99 lines
3.4 KiB
C
99 lines
3.4 KiB
C
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/*
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* Copyright (c) 2022 OpenLuat & AirM2M
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of
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* this software and associated documentation files (the "Software"), to deal in
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* the Software without restriction, including without limitation the rights to
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* use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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* the Software, and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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* FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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* COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef __AIR105_DAC_H__
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#define __AIR105_DAC_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Include ------------------------------------------------------------------*/
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#include "air105.h"
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#define DAC_CR1_IS_RUNNING ((uint32_t)0x20000000)
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#define DAC_CR1_POWER_DOWN ((uint32_t)0x00000010)
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#define DAC_CR1_FIFO_RESET ((uint32_t)0x00000008)
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#define DAC_CR1_DMA_ENABLE ((uint32_t)0x00000004)
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#define IS_DAC_DATA(DATA) ((DATA) <= 0x3FF)
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#define DAC_CURR_SEL_MASK ((uint32_t)0x00000020)
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#define DAC_CURR_SEL_20K ((uint32_t)0x00000000)
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#define DAC_CURR_SEL_2K ((uint32_t)0x00000020)
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#define IS_DAC_CURR_SEL(CURR) (((CURR) == DAC_CURR_SEL_20K) || \
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((CURR) == DAC_CURR_SEL_2K))
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#define IS_DAC_FIFO_THR(THR) ((THR) <= 0xF)
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typedef struct _DAC_InitTypeDef
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{
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uint32_t DAC_CurrSel; /* DAC mode select */
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uint32_t DAC_TimerExp; /* DAC timer expectation */
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uint32_t DAC_FIFOThr; /* DAC FIFO Threshold */
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} DAC_InitTypeDef;
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#define DAC_FIFO_DEPTH (16)
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#define DAC_IT_STATUS_SHIFT (30)
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#define DAC_IT_FIFO_THR ((uint32_t)0x0002)
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#define DAC_IT_FIFO_OVERFLOW ((uint32_t)0x0001)
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#define IS_DAC_IT(IT) (((IT) == DAC_IT_FIFO_THR) || \
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((IT) == DAC_IT_FIFO_OVERFLOW))
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#define DAC_FLAG_RUNNING (DAC_CR1_IS_RUNNING)
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#define DAC_FLAG_OVERFLOW ((uint32_t)0x40000000)
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#define IS_DAC_FLAG(FLAG) (((FLAG) == DAC_FLAG_RUNNING) || \
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((FLAG) == DAC_FLAG_OVERFLOW))
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/* Exported functions -------------------------------------------------------*/
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void DAC_Init(DAC_InitTypeDef *DAC_InitStruct);
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void DAC_StructInit(DAC_InitTypeDef *DAC_InitStruct);
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void DAC_FIFOReset(void);
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void DAC_Cmd(FunctionalState NewState);
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void DAC_DMACmd(FunctionalState NewState);
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void DAC_SetData(uint16_t Data);
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FlagStatus DAC_GetFlagStatus(uint32_t DAC_Flag);
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void DAC_ClearFlag(uint32_t DAC_Flag);
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void DAC_ITConfig(uint32_t DAC_IT, FunctionalState NewState);
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ITStatus DAC_GetITStatus(uint32_t DAC_IT);
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void DAC_ClearITPendingBit(uint32_t DAC_IT);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __AIR105_DAC_H__ */
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