455 lines
11 KiB
C
455 lines
11 KiB
C
/**
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**************************************************************************
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* @file at32f435_437_dac.c
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* @version v2.0.9
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* @date 2022-06-28
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* @brief contains all the functions for the dac firmware library
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**************************************************************************
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* Copyright notice & Disclaimer
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*
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* The software Board Support Package (BSP) that is made available to
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* download from Artery official website is the copyrighted work of Artery.
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* Artery authorizes customers to use, copy, and distribute the BSP
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* software and its related documentation for the purpose of design and
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* development in conjunction with Artery microcontrollers. Use of the
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* software is governed by this copyright notice and the following disclaimer.
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*
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* THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
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* GUARANTEES OR REPRESENTATIONS OF ANY KIND. ARTERY EXPRESSLY DISCLAIMS,
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* TO THE FULLEST EXTENT PERMITTED BY LAW, ALL EXPRESS, IMPLIED OR
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* STATUTORY OR OTHER WARRANTIES, GUARANTEES OR REPRESENTATIONS,
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* INCLUDING BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
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*
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**************************************************************************
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*/
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#include "at32f435_437_conf.h"
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/** @addtogroup AT32F435_437_periph_driver
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* @{
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*/
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/** @defgroup DAC
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* @brief DAC driver modules
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* @{
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*/
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#ifdef DAC_MODULE_ENABLED
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/** @defgroup DAC_private_functions
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* @{
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*/
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/**
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* @brief dac reset
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* @param none
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* @retval none
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*/
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void dac_reset(void)
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{
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crm_periph_reset(CRM_DAC_PERIPH_RESET, TRUE);
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crm_periph_reset(CRM_DAC_PERIPH_RESET, FALSE);
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}
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/**
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* @brief enable or disable dac
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* @param dac_select
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* this parameter can be one of the following values:
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* - DAC1_SELECT
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* - DAC2_SELECT
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* @param new_state (TRUE or FALSE)
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* @retval none
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*/
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void dac_enable(dac_select_type dac_select, confirm_state new_state)
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{
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switch(dac_select)
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{
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case DAC1_SELECT:
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DAC->ctrl_bit.d1en = new_state;
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break;
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case DAC2_SELECT:
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DAC->ctrl_bit.d2en = new_state;
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break;
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default:
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break;
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}
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}
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/**
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* @brief enable or disable dac output buffer
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* @param dac_select
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* this parameter can be one of the following values:
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* - DAC1_SELECT
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* - DAC2_SELECT
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* @param new_state (TRUE or FALSE)
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* @retval none
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*/
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void dac_output_buffer_enable(dac_select_type dac_select, confirm_state new_state)
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{
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new_state = (confirm_state)!new_state;
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switch(dac_select)
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{
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case DAC1_SELECT:
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DAC->ctrl_bit.d1obdis = new_state;
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break;
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case DAC2_SELECT:
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DAC->ctrl_bit.d2obdis = new_state;
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break;
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default:
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break;
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}
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}
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/**
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* @brief enable or disable dac trigger
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* @param dac_select
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* this parameter can be one of the following values:
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* - DAC1_SELECT
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* - DAC2_SELECT
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* @param new_state (TRUE or FALSE)
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* @retval none
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*/
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void dac_trigger_enable(dac_select_type dac_select, confirm_state new_state)
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{
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switch(dac_select)
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{
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case DAC1_SELECT:
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DAC->ctrl_bit.d1trgen = new_state;
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break;
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case DAC2_SELECT:
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DAC->ctrl_bit.d2trgen = new_state;
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break;
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default:
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break;
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}
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}
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/**
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* @brief select dac trigger
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* @param dac_select
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* this parameter can be one of the following values:
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* - DAC1_SELECT
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* - DAC2_SELECT
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* @param dac_trigger_source
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* this parameter can be one of the following values:
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* - DAC_TMR6_TRGOUT_EVENT
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* - DAC_TMR8_TRGOUT_EVENT
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* - DAC_TMR7_TRGOUT_EVENT
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* - DAC_TMR5_TRGOUT_EVENT
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* - DAC_TMR2_TRGOUT_EVENT
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* - DAC_TMR4_TRGOUT_EVENT
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* - DAC_EXTERNAL_INTERRUPT_LINE_9
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* - DAC_SOFTWARE_TRIGGER
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* @retval none
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*/
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void dac_trigger_select(dac_select_type dac_select, dac_trigger_type dac_trigger_source)
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{
