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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/hal/TARGET_Freescale/TARGET_KPSDK_MCUS/TARGET_KPSDK_CODE/hal/adc/fsl_adc_hal.c@149:1fb5f62b92bd, 2014-04-03 (annotated)

Committer:
mbed_official
Date:
Thu Apr 03 11:45:06 2014 +0100
Revision:
149:1fb5f62b92bd
Parent:
targets/hal/TARGET_Freescale/TARGET_KSDK_MCUS/TARGET_KSDK_CODE/hal/adc/fsl_adc_hal.c@146:f64d43ff0c18
Child:
324:406fd2029f23
Synchronized with git revision 220c0bb39ceee40016e1e86350c058963d01ed42



Full URL: https://github.com/mbedmicro/mbed/commit/220c0bb39ceee40016e1e86350c058963d01ed42/

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 146:f64d43ff0c18 1 /*
mbed_official 146:f64d43ff0c18 2 * Copyright (c) 2013 - 2014, Freescale Semiconductor, Inc.
mbed_official 146:f64d43ff0c18 3 * All rights reserved.
mbed_official 146:f64d43ff0c18 4 *
mbed_official 146:f64d43ff0c18 5 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 146:f64d43ff0c18 6 * are permitted provided that the following conditions are met:
mbed_official 146:f64d43ff0c18 7 *
mbed_official 146:f64d43ff0c18 8 * o Redistributions of source code must retain the above copyright notice, this list
mbed_official 146:f64d43ff0c18 9 * of conditions and the following disclaimer.
mbed_official 146:f64d43ff0c18 10 *
mbed_official 146:f64d43ff0c18 11 * o Redistributions in binary form must reproduce the above copyright notice, this
mbed_official 146:f64d43ff0c18 12 * list of conditions and the following disclaimer in the documentation and/or
mbed_official 146:f64d43ff0c18 13 * other materials provided with the distribution.
mbed_official 146:f64d43ff0c18 14 *
mbed_official 146:f64d43ff0c18 15 * o Neither the name of Freescale Semiconductor, Inc. nor the names of its
mbed_official 146:f64d43ff0c18 16 * contributors may be used to endorse or promote products derived from this
mbed_official 146:f64d43ff0c18 17 * software without specific prior written permission.
mbed_official 146:f64d43ff0c18 18 *
mbed_official 146:f64d43ff0c18 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
mbed_official 146:f64d43ff0c18 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
mbed_official 146:f64d43ff0c18 21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 146:f64d43ff0c18 22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
mbed_official 146:f64d43ff0c18 23 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
mbed_official 146:f64d43ff0c18 24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
mbed_official 146:f64d43ff0c18 25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
mbed_official 146:f64d43ff0c18 26 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
mbed_official 146:f64d43ff0c18 27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
mbed_official 146:f64d43ff0c18 28 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 146:f64d43ff0c18 29 */
mbed_official 146:f64d43ff0c18 30
mbed_official 146:f64d43ff0c18 31 #include "fsl_adc_hal.h"
mbed_official 146:f64d43ff0c18 32 #include "fsl_device_registers.h"
mbed_official 146:f64d43ff0c18 33 #include <assert.h>
mbed_official 146:f64d43ff0c18 34
mbed_official 146:f64d43ff0c18 35 /*******************************************************************************
mbed_official 146:f64d43ff0c18 36 * Code
mbed_official 146:f64d43ff0c18 37 ******************************************************************************/
mbed_official 146:f64d43ff0c18 38
mbed_official 146:f64d43ff0c18 39 /*FUNCTION**********************************************************************
mbed_official 146:f64d43ff0c18 40 *
mbed_official 146:f64d43ff0c18 41 * Function Name : adc_hal_start_calibration
mbed_official 146:f64d43ff0c18 42 * Description : This function is to clear the calibrate flag bit and then set
mbed_official 146:f64d43ff0c18 43 * the enable bit to start the calibration.
mbed_official 146:f64d43ff0c18 44 *
mbed_official 146:f64d43ff0c18 45 *END**************************************************************************/
mbed_official 146:f64d43ff0c18 46 adc_status_t adc_hal_start_calibration(uint32_t instance)
mbed_official 146:f64d43ff0c18 47 {
mbed_official 146:f64d43ff0c18 48 assert(instance < HW_ADC_INSTANCE_COUNT);
mbed_official 146:f64d43ff0c18 49
mbed_official 146:f64d43ff0c18 50 /* Execute the calibration */
