diff options
Diffstat (limited to 'drivers/fsl_adc16.h')
| -rw-r--r-- | drivers/fsl_adc16.h | 73 |
1 files changed, 36 insertions, 37 deletions
diff --git a/drivers/fsl_adc16.h b/drivers/fsl_adc16.h index 7f5169a..ea62c55 100644 --- a/drivers/fsl_adc16.h +++ b/drivers/fsl_adc16.h @@ -1,6 +1,6 @@ /* * Copyright (c) 2015, Freescale Semiconductor, Inc. - * All rights reserved. + * Copyright 2016-2017 NXP * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: @@ -12,7 +12,7 @@ * list of conditions and the following disclaimer in the documentation and/or * other materials provided with the distribution. * - * o Neither the name of Freescale Semiconductor, Inc. nor the names of its + * o Neither the name of the copyright holder nor the names of its * contributors may be used to endorse or promote products derived from this * software without specific prior written permission. * @@ -73,7 +73,7 @@ enum _adc16_status_flags * @brief Channel multiplexer mode for each channel. * * For some ADC16 channels, there are two pin selections in channel multiplexer. For example, ADC0_SE4a and ADC0_SE4b - * are the different channels but share the same channel number. + * are the different channels that share the same channel number. */ typedef enum _adc_channel_mux_mode { @@ -103,7 +103,7 @@ typedef enum _adc16_resolution kADC16_Resolution12or13Bit = 1U, /*!< Single End 12-bit or Differential Sample 13-bit. */ kADC16_Resolution10or11Bit = 2U, /*!< Single End 10-bit or Differential Sample 11-bit. */ - /* This group of enumeration is for public user. */ + /* This group of enumeration is for a public user. */ kADC16_ResolutionSE8Bit = kADC16_Resolution8or9Bit, /*!< Single End 8-bit. */ kADC16_ResolutionSE12Bit = kADC16_Resolution12or13Bit, /*!< Single End 12-bit. */ kADC16_ResolutionSE10Bit = kADC16_Resolution10or11Bit, /*!< Single End 10-bit. */ @@ -202,7 +202,7 @@ typedef enum _adc16_pga_gain #endif /* FSL_FEATURE_ADC16_HAS_PGA */ /*! - * @brief ADC16 converter configuration . + * @brief ADC16 converter configuration. */ typedef struct _adc16_config { @@ -218,7 +218,7 @@ typedef struct _adc16_config } adc16_config_t; /*! - * @brief ADC16 Hardware compare configuration. + * @brief ADC16 Hardware comparison configuration. */ typedef struct _adc16_hardware_compare_config { @@ -295,9 +295,9 @@ void ADC16_Init(ADC_Type *base, const adc16_config_t *config); void ADC16_Deinit(ADC_Type *base); /*! - * @brief Gets an available pre-defined settings for converter's configuration. + * @brief Gets an available pre-defined settings for the converter's configuration. * - * This function initializes the converter configuration structure with an available settings. The default values are: + * This function initializes the converter configuration structure with available settings. The default values are as follows. * @code * config->referenceVoltageSource = kADC16_ReferenceVoltageSourceVref; * config->clockSource = kADC16_ClockSourceAsynchronousClock; @@ -309,7 +309,7 @@ void ADC16_Deinit(ADC_Type *base); * config->enableLowPower = false; * config->enableContinuousConversion = false; * @endcode - * @param config Pointer to configuration structure. + * @param config Pointer to the configuration structure. */ void ADC16_GetDefaultConfig(adc16_config_t *config); @@ -317,15 +317,15 @@ void ADC16_GetDefaultConfig(adc16_config_t *config); /*! * @brief Automates the hardware calibration. * - * This auto calibration helps to adjust the plus/minus side gain automatically on the converter's working situation. + * This auto calibration helps to adjust the plus/minus side gain automatically. * Execute the calibration before using the converter. Note that the hardware trigger should be used - * during calibration. + * during the calibration. * * @param base ADC16 peripheral base address. * * @return Execution status. * @retval kStatus_Success Calibration is done successfully. - * @retval kStatus_Fail Calibration is failed. + * @retval kStatus_Fail Calibration has failed. */ status_t ADC16_DoAutoCalibration(ADC_Type *base); #endif /* FSL_FEATURE_ADC16_HAS_CALIBRATION */ @@ -349,16 +349,16 @@ static inline void ADC16_SetOffsetValue(ADC_Type *base, int16_t value) /* @} */ /*! - * @name Advanced Feature + * @name Advanced Features * @{ */ #if defined(FSL_FEATURE_ADC16_HAS_DMA) && FSL_FEATURE_ADC16_HAS_DMA /*! - * @brief Enables generating the DMA trigger when conversion is completed. + * @brief Enables generating the DMA trigger when the conversion is complete. * * @param base ADC16 peripheral base address. - * @param enable Switcher of DMA feature. "true" means to enable, "false" means not. + * @param enable Switcher of the DMA feature. "true" means enabled, "false" means not enabled. */ static inline void ADC16_EnableDMA(ADC_Type *base, bool enable) { @@ -377,7 +377,7 @@ static inline void ADC16_EnableDMA(ADC_Type *base, bool enable) * @brief Enables the hardware trigger mode. * * @param base ADC16 peripheral base address. - * @param enable Switcher of hardware trigger feature. "true" means to enable, "false" means not. + * @param enable Switcher of the hardware trigger feature. "true" means enabled, "false" means not enabled. */ static inline void ADC16_EnableHardwareTrigger(ADC_Type *base, bool enable) { @@ -407,13 +407,12 @@ void ADC16_SetChannelMuxMode(ADC_Type *base, adc16_channel_mux_mode_t mode); /*! * @brief Configures the hardware compare mode. * - * The hardware compare mode provides a way to process the conversion result automatically by hardware. Only the result - * in - * compare range is