * @retval None - */ -void TSL_tkey_Init(void) -{ - // Thresholds -#if TSLPRM_USE_PROX > 0 - THIS_PROXIN_TH = TSLPRM_TKEY_PROX_IN_TH; - THIS_PROXOUT_TH = TSLPRM_TKEY_PROX_OUT_TH; -#endif - THIS_DETECTIN_TH = TSLPRM_TKEY_DETECT_IN_TH; - THIS_DETECTOUT_TH = TSLPRM_TKEY_DETECT_OUT_TH; - THIS_CALIB_TH = TSLPRM_TKEY_CALIB_TH; - - // Debounce counters - THIS_COUNTER_DEB_CALIB = TSLPRM_DEBOUNCE_CALIB; -#if TSLPRM_USE_PROX > 0 - THIS_COUNTER_DEB_PROX = TSLPRM_DEBOUNCE_PROX; -#endif - THIS_COUNTER_DEB_DETECT = TSLPRM_DEBOUNCE_DETECT; - THIS_COUNTER_DEB_RELEASE = TSLPRM_DEBOUNCE_RELEASE; - THIS_COUNTER_DEB_ERROR = TSLPRM_DEBOUNCE_ERROR; - - // Initial state - TSL_tkey_SetStateCalibration(TSLPRM_CALIB_DELAY); -} - - -/** - * @brief Process the State Machine - * @param None - * @retval None - */ -void TSL_tkey_Process(void) -{ - TSL_StateId_enum_T prev_state_id; - - if ((THIS_DATA_READY != 0) || (THIS_STATEID == TSL_STATEID_OFF)) - { - - THIS_DATA_READY = TSL_DATA_NOT_READY; // The new data is processed - - prev_state_id = THIS_STATEID; - -#if TSLPRM_TOTAL_TOUCHKEYS > 0 - if (TSL_Globals.This_Obj->Type == TSL_OBJ_TOUCHKEY) - { - // Launch the TKey state function - TSL_Globals.This_TKey->p_SM[THIS_STATEID].StateFunc(); - } -#endif - -#if TSLPRM_TOTAL_TOUCHKEYS_B > 0 - if (TSL_Globals.This_Obj->Type == TSL_OBJ_TOUCHKEYB) - { - // Launch the TSL_Params state function - TSL_Params.p_TKeySM[THIS_STATEID].StateFunc(); - } -#endif - - // Check if the new state has changed - if (THIS_STATEID == prev_state_id) - { - THIS_CHANGE = TSL_STATE_NOT_CHANGED; - } - else - { - THIS_CHANGE = TSL_STATE_CHANGED; - } - -#if TSLPRM_USE_DXS > 0 - if (THIS_STATEID != TSL_STATEID_DETECT) - { - THIS_DXSLOCK = TSL_FALSE; - } - if (THIS_STATEID == TSL_STATEID_TOUCH) - { - THIS_STATEID = TSL_STATEID_DETECT; - } -#endif - - } -} - - -//============================================================================== -// Utility functions -//============================================================================== - -/** - * @brief Go in Calibration state - * @param[in] delay Delay before calibration starts (stabilization of noise filter) - * @retval None - */ -void TSL_tkey_SetStateCalibration(TSL_tCounter_T delay) -{ - THIS_STATEID = TSL_STATEID_CALIB; - THIS_CHANGE = TSL_STATE_CHANGED; - THIS_OBJ_STATUS = TSL_OBJ_STATUS_ON; - - switch (TSL_Params.NbCalibSamples) - { - case 4: - CalibDiv = 2; - break; - case 16: - CalibDiv = 4; - break; - default: - TSL_Params.NbCalibSamples = 8; - CalibDiv = 3; - break; - } - - // If a noise filter is used, the counter must be initialized to a value - // different from 0 in order to stabilize the filter. - THIS_COUNTER_DEB = (TSL_tCounter_T)(delay + (TSL_tCounter_T)TSL_Params.NbCalibSamples); - THIS_REF = 0; -} - - -/** - * @brief Go in Off state with sensor "off" - * @param None - * @retval None - */ -void TSL_tkey_SetStateOff(void) -{ - THIS_STATEID = TSL_STATEID_OFF; - THIS_CHANGE = TSL_STATE_CHANGED; - THIS_OBJ_STATUS = TSL_OBJ_STATUS_OFF; -} - - -#if !defined(TSLPRM_STM8TL5X) && !defined(STM8TL5X) -/** - * @brief Go in Off state with sensor in "Burst mode only" - * @param None - * @retval None - */ -void TSL_tkey_SetStateBurstOnly(void) -{ - THIS_STATEID = TSL_STATEID_OFF; - THIS_CHANGE = TSL_STATE_CHANGED; - THIS_OBJ_STATUS = TSL_OBJ_STATUS_BURST_ONLY; -} -#endif - - -/** - * @brief Return the current state identifier - * @param