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switch(dac_select)
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{
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case DAC1_SELECT:
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DAC->ctrl_bit.d1trgsel = dac_trigger_source;
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break;
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case DAC2_SELECT:
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DAC->ctrl_bit.d2trgsel = dac_trigger_source;
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break;
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default:
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break;
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}
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}
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/**
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* @brief generate dac software trigger
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* @param dac_select
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* this parameter can be one of the following values:
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* - DAC1_SELECT
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* - DAC2_SELECT
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* @retval none
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*/
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void dac_software_trigger_generate(dac_select_type dac_select)
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{
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switch(dac_select)
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{
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case DAC1_SELECT:
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DAC->swtrg_bit.d1swtrg = TRUE;
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break;
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case DAC2_SELECT:
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DAC->swtrg_bit.d2swtrg = TRUE;
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break;
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default:
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break;
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}
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}
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/**
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* @brief generate dac dual software trigger synchronously
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* @param none
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* @retval none
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*/
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void dac_dual_software_trigger_generate(void)
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{
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DAC->swtrg |= 0x03;
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}
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/**
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* @brief generate dac wave
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* @param dac_select
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* this parameter can be one of the following values:
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* - DAC1_SELECT
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* - DAC2_SELECT
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* @param dac_wave
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* this parameter can be one of the following values:
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* - DAC_WAVE_GENERATE_NONE
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* - DAC_WAVE_GENERATE_NOISE
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* - DAC_WAVE_GENERATE_TRIANGLE
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* @retval none
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*/
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void dac_wave_generate(dac_select_type dac_select, dac_wave_type dac_wave)
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{
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switch(dac_select)
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{
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case DAC1_SELECT:
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DAC->ctrl_bit.d1nm = dac_wave;
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break;
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case DAC2_SELECT:
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DAC->ctrl_bit.d2nm = dac_wave;
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break;
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default:
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break;
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}
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}
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/**
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* @brief select dac mask amplitude
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* @param dac_select
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* this parameter can be one of the following values:
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* - DAC1_SELECT
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* - DAC2_SELECT
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* @param dac_mask_amplitude
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* this parameter can be one of the following values:
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* - DAC_LSFR_BIT0_AMPLITUDE_1
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* - DAC_LSFR_BIT10_AMPLITUDE_3
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* - DAC_LSFR_BIT20_AMPLITUDE_7
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* - DAC_LSFR_BIT30_AMPLITUDE_15
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* - DAC_LSFR_BIT40_AMPLITUDE_31
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* - DAC_LSFR_BIT50_AMPLITUDE_63
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* - DAC_LSFR_BIT60_AMPLITUDE_127
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* - DAC_LSFR_BIT70_AMPLITUDE_255
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* - DAC_LSFR_BIT80_AMPLITUDE_511
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* - DAC_LSFR_BIT90_AMPLITUDE_1023
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* - DAC_LSFR_BITA0_AMPLITUDE_2047
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* - DAC_LSFR_BITB0_AMPLITUDE_4095
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* @retval none
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*/
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void dac_mask_amplitude_select(dac_select_type dac_select, dac_mask_amplitude_type dac_mask_amplitude)
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{
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switch(dac_select)
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{
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case DAC1_SELECT:
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DAC->ctrl_bit.d1nbsel = dac_mask_amplitude;
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break;
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case DAC2_SELECT:
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DAC->ctrl_bit.d2nbsel = dac_mask_amplitude;
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break;
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default:
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break;
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}
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}
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/**
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* @brief enable or disable dac dma
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* @param dac_select
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* this parameter can be one of the following values:
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* - DAC1_SELECT
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* - DAC2_SELECT
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* @param new_state (TRUE or FALSE)
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* @retval none
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*/
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void dac_dma_enable(dac_select_type dac_select, confirm_state new_state)
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{
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switch(dac_select)
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{
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case DAC1_SELECT:
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DAC->ctrl_bit.d1dmaen = new_state;
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break;
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case DAC2_SELECT:
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DAC->ctrl_bit.d2dmaen = new_state;
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break;
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default:
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break;
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}
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}
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/**
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* @brief get dac data output
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* @param dac_select
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* this parameter can be one of the following values:
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* - DAC1_SELECT
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* - DAC2_SELECT
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* @retval dac channel data output
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*/
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uint16_t dac_data_output_get(dac_select_type dac_select)
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{
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uint16_t data_output =0;
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switch(dac_select)
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{
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case DAC1_SELECT:
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data_output = DAC->d1odt_bit.d1odt;
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break;
