added prescaler for 16 bit pwm in LPC1347 target
Fork of mbed-dev by
targets/hal/TARGET_Freescale/TARGET_KSDK2_MCUS/TARGET_K66F/drivers/fsl_tsi_v4.c@144:ef7eb2e8f9f7, 2016-09-02 (annotated)
- Committer:
- <>
- Date:
- Fri Sep 02 15:07:44 2016 +0100
- Revision:
- 144:ef7eb2e8f9f7
This updates the lib to the mbed lib v125
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
<> | 144:ef7eb2e8f9f7 | 1 | /* |
<> | 144:ef7eb2e8f9f7 | 2 | * Copyright (c) 2014 - 2015, Freescale Semiconductor, Inc. |
<> | 144:ef7eb2e8f9f7 | 3 | * All rights reserved. |
<> | 144:ef7eb2e8f9f7 | 4 | * |
<> | 144:ef7eb2e8f9f7 | 5 | * Redistribution and use in source and binary forms, with or without modification, |
<> | 144:ef7eb2e8f9f7 | 6 | * are permitted provided that the following conditions are met: |
<> | 144:ef7eb2e8f9f7 | 7 | * |
<> | 144:ef7eb2e8f9f7 | 8 | * o Redistributions of source code must retain the above copyright notice, this list |
<> | 144:ef7eb2e8f9f7 | 9 | * of conditions and the following disclaimer. |
<> | 144:ef7eb2e8f9f7 | 10 | * |
<> | 144:ef7eb2e8f9f7 | 11 | * o Redistributions in binary form must reproduce the above copyright notice, this |
<> | 144:ef7eb2e8f9f7 | 12 | * list of conditions and the following disclaimer in the documentation and/or |
<> | 144:ef7eb2e8f9f7 | 13 | * other materials provided with the distribution. |
<> | 144:ef7eb2e8f9f7 | 14 | * |
<> | 144:ef7eb2e8f9f7 | 15 | * o Neither the name of Freescale Semiconductor, Inc. nor the names of its |
<> | 144:ef7eb2e8f9f7 | 16 | * contributors may be used to endorse or promote products derived from this |
<> | 144:ef7eb2e8f9f7 | 17 | * software without specific prior written permission. |
<> | 144:ef7eb2e8f9f7 | 18 | * |
<> | 144:ef7eb2e8f9f7 | 19 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
<> | 144:ef7eb2e8f9f7 | 20 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
<> | 144:ef7eb2e8f9f7 | 21 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
<> | 144:ef7eb2e8f9f7 | 22 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR |
<> | 144:ef7eb2e8f9f7 | 23 | * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
<> | 144:ef7eb2e8f9f7 | 24 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
<> | 144:ef7eb2e8f9f7 | 25 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
<> | 144:ef7eb2e8f9f7 | 26 | * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
<> | 144:ef7eb2e8f9f7 | 27 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
<> | 144:ef7eb2e8f9f7 | 28 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
<> | 144:ef7eb2e8f9f7 | 29 | */ |
<> | 144:ef7eb2e8f9f7 | 30 | #include "fsl_tsi_v4.h" |
<> | 144:ef7eb2e8f9f7 | 31 | |
<> | 144:ef7eb2e8f9f7 | 32 | void TSI_Init(TSI_Type *base, const tsi_config_t *config) |
<> | 144:ef7eb2e8f9f7 | 33 | { |
