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TARGET_EFM32HG_STK3400/TARGET_Silicon_Labs/TARGET_EFM32/emlib/inc/em_lesense.h@113:f141b2784e32, 2016-02-02 (annotated)

Committer:: Kojto
Date:: Tue Feb 02 14:43:35 2016 +0000
Revision:: 113:f141b2784e32
Parent:: 98:8ab26030e058
Child:: 128:9bcdf88f62b0

Release 113 of the mbed library



Changes:

- new targets - Silabs Perl Gecko, TY51822

- Silabs - emlib update to 4.1.0, various bugfixes as result

- STM B96B_F446VE - add async serial support

- Freescale KLXX - rtc lock fix

- LPC11U68 and LPC1549 - pwm bugfixes - duty cycle

Who changed what in which revision?

User	Revision	Line number	New contents of line
Kojto	98:8ab26030e058	1	/*************************************************************************//
Kojto	98:8ab26030e058	2	* @file em_lesense.h
Kojto	98:8ab26030e058	3	* @brief Low Energy Sensor (LESENSE) peripheral API
Kojto	113:f141b2784e32	4	* @version 4.2.1
Kojto	98:8ab26030e058	5	*******************************************************************************
Kojto	98:8ab26030e058	6	* @section License
Kojto	113:f141b2784e32	7	* <b>(C) Copyright 2015 Silicon Labs, http://www.silabs.com</b>
Kojto	98:8ab26030e058	8	*******************************************************************************
Kojto	98:8ab26030e058	9	*
Kojto	98:8ab26030e058	10	* Permission is granted to anyone to use this software for any purpose,
Kojto	98:8ab26030e058	11	* including commercial applications, and to alter it and redistribute it
Kojto	98:8ab26030e058	12	* freely, subject to the following restrictions:
Kojto	98:8ab26030e058	13	*
Kojto	98:8ab26030e058	14	* 1. The origin of this software must not be misrepresented; you must not
Kojto	98:8ab26030e058	15	* claim that you wrote the original software.
Kojto	98:8ab26030e058	16	* 2. Altered source versions must be plainly marked as such, and must not be
Kojto	98:8ab26030e058	17	* misrepresented as being the original software.
Kojto	98:8ab26030e058	18	* 3. This notice may not be removed or altered from any source distribution.
Kojto	98:8ab26030e058	19	*
Kojto	98:8ab26030e058	20	* DISCLAIMER OF WARRANTY/LIMITATION OF REMEDIES: Silicon Labs has no
Kojto	98:8ab26030e058	21	* obligation to support this Software. Silicon Labs is providing the
Kojto	98:8ab26030e058	22	* Software "AS IS", with no express or implied warranties of any kind,
Kojto	98:8ab26030e058	23	* including, but not limited to, any implied warranties of merchantability
Kojto	98:8ab26030e058	24	* or fitness for any particular purpose or warranties against infringement
Kojto	98:8ab26030e058	25	* of any proprietary rights of a third party.
Kojto	98:8ab26030e058	26	*
Kojto	98:8ab26030e058	27	* Silicon Labs will not be liable for any consequential, incidental, or
Kojto	98:8ab26030e058	28	* special damages, or any other relief, or for any claim by any third party,
Kojto	98:8ab26030e058	29	* arising from your use of this Software.
Kojto	98:8ab26030e058	30	*
Kojto	98:8ab26030e058	31	******************************************************************************/
Kojto	98:8ab26030e058	32
Kojto	113:f141b2784e32	33	#ifndef __SILICON_LABS_EM_LESENSE_H__
Kojto	113:f141b2784e32	34	#define __SILICON_LABS_EM_LESENSE_H__
Kojto	98:8ab26030e058	35
Kojto	98:8ab26030e058	36	#include "em_device.h"
Kojto	98:8ab26030e058	37
Kojto	98:8ab26030e058	38	#if defined(LESENSE_COUNT) && (LESENSE_COUNT > 0)
Kojto	98:8ab26030e058	39	#include <stdint.h>
Kojto	98:8ab26030e058	40	#include <stdbool.h>
Kojto	98:8ab26030e058	41
Kojto	98:8ab26030e058	42	#ifdef __cplusplus
Kojto	98:8ab26030e058	43	extern "C" {
Kojto	98:8ab26030e058	44	#endif
Kojto	98:8ab26030e058	45
Kojto	98:8ab26030e058	46
Kojto	98:8ab26030e058	47	/*************************************************************************//
Kojto	98:8ab26030e058	48	* @addtogroup EM_Library
Kojto	98:8ab26030e058	49	* @{
Kojto	98:8ab26030e058	50	******************************************************************************/
Kojto	98:8ab26030e058	51
Kojto	98:8ab26030e058	52	/*************************************************************************//
Kojto	98:8ab26030e058	53	* @addtogroup LESENSE
Kojto	98:8ab26030e058	54	* @{
Kojto	98:8ab26030e058	55	******************************************************************************/
Kojto	98:8ab26030e058	56
Kojto	98:8ab26030e058	57	/** @cond DO_NOT_INCLUDE_WITH_DOXYGEN */
Kojto	98:8ab26030e058	58
Kojto	98:8ab26030e058	59
Kojto	98:8ab26030e058	60
Kojto	98:8ab26030e058	61	/** @endcond */
Kojto	98:8ab26030e058	62
Kojto	98:8ab26030e058	63	/*******************************************************************************
Kojto	98:8ab26030e058	64	****************************** ENUMS **********************************
Kojto	98:8ab26030e058	65	******************************************************************************/
Kojto	98:8ab26030e058	66
Kojto	98:8ab26030e058	67	/** Clock divisors for controlling the prescaling factor of the period
Kojto	98:8ab26030e058	68	* counter.
Kojto	98:8ab26030e058	69	* Note: these enumeration values are being used for different clock division
Kojto	98:8ab26030e058	70	* related configuration parameters (hfPresc, lfPresc, pcPresc). */
Kojto	98:8ab26030e058	71	typedef enum
Kojto	98:8ab26030e058	72	{
Kojto	98:8ab26030e058	73	lesenseClkDiv_1 = 0, /*< Divide clock by 1. /
Kojto	98:8ab26030e058	74	lesenseClkDiv_2 = 1, /*< Divide clock by 2. /
Kojto	98:8ab26030e058	75	lesenseClkDiv_4 = 2, /*< Divide clock by 4. /
Kojto	98:8ab26030e058	76	lesenseClkDiv_8 = 3, /*< Divide clock by 8. /
Kojto	98:8ab26030e058	77	lesenseClkDiv_16 = 4, /*< Divide clock by 16. /
Kojto	98:8ab26030e058	78	lesenseClkDiv_32 = 5, /*< Divide clock by 32. /
Kojto	98:8ab26030e058	79	lesenseClkDiv_64 = 6, /*< Divide clock by 64. /
Kojto	98:8ab26030e058	80	lesenseClkDiv_128 = 7 /*< Divide clock by 128. /
Kojto	98:8ab26030e058	81	} LESENSE_ClkPresc_TypeDef;
Kojto	98:8ab26030e058	82
Kojto	98:8ab26030e058	83
Kojto	98:8ab26030e058	84	/** Scan modes. */
Kojto	98:8ab26030e058	85	typedef enum
Kojto	98:8ab26030e058	86	{
Kojto	98:8ab26030e058	87	/** New scan is started each time the period counter overflows. */
Kojto	98:8ab26030e058	88	lesenseScanStartPeriodic = LESENSE_CTRL_SCANMODE_PERIODIC,
Kojto	98:8ab26030e058	89
Kojto	98:8ab26030e058	90	/** Single scan is performed when LESENSE_ScanStart() is called. */
Kojto	98:8ab26030e058	91	lesenseScanStartOneShot = LESENSE_CTRL_SCANMODE_ONESHOT,
Kojto	98:8ab26030e058	92
Kojto	98:8ab26030e058	93	/** New scan is triggered by pulse on PRS channel. */
Kojto	98:8ab26030e058	94	lesenseScanStartPRS = LESENSE_CTRL_SCANMODE_PRS
Kojto	98:8ab26030e058	95	} LESENSE_ScanMode_TypeDef;
Kojto	98:8ab26030e058	96
Kojto	98:8ab26030e058	97
Kojto	98:8ab26030e058	98	/** PRS sources.
Kojto	98:8ab26030e058	99	* Note: these enumeration values are being used for different PRS related
Kojto	98:8ab26030e058	100	* configuration parameters. */
Kojto	98:8ab26030e058	101	typedef enum
Kojto	98:8ab26030e058	102	{
Kojto	98:8ab26030e058	103	lesensePRSCh0 = 0, /*< PRS channel 0. /
Kojto	98:8ab26030e058	104	lesensePRSCh1 = 1, /*< PRS channel 1. /
Kojto	98:8ab26030e058	105	lesensePRSCh2 = 2, /*< PRS channel 2. /
Kojto	98:8ab26030e058	106	lesensePRSCh3 = 3, /*< PRS channel 3. /
Kojto	98:8ab26030e058	107	#if defined( LESENSE_CTRL_PRSSEL_PRSCH4 )
Kojto	98:8ab26030e058	108	lesensePRSCh4 = 4, /*< PRS channel 4. /
Kojto	98:8ab26030e058	109	#endif
Kojto	98:8ab26030e058	110	#if defined( LESENSE_CTRL_PRSSEL_PRSCH5 )
Kojto	98:8ab26030e058	111	lesensePRSCh5 = 5, /*< PRS channel 5. /
Kojto	98:8ab26030e058	112	#endif
Kojto	98:8ab26030e058	113	#if defined( LESENSE_CTRL_PRSSEL_PRSCH6 )
Kojto	98:8ab26030e058	114	lesensePRSCh6 = 6, /*< PRS channel 6. /
Kojto	98:8ab26030e058	115	#endif
Kojto	98:8ab26030e058	116	#if defined( LESENSE_CTRL_PRSSEL_PRSCH7 )
Kojto	98:8ab26030e058	117	lesensePRSCh7 = 7, /*< PRS channel 7. /
Kojto	98:8ab26030e058	118	#endif
Kojto	98:8ab26030e058	119	#if defined( LESENSE_CTRL_PRSSEL_PRSCH8 )
Kojto	98:8ab26030e058	120	lesensePRSCh8 = 8, /*< PRS channel 8. /
Kojto	98:8ab26030e058	121	#endif
Kojto	98:8ab26030e058	122	#if defined( LESENSE_CTRL_PRSSEL_PRSCH9 )
Kojto	98:8ab26030e058	123	lesensePRSCh9 = 9, /*< PRS channel 9. /
Kojto	98:8ab26030e058	124	#endif
Kojto	98:8ab26030e058	125	#if defined( LESENSE_CTRL_PRSSEL_PRSCH10 )
Kojto	98:8ab26030e058	126	lesensePRSCh10 = 10, /*< PRS channel 10./
Kojto	98:8ab26030e058	127	#endif
Kojto	98:8ab26030e058	128	#if defined( LESENSE_CTRL_PRSSEL_PRSCH11 )
Kojto	98:8ab26030e058	129	lesensePRSCh11 = 11, /*< PRS channel 11./
Kojto	98:8ab26030e058	130	#endif
Kojto	98:8ab26030e058	131	} LESENSE_PRSSel_TypeDef;
Kojto	98:8ab26030e058	132
Kojto	98:8ab26030e058	133
Kojto	98:8ab26030e058	134	/** Locations of the alternate excitation function. */
Kojto	98:8ab26030e058	135	typedef enum
Kojto	98:8ab26030e058	136	{
Kojto	98:8ab26030e058	137	/** Alternate excitation is mapped to the LES_ALTEX pins. */