available. To compare the range, see "adc16_hardware_compare_mode_t", or the reference - * manual document for more detailed information. + * The hardware compare mode provides a way to process the conversion result automatically by using hardware. Only the result + * in the compare range is available. To compare the range, see "adc16_hardware_compare_mode_t" or the appopriate reference + * manual for more information. * * @param base ADC16 peripheral base address. - * @param config Pointer to "adc16_hardware_compare_config_t" structure. Passing "NULL" is to disable the feature. + * @param config Pointer to the "adc16_hardware_compare_config_t" structure. Passing "NULL" disables the feature. */ void ADC16_SetHardwareCompareConfig(ADC_Type *base, const adc16_hardware_compare_config_t *config); @@ -421,21 +420,21 @@ void ADC16_SetHardwareCompareConfig(ADC_Type *base, const adc16_hardware_compare /*! * @brief Sets the hardware average mode. * - * Hardware average mode provides a way to process the conversion result automatically by hardware. The multiple - * conversion results are accumulated and averaged internally. This aids reading results. + * The hardware average mode provides a way to process the conversion result automatically by using hardware. The multiple + * conversion results are accumulated and averaged internally making them easier to read. * * @param base ADC16 peripheral base address. - * @param mode Setting hardware average mode. See "adc16_hardware_average_mode_t". + * @param mode Setting the hardware average mode. See "adc16_hardware_average_mode_t". */ void ADC16_SetHardwareAverage(ADC_Type *base, adc16_hardware_average_mode_t mode); #endif /* FSL_FEATURE_ADC16_HAS_HW_AVERAGE */ #if defined(FSL_FEATURE_ADC16_HAS_PGA) && FSL_FEATURE_ADC16_HAS_PGA /*! - * @brief Configures the PGA for converter's front end. + * @brief Configures the PGA for the converter's front end. * * @param base ADC16 peripheral base address. - * @param config Pointer to "adc16_pga_config_t" structure. Passing "NULL" is to disable the feature. + * @param config Pointer to the "adc16_pga_config_t" structure. Passing "NULL" disables the feature. */ void ADC16_SetPGAConfig(ADC_Type *base, const adc16_pga_config_t *config); #endif /* FSL_FEATURE_ADC16_HAS_PGA */ @@ -467,26 +466,26 @@ void ADC16_ClearStatusFlags(ADC_Type *base, uint32_t mask); /*! * @brief Configures the conversion channel. * - * This operation triggers the conversion if in software trigger mode. When in hardware trigger mode, this API + * This operation triggers the conversion when in software trigger mode. When in hardware trigger mode, this API * configures the channel while the external trigger source helps to trigger the conversion. * * Note that the "Channel Group" has a detailed description. - * To allow sequential conversions of the ADC to be triggered by internal peripherals, the ADC can have more than one - * group of status and control register, one for each conversion. The channel group parameter indicates which group of - * registers are used channel group 0 is for Group A registers and channel group 1 is for Group B registers. The + * To allow sequential conversions of the ADC to be triggered by internal peripherals, the ADC has more than one + * group of status and control registers, one for each conversion. The channel group parameter indicates which group of + * registers are used, for example, channel group 0 is for Group A registers and channel group 1 is for Group B registers. The * channel groups are used in a "ping-pong" approach to control the ADC operation. At any point, only one of - * the channel groups is actively controlling ADC conversions. Channel group 0 is used for both software and hardware - * trigger modes of operation. Channel groups 1 and greater indicate potentially multiple channel group registers for - * use only in hardware trigger mode. See the chip configuration information in the MCU reference manual about the - * number of SC1n registers (channel groups) specific to this device. None of the channel groups 1 or greater are used - * for software trigger operation and therefore writes to these channel groups do not initiate a new conversion. - * Updating channel group 0 while a different channel group is actively controlling a conversion is allowed and + * the channel groups is actively controlling ADC conversions. The channel group 0 is used for both software and hardware + * trigger modes. Channel group 1 and greater indicates multiple channel group registers for + * use only in hardware trigger mode. See the chip configuration information in the appropriate MCU reference manual for the + * number of SC1n registers (channel groups) specific to this device. Channel group 1 or greater are not used + * for software trigger operation. Therefore, writing to these channel groups does not initiate a new conversion. + * Updating the channel group 0 while a different channel group is actively controlling a conversion is allowed and * vice versa. Writing any of the channel group registers while that specific channel group is actively controlling a * conversion aborts the current conversion. * * @param base ADC16 peripheral base address. * @param channelGroup Channel group index. - * @param config Pointer to "adc16_channel_config_t" structure for conversion channel. + * @param config Pointer to the "adc16_channel_config_t" structure for the conversion channel. */ void ADC16_SetChannelConfig(ADC_Type *base, uint32_t channelGroup, const adc16_channel_config_t *config); |