<> | 144:ef7eb2e8f9f7 | 34 | assert(config != NULL); |
<> | 144:ef7eb2e8f9f7 | 35 | |
<> | 144:ef7eb2e8f9f7 | 36 | bool is_module_enabled = false; |
<> | 144:ef7eb2e8f9f7 | 37 | bool is_int_enabled = false; |
<> | 144:ef7eb2e8f9f7 | 38 | |
<> | 144:ef7eb2e8f9f7 | 39 | CLOCK_EnableClock(kCLOCK_Tsi0); |
<> | 144:ef7eb2e8f9f7 | 40 | if (base->GENCS & TSI_GENCS_TSIEN_MASK) |
<> | 144:ef7eb2e8f9f7 | 41 | { |
<> | 144:ef7eb2e8f9f7 | 42 | is_module_enabled = true; |
<> | 144:ef7eb2e8f9f7 | 43 | TSI_EnableModule(base, false); |
<> | 144:ef7eb2e8f9f7 | 44 | } |
<> | 144:ef7eb2e8f9f7 | 45 | if (base->GENCS & TSI_GENCS_TSIIEN_MASK) |
<> | 144:ef7eb2e8f9f7 | 46 | { |
<> | 144:ef7eb2e8f9f7 | 47 | is_int_enabled = true; |
<> | 144:ef7eb2e8f9f7 | 48 | TSI_DisableInterrupts(base, kTSI_GlobalInterruptEnable); |
<> | 144:ef7eb2e8f9f7 | 49 | } |
<> | 144:ef7eb2e8f9f7 | 50 | |
<> | 144:ef7eb2e8f9f7 | 51 | TSI_SetHighThreshold(base, config->thresh); |
<> | 144:ef7eb2e8f9f7 | 52 | TSI_SetLowThreshold(base, config->thresl); |
<> | 144:ef7eb2e8f9f7 | 53 | TSI_SetElectrodeOSCPrescaler(base, config->prescaler); |
<> | 144:ef7eb2e8f9f7 | 54 | TSI_SetReferenceChargeCurrent(base, config->refchrg); |
<> | 144:ef7eb2e8f9f7 | 55 | TSI_SetElectrodeChargeCurrent(base, config->extchrg); |
<> | 144:ef7eb2e8f9f7 | 56 | TSI_SetNumberOfScans(base, config->nscn); |
<> | 144:ef7eb2e8f9f7 | 57 | TSI_SetAnalogMode(base, config->mode); |
<> | 144:ef7eb2e8f9f7 | 58 | TSI_SetOscVoltageRails(base, config->dvolt); |
<> | 144:ef7eb2e8f9f7 | 59 | TSI_SetElectrodeSeriesResistor(base, config->resistor); |
<> | 144:ef7eb2e8f9f7 | 60 | TSI_SetFilterBits(base, config->filter); |
<> | 144:ef7eb2e8f9f7 | 61 | |
<> | 144:ef7eb2e8f9f7 | 62 | if (is_module_enabled) |
<> | 144:ef7eb2e8f9f7 | 63 | { |
<> | 144:ef7eb2e8f9f7 | 64 | TSI_EnableModule(base, true); |
<> | 144:ef7eb2e8f9f7 | 65 | } |
<> | 144:ef7eb2e8f9f7 | 66 | if (is_int_enabled) |
<> | 144:ef7eb2e8f9f7 | 67 | { |
<> | 144:ef7eb2e8f9f7 | 68 | TSI_EnableInterrupts(base, kTSI_GlobalInterruptEnable); |
<> | 144:ef7eb2e8f9f7 | 69 | } |
<> | 144:ef7eb2e8f9f7 | 70 | } |
<> | 144:ef7eb2e8f9f7 | 71 | |
<> | 144:ef7eb2e8f9f7 | 72 | void TSI_Deinit(TSI_Type *base) |
<> | 144:ef7eb2e8f9f7 | 73 | { |
<> | 144:ef7eb2e8f9f7 | 74 | base->GENCS = 0U; |
<> | 144:ef7eb2e8f9f7 | 75 | base->DATA = 0U; |
<> | 144:ef7eb2e8f9f7 | 76 | base->TSHD = 0U; |
<> | 144:ef7eb2e8f9f7 | 77 | CLOCK_DisableClock(kCLOCK_Tsi0); |
<> | 144:ef7eb2e8f9f7 | 78 | } |
<> | 144:ef7eb2e8f9f7 | 79 | |
<> | 144:ef7eb2e8f9f7 | 80 | void TSI_GetNormalModeDefaultConfig(tsi_config_t *userConfig) |
<> | 144:ef7eb2e8f9f7 | 81 | { |
<> | 144:ef7eb2e8f9f7 | 82 | userConfig->thresh = 0U; |
<> | 144:ef7eb2e8f9f7 | 83 | userConfig->thresl = 0U; |