Kojto	98:8ab26030e058	138	lesenseAltExMapALTEX = _LESENSE_CTRL_ALTEXMAP_ALTEX,
Kojto	98:8ab26030e058	139
Kojto	98:8ab26030e058	140	/** Alternate excitation is mapped to the pins of the other ACMP. */
Kojto	98:8ab26030e058	141	lesenseAltExMapACMP = _LESENSE_CTRL_ALTEXMAP_ACMP
Kojto	98:8ab26030e058	142	} LESENSE_AltExMap_TypeDef;
Kojto	98:8ab26030e058	143
Kojto	98:8ab26030e058	144
Kojto	98:8ab26030e058	145	/** Result buffer interrupt and DMA trigger levels. */
Kojto	98:8ab26030e058	146	typedef enum
Kojto	98:8ab26030e058	147	{
Kojto	98:8ab26030e058	148	/** DMA and interrupt flags are set when result buffer is halffull. */
Kojto	98:8ab26030e058	149	lesenseBufTrigHalf = LESENSE_CTRL_BUFIDL_HALFFULL,
Kojto	98:8ab26030e058	150
Kojto	98:8ab26030e058	151	/** DMA and interrupt flags set when result buffer is full. */
Kojto	98:8ab26030e058	152	lesenseBufTrigFull = LESENSE_CTRL_BUFIDL_FULL
Kojto	98:8ab26030e058	153	} LESENSE_BufTrigLevel_TypeDef;
Kojto	98:8ab26030e058	154
Kojto	98:8ab26030e058	155
Kojto	98:8ab26030e058	156	/** Modes of operation for DMA wakeup from EM2. */
Kojto	98:8ab26030e058	157	typedef enum
Kojto	98:8ab26030e058	158	{
Kojto	98:8ab26030e058	159	/** No DMA wakeup from EM2. */
Kojto	98:8ab26030e058	160	lesenseDMAWakeUpDisable = LESENSE_CTRL_DMAWU_DISABLE,
Kojto	98:8ab26030e058	161
Kojto	98:8ab26030e058	162	/** DMA wakeup from EM2 when data is valid in the result buffer. */
Kojto	98:8ab26030e058	163	lesenseDMAWakeUpBufValid = LESENSE_CTRL_DMAWU_BUFDATAV,
Kojto	98:8ab26030e058	164
Kojto	98:8ab26030e058	165	/** DMA wakeup from EM2 when the resultbuffer is full/halffull, depending on
Kojto	98:8ab26030e058	166	* RESBIDL configuration in LESENSE_CTRL register (selected by
Kojto	98:8ab26030e058	167	* resBufTrigLevel in LESENSE_ResBufTrigLevel_TypeDef descriptor structure). */
Kojto	98:8ab26030e058	168	lesenseDMAWakeUpBufLevel = LESENSE_CTRL_DMAWU_BUFLEVEL
Kojto	98:8ab26030e058	169	} LESENSE_DMAWakeUp_TypeDef;
Kojto	98:8ab26030e058	170
Kojto	98:8ab26030e058	171
Kojto	98:8ab26030e058	172	/** Bias modes. */
Kojto	98:8ab26030e058	173	typedef enum
Kojto	98:8ab26030e058	174	{
Kojto	98:8ab26030e058	175	/** Duty cycle bias module between low power and high accuracy mode. */
Kojto	98:8ab26030e058	176	lesenseBiasModeDutyCycle = LESENSE_BIASCTRL_BIASMODE_DUTYCYCLE,
Kojto	98:8ab26030e058	177
Kojto	98:8ab26030e058	178	/** Bias module is always in high accuracy mode. */
Kojto	98:8ab26030e058	179	lesenseBiasModeHighAcc = LESENSE_BIASCTRL_BIASMODE_HIGHACC,
Kojto	98:8ab26030e058	180
Kojto	98:8ab26030e058	181	/** Bias module is controlled by the EMU and not affected by LESENSE. */
Kojto	98:8ab26030e058	182	lesenseBiasModeDontTouch = LESENSE_BIASCTRL_BIASMODE_DONTTOUCH
Kojto	98:8ab26030e058	183	} LESENSE_BiasMode_TypeDef;
Kojto	98:8ab26030e058	184
Kojto	98:8ab26030e058	185
Kojto	98:8ab26030e058	186	/** Scan configuration. */
Kojto	98:8ab26030e058	187	typedef enum
Kojto	98:8ab26030e058	188	{
Kojto	98:8ab26030e058	189	/** The channel configuration registers (CHx_CONF) used are directly mapped to
Kojto	98:8ab26030e058	190	* the channel number. */
Kojto	98:8ab26030e058	191	lesenseScanConfDirMap = LESENSE_CTRL_SCANCONF_DIRMAP,
Kojto	98:8ab26030e058	192
Kojto	98:8ab26030e058	193	/** The channel configuration registers used are CHx+8_CONF for channels 0-7
Kojto	98:8ab26030e058	194	* and CHx-8_CONF for channels 8-15. */
Kojto	98:8ab26030e058	195	lesenseScanConfInvMap = LESENSE_CTRL_SCANCONF_INVMAP,
Kojto	98:8ab26030e058	196
Kojto	98:8ab26030e058	197	/** The channel configuration registers used toggles between CHX_SCANCONF and
Kojto	98:8ab26030e058	198	* CHX+8_SCANCONF when channel x triggers. */
Kojto	98:8ab26030e058	199	lesenseScanConfToggle = LESENSE_CTRL_SCANCONF_TOGGLE,
Kojto	98:8ab26030e058	200
Kojto	98:8ab26030e058	201	/** The decoder state defines the channel configuration register (CHx_CONF) to
Kojto	98:8ab26030e058	202	* be used. */
Kojto	98:8ab26030e058	203	lesenseScanConfDecDef = LESENSE_CTRL_SCANCONF_DECDEF
Kojto	98:8ab26030e058	204	} LESENSE_ScanConfSel_TypeDef;
Kojto	98:8ab26030e058	205
Kojto	98:8ab26030e058	206
Kojto	98:8ab26030e058	207	/** DAC CHx data control configuration. */
Kojto	98:8ab26030e058	208	typedef enum
Kojto	98:8ab26030e058	209	{
Kojto	98:8ab26030e058	210	/** DAC channel x data is defined by DAC_CHxDATA register.
Kojto	98:8ab26030e058	211	* Note: this value could be used for both DAC Ch0 and Ch1. */
Kojto	98:8ab26030e058	212	lesenseDACIfData = _LESENSE_PERCTRL_DACCH0DATA_DACDATA,
Kojto	98:8ab26030e058	213
Kojto	98:8ab26030e058	214	/** DAC channel x data is defined by ACMPTHRES in LESENSE_CHx_INTERACT.
Kojto	98:8ab26030e058	215	* Note: this value could be used for both DAC Ch0 and Ch1. */
Kojto	98:8ab26030e058	216	lesenseACMPThres = _LESENSE_PERCTRL_DACCH0DATA_ACMPTHRES
Kojto	98:8ab26030e058	217	} LESENSE_ControlDACData_TypeDef;
Kojto	98:8ab26030e058	218
Kojto	98:8ab26030e058	219
Kojto	98:8ab26030e058	220	/** DAC channel x conversion mode configuration. */
Kojto	98:8ab26030e058	221	typedef enum
Kojto	98:8ab26030e058	222	{
Kojto	98:8ab26030e058	223	/** LESENSE doesn't control DAC channel x.
Kojto	98:8ab26030e058	224	* Note: this value could be used for both DAC Ch0 and Ch1. */
Kojto	98:8ab26030e058	225	lesenseDACConvModeDisable = _LESENSE_PERCTRL_DACCH0CONV_DISABLE,
Kojto	98:8ab26030e058	226
Kojto	98:8ab26030e058	227	/** DAC channel x is driven in continuous mode.
Kojto	98:8ab26030e058	228	* Note: this value could be used for both DAC Ch0 and Ch1. */
Kojto	98:8ab26030e058	229	lesenseDACConvModeContinuous = _LESENSE_PERCTRL_DACCH0CONV_CONTINUOUS,
Kojto	98:8ab26030e058	230
Kojto	98:8ab26030e058	231	/** DAC channel x is driven in sample hold mode.
Kojto	98:8ab26030e058	232	* Note: this value could be used for both DAC Ch0 and Ch1. */
Kojto	98:8ab26030e058	233	lesenseDACConvModeSampleHold = _LESENSE_PERCTRL_DACCH0CONV_SAMPLEHOLD,
Kojto	98:8ab26030e058	234
Kojto	98:8ab26030e058	235	/** DAC channel x is driven in sample off mode.
Kojto	98:8ab26030e058	236	* Note: this value could be used for both DAC Ch0 and Ch1. */
Kojto	98:8ab26030e058	237	lesenseDACConvModeSampleOff = _LESENSE_PERCTRL_DACCH0CONV_SAMPLEOFF
Kojto	98:8ab26030e058	238	} LESENSE_ControlDACConv_TypeDef;
Kojto	98:8ab26030e058	239
Kojto	98:8ab26030e058	240
Kojto	98:8ab26030e058	241	/** DAC channel x output mode configuration. */
Kojto	98:8ab26030e058	242	typedef enum
Kojto	98:8ab26030e058	243	{
Kojto	98:8ab26030e058	244	/** DAC CHx output to pin and ACMP/ADC disabled.
Kojto	98:8ab26030e058	245	* Note: this value could be used for both DAC Ch0 and Ch1. */
Kojto	98:8ab26030e058	246	lesenseDACOutModeDisable = _LESENSE_PERCTRL_DACCH0OUT_DISABLE,
Kojto	98:8ab26030e058	247
Kojto	98:8ab26030e058	248	/** DAC CHx output to pin enabled, output to ADC and ACMP disabled.
Kojto	98:8ab26030e058	249	* Note: this value could be used for both DAC Ch0 and Ch1. */
Kojto	98:8ab26030e058	250	lesenseDACOutModePin = _LESENSE_PERCTRL_DACCH0OUT_PIN,
Kojto	98:8ab26030e058	251
Kojto	98:8ab26030e058	252	/** DAC CHx output to pin disabled, output to ADC and ACMP enabled.
Kojto	98:8ab26030e058	253	* Note: this value could be used for both DAC Ch0 and Ch1. */
Kojto	98:8ab26030e058	254	lesenseDACOutModeADCACMP = _LESENSE_PERCTRL_DACCH0OUT_ADCACMP,
Kojto	98:8ab26030e058	255
Kojto	98:8ab26030e058	256	/** DAC CHx output to pin, ADC, and ACMP enabled.
Kojto	98:8ab26030e058	257	* Note: this value could be used for both DAC Ch0 and Ch1. */
Kojto	98:8ab26030e058	258	lesenseDACOutModePinADCACMP = _LESENSE_PERCTRL_DACCH0OUT_PINADCACMP
Kojto	98:8ab26030e058	259	} LESENSE_ControlDACOut_TypeDef;
Kojto	98:8ab26030e058	260
Kojto	98:8ab26030e058	261
Kojto	98:8ab26030e058	262	/** DAC reference configuration. */
Kojto	98:8ab26030e058	263	typedef enum
Kojto	98:8ab26030e058	264	{
Kojto	98:8ab26030e058	265	/** DAC uses VDD reference. */
Kojto	98:8ab26030e058	266	lesenseDACRefVdd = LESENSE_PERCTRL_DACREF_VDD,
Kojto	98:8ab26030e058	267
Kojto	98:8ab26030e058	268	/** DAC uses bandgap reference. */
Kojto	98:8ab26030e058	269	lesenseDACRefBandGap = LESENSE_PERCTRL_DACREF_BANDGAP
Kojto	98:8ab26030e058	270	} LESENSE_DACRef_TypeDef;
Kojto	98:8ab26030e058	271
Kojto	98:8ab26030e058	272
Kojto	98:8ab26030e058	273	/** ACMPx control configuration. */
Kojto	98:8ab26030e058	274	typedef enum
Kojto	98:8ab26030e058	275	{
Kojto	98:8ab26030e058	276	/** LESENSE does not control the ACMPx.
Kojto	98:8ab26030e058	277	* Note: this value could be used for both ACMP0 and ACMP1. */
Kojto	98:8ab26030e058	278	lesenseACMPModeDisable = _LESENSE_PERCTRL_ACMP0MODE_DISABLE,
Kojto	98:8ab26030e058	279
Kojto	98:8ab26030e058	280	/** LESENSE controls the input mux of ACMPx.
Kojto	98:8ab26030e058	281	* Note: this value could be used for both ACMP0 and ACMP1. */
Kojto	98:8ab26030e058	282	lesenseACMPModeMux = _LESENSE_PERCTRL_ACMP0MODE_MUX,
Kojto	98:8ab26030e058	283
Kojto	98:8ab26030e058	284	/** LESENSE controls the input mux of and the threshold value of ACMPx.