mbed_official 146:f64d43ff0c18 51 HW_ADC_SC3_SET(instance, BM_ADC_SC3_CALF); /* Clear the calibration's flag */
mbed_official 146:f64d43ff0c18 52 BW_ADC_SC3_CAL(instance, 1U); /* Enable the calibration */
mbed_official 146:f64d43ff0c18 53 while (!adc_hal_is_conversion_completed(instance, 0U))
mbed_official 146:f64d43ff0c18 54 {} /* Wait conversion is competed */
mbed_official 146:f64d43ff0c18 55 if (adc_hal_is_calibration_fail(instance))
mbed_official 146:f64d43ff0c18 56 {
mbed_official 146:f64d43ff0c18 57 return kStatus_ADC_Failed; /* Check for calibration fail error and return */
mbed_official 146:f64d43ff0c18 58 }
mbed_official 146:f64d43ff0c18 59 return kStatus_ADC_Success;
mbed_official 146:f64d43ff0c18 60 }
mbed_official 146:f64d43ff0c18 61
mbed_official 146:f64d43ff0c18 62 /*FUNCTION**********************************************************************
mbed_official 146:f64d43ff0c18 63 *
mbed_official 146:f64d43ff0c18 64 * Function Name : adc_hal_get_calibration_PG
mbed_official 146:f64d43ff0c18 65 * Description : This function is to get the CLP0 - CLP4 and CLPS and
mbed_official 146:f64d43ff0c18 66 * accumulate them, and then return the value that can be set to PG directly.
mbed_official 146:f64d43ff0c18 67 *
mbed_official 146:f64d43ff0c18 68 *END**************************************************************************/
mbed_official 146:f64d43ff0c18 69 uint32_t adc_hal_get_calibration_PG(uint32_t instance)
mbed_official 146:f64d43ff0c18 70 {
mbed_official 146:f64d43ff0c18 71 assert(instance < HW_ADC_INSTANCE_COUNT);
mbed_official 146:f64d43ff0c18 72 uint32_t cal_var;
mbed_official 146:f64d43ff0c18 73
mbed_official 146:f64d43ff0c18 74 /* Calculate plus-side calibration */
mbed_official 146:f64d43ff0c18 75 cal_var = 0U;
mbed_official 146:f64d43ff0c18 76 cal_var += BR_ADC_CLP0_CLP0(instance);
mbed_official 146:f64d43ff0c18 77 cal_var += BR_ADC_CLP1_CLP1(instance);
mbed_official 146:f64d43ff0c18 78 cal_var += BR_ADC_CLP2_CLP2(instance);
mbed_official 146:f64d43ff0c18 79 cal_var += BR_ADC_CLP3_CLP3(instance);
mbed_official 146:f64d43ff0c18 80 cal_var += BR_ADC_CLP4_CLP4(instance);
mbed_official 146:f64d43ff0c18 81 cal_var += BR_ADC_CLPS_CLPS(instance);
mbed_official 146:f64d43ff0c18 82 cal_var = 0x8000U | (cal_var>>1U);
mbed_official 146:f64d43ff0c18 83
mbed_official 146:f64d43ff0c18 84 return cal_var;
mbed_official 146:f64d43ff0c18 85 }
mbed_official 146:f64d43ff0c18 86
mbed_official 146:f64d43ff0c18 87 /*FUNCTION**********************************************************************
mbed_official 146:f64d43ff0c18 88 *
mbed_official 146:f64d43ff0c18 89 * Function Name : adc_hal_get_calibration_MG
mbed_official 146:f64d43ff0c18 90 * Description : This function is to get the CLM0 - CLM4 and CLMS and
mbed_official 146:f64d43ff0c18 91 * accumulate them, and then return the value that can be set to MG directly.
mbed_official 146:f64d43ff0c18 92 *
mbed_official 146:f64d43ff0c18 93 *END**************************************************************************/
mbed_official 146:f64d43ff0c18 94 uint32_t adc_hal_get_calibration_MG(uint32_t instance)
mbed_official 146:f64d43ff0c18 95 {
mbed_official 146:f64d43ff0c18 96 assert(instance < HW_ADC_INSTANCE_COUNT);
mbed_official 146:f64d43ff0c18 97 uint32_t cal_var;
mbed_official 146:f64d43ff0c18 98
mbed_official 146:f64d43ff0c18 99 /* Calculate minus-side calibration */
mbed_official 146:f64d43ff0c18 100 cal_var = 0U;
mbed_official 146:f64d43ff0c18 101 cal_var += BR_ADC_CLM0_CLM0(instance);
mbed_official 146:f64d43ff0c18 102 cal_var += BR_ADC_CLM1_CLM1(instance);
mbed_official 146:f64d43ff0c18 103 cal_var += BR_ADC_CLM2_CLM2(instance);
mbed_official 146:f64d43ff0c18 104 cal_var += BR_ADC_CLM3_CLM3(instance);
mbed_official 146:f64d43ff0c18 105 cal_var += BR_ADC_CLM4_CLM4(instance);
mbed_official 146:f64d43ff0c18 106 cal_var += BR_ADC_CLMS_CLMS(instance);
mbed_official 146:f64d43ff0c18 107 cal_var = 0x8000U | (cal_var>>1U);
mbed_official 146:f64d43ff0c18 108
mbed_official 146:f64d43ff0c18 109 return cal_var;
mbed_official 146:f64d43ff0c18 110 }
mbed_official 146:f64d43ff0c18 111
mbed_official 146:f64d43ff0c18 112 /*******************************************************************************
mbed_official 146:f64d43ff0c18 113 * EOF
mbed_official 146:f64d43ff0c18 114 ******************************************************************************/