<> | 144:ef7eb2e8f9f7 | 84 | userConfig->prescaler = kTSI_ElecOscPrescaler_2div; |
<> | 144:ef7eb2e8f9f7 | 85 | userConfig->extchrg = kTSI_ExtOscChargeCurrent_4uA; |
<> | 144:ef7eb2e8f9f7 | 86 | userConfig->refchrg = kTSI_RefOscChargeCurrent_4uA; |
<> | 144:ef7eb2e8f9f7 | 87 | userConfig->nscn = kTSI_ConsecutiveScansNumber_5time; |
<> | 144:ef7eb2e8f9f7 | 88 | userConfig->mode = kTSI_AnalogModeSel_Capacitive; |
<> | 144:ef7eb2e8f9f7 | 89 | userConfig->dvolt = kTSI_OscVolRailsOption_0; |
<> | 144:ef7eb2e8f9f7 | 90 | userConfig->resistor = kTSI_SeriesResistance_32k; |
<> | 144:ef7eb2e8f9f7 | 91 | userConfig->filter = kTSI_FilterBits_3; |
<> | 144:ef7eb2e8f9f7 | 92 | } |
<> | 144:ef7eb2e8f9f7 | 93 | |
<> | 144:ef7eb2e8f9f7 | 94 | void TSI_GetLowPowerModeDefaultConfig(tsi_config_t *userConfig) |
<> | 144:ef7eb2e8f9f7 | 95 | { |
<> | 144:ef7eb2e8f9f7 | 96 | userConfig->thresh = 400U; |
<> | 144:ef7eb2e8f9f7 | 97 | userConfig->thresl = 0U; |
<> | 144:ef7eb2e8f9f7 | 98 | userConfig->prescaler = kTSI_ElecOscPrescaler_2div; |
<> | 144:ef7eb2e8f9f7 | 99 | userConfig->extchrg = kTSI_ExtOscChargeCurrent_4uA; |
<> | 144:ef7eb2e8f9f7 | 100 | userConfig->refchrg = kTSI_RefOscChargeCurrent_4uA; |
<> | 144:ef7eb2e8f9f7 | 101 | userConfig->nscn = kTSI_ConsecutiveScansNumber_5time; |
<> | 144:ef7eb2e8f9f7 | 102 | userConfig->mode = kTSI_AnalogModeSel_Capacitive; |
<> | 144:ef7eb2e8f9f7 | 103 | userConfig->dvolt = kTSI_OscVolRailsOption_0; |
<> | 144:ef7eb2e8f9f7 | 104 | userConfig->resistor = kTSI_SeriesResistance_32k; |
<> | 144:ef7eb2e8f9f7 | 105 | userConfig->filter = kTSI_FilterBits_3; |
<> | 144:ef7eb2e8f9f7 | 106 | } |
<> | 144:ef7eb2e8f9f7 | 107 | |
<> | 144:ef7eb2e8f9f7 | 108 | void TSI_Calibrate(TSI_Type *base, tsi_calibration_data_t *calBuff) |
<> | 144:ef7eb2e8f9f7 | 109 | { |
<> | 144:ef7eb2e8f9f7 | 110 | assert(calBuff != NULL); |
<> | 144:ef7eb2e8f9f7 | 111 | |
<> | 144:ef7eb2e8f9f7 | 112 | uint8_t i = 0U; |
<> | 144:ef7eb2e8f9f7 | 113 | bool is_int_enabled = false; |
<> | 144:ef7eb2e8f9f7 | 114 | |
<> | 144:ef7eb2e8f9f7 | 115 | if (base->GENCS & TSI_GENCS_TSIIEN_MASK) |
<> | 144:ef7eb2e8f9f7 | 116 | { |
<> | 144:ef7eb2e8f9f7 | 117 | is_int_enabled = true; |
<> | 144:ef7eb2e8f9f7 | 118 | TSI_DisableInterrupts(base, kTSI_GlobalInterruptEnable); |
<> | 144:ef7eb2e8f9f7 | 119 | } |
<> | 144:ef7eb2e8f9f7 | 120 | for (i = 0U; i < FSL_FEATURE_TSI_CHANNEL_COUNT; i++) |
<> | 144:ef7eb2e8f9f7 | 121 | { |
<> | 144:ef7eb2e8f9f7 | 122 | TSI_SetMeasuredChannelNumber(base, i); |
<> | 144:ef7eb2e8f9f7 | 123 | TSI_StartSoftwareTrigger(base); |
<> | 144:ef7eb2e8f9f7 | 124 | while (!(TSI_GetStatusFlags(base) & kTSI_EndOfScanFlag)) |
<> | 144:ef7eb2e8f9f7 | 125 | { |
<> | 144:ef7eb2e8f9f7 | 126 | } |