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case DAC2_SELECT:
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data_output = DAC->d2odt_bit.d2odt;
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break;
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default:
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break;
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}
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return data_output;
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}
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/**
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* @brief set dac1 data
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* @param dac1_aligned
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* this parameter can be one of the following values:
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* DAC1_12BIT_RIGHT
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* DAC1_12BIT_LEFT
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* DAC1_8BIT_RIGHT
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* @param dac1_data :indecate from selected data holding register
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* @retval none
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*/
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void dac_1_data_set(dac1_aligned_data_type dac1_aligned, uint16_t dac1_data)
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{
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*(__IO uint32_t *) dac1_aligned = dac1_data;
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}
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/**
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* @brief set dac2 data
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* @param dac2_aligned
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* this parameter can be one of the following values:
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* DAC2_12BIT_RIGHT
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* DAC2_12BIT_LEFT
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* DAC2_8BIT_RIGHT
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* @param dac2_data :indecate from selected data holding register
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* @retval none
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*/
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void dac_2_data_set(dac2_aligned_data_type dac2_aligned, uint16_t dac2_data)
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{
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*(__IO uint32_t *) dac2_aligned = dac2_data;
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}
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/**
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* @brief set dac dual data
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* @param dac_dual
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* this parameter can be one of the following values:
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* DAC_DUAL_12BIT_RIGHT
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* DAC_DUAL_12BIT_LEFT
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* DAC_DUAL_8BIT_RIGHT
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* @param data1 :dac1 channel indecate from selected data holding register
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* @param data2 :dac1 channel indecate from selected data holding register
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* @retval none
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*/
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void dac_dual_data_set(dac_dual_data_type dac_dual, uint16_t data1, uint16_t data2)
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{
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switch(dac_dual)
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{
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case DAC_DUAL_12BIT_RIGHT:
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*(__IO uint32_t *) dac_dual = (uint32_t)(data1 | (data2 << 16));
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break;
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case DAC_DUAL_12BIT_LEFT:
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*(__IO uint32_t *) dac_dual = (uint32_t)(data1 | (data2 << 16));
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break;
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case DAC_DUAL_8BIT_RIGHT:
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*(__IO uint32_t *) dac_dual = (uint32_t)(data1 | (data2 << 8));
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break;
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default:
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break;
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}
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}
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/**
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* @brief enable/disable dac dma udr interrupt
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* @param dac_select
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* this parameter can be one of the following values:
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* - DAC1_SELECT
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* - DAC2_SELECT
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* @param new_state (TRUE or FALSE)
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* @retval none
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*/
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void dac_udr_enable(dac_select_type dac_select, confirm_state new_state)
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{
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switch(dac_select)
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{
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case DAC1_SELECT:
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DAC->ctrl_bit.d1dmaudrien = new_state;
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break;
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case DAC2_SELECT:
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DAC->ctrl_bit.d2dmaudrien = new_state;
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break;
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default:
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break;
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}
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}
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/**
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* @brief get flag of the dac udr flag.
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* @param dac_select
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* this parameter can be one of the following values:
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* - DAC1_SELECT
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* - DAC2_SELECT
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* @retval the new state of dac udr flag status(SET or RESET).
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*/
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flag_status dac_udr_flag_get(dac_select_type dac_select)
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{
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flag_status status = RESET;
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switch(dac_select)
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{
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case DAC1_SELECT:
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if(DAC->sts_bit.d1dmaudrf != 0)
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status = SET;
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break;
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case DAC2_SELECT:
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if(DAC->sts_bit.d2dmaudrf != 0)
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status = SET;
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break;
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default:
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break;
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}
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return status;
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}
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/**
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* @brief clear the dac udr flag.
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* @param dac_select
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* this parameter can be one of the following values:
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* - DAC1_SELECT
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* - DAC2_SELECT
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* @retval none
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*/
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void dac_udr_flag_clear(dac_select_type dac_select)
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{
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switch(dac_select)
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{
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case DAC1_SELECT:
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DAC->sts = DAC1_D1DMAUDRF;
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break;
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case DAC2_SELECT:
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DAC->sts = DAC2_D2DMAUDRF;
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break;
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default:
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break;
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}
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}
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/**
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* @}
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*/
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#endif
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/**
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* @}
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*/
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/**
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* @}
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*/
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