Kojto	98:8ab26030e058	285	* Note: this value could be used for both ACMP0 and ACMP1. */
Kojto	98:8ab26030e058	286	lesenseACMPModeMuxThres = _LESENSE_PERCTRL_ACMP0MODE_MUXTHRES
Kojto	98:8ab26030e058	287	} LESENSE_ControlACMP_TypeDef;
Kojto	98:8ab26030e058	288
Kojto	98:8ab26030e058	289
Kojto	98:8ab26030e058	290	/** Warm up modes. ACMP and DAC duty cycle mode configuration. */
Kojto	98:8ab26030e058	291	typedef enum
Kojto	98:8ab26030e058	292	{
Kojto	98:8ab26030e058	293	/** ACMPs and DACs are shut down when LESENSE is idle. */
Kojto	98:8ab26030e058	294	lesenseWarmupModeNormal = LESENSE_PERCTRL_WARMUPMODE_NORMAL,
Kojto	98:8ab26030e058	295
Kojto	98:8ab26030e058	296	/** ACMPs are kept powered up when LESENSE is idle. */
Kojto	98:8ab26030e058	297	lesenseWarmupModeACMP = LESENSE_PERCTRL_WARMUPMODE_KEEPACMPWARM,
Kojto	98:8ab26030e058	298
Kojto	98:8ab26030e058	299	/** The DAC is kept powered up when LESENSE is idle. */
Kojto	98:8ab26030e058	300	lesenseWarmupModeDAC = LESENSE_PERCTRL_WARMUPMODE_KEEPDACWARM,
Kojto	98:8ab26030e058	301
Kojto	98:8ab26030e058	302	/** ACMPs and the DAC are kept powered up when LESENSE is idle. */
Kojto	98:8ab26030e058	303	lesenseWarmupModeKeepWarm = LESENSE_PERCTRL_WARMUPMODE_KEEPACMPDACWARM
Kojto	98:8ab26030e058	304	} LESENSE_WarmupMode_TypeDef;
Kojto	98:8ab26030e058	305
Kojto	98:8ab26030e058	306
Kojto	98:8ab26030e058	307	/** Decoder input source configuration. */
Kojto	98:8ab26030e058	308	typedef enum
Kojto	98:8ab26030e058	309	{
Kojto	98:8ab26030e058	310	/** The SENSORSTATE register is used as input to the decoder. */
Kojto	98:8ab26030e058	311	lesenseDecInputSensorSt = LESENSE_DECCTRL_INPUT_SENSORSTATE,
Kojto	98:8ab26030e058	312
Kojto	98:8ab26030e058	313	/** PRS channels are used as input to the decoder. */
Kojto	98:8ab26030e058	314	lesenseDecInputPRS = LESENSE_DECCTRL_INPUT_PRS
Kojto	98:8ab26030e058	315	} LESENSE_DecInput_TypeDef;
Kojto	98:8ab26030e058	316
Kojto	98:8ab26030e058	317
Kojto	98:8ab26030e058	318	/** Compare source selection for sensor sampling. */
Kojto	98:8ab26030e058	319	typedef enum
Kojto	98:8ab26030e058	320	{
Kojto	98:8ab26030e058	321	/** Counter output will be used in comparison. */
Kojto	98:8ab26030e058	322	lesenseSampleModeCounter = LESENSE_CH_INTERACT_SAMPLE_COUNTER,
Kojto	98:8ab26030e058	323
Kojto	98:8ab26030e058	324	/** ACMP output will be used in comparison. */
Kojto	98:8ab26030e058	325	lesenseSampleModeACMP = LESENSE_CH_INTERACT_SAMPLE_ACMP
Kojto	98:8ab26030e058	326	} LESENSE_ChSampleMode_TypeDef;
Kojto	98:8ab26030e058	327
Kojto	98:8ab26030e058	328
Kojto	98:8ab26030e058	329	/** Interrupt generation setup for CHx interrupt flag. */
Kojto	98:8ab26030e058	330	typedef enum
Kojto	98:8ab26030e058	331	{
Kojto	98:8ab26030e058	332	/** No interrupt is generated. */
Kojto	98:8ab26030e058	333	lesenseSetIntNone = LESENSE_CH_INTERACT_SETIF_NONE,
Kojto	98:8ab26030e058	334
Kojto	98:8ab26030e058	335	/** Set interrupt flag if the sensor triggers. */
Kojto	98:8ab26030e058	336	lesenseSetIntLevel = LESENSE_CH_INTERACT_SETIF_LEVEL,
Kojto	98:8ab26030e058	337
Kojto	98:8ab26030e058	338	/** Set interrupt flag on positive edge of the sensor state. */
Kojto	98:8ab26030e058	339	lesenseSetIntPosEdge = LESENSE_CH_INTERACT_SETIF_POSEDGE,
Kojto	98:8ab26030e058	340
Kojto	98:8ab26030e058	341	/** Set interrupt flag on negative edge of the sensor state. */
Kojto	98:8ab26030e058	342	lesenseSetIntNegEdge = LESENSE_CH_INTERACT_SETIF_NEGEDGE
Kojto	98:8ab26030e058	343	} LESENSE_ChIntMode_TypeDef;
Kojto	98:8ab26030e058	344
Kojto	98:8ab26030e058	345
Kojto	98:8ab26030e058	346	/** Channel pin mode for the excitation phase of the scan sequence. */
Kojto	98:8ab26030e058	347	typedef enum
Kojto	98:8ab26030e058	348	{
Kojto	98:8ab26030e058	349	/** Channel pin is disabled. */
Kojto	98:8ab26030e058	350	lesenseChPinExDis = LESENSE_CH_INTERACT_EXMODE_DISABLE,
Kojto	98:8ab26030e058	351
Kojto	98:8ab26030e058	352	/** Channel pin is configured as push-pull, driven HIGH. */
Kojto	98:8ab26030e058	353	lesenseChPinExHigh = LESENSE_CH_INTERACT_EXMODE_HIGH,
Kojto	98:8ab26030e058	354
Kojto	98:8ab26030e058	355	/** Channel pin is configured as push-pull, driven LOW. */
Kojto	98:8ab26030e058	356	lesenseChPinExLow = LESENSE_CH_INTERACT_EXMODE_LOW,
Kojto	98:8ab26030e058	357
Kojto	98:8ab26030e058	358	/** DAC output (only available on channel 0, 1, 2, 3, 12, 13, 14 and 15) */
Kojto	98:8ab26030e058	359	lesenseChPinExDACOut = LESENSE_CH_INTERACT_EXMODE_DACOUT
Kojto	98:8ab26030e058	360	} LESENSE_ChPinExMode_TypeDef;
Kojto	98:8ab26030e058	361
Kojto	98:8ab26030e058	362
Kojto	98:8ab26030e058	363	/** Channel pin mode for the idle phase of the scan sequence. */
Kojto	98:8ab26030e058	364	typedef enum
Kojto	98:8ab26030e058	365	{
Kojto	98:8ab26030e058	366	/** Channel pin is disabled in idle phase.
Kojto	98:8ab26030e058	367	* Note: this value could be used for all channels. */
Kojto	98:8ab26030e058	368	lesenseChPinIdleDis = _LESENSE_IDLECONF_CH0_DISABLE,
Kojto	98:8ab26030e058	369
Kojto	98:8ab26030e058	370	/** Channel pin is configured as push-pull, driven HIGH in idle phase.
Kojto	98:8ab26030e058	371	* Note: this value could be used for all channels. */
Kojto	98:8ab26030e058	372	lesenseChPinIdleHigh = _LESENSE_IDLECONF_CH0_HIGH,
Kojto	98:8ab26030e058	373
Kojto	98:8ab26030e058	374	/** Channel pin is configured as push-pull, driven LOW in idle phase.
Kojto	98:8ab26030e058	375	* Note: this value could be used for all channels. */
Kojto	98:8ab26030e058	376	lesenseChPinIdleLow = _LESENSE_IDLECONF_CH0_LOW,
Kojto	98:8ab26030e058	377
Kojto	98:8ab26030e058	378	/** Channel pin is connected to DAC CH0 output in idle phase.
Kojto	98:8ab26030e058	379	* Note: only applies to channel 0, 1, 2, 3. */
Kojto	98:8ab26030e058	380	lesenseChPinIdleDACCh0 = _LESENSE_IDLECONF_CH0_DACCH0,
Kojto	98:8ab26030e058	381
Kojto	98:8ab26030e058	382	/** Channel pin is connected to DAC CH1 output in idle phase.
Kojto	98:8ab26030e058	383	* Note: only applies to channel 12, 13, 14, 15. */
Kojto	98:8ab26030e058	384	lesenseChPinIdleDACCh1 = _LESENSE_IDLECONF_CH12_DACCH1
Kojto	98:8ab26030e058	385	} LESENSE_ChPinIdleMode_TypeDef;
Kojto	98:8ab26030e058	386
Kojto	98:8ab26030e058	387
Kojto	98:8ab26030e058	388	/** Clock used for excitation and sample delay timing. */
Kojto	98:8ab26030e058	389	typedef enum
Kojto	98:8ab26030e058	390	{
Kojto	98:8ab26030e058	391	/** LFACLK (LF clock) is used. */
Kojto	98:8ab26030e058	392	lesenseClkLF = _LESENSE_CH_INTERACT_EXCLK_LFACLK,
Kojto	98:8ab26030e058	393
Kojto	98:8ab26030e058	394	/** AUXHFRCO (HF clock) is used. */
Kojto	98:8ab26030e058	395	lesenseClkHF = _LESENSE_CH_INTERACT_EXCLK_AUXHFRCO
Kojto	98:8ab26030e058	396	} LESENSE_ChClk_TypeDef;
Kojto	98:8ab26030e058	397
Kojto	98:8ab26030e058	398
Kojto	98:8ab26030e058	399	/** Compare modes for counter comparison. */
Kojto	98:8ab26030e058	400	typedef enum
Kojto	98:8ab26030e058	401	{
Kojto	98:8ab26030e058	402	/** Set interrupt flag if counter value is less than CTRTHRESHOLD, or if the
Kojto	98:8ab26030e058	403	* ACMP output is 0. */
Kojto	98:8ab26030e058	404	lesenseCompModeLess = LESENSE_CH_EVAL_COMP_LESS,
Kojto	98:8ab26030e058	405
Kojto	98:8ab26030e058	406	/** Set interrupt flag if counter value is greater than, or equal to
Kojto	98:8ab26030e058	407	* CTRTHRESHOLD, or if the ACMP output is 1. */
Kojto	98:8ab26030e058	408	lesenseCompModeGreaterOrEq = LESENSE_CH_EVAL_COMP_GE
Kojto	98:8ab26030e058	409	} LESENSE_ChCompMode_TypeDef;
Kojto	98:8ab26030e058	410
Kojto	98:8ab26030e058	411
Kojto	98:8ab26030e058	412	/** Idle phase configuration of alternate excitation channels. */
Kojto	98:8ab26030e058	413	typedef enum
Kojto	98:8ab26030e058	414	{
Kojto	98:8ab26030e058	415	/** ALTEX output is disabled in idle phase.
Kojto	98:8ab26030e058	416	* Note: this value could be used for all alternate excitation channels. */
Kojto	98:8ab26030e058	417	lesenseAltExPinIdleDis = _LESENSE_ALTEXCONF_IDLECONF0_DISABLE,
Kojto	98:8ab26030e058	418
Kojto	98:8ab26030e058	419	/** ALTEX output is high in idle phase.
Kojto	98:8ab26030e058	420	* Note: this value could be used for all alternate excitation channels. */
Kojto	98:8ab26030e058	421	lesenseAltExPinIdleHigh = _LESENSE_ALTEXCONF_IDLECONF0_HIGH,
Kojto	98:8ab26030e058	422
Kojto	98:8ab26030e058	423	/** ALTEX output is low in idle phase.
Kojto	98:8ab26030e058	424	* Note: this value could be used for all alternate excitation channels. */
Kojto	98:8ab26030e058	425	lesenseAltExPinIdleLow = _LESENSE_ALTEXCONF_IDLECONF0_LOW
Kojto	98:8ab26030e058	426	} LESENSE_AltExPinIdle_TypeDef;
Kojto	98:8ab26030e058	427
Kojto	98:8ab26030e058	428
Kojto	98:8ab26030e058	429	/** Transition action modes. */
Kojto	98:8ab26030e058	430	typedef enum
Kojto	98:8ab26030e058	431	{
Kojto	98:8ab26030e058	432	/** No PRS pulses generated (if PRSCOUNT == 0).