None - * @retval State id - */ -TSL_StateId_enum_T TSL_tkey_GetStateId(void) -{ - return(THIS_STATEID); -} - - -/** - * @brief Return the current state mask - * @param None - * @retval State mask - */ -TSL_StateMask_enum_T TSL_tkey_GetStateMask(void) -{ - TSL_StateMask_enum_T state_mask = TSL_STATEMASK_UNKNOWN; - -#if TSLPRM_TOTAL_TOUCHKEYS > 0 - if (TSL_Globals.This_Obj->Type == TSL_OBJ_TOUCHKEY) - { - state_mask = TSL_Globals.This_TKey->p_SM[THIS_STATEID].StateMask; - } -#endif - -#if TSLPRM_TOTAL_TOUCHKEYS_B > 0 - if (TSL_Globals.This_Obj->Type == TSL_OBJ_TOUCHKEYB) - { - state_mask = TSL_Params.p_TKeySM[THIS_STATEID].StateMask; - } -#endif - - return state_mask; -} - - -/** - * @brief Return the Change flag - * @param None - * @retval Change flag status - */ -TSL_tNb_T TSL_tkey_IsChanged(void) -{ - return(THIS_CHANGE); -} - - -//============================================================================== -// State machine functions -//============================================================================== - -#if TSLPRM_USE_PROX > 0 -/** - * @brief Debounce Release processing (previous state = Proximity) - * @param None - * @retval None - */ -void TSL_tkey_DebReleaseProxStateProcess(void) -{ - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_STATEID = TSL_STATEID_PROX; // Go back to the previous state - } - else // Acquisition is OK or has NOISE - { - if (THIS_DELTA > THIS_PROXOUT_TH) - { - THIS_STATEID = TSL_STATEID_PROX; // Go back to the previous state - } - else - { - if (THIS_COUNTER_DEB > 0) {THIS_COUNTER_DEB--;} - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_RELEASE; - } - // else stay in Debounce Release - } - } -} -#endif // if TSLPRM_USE_PROX > 0 - - -/** - * @brief Debounce Release processing (previous state = Detect) - * @param None - * @retval None - */ -void TSL_tkey_DebReleaseDetectStateProcess(void) -{ - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_STATEID = TSL_STATEID_DETECT; // Go back to the previous state - } - else // Acquisition is OK or has NOISE - { - if TEST_DELTA(>, THIS_DETECTOUT_TH) - { - TEST_DELTA_NEGATIVE; - THIS_STATEID = TSL_STATEID_DETECT; - } - else - { -#if TSLPRM_USE_PROX > 0 - if (THIS_DELTA > THIS_PROXOUT_TH) - { - THIS_STATEID = TSL_STATEID_PROX; - return; - } -#endif - if (THIS_COUNTER_DEB > 0) {THIS_COUNTER_DEB--;} - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_RELEASE; - } - // else stay in Debounce Release - } - } -} - - -/** - * @brief Debounce Release processing (previous state = Touch) - * Same as Debounce Release Detect processing - * @param None - * @retval None - */ -void TSL_tkey_DebReleaseTouchStateProcess(void) -{ - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_STATEID = TSL_STATEID_TOUCH; // Go back to the previous state - } - else // Acquisition is OK or has NOISE - { - if TEST_DELTA(>, THIS_DETECTOUT_TH) - { - TEST_DELTA_NEGATIVE; - THIS_STATEID = TSL_STATEID_TOUCH; - } - else - { -#if TSLPRM_USE_PROX > 0 - if (THIS_DELTA > THIS_PROXOUT_TH) - { - THIS_STATEID = TSL_STATEID_PROX; - return; - } -#endif - if (THIS_COUNTER_DEB > 0) {THIS_COUNTER_DEB--;} - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_RELEASE; - } - // else stay in Debounce Release - } - } -} - - -/** - * @brief Release state processing - * @param None - * @retval None - */ -void TSL_tkey_ReleaseStateProcess(void) -{ - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_ERROR; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_ERROR; - } - else - { - THIS_STATEID = TSL_STATEID_DEB_ERROR_RELEASE; - } - } - else // Acquisition is OK or has NOISE - { - if TEST_DELTA(>=, THIS_DETECTIN_TH) - { - TEST_DELTA_NEGATIVE; - THIS_COUNTER_DEB = THIS_COUNTER_DEB_DETECT; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_DETECT; - DTO_GET_TIME; // Take current time for DTO processing - } - else - { - THIS_STATEID = TSL_STATEID_DEB_DETECT; - } - return; - } - -#if TSLPRM_USE_PROX > 0 - if (THIS_DELTA >= THIS_PROXIN_TH) - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_PROX; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_PROX; - DTO_GET_TIME; // Take current time for DTO processing - } - else - { - THIS_STATEID = TSL_STATEID_DEB_PROX; - } - return; - } -#endif - - // Check delta for re-calibration - // Warning: the threshold value is inverted in the macro - if TEST_DELTA_N(<=, THIS_CALIB_TH) - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_CALIB; - if (THIS_COUNTER_DEB == 0) - { - TSL_tkey_SetStateCalibration(0); - } - else - { - THIS_STATEID = TSL_STATEID_DEB_CALIB; - } - } - } -} - - -/** - * @brief Debounce Calibration processing (previous state = Release) - * @param None - * @retval None - */ -void TSL_tkey_DebCalibrationStateProcess(void) -{ - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_STATEID = TSL_STATEID_RELEASE; // Go back to the previous state - } - else // Acquisition is OK or has NOISE - { - // Still below recalibration threshold - // Warning: the threshold value is inverted in the macro - if TEST_DELTA_N(<=, THIS_CALIB_TH) - { - if (THIS_COUNTER_DEB > 0) {THIS_COUNTER_DEB--;} - if (THIS_COUNTER_DEB == 0) - { - TSL_tkey_SetStateCalibration(0); - } - // else stay in Debounce Calibration - } - else // Go back to previous state - { - THIS_STATEID = TSL_STATEID_RELEASE; - } - } -} - - -/** - * @brief Calibration state processing - * @param None - * @retval None - */ -void TSL_tkey_CalibrationStateProcess(void) -{ - TSL_tMeas_T new_meas; - -#if TSLPRM_CALIB_DELAY > 0 - // Noise filter stabilization time - if (THIS_COUNTER_DEB > (TSL_tCounter_T)TSL_Params.NbCalibSamples) - { - THIS_COUNTER_DEB--; - return; // Skip the sample - } -#endif - - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_ERROR; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_ERROR; - } - else - { - THIS_STATEID = TSL_STATEID_DEB_ERROR_CALIB; - } - } - else // Acquisition is OK or has NOISE - { - - // Get the new measure or Calculate it -#if TSLPRM_USE_MEAS > 0 - new_meas = THIS_MEAS; -#else // Calculate it - new_meas = TSL_acq_ComputeMeas(THIS_REF, THIS_DELTA); -#endif - - // Verify the first Reference value - if (THIS_COUNTER_DEB == (TSL_tCounter_T)TSL_Params.NbCalibSamples) - { - if (TSL_acq_TestFirstReferenceIsValid(THIS_CHANNEL_DATA, new_meas)) - { - THIS_REF = new_meas; - } - else - { - THIS_REF = 0; - return; - } - } - else - { - // Add the measure in temporary Reference - THIS_REF += new_meas; - - // Check reference overflow - if (THIS_REF < new_meas) - { - THIS_REF = 0; // Suppress the bad reference - THIS_STATEID = TSL_STATEID_ERROR; - return; - } - } - - // Check that we have all the needed measurements - if (THIS_COUNTER_DEB > 0) {THIS_COUNTER_DEB--;} - if (THIS_COUNTER_DEB == 0) - { - // Divide temporary Reference by the number of samples - THIS_REF >>= CalibDiv; - THIS_REFREST = 0; - THIS_DELTA = 0; - THIS_STATEID = TSL_STATEID_RELEASE; - } - } -} - - -#if TSLPRM_USE_PROX > 0 -/** - * @brief Debounce Proximity processing (previous state = Release) - * @param None - * @retval None - */ -void TSL_tkey_DebProxStateProcess(void) -{ - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_STATEID = TSL_STATEID_RELEASE; - } - else // Acquisition is OK or has NOISE - { - if TEST_DELTA(>=, THIS_DETECTIN_TH) - { - TEST_DELTA_NEGATIVE; - THIS_COUNTER_DEB = THIS_COUNTER_DEB_DETECT; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_DETECT; - DTO_GET_TIME; // Take current time for DTO processing - } - else - { - THIS_STATEID = TSL_STATEID_DEB_DETECT; - } - return; - } - - if (THIS_DELTA >= THIS_PROXIN_TH) - { - if (THIS_COUNTER_DEB > 0) {THIS_COUNTER_DEB--;} - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_PROX; - DTO_GET_TIME; // Take current time for DTO processing - } - // else stay in Debounce Proximity - } - else - { - THIS_STATEID = TSL_STATEID_RELEASE; - } - } -} -#endif - - -#if TSLPRM_USE_PROX > 0 -/** - * @brief Debounce Proximity processing (previous state = Detect) - * @param None - * @retval None - */ -void TSL_tkey_DebProxDetectStateProcess(void) -{ - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_STATEID = TSL_STATEID_DETECT; - } - else // Acquisition is OK or has NOISE - { - if TEST_DELTA(>, THIS_DETECTOUT_TH) - { - TEST_DELTA_NEGATIVE; - THIS_STATEID = TSL_STATEID_DETECT; - return; - } - - if (THIS_DELTA > THIS_PROXOUT_TH) - { - if (THIS_COUNTER_DEB > 0) {THIS_COUNTER_DEB--;} - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_PROX; - DTO_GET_TIME; // Take current time for DTO processing - } - // else stay in Debounce Proximity - } - else - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_RELEASE; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_RELEASE; - } - else - { - THIS_STATEID = TSL_STATEID_DEB_RELEASE_DETECT; - } - } - } -} -#endif - - -#if TSLPRM_USE_PROX > 0 -/** - * @brief Debounce Proximity processing (previous state = Touch) - * @param None - * @retval None - */ -void TSL_tkey_DebProxTouchStateProcess(void) -{ - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_STATEID = TSL_STATEID_TOUCH; - } - else // Acquisition is OK or has NOISE - { - if TEST_DELTA(>, THIS_DETECTOUT_TH) - { - TEST_DELTA_NEGATIVE; - THIS_STATEID = TSL_STATEID_TOUCH; - return; - } - - if (THIS_DELTA > THIS_PROXOUT_TH) - { - if (THIS_COUNTER_DEB > 0) {THIS_COUNTER_DEB--;} - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_PROX; - DTO_GET_TIME; // Take current time for DTO processing - } - // else stay in Debounce Proximity - } - else - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_RELEASE; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_RELEASE; - } - else - { - THIS_STATEID = TSL_STATEID_DEB_RELEASE_TOUCH; - } - } - } -} -#endif - - -#if TSLPRM_USE_PROX > 0 -/** - * @brief Proximity state processing - * @param None - * @retval None - */ -void TSL_tkey_ProxStateProcess(void) -{ -#if TSLPRM_DTO > 0 - TSL_tTick_sec_T tick_detected; -#endif - - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_ERROR; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_ERROR; - } - else - { - THIS_STATEID = TSL_STATEID_DEB_ERROR_PROX; - } - } - else // Acquisition is OK or has NOISE - { - if TEST_DELTA(>=, THIS_DETECTIN_TH) - { - TEST_DELTA_NEGATIVE; - THIS_COUNTER_DEB = THIS_COUNTER_DEB_DETECT; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_DETECT; - DTO_GET_TIME; // Take current time for DTO processing - } - else - { - THIS_STATEID = TSL_STATEID_DEB_DETECT; - } - return; - } - - if (THIS_DELTA <= THIS_PROXOUT_TH) - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_RELEASE; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_RELEASE; - } - else - { - THIS_STATEID = TSL_STATEID_DEB_RELEASE_PROX; - } - return; - } - - // Stay in Proximity state -#if TSLPRM_DTO > 0 - //------------------------------------ - // Detection Time Out (DTO) processing - //------------------------------------ - if ((TSL_Params.DTO > 1) && (TSL_Params.DTO < 64)) - { - tick_detected = THIS_COUNTER_DTO; // Get the detected time previously saved - // Enter in calibration state if the DTO duration has elapsed - if (TSL_tim_CheckDelay_sec(TSL_Params.DTO, &tick_detected) == TSL_STATUS_OK) - { - TSL_tkey_SetStateCalibration(0); - } - } -#endif - - } -} -#endif - - -/** - * @brief Debounce Detect processing (previous state = Release or Proximity) - * @param None - * @retval None - */ -void TSL_tkey_DebDetectStateProcess(void) -{ - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_STATEID = TSL_STATEID_RELEASE; - } - else // Acquisition is OK or has NOISE - { - if TEST_DELTA(>=, THIS_DETECTIN_TH) - { - TEST_DELTA_NEGATIVE; - if (THIS_COUNTER_DEB > 0) {THIS_COUNTER_DEB--;} - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_DETECT; - DTO_GET_TIME; // Take current time for DTO processing - } - // else stay in Debounce Detect - } - else - { -#if TSLPRM_USE_PROX > 0 - if (THIS_DELTA >= THIS_PROXIN_TH) - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_PROX; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_PROX; - DTO_GET_TIME; // Take current time for DTO processing - } - else - { - THIS_STATEID = TSL_STATEID_DEB_PROX; - } - } - else - { - THIS_STATEID = TSL_STATEID_RELEASE; - } -#else - THIS_STATEID = TSL_STATEID_RELEASE; -#endif - } - } -} - - -/** - * @brief Detect state processing - * @param None - * @retval None - */ -void TSL_tkey_DetectStateProcess(void) -{ -#if TSLPRM_DTO > 0 - TSL_tTick_sec_T tick_detected; -#endif - - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_ERROR; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_ERROR; - } - else - { - THIS_STATEID = TSL_STATEID_DEB_ERROR_DETECT; - } - } - else // Acquisition is OK or has NOISE - { - if TEST_DELTA(>, THIS_DETECTOUT_TH) - { - TEST_DELTA_NEGATIVE; -#if TSLPRM_DTO > 0 - //------------------------------------ - // Detection Time Out (DTO) processing - //------------------------------------ - if ((TSL_Params.DTO > 1) && (TSL_Params.DTO < 64)) - { - tick_detected = THIS_COUNTER_DTO; // Get the detected time previously saved - // Enter in calibration state if the DTO duration has elapsed - if (TSL_tim_CheckDelay_sec(TSL_Params.DTO, &tick_detected) == TSL_STATUS_OK) - { - TSL_tkey_SetStateCalibration(0); - } - } -#endif - return; // Normal operation, stay in Detect state - } - -#if TSLPRM_USE_PROX > 0 - if (THIS_DELTA > THIS_PROXOUT_TH) - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_PROX; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_PROX; - DTO_GET_TIME; // Take current time for DTO processing - } - else - { - THIS_STATEID = TSL_STATEID_DEB_PROX_DETECT; - } - return; - } -#endif - - THIS_COUNTER_DEB = THIS_COUNTER_DEB_RELEASE; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_RELEASE; - } - else - { - THIS_STATEID = TSL_STATEID_DEB_RELEASE_DETECT; - } - - } -} - - -/** - * @brief Touch state processing - * Same as Detect state - * @param None - * @retval None - */ -void TSL_tkey_TouchStateProcess(void) -{ -#if TSLPRM_DTO > 0 - TSL_tTick_sec_T tick_detected; -#endif - - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_ERROR; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_ERROR; - } - else - { - THIS_STATEID = TSL_STATEID_DEB_ERROR_TOUCH; - } - } - else // Acquisition is OK or has NOISE - { - if TEST_DELTA(>, THIS_DETECTOUT_TH) - { - TEST_DELTA_NEGATIVE; -#if TSLPRM_DTO > 0 - //------------------------------------ - // Detection Time Out (DTO) processing - //------------------------------------ - if ((TSL_Params.DTO > 1) && (TSL_Params.DTO < 64)) - { - tick_detected = THIS_COUNTER_DTO; // Get the detected time previously saved - // Enter in calibration state if the DTO duration has elapsed - if (TSL_tim_CheckDelay_sec(TSL_Params.DTO, &tick_detected) == TSL_STATUS_OK) - { - TSL_tkey_SetStateCalibration(0); - } - } -#endif - return; // Normal operation, stay in Touch state - } - -#if TSLPRM_USE_PROX > 0 - if (THIS_DELTA > THIS_PROXOUT_TH) - { - THIS_COUNTER_DEB = THIS_COUNTER_DEB_PROX; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_PROX; - DTO_GET_TIME; // Take current time for DTO processing - } - else - { - THIS_STATEID = TSL_STATEID_DEB_PROX_TOUCH; - } - return; - } -#endif - - THIS_COUNTER_DEB = THIS_COUNTER_DEB_RELEASE; - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_RELEASE; - } - else - { - THIS_STATEID = TSL_STATEID_DEB_RELEASE_TOUCH; - } - - } -} - - -/** - * @brief Debounce error state processing - * @param None - * @retval None - */ -void TSL_tkey_DebErrorStateProcess(void) -{ - volatile TSL_StateMask_enum_T mask; - - if (THIS_ACQ_STATUS & TSL_ACQ_STATUS_ERROR_MASK) // Acquisition error (min or max) - { - if (THIS_COUNTER_DEB > 0) {THIS_COUNTER_DEB--;} - if (THIS_COUNTER_DEB == 0) - { - THIS_STATEID = TSL_STATEID_ERROR; - } - } - else // Acquisition is OK or has NOISE - { - // Get state mask - mask = TSL_tkey_GetStateMask(); - // Mask Error and Debounce bits -#ifdef _RAISONANCE_ - mask &= ~(TSL_STATE_DEBOUNCE_BIT_MASK | TSL_STATE_ERROR_BIT_MASK); -#else - mask &= (TSL_StateMask_enum_T)(~(TSL_STATE_DEBOUNCE_BIT_MASK | TSL_STATE_ERROR_BIT_MASK)); -#endif - // Go back to the previous state - switch (mask) - { - case TSL_STATEMASK_RELEASE : - THIS_STATEID = TSL_STATEID_RELEASE; - break; - case TSL_STATEMASK_PROX : - THIS_STATEID = TSL_STATEID_PROX; - break; - case TSL_STATEMASK_DETECT : - THIS_STATEID = TSL_STATEID_DETECT; - break; - case TSL_STATEMASK_TOUCH : - THIS_STATEID = TSL_STATEID_TOUCH; - break; - default: - TSL_tkey_SetStateCalibration(0); - break; - } - } -} - - -//============================================================================== -// Private functions -//============================================================================== - -/** - * @brief Get the current time in second and affect it to the DTO counter (Private) - * @param None - * @retval None - */ -void TSL_tkey_DTOGetTime(void) -{ - disableInterrupts(); - THIS_COUNTER_DTO = (TSL_tCounter_T)TSL_Globals.Tick_sec; - enableInterrupts(); -} - -#endif -// #if TSLPRM_TOTAL_TKEYS > 0 - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |