139 lines
7.1 KiB
C
139 lines
7.1 KiB
C
/***********************************************************************************************************************
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* DISCLAIMER
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* This software is supplied by Renesas Electronics Corporation and is only intended for use with Renesas products.
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* No other uses are authorized. This software is owned by Renesas Electronics Corporation and is protected under all
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* applicable laws, including copyright laws.
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* THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING THIS SOFTWARE, WHETHER EXPRESS, IMPLIED
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* OR STATUTORY, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED.TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY
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* LAW, NEITHER RENESAS ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE FOR ANY DIRECT,
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* INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR
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* ITS AFFILIATES HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
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* Renesas reserves the right, without notice, to make changes to this software and to discontinue the availability
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* of this software. By using this software, you agree to the additional terms and conditions found by accessing the
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* following link:
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* http://www.renesas.com/disclaimer
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*
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* Copyright (C) 2011, 2021 Renesas Electronics Corporation. All rights reserved.
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***********************************************************************************************************************/
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/***********************************************************************************************************************
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* File Name : r_cg_adc.c
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* Version : CodeGenerator for RL78/G12 V2.04.06.02 [08 Nov 2021]
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* Device(s) : R5F10268
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* Tool-Chain : CCRL
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* Description : This file implements device driver for ADC module.
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* Creation Date: 2023-10-05
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***********************************************************************************************************************/
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/***********************************************************************************************************************
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Includes
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***********************************************************************************************************************/
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#include "r_cg_macrodriver.h"
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#include "r_cg_adc.h"
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/* Start user code for include. Do not edit comment generated here */
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/* End user code. Do not edit comment generated here */
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#include "r_cg_userdefine.h"
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/***********************************************************************************************************************
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Pragma directive
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***********************************************************************************************************************/
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/* Start user code for pragma. Do not edit comment generated here */
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/* End user code. Do not edit comment generated here */
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/***********************************************************************************************************************
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Global variables and functions
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***********************************************************************************************************************/
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/* Start user code for global. Do not edit comment generated here */
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/* End user code. Do not edit comment generated here */
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/***********************************************************************************************************************
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* Function Name: R_ADC_Create
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* Description : This function initializes the AD converter.
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* Arguments : None
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* Return Value : None
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***********************************************************************************************************************/
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void R_ADC_Create(void)
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{
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ADCEN = 1U; /* supply AD clock */
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ADM0 = _00_AD_ADM0_INITIALVALUE; /* disable AD conversion and clear ADM0 register */
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ADMK = 1U; /* disable INTAD interrupt */
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ADIF = 0U; /* clear INTAD interrupt flag */
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/* Set INTAD low priority */
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ADPR1 = 1U;
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ADPR0 = 1U;
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/* The reset status of ADPC is analog input, so it's unnecessary to set. */
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/* Set ANI0 - ANI1 pin as analog input */
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PM2 |= 0x03U;
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ADM0 = _08_AD_CONVERSION_CLOCK_32 | _00_AD_TIME_MODE_NORMAL_1 | _00_AD_OPERMODE_SELECT;
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ADM1 = _80_AD_TRIGGER_HARDWARE_NOWAIT | _20_AD_CONVMODE_ONESELECT | _00_AD_TRIGGER_INTTM01;
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ADM2 = _00_AD_POSITIVE_VDD | _00_AD_NEGATIVE_VSS | _00_AD_AREA_MODE_1 | _00_AD_RESOLUTION_10BIT;
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ADUL = _FF_AD_ADUL_VALUE;
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ADLL = _00_AD_ADLL_VALUE;
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ADS = _00_AD_INPUT_CHANNEL_0;
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ADCE = 1U; /* enable AD comparator */
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}
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/***********************************************************************************************************************
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* Function Name: R_ADC_Start
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* Description : This function starts the AD converter.
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* Arguments : None
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* Return Value : None
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***********************************************************************************************************************/
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void R_ADC_Start(void)
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{
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ADIF = 0U; /* clear INTAD interrupt flag */
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ADMK = 0U; /* enable INTAD interrupt */
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ADCS = 1U; /* enable AD conversion */
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}
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/***********************************************************************************************************************
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* Function Name: R_ADC_Stop
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* Description : This function stops the AD converter.
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* Arguments : None
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* Return Value : None
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***********************************************************************************************************************/
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void R_ADC_Stop(void)
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{
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ADCS = 0U; /* disable AD conversion */
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ADMK = 1U; /* disable INTAD interrupt */
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ADIF = 0U; /* clear INTAD interrupt flag */
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}
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/***********************************************************************************************************************
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* Function Name: R_ADC_Set_OperationOn
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* Description : This function enables comparator operation.
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* Arguments : None
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* Return Value : None
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***********************************************************************************************************************/
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void R_ADC_Set_OperationOn(void)
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{
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ADCE = 1U; /* enable AD comparator */
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}
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/***********************************************************************************************************************
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* Function Name: R_ADC_Set_OperationOff
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* Description : This function stops comparator operation.
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* Arguments : None
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* Return Value : None
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***********************************************************************************************************************/
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void R_ADC_Set_OperationOff(void)
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{
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ADCE = 0U; /* disable AD comparator */
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}
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/***********************************************************************************************************************
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* Function Name: R_ADC_Get_Result
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* Description : This function returns the conversion result in the buffer.
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* Arguments : buffer -
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* the address where to write the conversion result
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* Return Value : None
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***********************************************************************************************************************/
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void R_ADC_Get_Result(uint16_t * const buffer)
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{
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*buffer = (uint16_t)(ADCR >> 6U);
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}
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/* Start user code for adding. Do not edit comment generated here */
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/* End user code. Do not edit comment generated here */
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