Kojto	98:8ab26030e058	433	* Do not count (if PRSCOUNT == 1). */
Kojto	98:8ab26030e058	434	lesenseTransActNone = LESENSE_ST_TCONFA_PRSACT_NONE,
Kojto	98:8ab26030e058	435
Kojto	98:8ab26030e058	436	/** Generate pulse on LESPRS0 (if PRSCOUNT == 0). */
Kojto	98:8ab26030e058	437	lesenseTransActPRS0 = LESENSE_ST_TCONFA_PRSACT_PRS0,
Kojto	98:8ab26030e058	438
Kojto	98:8ab26030e058	439	/** Generate pulse on LESPRS1 (if PRSCOUNT == 0). */
Kojto	98:8ab26030e058	440	lesenseTransActPRS1 = LESENSE_ST_TCONFA_PRSACT_PRS1,
Kojto	98:8ab26030e058	441
Kojto	98:8ab26030e058	442	/** Generate pulse on LESPRS0 and LESPRS1 (if PRSCOUNT == 0). */
Kojto	98:8ab26030e058	443	lesenseTransActPRS01 = LESENSE_ST_TCONFA_PRSACT_PRS01,
Kojto	98:8ab26030e058	444
Kojto	98:8ab26030e058	445	/** Generate pulse on LESPRS2 (for both PRSCOUNT == 0 and PRSCOUNT == 1). */
Kojto	98:8ab26030e058	446	lesenseTransActPRS2 = LESENSE_ST_TCONFA_PRSACT_PRS2,
Kojto	98:8ab26030e058	447
Kojto	98:8ab26030e058	448	/** Generate pulse on LESPRS0 and LESPRS2 (if PRSCOUNT == 0). */
Kojto	98:8ab26030e058	449	lesenseTransActPRS02 = LESENSE_ST_TCONFA_PRSACT_PRS02,
Kojto	98:8ab26030e058	450
Kojto	98:8ab26030e058	451	/** Generate pulse on LESPRS1 and LESPRS2 (if PRSCOUNT == 0). */
Kojto	98:8ab26030e058	452	lesenseTransActPRS12 = LESENSE_ST_TCONFA_PRSACT_PRS12,
Kojto	98:8ab26030e058	453
Kojto	98:8ab26030e058	454	/** Generate pulse on LESPRS0, LESPRS1 and LESPRS2 (if PRSCOUNT == 0). */
Kojto	98:8ab26030e058	455	lesenseTransActPRS012 = LESENSE_ST_TCONFA_PRSACT_PRS012,
Kojto	98:8ab26030e058	456
Kojto	98:8ab26030e058	457	/** Count up (if PRSCOUNT == 1). */
Kojto	98:8ab26030e058	458	lesenseTransActUp = LESENSE_ST_TCONFA_PRSACT_UP,
Kojto	98:8ab26030e058	459
Kojto	98:8ab26030e058	460	/** Count down (if PRSCOUNT == 1). */
Kojto	98:8ab26030e058	461	lesenseTransActDown = LESENSE_ST_TCONFA_PRSACT_DOWN,
Kojto	98:8ab26030e058	462
Kojto	98:8ab26030e058	463	/** Count up and generate pulse on LESPRS2 (if PRSCOUNT == 1). */
Kojto	98:8ab26030e058	464	lesenseTransActUpAndPRS2 = LESENSE_ST_TCONFA_PRSACT_UPANDPRS2,
Kojto	98:8ab26030e058	465
Kojto	98:8ab26030e058	466	/** Count down and generate pulse on LESPRS2 (if PRSCOUNT == 1). */
Kojto	98:8ab26030e058	467	lesenseTransActDownAndPRS2 = LESENSE_ST_TCONFA_PRSACT_DOWNANDPRS2
Kojto	98:8ab26030e058	468	} LESENSE_StTransAct_TypeDef;
Kojto	98:8ab26030e058	469
Kojto	98:8ab26030e058	470
Kojto	98:8ab26030e058	471	/*******************************************************************************
Kojto	98:8ab26030e058	472	***************************** STRUCTS *********************************
Kojto	98:8ab26030e058	473	******************************************************************************/
Kojto	98:8ab26030e058	474
Kojto	98:8ab26030e058	475	/** Core control (LESENSE_CTRL) descriptor structure. */
Kojto	98:8ab26030e058	476	typedef struct
Kojto	98:8ab26030e058	477	{
Kojto	98:8ab26030e058	478	/** Select scan start mode to control how the scan start is being triggered.*/
Kojto	98:8ab26030e058	479	LESENSE_ScanMode_TypeDef scanStart;
Kojto	98:8ab26030e058	480
Kojto	98:8ab26030e058	481	/** Select PRS source for scan start if scanMode is set to lesensePrsPulse. */
Kojto	98:8ab26030e058	482	LESENSE_PRSSel_TypeDef prsSel;
Kojto	98:8ab26030e058	483
Kojto	98:8ab26030e058	484	/** Select scan configuration register usage strategy. */
Kojto	98:8ab26030e058	485	LESENSE_ScanConfSel_TypeDef scanConfSel;
Kojto	98:8ab26030e058	486
Kojto	98:8ab26030e058	487	/** Set to true to invert ACMP0 output. */
Kojto	98:8ab26030e058	488	bool invACMP0;
Kojto	98:8ab26030e058	489
Kojto	98:8ab26030e058	490	/** Set to true to invert ACMP1 output. */
Kojto	98:8ab26030e058	491	bool invACMP1;
Kojto	98:8ab26030e058	492
Kojto	98:8ab26030e058	493	/** Set to true to sample both ACMPs simultaneously. */
Kojto	98:8ab26030e058	494	bool dualSample;
Kojto	98:8ab26030e058	495
Kojto	98:8ab26030e058	496	/** Set to true in order to to store SCANRES in RAM (accessible via RESDATA)
Kojto	98:8ab26030e058	497	* after each scan. */
Kojto	98:8ab26030e058	498	bool storeScanRes;
Kojto	98:8ab26030e058	499
Kojto	98:8ab26030e058	500	/** Set to true in order to always make LESENSE write to the result buffer,
Kojto	98:8ab26030e058	501	* even if it is full. */
Kojto	98:8ab26030e058	502	bool bufOverWr;
Kojto	98:8ab26030e058	503
Kojto	98:8ab26030e058	504	/** Select trigger conditions for interrupt and DMA. */
Kojto	98:8ab26030e058	505	LESENSE_BufTrigLevel_TypeDef bufTrigLevel;
Kojto	98:8ab26030e058	506
Kojto	98:8ab26030e058	507	/** Configure trigger condition for DMA wakeup from EM2. */
Kojto	98:8ab26030e058	508	LESENSE_DMAWakeUp_TypeDef wakeupOnDMA;
Kojto	98:8ab26030e058	509
Kojto	98:8ab26030e058	510	/** Select bias mode. */
Kojto	98:8ab26030e058	511	LESENSE_BiasMode_TypeDef biasMode;
Kojto	98:8ab26030e058	512
Kojto	98:8ab26030e058	513	/** Set to true to keep LESENSE running in debug mode. */
Kojto	98:8ab26030e058	514	bool debugRun;
Kojto	98:8ab26030e058	515	} LESENSE_CoreCtrlDesc_TypeDef;
Kojto	98:8ab26030e058	516
Kojto	98:8ab26030e058	517	/** Default configuration for LESENSE_CtrlDesc_TypeDef structure. */
Kojto	113:f141b2784e32	518	#define LESENSE_CORECTRL_DESC_DEFAULT \
Kojto	113:f141b2784e32	519	{ \
Kojto	113:f141b2784e32	520	lesenseScanStartPeriodic, /* Start new scan each time the period counter overflows. */ \
Kojto	113:f141b2784e32	521	lesensePRSCh0, /* Default PRS channel is selected. */ \
Kojto	113:f141b2784e32	522	lesenseScanConfDirMap, /* Direct mapping SCANCONF register usage strategy. */ \
Kojto	113:f141b2784e32	523	false, /* Don't invert ACMP0 output. */ \
Kojto	113:f141b2784e32	524	false, /* Don't invert ACMP1 output. */ \
Kojto	113:f141b2784e32	525	false, /* Disable dual sampling. */ \
Kojto	113:f141b2784e32	526	true, /* Store scan result after each scan. */ \
Kojto	113:f141b2784e32	527	true, /* Overwrite result buffer register even if it is full. */ \
Kojto	113:f141b2784e32	528	lesenseBufTrigHalf, /* Trigger interrupt and DMA request if result buffer is half full. */ \
Kojto	113:f141b2784e32	529	lesenseDMAWakeUpDisable, /* Don't wake up on DMA from EM2. */ \
Kojto	113:f141b2784e32	530	lesenseBiasModeDontTouch, /* Don't touch bias configuration. */ \
Kojto	113:f141b2784e32	531	true /* Keep LESENSE running in debug mode. */ \
Kojto	113:f141b2784e32	532	}
Kojto	98:8ab26030e058	533
Kojto	98:8ab26030e058	534
Kojto	98:8ab26030e058	535	/** LESENSE timing control descriptor structure. */
Kojto	98:8ab26030e058	536	typedef struct
Kojto	98:8ab26030e058	537	{
Kojto	98:8ab26030e058	538	/** Set the number of LFACLK cycles to delay sensor interaction on
Kojto	98:8ab26030e058	539	* each channel. Valid range: 0-3 (2 bit). */
Kojto	98:8ab26030e058	540	uint8_t startDelay;
Kojto	98:8ab26030e058	541	} LESENSE_TimeCtrlDesc_TypeDef;
Kojto	98:8ab26030e058	542
Kojto	98:8ab26030e058	543	/** Default configuration for LESENSE_TimeCtrlDesc_TypeDef structure. */
Kojto	113:f141b2784e32	544	#define LESENSE_TIMECTRL_DESC_DEFAULT \
Kojto	113:f141b2784e32	545	{ \
Kojto	113:f141b2784e32	546	0U /* No sensor interaction delay. */ \
Kojto	113:f141b2784e32	547	}
Kojto	98:8ab26030e058	548
Kojto	98:8ab26030e058	549
Kojto	98:8ab26030e058	550	/** LESENSE peripheral control descriptor structure. */
Kojto	98:8ab26030e058	551	typedef struct
Kojto	98:8ab26030e058	552	{
Kojto	98:8ab26030e058	553	/** Configure DAC channel 0 data control. */
Kojto	98:8ab26030e058	554	LESENSE_ControlDACData_TypeDef dacCh0Data;
Kojto	98:8ab26030e058	555
Kojto	98:8ab26030e058	556	/** Configure how LESENSE controls conversion on DAC channel 0. */
Kojto	98:8ab26030e058	557	LESENSE_ControlDACConv_TypeDef dacCh0ConvMode;
Kojto	98:8ab26030e058	558
Kojto	98:8ab26030e058	559	/** Configure how LESENSE controls output on DAC channel 0. */
Kojto	98:8ab26030e058	560	LESENSE_ControlDACOut_TypeDef dacCh0OutMode;
Kojto	98:8ab26030e058	561
Kojto	98:8ab26030e058	562	/** Configure DAC channel 1 data control. */
Kojto	98:8ab26030e058	563	LESENSE_ControlDACData_TypeDef dacCh1Data;
Kojto	98:8ab26030e058	564
Kojto	98:8ab26030e058	565	/** Configure how LESENSE controls conversion on DAC channel 1. */
Kojto	98:8ab26030e058	566	LESENSE_ControlDACConv_TypeDef dacCh1ConvMode;
Kojto	98:8ab26030e058	567
Kojto	98:8ab26030e058	568	/** Configure how LESENSE controls output on DAC channel 1. */
Kojto	98:8ab26030e058	569	LESENSE_ControlDACOut_TypeDef dacCh1OutMode;
Kojto	98:8ab26030e058	570
Kojto	98:8ab26030e058	571	/** Configure the prescaling factor for the LESENSE - DAC interface.
Kojto	98:8ab26030e058	572	* Valid range: 0-31 (5bit). */
Kojto	98:8ab26030e058	573	uint8_t dacPresc;
Kojto	98:8ab26030e058	574
Kojto	98:8ab26030e058	575	/** Configure the DAC reference to be used. Set to #lesenseDACRefVdd to use
Kojto	98:8ab26030e058	576	* VDD and set to #lesenseDACRefBandGap to use bandgap as reference. */
Kojto	98:8ab26030e058	577	LESENSE_DACRef_TypeDef dacRef;
Kojto	98:8ab26030e058	578
Kojto	98:8ab26030e058	579	/** Configure how LESENSE controls ACMP 0. */
Kojto	98:8ab26030e058	580	LESENSE_ControlACMP_TypeDef acmp0Mode;
Kojto	98:8ab26030e058	581
Kojto	98:8ab26030e058	582	/** Configure how LESENSE controls ACMP 1. */
Kojto	98:8ab26030e058	583	LESENSE_ControlACMP_TypeDef acmp1Mode;
Kojto	98:8ab26030e058	584
Kojto	98:8ab26030e058	585	/** Configure how LESENSE controls ACMPs and the DAC in idle mode. */
Kojto	98:8ab26030e058	586	LESENSE_WarmupMode_TypeDef warmupMode;
Kojto	98:8ab26030e058	587	} LESENSE_PerCtrlDesc_TypeDef;
Kojto	98:8ab26030e058	588
Kojto	98:8ab26030e058	589	/** Default configuration for LESENSE_PerCtrl_TypeDef structure. */
Kojto	113:f141b2784e32	590	#define LESENSE_PERCTRL_DESC_DEFAULT \
Kojto	113:f141b2784e32	591	{ \
Kojto	113:f141b2784e32	592	lesenseDACIfData, /**/ \
Kojto	113:f141b2784e32	593	lesenseDACConvModeDisable, /**/ \
Kojto	113:f141b2784e32	594	lesenseDACOutModeDisable, /**/ \
Kojto	113:f141b2784e32	595	lesenseDACIfData, /**/ \