<> | 144:ef7eb2e8f9f7 | 127 | calBuff->calibratedData[i] = TSI_GetCounter(base); |
<> | 144:ef7eb2e8f9f7 | 128 | TSI_ClearStatusFlags(base, kTSI_EndOfScanFlag); |
<> | 144:ef7eb2e8f9f7 | 129 | } |
<> | 144:ef7eb2e8f9f7 | 130 | if (is_int_enabled) |
<> | 144:ef7eb2e8f9f7 | 131 | { |
<> | 144:ef7eb2e8f9f7 | 132 | TSI_EnableInterrupts(base, kTSI_GlobalInterruptEnable); |
<> | 144:ef7eb2e8f9f7 | 133 | } |
<> | 144:ef7eb2e8f9f7 | 134 | } |
<> | 144:ef7eb2e8f9f7 | 135 | |
<> | 144:ef7eb2e8f9f7 | 136 | void TSI_EnableInterrupts(TSI_Type *base, uint32_t mask) |
<> | 144:ef7eb2e8f9f7 | 137 | { |
<> | 144:ef7eb2e8f9f7 | 138 | if (mask & kTSI_GlobalInterruptEnable) |
<> | 144:ef7eb2e8f9f7 | 139 | { |
<> | 144:ef7eb2e8f9f7 | 140 | base->GENCS |= TSI_GENCS_TSIIEN_MASK; |
<> | 144:ef7eb2e8f9f7 | 141 | } |
<> | 144:ef7eb2e8f9f7 | 142 | if (mask & kTSI_OutOfRangeInterruptEnable) |
<> | 144:ef7eb2e8f9f7 | 143 | { |
<> | 144:ef7eb2e8f9f7 | 144 | base->GENCS &= ~TSI_GENCS_ESOR_MASK; |
<> | 144:ef7eb2e8f9f7 | 145 | } |
<> | 144:ef7eb2e8f9f7 | 146 | if (mask & kTSI_EndOfScanInterruptEnable) |
<> | 144:ef7eb2e8f9f7 | 147 | { |
<> | 144:ef7eb2e8f9f7 | 148 | base->GENCS |= TSI_GENCS_ESOR_MASK; |
<> | 144:ef7eb2e8f9f7 | 149 | } |
<> | 144:ef7eb2e8f9f7 | 150 | } |
<> | 144:ef7eb2e8f9f7 | 151 | |
<> | 144:ef7eb2e8f9f7 | 152 | void TSI_DisableInterrupts(TSI_Type *base, uint32_t mask) |
<> | 144:ef7eb2e8f9f7 | 153 | { |
<> | 144:ef7eb2e8f9f7 | 154 | if (mask & kTSI_GlobalInterruptEnable) |
<> | 144:ef7eb2e8f9f7 | 155 | { |
<> | 144:ef7eb2e8f9f7 | 156 | base->GENCS &= ~TSI_GENCS_TSIIEN_MASK; |
<> | 144:ef7eb2e8f9f7 | 157 | } |
<> | 144:ef7eb2e8f9f7 | 158 | if (mask & kTSI_OutOfRangeInterruptEnable) |
<> | 144:ef7eb2e8f9f7 | 159 | { |
<> | 144:ef7eb2e8f9f7 | 160 | base->GENCS |= TSI_GENCS_ESOR_MASK; |
<> | 144:ef7eb2e8f9f7 | 161 | } |
<> | 144:ef7eb2e8f9f7 | 162 | if (mask & kTSI_EndOfScanInterruptEnable) |
<> | 144:ef7eb2e8f9f7 | 163 | { |
<> | 144:ef7eb2e8f9f7 | 164 | base->GENCS &= ~TSI_GENCS_ESOR_MASK; |
<> | 144:ef7eb2e8f9f7 | 165 | } |
<> | 144:ef7eb2e8f9f7 | 166 | } |
<> | 144:ef7eb2e8f9f7 | 167 | |
<> | 144:ef7eb2e8f9f7 | 168 | void TSI_ClearStatusFlags(TSI_Type *base, uint32_t mask) |
<> | 144:ef7eb2e8f9f7 | 169 | { |
<> | 144:ef7eb2e8f9f7 | 170 | if (mask & kTSI_EndOfScanFlag) |
<> | 144:ef7eb2e8f9f7 | 171 | { |
<> | 144:ef7eb2e8f9f7 | 172 | base->GENCS = (base->GENCS & ~(TSI_GENCS_EOSF_MASK | TSI_GENCS_OUTRGF_MASK)) | TSI_GENCS_EOSF_MASK; |
<> | 144:ef7eb2e8f9f7 | 173 | } |
<> | 144:ef7eb2e8f9f7 | 174 | if (mask & kTSI_OutOfRangeFlag) |
<> | 144:ef7eb2e8f9f7 | 175 | { |
<> | 144:ef7eb2e8f9f7 | 176 | base->GENCS = (base->GENCS & ~(TSI_GENCS_EOSF_MASK | TSI_GENCS_OUTRGF_MASK)) | TSI_GENCS_OUTRGF_MASK; |
<> | 144:ef7eb2e8f9f7 | 177 | } |
<> | 144:ef7eb2e8f9f7 | 178 | } |