rt-thread-official/bsp/airm2m/air105/libraries/HAL_Driver/Inc/air105_dac.h

99 lines
3.4 KiB
C

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