Kojto	113:f141b2784e32	596	lesenseDACConvModeDisable, /**/ \
Kojto	113:f141b2784e32	597	lesenseDACOutModeDisable, /**/ \
Kojto	113:f141b2784e32	598	0U, /**/ \
Kojto	113:f141b2784e32	599	lesenseDACRefVdd, /**/ \
Kojto	113:f141b2784e32	600	lesenseACMPModeMuxThres, /**/ \
Kojto	113:f141b2784e32	601	lesenseACMPModeMuxThres, /**/ \
Kojto	113:f141b2784e32	602	lesenseWarmupModeKeepWarm, /**/ \
Kojto	113:f141b2784e32	603	}
Kojto	98:8ab26030e058	604
Kojto	98:8ab26030e058	605
Kojto	98:8ab26030e058	606	/** LESENSE decoder control descriptor structure. */
Kojto	98:8ab26030e058	607	typedef struct
Kojto	98:8ab26030e058	608	{
Kojto	98:8ab26030e058	609	/** Select the input to the LESENSE decoder. */
Kojto	98:8ab26030e058	610	LESENSE_DecInput_TypeDef decInput;
Kojto	98:8ab26030e058	611
Kojto	98:8ab26030e058	612	/** Initial state of the LESENSE decoder. */
Kojto	98:8ab26030e058	613	uint32_t initState;
Kojto	98:8ab26030e058	614
Kojto	98:8ab26030e058	615	/** Set to enable the decoder to check the present state in addition
Kojto	98:8ab26030e058	616	* to the states defined in DECCONF. */
Kojto	98:8ab26030e058	617	bool chkState;
Kojto	98:8ab26030e058	618
Kojto	98:8ab26030e058	619	/** When set, a transition from state x in the decoder will set interrupt flag
Kojto	98:8ab26030e058	620	* CHx. */
Kojto	98:8ab26030e058	621	bool intMap;
Kojto	98:8ab26030e058	622
Kojto	98:8ab26030e058	623	/** Set to enable hysteresis in the decoder for suppressing changes on PRS
Kojto	98:8ab26030e058	624	* channel 0. */
Kojto	98:8ab26030e058	625	bool hystPRS0;
Kojto	98:8ab26030e058	626
Kojto	98:8ab26030e058	627	/** Set to enable hysteresis in the decoder for suppressing changes on PRS
Kojto	98:8ab26030e058	628	* channel 1. */
Kojto	98:8ab26030e058	629	bool hystPRS1;
Kojto	98:8ab26030e058	630
Kojto	98:8ab26030e058	631	/** Set to enable hysteresis in the decoder for suppressing changes on PRS
Kojto	98:8ab26030e058	632	* channel 2. */
Kojto	98:8ab26030e058	633	bool hystPRS2;
Kojto	98:8ab26030e058	634
Kojto	98:8ab26030e058	635	/** Set to enable hysteresis in the decoder for suppressing interrupt
Kojto	98:8ab26030e058	636	* requests. */
Kojto	98:8ab26030e058	637	bool hystIRQ;
Kojto	98:8ab26030e058	638
Kojto	98:8ab26030e058	639	/** Set to enable count mode on decoder PRS channels 0 and 1 to produce
Kojto	98:8ab26030e058	640	* outputs which can be used by a PCNT to count up or down. */
Kojto	98:8ab26030e058	641	bool prsCount;
Kojto	98:8ab26030e058	642
Kojto	98:8ab26030e058	643	/** Select PRS channel input for bit 0 of the LESENSE decoder. */
Kojto	98:8ab26030e058	644	LESENSE_PRSSel_TypeDef prsChSel0;
Kojto	98:8ab26030e058	645
Kojto	98:8ab26030e058	646	/** Select PRS channel input for bit 1 of the LESENSE decoder. */
Kojto	98:8ab26030e058	647	LESENSE_PRSSel_TypeDef prsChSel1;
Kojto	98:8ab26030e058	648
Kojto	98:8ab26030e058	649	/** Select PRS channel input for bit 2 of the LESENSE decoder. */
Kojto	98:8ab26030e058	650	LESENSE_PRSSel_TypeDef prsChSel2;
Kojto	98:8ab26030e058	651
Kojto	98:8ab26030e058	652	/** Select PRS channel input for bit 3 of the LESENSE decoder. */
Kojto	98:8ab26030e058	653	LESENSE_PRSSel_TypeDef prsChSel3;
Kojto	98:8ab26030e058	654	} LESENSE_DecCtrlDesc_TypeDef;
Kojto	98:8ab26030e058	655
Kojto	98:8ab26030e058	656	/** Default configuration for LESENSE_PerCtrl_TypeDef structure. */
Kojto	113:f141b2784e32	657	#define LESENSE_DECCTRL_DESC_DEFAULT \
Kojto	113:f141b2784e32	658	{ \
Kojto	113:f141b2784e32	659	lesenseDecInputSensorSt, /**/ \
Kojto	113:f141b2784e32	660	0U, /**/ \
Kojto	113:f141b2784e32	661	false, /**/ \
Kojto	113:f141b2784e32	662	true, /**/ \
Kojto	113:f141b2784e32	663	true, /**/ \
Kojto	113:f141b2784e32	664	true, /**/ \
Kojto	113:f141b2784e32	665	true, /**/ \
Kojto	113:f141b2784e32	666	true, /**/ \
Kojto	113:f141b2784e32	667	false, /**/ \
Kojto	113:f141b2784e32	668	lesensePRSCh0, /**/ \
Kojto	113:f141b2784e32	669	lesensePRSCh1, /**/ \
Kojto	113:f141b2784e32	670	lesensePRSCh2, /**/ \
Kojto	113:f141b2784e32	671	lesensePRSCh3, /**/ \
Kojto	113:f141b2784e32	672	}
Kojto	98:8ab26030e058	673
Kojto	98:8ab26030e058	674
Kojto	98:8ab26030e058	675	/** LESENSE module initialization structure. */
Kojto	98:8ab26030e058	676	typedef struct
Kojto	98:8ab26030e058	677	{
Kojto	98:8ab26030e058	678	/** LESENSE core configuration parameters. */
Kojto	98:8ab26030e058	679	LESENSE_CoreCtrlDesc_TypeDef coreCtrl;
Kojto	98:8ab26030e058	680
Kojto	98:8ab26030e058	681	/** LESENSE timing configuration parameters. */
Kojto	98:8ab26030e058	682	LESENSE_TimeCtrlDesc_TypeDef timeCtrl;
Kojto	98:8ab26030e058	683
Kojto	98:8ab26030e058	684	/** LESENSE peripheral configuration parameters. */
Kojto	98:8ab26030e058	685	LESENSE_PerCtrlDesc_TypeDef perCtrl;
Kojto	98:8ab26030e058	686
Kojto	98:8ab26030e058	687	/** LESENSE decoder configuration parameters. */
Kojto	98:8ab26030e058	688	LESENSE_DecCtrlDesc_TypeDef decCtrl;
Kojto	98:8ab26030e058	689	} LESENSE_Init_TypeDef;
Kojto	98:8ab26030e058	690
Kojto	98:8ab26030e058	691	/** Default configuration for LESENSE_Init_TypeDef structure. */
Kojto	113:f141b2784e32	692	#define LESENSE_INIT_DEFAULT \
Kojto	113:f141b2784e32	693	{ \
Kojto	113:f141b2784e32	694	.coreCtrl = LESENSE_CORECTRL_DESC_DEFAULT, /* Default core control parameters. */ \
Kojto	113:f141b2784e32	695	.timeCtrl = LESENSE_TIMECTRL_DESC_DEFAULT, /* Default time control parameters. */ \
Kojto	113:f141b2784e32	696	.perCtrl = LESENSE_PERCTRL_DESC_DEFAULT, /* Default peripheral control parameters. */ \
Kojto	113:f141b2784e32	697	.decCtrl = LESENSE_DECCTRL_DESC_DEFAULT /* Default decoder control parameters. */ \
Kojto	113:f141b2784e32	698	}
Kojto	98:8ab26030e058	699
Kojto	98:8ab26030e058	700
Kojto	98:8ab26030e058	701	/** Channel descriptor structure. */
Kojto	98:8ab26030e058	702	typedef struct
Kojto	98:8ab26030e058	703	{
Kojto	98:8ab26030e058	704	/** Set to enable scan channel CHx. */
Kojto	98:8ab26030e058	705	bool enaScanCh;
Kojto	98:8ab26030e058	706
Kojto	98:8ab26030e058	707	/** Set to enable CHx pin. */
Kojto	98:8ab26030e058	708	bool enaPin;
Kojto	98:8ab26030e058	709
Kojto	98:8ab26030e058	710	/** Enable/disable channel interrupts after configuring all the sensor channel
Kojto	98:8ab26030e058	711	* parameters. */
Kojto	98:8ab26030e058	712	bool enaInt;
Kojto	98:8ab26030e058	713
Kojto	98:8ab26030e058	714	/** Configure channel pin mode for the excitation phase of the scan sequence.
Kojto	98:8ab26030e058	715	* Note: OPAOUT is only available on channels 2, 3, 4, and 5. */
Kojto	98:8ab26030e058	716	LESENSE_ChPinExMode_TypeDef chPinExMode;
Kojto	98:8ab26030e058	717
Kojto	98:8ab26030e058	718	/** Configure channel pin idle setup in LESENSE idle phase. */
Kojto	98:8ab26030e058	719	LESENSE_ChPinIdleMode_TypeDef chPinIdleMode;
Kojto	98:8ab26030e058	720
Kojto	98:8ab26030e058	721	/** Set to use alternate excite pin for excitation. */
Kojto	98:8ab26030e058	722	bool useAltEx;
Kojto	98:8ab26030e058	723
Kojto	98:8ab26030e058	724	/** Set to enable the result from this channel being shifted into the decoder
Kojto	98:8ab26030e058	725	* register. */
Kojto	98:8ab26030e058	726	bool shiftRes;
Kojto	98:8ab26030e058	727
Kojto	98:8ab26030e058	728	/** Set to invert the result bit stored in SCANRES register. */
Kojto	98:8ab26030e058	729	bool invRes;
Kojto	98:8ab26030e058	730
Kojto	98:8ab26030e058	731	/** Set to store the counter value in RAM (accessible via RESDATA) and make
Kojto	98:8ab26030e058	732	* the comparison result available in the SCANRES register. */
Kojto	98:8ab26030e058	733	bool storeCntRes;
Kojto	98:8ab26030e058	734
Kojto	98:8ab26030e058	735	/** Select clock used for excitation timing. */
Kojto	98:8ab26030e058	736	LESENSE_ChClk_TypeDef exClk;
Kojto	98:8ab26030e058	737
Kojto	98:8ab26030e058	738	/** Select clock used for sample delay timing. */
Kojto	98:8ab26030e058	739	LESENSE_ChClk_TypeDef sampleClk;
Kojto	98:8ab26030e058	740
Kojto	98:8ab26030e058	741	/** Configure excitation time. Excitation will last exTime+1 excitation clock
Kojto	98:8ab26030e058	742	* cycles. Valid range: 0-63 (6 bits). */
Kojto	98:8ab26030e058	743	uint8_t exTime;
Kojto	98:8ab26030e058	744
Kojto	98:8ab26030e058	745	/** Configure sample delay. Sampling will occur after sampleDelay+1 sample
Kojto	98:8ab26030e058	746	* clock cycles. Valid range: 0-127 (7 bits). */
Kojto	98:8ab26030e058	747	uint8_t sampleDelay;
Kojto	98:8ab26030e058	748
Kojto	98:8ab26030e058	749	/** Configure measure delay. Sensor measuring is delayed for measDelay
Kojto	98:8ab26030e058	750	* excitation clock cycles. Valid range: 0-127 (7 bits). */
Kojto	98:8ab26030e058	751	uint8_t measDelay;
Kojto	98:8ab26030e058	752
Kojto	98:8ab26030e058	753	/** Configure ACMP threshold.
Kojto	98:8ab26030e058	754	* If perCtrl.dacCh0Data or perCtrl.dacCh1Data is set to #lesenseDACIfData,
Kojto	98:8ab26030e058	755	* acmpThres defines the 12-bit DAC data in the corresponding data register
Kojto	98:8ab26030e058	756	* of the DAC interface (DACn_CH0DATA and DACn_CH1DATA).
Kojto	98:8ab26030e058	757	* In this case, the valid range is: 0-4095 (12 bits).
Kojto	98:8ab26030e058	758	* If perCtrl.dacCh0Data or perCtrl.dacCh1Data is set to #lesenseACMPThres,
Kojto	98:8ab26030e058	759	* acmpThres defines the 6-bit Vdd scaling factor of ACMP negative input
Kojto	98:8ab26030e058	760	* (VDDLEVEL in ACMP_INPUTSEL register).
Kojto	98:8ab26030e058	761	* In this case, the valid range is: 0-63 (6 bits). */
Kojto	98:8ab26030e058	762	uint16_t acmpThres;
Kojto	98:8ab26030e058	763
Kojto	98:8ab26030e058	764	/** Select if ACMP output or counter output should be used in comparison. */
Kojto	98:8ab26030e058	765	LESENSE_ChSampleMode_TypeDef sampleMode;
Kojto	98:8ab26030e058	766
Kojto	98:8ab26030e058	767	/** Configure interrupt generation mode for CHx interrupt flag. */
Kojto	98:8ab26030e058	768	LESENSE_ChIntMode_TypeDef intMode;
Kojto	98:8ab26030e058	769
Kojto	98:8ab26030e058	770	/** Configure decision threshold for counter comparison.
Kojto	98:8ab26030e058	771	* Valid range: 0-65535 (16 bits). */
Kojto	98:8ab26030e058	772	uint16_t cntThres;
Kojto	98:8ab26030e058	773
Kojto	98:8ab26030e058	774	/** Select mode for counter comparison. */
Kojto	98:8ab26030e058	775	LESENSE_ChCompMode_TypeDef compMode;
Kojto	98:8ab26030e058	776	} LESENSE_ChDesc_TypeDef;
Kojto	98:8ab26030e058	777
Kojto	98:8ab26030e058	778
Kojto	98:8ab26030e058	779	/** Configuration structure for all scan channels. */
Kojto	98:8ab26030e058	780	typedef struct
Kojto	98:8ab26030e058	781	{
Kojto	98:8ab26030e058	782	/** Channel descriptor for all 16 channels. */
Kojto	98:8ab26030e058	783	LESENSE_ChDesc_TypeDef Ch[16];
Kojto	98:8ab26030e058	784	} LESENSE_ChAll_TypeDef;
Kojto	98:8ab26030e058	785
Kojto	98:8ab26030e058	786	/** Default configuration for scan channel. */
Kojto	113:f141b2784e32	787	#define LESENSE_CH_CONF_DEFAULT \
Kojto	113:f141b2784e32	788	{ \
Kojto	113:f141b2784e32	789	true, /* Enable scan channel. */ \
Kojto	113:f141b2784e32	790	true, /* Enable the assigned pin on scan channel. */ \
Kojto	113:f141b2784e32	791	true, /* Enable interrupts on channel. */ \
Kojto	113:f141b2784e32	792	lesenseChPinExHigh, /* Channel pin is high during the excitation period. */ \
Kojto	113:f141b2784e32	793	lesenseChPinIdleLow, /* Channel pin is low during the idle period. */ \
Kojto	113:f141b2784e32	794	false, /* Don't use alternate excitation pins for excitation. */ \
Kojto	113:f141b2784e32	795	false, /* Disabled to shift results from this channel to the decoder register. */ \
Kojto	113:f141b2784e32	796	false, /* Disabled to invert the scan result bit. */ \
Kojto	113:f141b2784e32	797	false, /* Disabled to store counter value in the result buffer. */ \
Kojto	113:f141b2784e32	798	lesenseClkLF, /* Use the LF clock for excitation timing. */ \
Kojto	113:f141b2784e32	799	lesenseClkLF, /* Use the LF clock for sample timing. */ \
Kojto	113:f141b2784e32	800	0x03U, /* Excitation time is set to 3(+1) excitation clock cycles. */ \
Kojto	113:f141b2784e32	801	0x09U, /* Sample delay is set to 9(+1) sample clock cycles. */ \
Kojto	113:f141b2784e32	802	0x06U, /* Measure delay is set to 6 excitation clock cycles.*/ \
Kojto	113:f141b2784e32	803	0x00U, /* ACMP threshold has been set to 0. */ \
Kojto	113:f141b2784e32	804	lesenseSampleModeACMP, /* ACMP output will be used in comparison. */ \
Kojto	113:f141b2784e32	805	lesenseSetIntNone, /* No interrupt is generated by the channel. */ \
Kojto	113:f141b2784e32	806	0xFFU, /* Counter threshold has bee set to 0xFF. */ \
Kojto	113:f141b2784e32	807	lesenseCompModeLess /* Compare mode has been set to trigger interrupt on "less". */ \
Kojto	113:f141b2784e32	808	}
Kojto	98:8ab26030e058	809
Kojto	98:8ab26030e058	810	/** Default configuration for all sensor channels. */
Kojto	113:f141b2784e32	811	#define LESENSE_SCAN_CONF_DEFAULT \
Kojto	113:f141b2784e32	812	{ \
Kojto	113:f141b2784e32	813	{ \
Kojto	113:f141b2784e32	814	LESENSE_CH_CONF_DEFAULT, /* Scan channel 0. */ \
Kojto	113:f141b2784e32	815	LESENSE_CH_CONF_DEFAULT, /* Scan channel 1. */ \
Kojto	113:f141b2784e32	816	LESENSE_CH_CONF_DEFAULT, /* Scan channel 2. */ \
Kojto	113:f141b2784e32	817	LESENSE_CH_CONF_DEFAULT, /* Scan channel 3. */ \
Kojto	113:f141b2784e32	818	LESENSE_CH_CONF_DEFAULT, /* Scan channel 4. */ \
Kojto	113:f141b2784e32	819	LESENSE_CH_CONF_DEFAULT, /* Scan channel 5. */ \
Kojto	113:f141b2784e32	820	LESENSE_CH_CONF_DEFAULT, /* Scan channel 6. */ \
Kojto	113:f141b2784e32	821	LESENSE_CH_CONF_DEFAULT, /* Scan channel 7. */ \
Kojto	113:f141b2784e32	822	LESENSE_CH_CONF_DEFAULT, /* Scan channel 8. */ \
Kojto	113:f141b2784e32	823	LESENSE_CH_CONF_DEFAULT, /* Scan channel 9. */ \
Kojto	113:f141b2784e32	824	LESENSE_CH_CONF_DEFAULT, /* Scan channel 10. */ \
Kojto	113:f141b2784e32	825	LESENSE_CH_CONF_DEFAULT, /* Scan channel 11. */ \
Kojto	113:f141b2784e32	826	LESENSE_CH_CONF_DEFAULT, /* Scan channel 12. */ \
Kojto	113:f141b2784e32	827	LESENSE_CH_CONF_DEFAULT, /* Scan channel 13. */ \
Kojto	113:f141b2784e32	828	LESENSE_CH_CONF_DEFAULT, /* Scan channel 14. */ \
Kojto	113:f141b2784e32	829	LESENSE_CH_CONF_DEFAULT, /* Scan channel 15. */ \
Kojto	113:f141b2784e32	830	} \
Kojto	113:f141b2784e32	831	}
Kojto	98:8ab26030e058	832
Kojto	98:8ab26030e058	833
Kojto	98:8ab26030e058	834	/** Alternate excitation descriptor structure. */
Kojto	98:8ab26030e058	835	typedef struct
Kojto	98:8ab26030e058	836	{
Kojto	98:8ab26030e058	837	/** Configure alternate excitation pins. If set, the corresponding alternate
Kojto	98:8ab26030e058	838	* excitation pin/signal is enabled. */
Kojto	98:8ab26030e058	839	bool enablePin;
Kojto	98:8ab26030e058	840
Kojto	98:8ab26030e058	841	/** Configure idle phase setup of alternate excitation pins.
Kojto	98:8ab26030e058	842	The idleConf parameter is not valid when altExMap==lesenseAltExMapACMP. */
Kojto	98:8ab26030e058	843	LESENSE_AltExPinIdle_TypeDef idleConf;
Kojto	98:8ab26030e058	844
Kojto	98:8ab26030e058	845	/** Configure how to control the external alternate excitation pins. Only
Kojto	98:8ab26030e058	846	* applies if altExMap has been set to lesenseAltExMapALTEX.
Kojto	98:8ab26030e058	847	* If true, the excitation happens on the corresponding alternate excitation
Kojto	98:8ab26030e058	848	* pin during the excitation periods of all enabled channels.
Kojto	98:8ab26030e058	849	* If false, the excitation happens on the corresponding alternate excitation
Kojto	98:8ab26030e058	850	* pin ONLY during the excitation period of the corresponding channel.
Kojto	98:8ab26030e058	851	* The alwaysEx parameter is not valid when altExMap==lesenseAltExMapACMP. */
Kojto	98:8ab26030e058	852	bool alwaysEx;
Kojto	98:8ab26030e058	853	} LESENSE_AltExDesc_TypeDef;
Kojto	98:8ab26030e058	854
Kojto	98:8ab26030e058	855
Kojto	98:8ab26030e058	856	/** Configuration structure for alternate excitation. */
Kojto	98:8ab26030e058	857	typedef struct
Kojto	98:8ab26030e058	858	{
Kojto	98:8ab26030e058	859	/** Select alternate excitation mapping. */
Kojto	98:8ab26030e058	860	LESENSE_AltExMap_TypeDef altExMap;
Kojto	98:8ab26030e058	861
Kojto	98:8ab26030e058	862	/** Alternate excitation channel descriptors.
Kojto	98:8ab26030e058	863	* When altExMap==lesenseAltExMapALTEX only the 8 first descriptors are used.
Kojto	98:8ab26030e058	864	* In this mode they describe the configuration of the LES_ALTEX0-7 pins.
Kojto	98:8ab26030e058	865	* When altExMap==lesenseAltExMapACMP all 16 descriptors are used. In this
Kojto	98:8ab26030e058	866	* mode they describe the configuration of the 16 possible ACMP0-1 excitation
Kojto	98:8ab26030e058	867	* channels. Please refer to the user manual for a complete mapping of the
Kojto	98:8ab26030e058	868	* routing.
Kojto	98:8ab26030e058	869	* NOTE:
Kojto	98:8ab26030e058	870	* Some parameters in the descriptors are not valid when
Kojto	98:8ab26030e058	871	* altExMap==lesenseAltExMapACMP. Please refer to the definition of the
Kojto	98:8ab26030e058	872	* LESENSE_AltExDesc_TypeDef structure for details regarding which parameters
Kojto	98:8ab26030e058	873	* are valid. */
Kojto	98:8ab26030e058	874	LESENSE_AltExDesc_TypeDef AltEx[16];
Kojto	98:8ab26030e058	875
Kojto	98:8ab26030e058	876	} LESENSE_ConfAltEx_TypeDef;
Kojto	98:8ab26030e058	877
Kojto	98:8ab26030e058	878
Kojto	98:8ab26030e058	879	/** Default configuration for alternate excitation channel. */
Kojto	113:f141b2784e32	880	#define LESENSE_ALTEX_CH_CONF_DEFAULT \
Kojto	113:f141b2784e32	881	{ \
Kojto	113:f141b2784e32	882	true, /* Alternate excitation enabled.*/ \
Kojto	113:f141b2784e32	883	lesenseAltExPinIdleDis,/* Alternate excitation pin is disabled in idle. */ \
Kojto	113:f141b2784e32	884	false /* Excite only for corresponding channel. */ \
Kojto	113:f141b2784e32	885	}
Kojto	98:8ab26030e058	886
Kojto	98:8ab26030e058	887	/** Default configuration for all alternate excitation channels. */
Kojto	113:f141b2784e32	888	#define LESENSE_ALTEX_CONF_DEFAULT \
Kojto	113:f141b2784e32	889	{ \
Kojto	113:f141b2784e32	890	lesenseAltExMapACMP, \
Kojto	113:f141b2784e32	891	{ \
Kojto	113:f141b2784e32	892	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 0. */ \
Kojto	113:f141b2784e32	893	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 1. */ \
Kojto	113:f141b2784e32	894	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 2. */ \
Kojto	113:f141b2784e32	895	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 3. */ \
Kojto	113:f141b2784e32	896	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 4. */ \
Kojto	113:f141b2784e32	897	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 5. */ \
Kojto	113:f141b2784e32	898	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 6. */ \
Kojto	113:f141b2784e32	899	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 7. */ \
Kojto	113:f141b2784e32	900	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 8. */ \
Kojto	113:f141b2784e32	901	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 9. */ \
Kojto	113:f141b2784e32	902	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 10. */ \
Kojto	113:f141b2784e32	903	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 11. */ \
Kojto	113:f141b2784e32	904	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 12. */ \
Kojto	113:f141b2784e32	905	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 13. */ \
Kojto	113:f141b2784e32	906	LESENSE_ALTEX_CH_CONF_DEFAULT, /* Alternate excitation channel 14. */ \
Kojto	113:f141b2784e32	907	LESENSE_ALTEX_CH_CONF_DEFAULT /* Alternate excitation channel 15. */ \
Kojto	113:f141b2784e32	908	} \
Kojto	113:f141b2784e32	909	}
Kojto	98:8ab26030e058	910
Kojto	98:8ab26030e058	911
Kojto	98:8ab26030e058	912	/** Decoder state condition descriptor structure. */
Kojto	98:8ab26030e058	913	typedef struct
Kojto	98:8ab26030e058	914	{
Kojto	98:8ab26030e058	915	/** Configure compare value. State transition is triggered when sensor state
Kojto	98:8ab26030e058	916	* equals to this value. Valid range: 0-15 (4 bits). */
Kojto	98:8ab26030e058	917	uint8_t compVal;
Kojto	98:8ab26030e058	918
Kojto	98:8ab26030e058	919	/** Configure compare mask. Set bit X to exclude sensor X from evaluation.
Kojto	98:8ab26030e058	920	* Note: decoder can handle sensor inputs from up to 4 sensors, therefore
Kojto	98:8ab26030e058	921	* this mask is 4 bit long. */
Kojto	98:8ab26030e058	922	uint8_t compMask;
Kojto	98:8ab26030e058	923
Kojto	98:8ab26030e058	924	/** Configure index of state to be entered if the sensor state equals to
Kojto	98:8ab26030e058	925	* compVal. Valid range: 0-15 (4 bits). */
Kojto	98:8ab26030e058	926	uint8_t nextState;
Kojto	98:8ab26030e058	927
Kojto	98:8ab26030e058	928	/** Configure which PRS action to perform when sensor state equals to
Kojto	98:8ab26030e058	929	* compVal. */
Kojto	98:8ab26030e058	930	LESENSE_StTransAct_TypeDef prsAct;
Kojto	98:8ab26030e058	931
Kojto	98:8ab26030e058	932	/** If enabled, interrupt flag is set when sensor state equals to compVal. */
Kojto	98:8ab26030e058	933	bool setInt;
Kojto	98:8ab26030e058	934	} LESENSE_DecStCond_TypeDef;
Kojto	98:8ab26030e058	935
Kojto	98:8ab26030e058	936	/** Default configuration for decoder state condition. */
Kojto	113:f141b2784e32	937	#define LESENSE_ST_CONF_DEFAULT \
Kojto	113:f141b2784e32	938	{ \
Kojto	113:f141b2784e32	939	0x0FU, /* Compare value set to 0x0F. */ \
Kojto	113:f141b2784e32	940	0x00U, /* All decoder inputs masked. */ \
Kojto	113:f141b2784e32	941	0U, /* Next state is state 0. */ \
Kojto	113:f141b2784e32	942	lesenseTransActNone, /* No PRS action performed on compare match. */ \
Kojto	113:f141b2784e32	943	false /* No interrupt triggered on compare match. */ \
Kojto	113:f141b2784e32	944	}
Kojto	98:8ab26030e058	945
Kojto	98:8ab26030e058	946
Kojto	98:8ab26030e058	947	/** Decoder state x configuration structure. */
Kojto	98:8ab26030e058	948	typedef struct
Kojto	98:8ab26030e058	949	{
Kojto	98:8ab26030e058	950	/** If enabled, the state descriptor pair in the next location will also be
Kojto	98:8ab26030e058	951	* evaluated. */
Kojto	98:8ab26030e058	952	bool chainDesc;
Kojto	98:8ab26030e058	953
Kojto	98:8ab26030e058	954	/** State condition descriptor A (high level descriptor of
Kojto	98:8ab26030e058	955	* LESENSE_STx_DECCONFA). */
Kojto	98:8ab26030e058	956	LESENSE_DecStCond_TypeDef confA;
Kojto	98:8ab26030e058	957
Kojto	98:8ab26030e058	958	/** State condition descriptor B (high level descriptor of
Kojto	98:8ab26030e058	959	* LESENSE_STx_DECCONFB). */
Kojto	98:8ab26030e058	960	LESENSE_DecStCond_TypeDef confB;
Kojto	98:8ab26030e058	961	} LESENSE_DecStDesc_TypeDef;
Kojto	98:8ab26030e058	962
Kojto	98:8ab26030e058	963
Kojto	98:8ab26030e058	964	/** Configuration structure for the decoder. */
Kojto	98:8ab26030e058	965	typedef struct
Kojto	98:8ab26030e058	966	{
Kojto	98:8ab26030e058	967	/** Descriptor of the 16 decoder states. */
Kojto	98:8ab26030e058	968	LESENSE_DecStDesc_TypeDef St[16];
Kojto	98:8ab26030e058	969	} LESENSE_DecStAll_TypeDef;
Kojto	98:8ab26030e058	970
Kojto	98:8ab26030e058	971	/** Default configuration for all decoder states. */
Kojto	113:f141b2784e32	972	#define LESENSE_DECODER_CONF_DEFAULT \
Kojto	113:f141b2784e32	973	{ /* chain \| Descriptor A \| Descriptor B */ \
Kojto	113:f141b2784e32	974	{ \
Kojto	113:f141b2784e32	975	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 0. */ \
Kojto	113:f141b2784e32	976	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 1. */ \
Kojto	113:f141b2784e32	977	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 2. */ \
Kojto	113:f141b2784e32	978	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 3. */ \
Kojto	113:f141b2784e32	979	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 4. */ \
Kojto	113:f141b2784e32	980	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 5. */ \
Kojto	113:f141b2784e32	981	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 6. */ \
Kojto	113:f141b2784e32	982	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 7. */ \
Kojto	113:f141b2784e32	983	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 8. */ \
Kojto	113:f141b2784e32	984	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 9. */ \
Kojto	113:f141b2784e32	985	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 10. */ \
Kojto	113:f141b2784e32	986	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 11. */ \
Kojto	113:f141b2784e32	987	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 12. */ \
Kojto	113:f141b2784e32	988	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 13. */ \
Kojto	113:f141b2784e32	989	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT }, /* Decoder state 14. */ \
Kojto	113:f141b2784e32	990	{ false, LESENSE_ST_CONF_DEFAULT, LESENSE_ST_CONF_DEFAULT } /* Decoder state 15. */ \
Kojto	113:f141b2784e32	991	} \
Kojto	113:f141b2784e32	992	}
Kojto	98:8ab26030e058	993
Kojto	98:8ab26030e058	994	/*******************************************************************************
Kojto	98:8ab26030e058	995	*************************** PROTOTYPES ********************************
Kojto	98:8ab26030e058	996	******************************************************************************/
Kojto	98:8ab26030e058	997	void LESENSE_Init(LESENSE_Init_TypeDef const *init, bool const reqReset);
Kojto	98:8ab26030e058	998	void LESENSE_Reset(void);
Kojto	98:8ab26030e058	999
Kojto	98:8ab26030e058	1000	uint32_t LESENSE_ScanFreqSet(uint32_t refFreq, uint32_t const scanFreq);
Kojto	98:8ab26030e058	1001	void LESENSE_ScanModeSet(LESENSE_ScanMode_TypeDef const scanMode,
Kojto	98:8ab26030e058	1002	bool const start);
Kojto	98:8ab26030e058	1003
Kojto	98:8ab26030e058	1004	void LESENSE_StartDelaySet(uint8_t const startDelay);
Kojto	98:8ab26030e058	1005
Kojto	98:8ab26030e058	1006	void LESENSE_ClkDivSet(LESENSE_ChClk_TypeDef const clk,
Kojto	98:8ab26030e058	1007	LESENSE_ClkPresc_TypeDef const clkDiv);
Kojto	98:8ab26030e058	1008
Kojto	98:8ab26030e058	1009	void LESENSE_ChannelAllConfig(LESENSE_ChAll_TypeDef const *confChAll);
Kojto	98:8ab26030e058	1010	void LESENSE_ChannelConfig(LESENSE_ChDesc_TypeDef const *confCh,
Kojto	98:8ab26030e058	1011	uint32_t const chIdx);
Kojto	98:8ab26030e058	1012	void LESENSE_ChannelEnable(uint8_t const chIdx,
Kojto	98:8ab26030e058	1013	bool const enaScanCh,
Kojto	98:8ab26030e058	1014	bool const enaPin);
Kojto	98:8ab26030e058	1015	void LESENSE_ChannelEnableMask(uint16_t chMask, uint16_t pinMask);
Kojto	98:8ab26030e058	1016	void LESENSE_ChannelTimingSet(uint8_t const chIdx,
Kojto	98:8ab26030e058	1017	uint8_t const exTime,
Kojto	98:8ab26030e058	1018	uint8_t const sampleDelay,
Kojto	98:8ab26030e058	1019	uint8_t const measDelay);
Kojto	98:8ab26030e058	1020	void LESENSE_ChannelThresSet(uint8_t const chIdx,
Kojto	98:8ab26030e058	1021	uint16_t const acmpThres,
Kojto	98:8ab26030e058	1022	uint16_t const cntThres);
Kojto	98:8ab26030e058	1023
Kojto	98:8ab26030e058	1024	void LESENSE_AltExConfig(LESENSE_ConfAltEx_TypeDef const *confAltEx);
Kojto	98:8ab26030e058	1025
Kojto	98:8ab26030e058	1026	void LESENSE_DecoderStateAllConfig(LESENSE_DecStAll_TypeDef const *confDecStAll);
Kojto	98:8ab26030e058	1027	void LESENSE_DecoderStateConfig(LESENSE_DecStDesc_TypeDef const *confDecSt,
Kojto	98:8ab26030e058	1028	uint32_t const decSt);
Kojto	98:8ab26030e058	1029	void LESENSE_DecoderStateSet(uint32_t decSt);
Kojto	98:8ab26030e058	1030	uint32_t LESENSE_DecoderStateGet(void);
Kojto	98:8ab26030e058	1031
Kojto	98:8ab26030e058	1032	void LESENSE_ScanStart(void);
Kojto	98:8ab26030e058	1033	void LESENSE_ScanStop(void);
Kojto	98:8ab26030e058	1034	void LESENSE_DecoderStart(void);
Kojto	98:8ab26030e058	1035	void LESENSE_ResultBufferClear(void);
Kojto	98:8ab26030e058	1036
Kojto	98:8ab26030e058	1037
Kojto	98:8ab26030e058	1038	/*************************************************************************//
Kojto	98:8ab26030e058	1039	* @brief
Kojto	98:8ab26030e058	1040	* Stop LESENSE decoder.
Kojto	98:8ab26030e058	1041	*
Kojto	98:8ab26030e058	1042	* @details
Kojto	98:8ab26030e058	1043	* This function disables the LESENSE decoder by setting the command to the
Kojto	98:8ab26030e058	1044	* LESENSE_DECCTRL register.
Kojto	98:8ab26030e058	1045	******************************************************************************/
Kojto	98:8ab26030e058	1046	__STATIC_INLINE void LESENSE_DecoderStop(void)
Kojto	98:8ab26030e058	1047	{
Kojto	98:8ab26030e058	1048	/* Stop the decoder */
Kojto	98:8ab26030e058	1049	LESENSE->DECCTRL \|= LESENSE_DECCTRL_DISABLE;
Kojto	98:8ab26030e058	1050	}
Kojto	98:8ab26030e058	1051
Kojto	98:8ab26030e058	1052
Kojto	98:8ab26030e058	1053	/*************************************************************************//
Kojto	98:8ab26030e058	1054	* @brief
Kojto	98:8ab26030e058	1055	* Get the current status of LESENSE.
Kojto	98:8ab26030e058	1056	*
Kojto	98:8ab26030e058	1057	* @return
Kojto	98:8ab26030e058	1058	* This function returns the value of LESENSE_STATUS register that
Kojto	98:8ab26030e058	1059	* contains the OR combination of the following status bits:
Kojto	98:8ab26030e058	1060	* @li LESENSE_STATUS_RESV - Result data valid. Set when data is available
Kojto	98:8ab26030e058	1061	* in the result buffer. Cleared when the buffer is empty.
Kojto	98:8ab26030e058	1062	* @li LESENSE_STATUS_RESFULL - Result buffer full. Set when the result
Kojto	98:8ab26030e058	1063	* buffer is full.
Kojto	98:8ab26030e058	1064	* @li LESENSE_STATUS_RUNNING - LESENSE is active.
Kojto	98:8ab26030e058	1065	* @li LESENSE_STATUS_SCANACTIVE - LESENSE is currently interfacing sensors.
Kojto	98:8ab26030e058	1066	******************************************************************************/
Kojto	98:8ab26030e058	1067	__STATIC_INLINE uint32_t LESENSE_StatusGet(void)
Kojto	98:8ab26030e058	1068	{
Kojto	98:8ab26030e058	1069	return LESENSE->STATUS;
Kojto	98:8ab26030e058	1070	}
Kojto	98:8ab26030e058	1071
Kojto	98:8ab26030e058	1072
Kojto	98:8ab26030e058	1073	/*************************************************************************//
Kojto	98:8ab26030e058	1074	* @brief
Kojto	98:8ab26030e058	1075	* Wait until the status of LESENSE is equal to what requested.
Kojto	98:8ab26030e058	1076	*
Kojto	98:8ab26030e058	1077	* @details
Kojto	98:8ab26030e058	1078	* This function is polling the LESENSE_STATUS register and waits until the
Kojto	98:8ab26030e058	1079	* requested combination of flags are set.
Kojto	98:8ab26030e058	1080	*
Kojto	98:8ab26030e058	1081	* @param[in] flag
Kojto	98:8ab26030e058	1082	* The OR combination of the following status bits:
Kojto	98:8ab26030e058	1083	* @li LESENSE_STATUS_BUFDATAV - Result data valid. Set when data is available
Kojto	98:8ab26030e058	1084	* in the result buffer. Cleared when the buffer is empty.
Kojto	98:8ab26030e058	1085	* @li LESENSE_STATUS_BUFHALFFULL - Result buffer half full. Set when the
Kojto	98:8ab26030e058	1086	* result buffer is half full.
Kojto	98:8ab26030e058	1087	* @li LESENSE_STATUS_BUFFULL - Result buffer full. Set when the result
Kojto	98:8ab26030e058	1088	* buffer is full.
Kojto	98:8ab26030e058	1089	* @li LESENSE_STATUS_RUNNING - LESENSE is active.
Kojto	98:8ab26030e058	1090	* @li LESENSE_STATUS_SCANACTIVE - LESENSE is currently interfacing sensors.
Kojto	98:8ab26030e058	1091	* @li LESENSE_STATUS_DACACTIVE - The DAC interface is currently active.
Kojto	98:8ab26030e058	1092	******************************************************************************/
Kojto	98:8ab26030e058	1093	__STATIC_INLINE void LESENSE_StatusWait(uint32_t flag)
Kojto	98:8ab26030e058	1094	{
Kojto	98:8ab26030e058	1095	while (!(LESENSE->STATUS & flag))
Kojto	98:8ab26030e058	1096	;
Kojto	98:8ab26030e058	1097	}
Kojto	98:8ab26030e058	1098
Kojto	98:8ab26030e058	1099
Kojto	98:8ab26030e058	1100	/*************************************************************************//
Kojto	98:8ab26030e058	1101	* @brief
Kojto	98:8ab26030e058	1102	* Get the currently active channel index.
Kojto	98:8ab26030e058	1103	*
Kojto	98:8ab26030e058	1104	* @return
Kojto	98:8ab26030e058	1105	* This function returns the value of LESENSE_CHINDEX register that
Kojto	98:8ab26030e058	1106	* contains the index of the currently active channel (0-15).
Kojto	98:8ab26030e058	1107	******************************************************************************/
Kojto	98:8ab26030e058	1108	__STATIC_INLINE uint32_t LESENSE_ChannelActiveGet(void)
Kojto	98:8ab26030e058	1109	{
Kojto	98:8ab26030e058	1110	return LESENSE->CURCH;
Kojto	98:8ab26030e058	1111	}
Kojto	98:8ab26030e058	1112
Kojto	98:8ab26030e058	1113
Kojto	98:8ab26030e058	1114	/*************************************************************************//
Kojto	98:8ab26030e058	1115	* @brief
Kojto	98:8ab26030e058	1116	* Get the latest scan comparison result (1 bit / channel).
Kojto	98:8ab26030e058	1117	*
Kojto	98:8ab26030e058	1118	* @return
Kojto	98:8ab26030e058	1119	* This function returns the value of LESENSE_SCANRES register that
Kojto	98:8ab26030e058	1120	* contains the comparison result of the last scan on all channels.
Kojto	98:8ab26030e058	1121	* Bit x is set if a comparison triggered on channel x, which means that the
Kojto	98:8ab26030e058	1122	* LESENSE counter met the comparison criteria set in LESENSE_CHx_EVAL by
Kojto	98:8ab26030e058	1123	* COMPMODE and CNTTHRES.
Kojto	98:8ab26030e058	1124	******************************************************************************/
Kojto	98:8ab26030e058	1125	__STATIC_INLINE uint32_t LESENSE_ScanResultGet(void)
Kojto	98:8ab26030e058	1126	{
Kojto	98:8ab26030e058	1127	return LESENSE->SCANRES;
Kojto	98:8ab26030e058	1128	}
Kojto	98:8ab26030e058	1129
Kojto	98:8ab26030e058	1130
Kojto	98:8ab26030e058	1131	/*************************************************************************//
Kojto	98:8ab26030e058	1132	* @brief
Kojto	98:8ab26030e058	1133	* Get the oldest unread data from the result buffer.
Kojto	98:8ab26030e058	1134	*
Kojto	98:8ab26030e058	1135	* @note
Kojto	98:8ab26030e058	1136	* Make sure that the STORERES bit is set in LESENSE_CHx_EVAL, or
Kojto	98:8ab26030e058	1137	* STRSCANRES bit is set in LESENSE_CTRL, otherwise this function will return
Kojto	98:8ab26030e058	1138	* undefined value.
Kojto	98:8ab26030e058	1139	*
Kojto	98:8ab26030e058	1140	* @return
Kojto	98:8ab26030e058	1141	* This function returns the value of LESENSE_RESDATA register that
Kojto	98:8ab26030e058	1142	* contains the oldest unread counter result from the result buffer.
Kojto	98:8ab26030e058	1143	******************************************************************************/
Kojto	98:8ab26030e058	1144	__STATIC_INLINE uint32_t LESENSE_ScanResultDataGet(void)
Kojto	98:8ab26030e058	1145	{
Kojto	98:8ab26030e058	1146	return LESENSE->BUFDATA;
Kojto	98:8ab26030e058	1147	}
Kojto	98:8ab26030e058	1148
Kojto	98:8ab26030e058	1149
Kojto	98:8ab26030e058	1150	/*************************************************************************//
Kojto	98:8ab26030e058	1151	* @brief
Kojto	98:8ab26030e058	1152	* Get data from the result data buffer.
Kojto	98:8ab26030e058	1153	*
Kojto	98:8ab26030e058	1154	* @note
Kojto	98:8ab26030e058	1155	* Make sure that the STORERES bit is set in LESENSE_CHx_EVAL, or
Kojto	98:8ab26030e058	1156	* STRSCANRES bit is set in LESENSE_CTRL, otherwise this function will return
Kojto	98:8ab26030e058	1157	* undefined value.
Kojto	98:8ab26030e058	1158	*
Kojto	98:8ab26030e058	1159	* @param[in] idx
Kojto	98:8ab26030e058	1160	* Result data buffer index. Valid range: 0-15.
Kojto	98:8ab26030e058	1161	*
Kojto	98:8ab26030e058	1162	* @return
Kojto	98:8ab26030e058	1163	* This function returns the selected word from the result data buffer.
Kojto	98:8ab26030e058	1164	******************************************************************************/
Kojto	98:8ab26030e058	1165	__STATIC_INLINE uint32_t LESENSE_ScanResultDataBufferGet(uint32_t idx)
Kojto	98:8ab26030e058	1166	{
Kojto	98:8ab26030e058	1167	/* Note: masking is needed to avoid over-indexing! */
Kojto	98:8ab26030e058	1168	return LESENSE->BUF[idx & 0x0FU].DATA;
Kojto	98:8ab26030e058	1169	}
Kojto	98:8ab26030e058	1170
Kojto	98:8ab26030e058	1171	/*************************************************************************//
Kojto	98:8ab26030e058	1172	* @brief
Kojto	98:8ab26030e058	1173	* Get the current state of the LESENSE sensor.
Kojto	98:8ab26030e058	1174	*
Kojto	98:8ab26030e058	1175	* @return
Kojto	98:8ab26030e058	1176	* This function returns the value of LESENSE_SENSORSTATE register that
Kojto	98:8ab26030e058	1177	* represents the current state of the LESENSE sensor.
Kojto	98:8ab26030e058	1178	******************************************************************************/
Kojto	98:8ab26030e058	1179	__STATIC_INLINE uint32_t LESENSE_SensorStateGet(void)
Kojto	98:8ab26030e058	1180	{
Kojto	98:8ab26030e058	1181	return LESENSE->SENSORSTATE;
Kojto	98:8ab26030e058	1182	}
Kojto	98:8ab26030e058	1183
Kojto	98:8ab26030e058	1184
Kojto	98:8ab26030e058	1185	/*************************************************************************//
Kojto	98:8ab26030e058	1186	* @brief
Kojto	98:8ab26030e058	1187	* Shut off power to the LESENSE RAM, disables LESENSE.
Kojto	98:8ab26030e058	1188	*
Kojto	98:8ab26030e058	1189	* @details
Kojto	98:8ab26030e058	1190	* This function shuts off the LESENSE RAM in order to decrease the leakage
Kojto	113:f141b2784e32	1191	* current of the mcu if LESENSE is not used in your application.
Kojto	98:8ab26030e058	1192	*
Kojto	98:8ab26030e058	1193	* @note
Kojto	98:8ab26030e058	1194	* Warning! Once the LESENSE RAM is powered down, it cannot be powered up
Kojto	98:8ab26030e058	1195	* again.
Kojto	98:8ab26030e058	1196	******************************************************************************/
Kojto	98:8ab26030e058	1197	__STATIC_INLINE void LESENSE_RAMPowerDown(void)
Kojto	98:8ab26030e058	1198	{
Kojto	98:8ab26030e058	1199	/* Power down LESENSE RAM */
Kojto	98:8ab26030e058	1200	LESENSE->POWERDOWN = LESENSE_POWERDOWN_RAM;
Kojto	98:8ab26030e058	1201	}
Kojto	98:8ab26030e058	1202
Kojto	98:8ab26030e058	1203
Kojto	98:8ab26030e058	1204	/*************************************************************************//
Kojto	98:8ab26030e058	1205	* @brief
Kojto	98:8ab26030e058	1206	* Clear one or more pending LESENSE interrupts.
Kojto	98:8ab26030e058	1207	*
Kojto	98:8ab26030e058	1208	* @param[in] flags
Kojto	98:8ab26030e058	1209	* Pending LESENSE interrupt sources to clear. Use a set of interrupt flags
Kojto	98:8ab26030e058	1210	* OR-ed together to clear multiple interrupt sources of the LESENSE module
Kojto	98:8ab26030e058	1211	* (LESENSE_IF_nnn).
Kojto	98:8ab26030e058	1212	******************************************************************************/
Kojto	98:8ab26030e058	1213	__STATIC_INLINE void LESENSE_IntClear(uint32_t flags)
Kojto	98:8ab26030e058	1214	{
Kojto	98:8ab26030e058	1215	LESENSE->IFC = flags;
Kojto	98:8ab26030e058	1216	}
Kojto	98:8ab26030e058	1217
Kojto	98:8ab26030e058	1218
Kojto	98:8ab26030e058	1219	/*************************************************************************//
Kojto	98:8ab26030e058	1220	* @brief
Kojto	98:8ab26030e058	1221	* Enable one or more LESENSE interrupts.
Kojto	98:8ab26030e058	1222	*
Kojto	98:8ab26030e058	1223	* @param[in] flags
Kojto	98:8ab26030e058	1224	* LESENSE interrupt sources to enable. Use a set of interrupt flags OR-ed
Kojto	98:8ab26030e058	1225	* together to enable multiple interrupt sources of the LESENSE module
Kojto	98:8ab26030e058	1226	* (LESENSE_IF_nnn).
Kojto	98:8ab26030e058	1227	******************************************************************************/
Kojto	98:8ab26030e058	1228	__STATIC_INLINE void LESENSE_IntEnable(uint32_t flags)
Kojto	98:8ab26030e058	1229	{
Kojto	98:8ab26030e058	1230	LESENSE->IEN \|= flags;
Kojto	98:8ab26030e058	1231	}
Kojto	98:8ab26030e058	1232
Kojto	98:8ab26030e058	1233
Kojto	98:8ab26030e058	1234	/*************************************************************************//
Kojto	98:8ab26030e058	1235	* @brief
Kojto	98:8ab26030e058	1236	* Disable one or more LESENSE interrupts.
Kojto	98:8ab26030e058	1237	*
Kojto	98:8ab26030e058	1238	* @param[in] flags
Kojto	98:8ab26030e058	1239	* LESENSE interrupt sources to disable. Use a set of interrupt flags OR-ed
Kojto	98:8ab26030e058	1240	* together to disable multiple interrupt sources of the LESENSE module
Kojto	98:8ab26030e058	1241	* (LESENSE_IF_nnn).
Kojto	98:8ab26030e058	1242	******************************************************************************/
Kojto	98:8ab26030e058	1243	__STATIC_INLINE void LESENSE_IntDisable(uint32_t flags)
Kojto	98:8ab26030e058	1244	{
Kojto	113:f141b2784e32	1245	LESENSE->IEN &= ~flags;
Kojto	98:8ab26030e058	1246	}
Kojto	98:8ab26030e058	1247
Kojto	98:8ab26030e058	1248
Kojto	98:8ab26030e058	1249	/*************************************************************************//
Kojto	98:8ab26030e058	1250	* @brief
Kojto	98:8ab26030e058	1251	* Set one or more pending LESENSE interrupts from SW.
Kojto	98:8ab26030e058	1252	*
Kojto	98:8ab26030e058	1253	* @param[in] flags
Kojto	98:8ab26030e058	1254	* LESENSE interrupt sources to set to pending. Use a set of interrupt
Kojto	98:8ab26030e058	1255	* flags OR-ed together to set multiple interrupt sources of the LESENSE
Kojto	98:8ab26030e058	1256	* module (LESENSE_IFS_nnn).
Kojto	98:8ab26030e058	1257	******************************************************************************/
Kojto	98:8ab26030e058	1258	__STATIC_INLINE void LESENSE_IntSet(uint32_t flags)
Kojto	98:8ab26030e058	1259	{
Kojto	98:8ab26030e058	1260	LESENSE->IFS = flags;
Kojto	98:8ab26030e058	1261	}
Kojto	98:8ab26030e058	1262
Kojto	98:8ab26030e058	1263
Kojto	98:8ab26030e058	1264	/*************************************************************************//
Kojto	98:8ab26030e058	1265	* @brief
Kojto	98:8ab26030e058	1266	* Get pending LESENSE interrupt flags.
Kojto	98:8ab26030e058	1267	*
Kojto	98:8ab26030e058	1268	* @note
Kojto	98:8ab26030e058	1269	* The event bits are not cleared by the use of this function.
Kojto	98:8ab26030e058	1270	*
Kojto	98:8ab26030e058	1271	* @return
Kojto	98:8ab26030e058	1272	* Pending LESENSE interrupt sources. The OR combination of valid interrupt
Kojto	98:8ab26030e058	1273	* flags of the LESENSE module (LESENSE_IF_nnn).
Kojto	98:8ab26030e058	1274	******************************************************************************/
Kojto	98:8ab26030e058	1275	__STATIC_INLINE uint32_t LESENSE_IntGet(void)
Kojto	98:8ab26030e058	1276	{
Kojto	98:8ab26030e058	1277	return LESENSE->IF;
Kojto	98:8ab26030e058	1278	}
Kojto	98:8ab26030e058	1279
Kojto	98:8ab26030e058	1280
Kojto	98:8ab26030e058	1281	/*************************************************************************//
Kojto	98:8ab26030e058	1282	* @brief
Kojto	98:8ab26030e058	1283	* Get enabled and pending LESENSE interrupt flags.
Kojto	98:8ab26030e058	1284	*
Kojto	98:8ab26030e058	1285	* @details
Kojto	98:8ab26030e058	1286	* Useful for handling more interrupt sources in the same interrupt handler.
Kojto	98:8ab26030e058	1287	*
Kojto	98:8ab26030e058	1288	* @note
Kojto	98:8ab26030e058	1289	* The event bits are not cleared by the use of this function.
Kojto	98:8ab26030e058	1290	*
Kojto	98:8ab26030e058	1291	* @return
Kojto	98:8ab26030e058	1292	* Pending and enabled LESENSE interrupt sources.
Kojto	98:8ab26030e058	1293	* The return value is the bitwise AND combination of
Kojto	98:8ab26030e058	1294	* - the OR combination of enabled interrupt sources in LESENSE_IEN_nnn
Kojto	98:8ab26030e058	1295	* register (LESENSE_IEN_nnn) and
Kojto	98:8ab26030e058	1296	* - the OR combination of valid interrupt flags of the LESENSE module
Kojto	98:8ab26030e058	1297	* (LESENSE_IF_nnn).
Kojto	98:8ab26030e058	1298	******************************************************************************/
Kojto	98:8ab26030e058	1299	__STATIC_INLINE uint32_t LESENSE_IntGetEnabled(void)
Kojto	98:8ab26030e058	1300	{
Kojto	98:8ab26030e058	1301	uint32_t tmp;
Kojto	98:8ab26030e058	1302
Kojto	98:8ab26030e058	1303	/* Store LESENSE->IEN in temporary variable in order to define explicit order
Kojto	98:8ab26030e058	1304	* of volatile accesses. */
Kojto	98:8ab26030e058	1305	tmp = LESENSE->IEN;
Kojto	98:8ab26030e058	1306
Kojto	98:8ab26030e058	1307	/* Bitwise AND of pending and enabled interrupts */
Kojto	98:8ab26030e058	1308	return LESENSE->IF & tmp;
Kojto	98:8ab26030e058	1309	}
Kojto	98:8ab26030e058	1310
Kojto	98:8ab26030e058	1311
Kojto	98:8ab26030e058	1312	/** @} (end addtogroup LESENSE) */
Kojto	98:8ab26030e058	1313	/** @} (end addtogroup EM_Library) */
Kojto	98:8ab26030e058	1314
Kojto	98:8ab26030e058	1315	#ifdef __cplusplus
Kojto	98:8ab26030e058	1316	}
Kojto	98:8ab26030e058	1317	#endif
Kojto	98:8ab26030e058	1318
Kojto	98:8ab26030e058	1319	#endif /* defined(LESENSE_COUNT) && (LESENSE_COUNT > 0) */
Kojto	98:8ab26030e058	1320
Kojto	113:f141b2784e32	1321	#endif /* __SILICON_LABS_EM_LESENSE_H__ */