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CHJ/library/inc/lh32m0g3x_dac.h

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2026-03-20 21:16:58 +08:00
/******************************************************************************
*
* Copyright (c) 2020-2025 Suzhou Legendsemi Technology Co., Ltd.
******************************************************************************
* All rights reserved. Distributed under MIT license.
* The file is encoded in UTF-8 without signature.
* @file lh32m0g30x_dac.h
* @version 2025-09-22
******************************************************************************/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __LH32M0G3x_DAC_H
#define __LH32M0G3x_DAC_H
#ifdef __cplusplus
extern "C" {
#endif
/* Includes ------------------------------------------------------------------*/
#include "lh32m0xx_lhl.h"
/* Defines -------------------------------------------------------------------*/
#define DAC_KEY (0x6E940000)
typedef enum {
DAC_OUTPUT = 0u,
OWI_OUTPUT = 1u,
PWM_VOLTAGE_OUTPUT = 2u,
PWM_DIGITAL_OUTPUT = 6u,
} DAC_OUT_MODE_t;
typedef enum {
DAC_VOLTAGE_MODE = 0u,
DAC_CURRENT_MODE,
} DAC_MODE_t;
typedef enum {
DAC_VOLTAGE_RANGE_5V = 0u,
DAC_VOLTAGE_RANGE_2P5V = 1u,
DAC_VOLTAGE_RANGE_1P2V = 2u,
DAC_VOLTAGE_RANGE_AVDD = 3u,
} DAC_VOLTAGE_RANGE_t;
typedef enum {
DAC_CLOAD_0_to_100pF = 0u,
DAC_CLOAD_0_to_25nF = 4u,
DAC_CLOAD_25_to_50nF = 5u,
DAC_CLOAD_50_to_75nF = 6u,
DAC_CLOAD_75_to_100nF = 7u,
} DAC_CLOAD_CAPABILITY_t;
typedef enum {
DAC_TRIGGER_SOFTWARE = 0u,
DAC_TRIGGER_HARDWARE,
} DAC_TRIGGER_t;
typedef enum {
DAC_DRV_STR_WEAKEST = 0u, /* 驱动强度最弱 */
DAC_DRV_STR_WEAK,
DAC_DRV_STR_STRONG,
DAC_DRV_STR_STRONGEST,
} DAC_PWM_DRIVE_STRENGTH_t;
typedef struct {
DAC_OUT_MODE_t Output_Mode; /* DAC使用模式 */
DAC_MODE_t DAC_Mode; /* DAC输出电压电流模式 */
DAC_VOLTAGE_RANGE_t DAC_Voltage_Range; /* DAC电压输出Range选择 */
DAC_CLOAD_CAPABILITY_t CLoad_Capability; /* 电压输出负载电容大小 */
FunctionalState LoopN_Div; /* loopn 电阻分压使能 */
FunctionalState Filter; /* dac输出滤波使能HART位置外接电容 */
DAC_TRIGGER_t Trigger; /* 引脚触发DAC输出使能 */
DAC_PWM_DRIVE_STRENGTH_t PWM_Drive_Strength; /* dac作为数字输出时驱动强度控制 */
} DAC_InitTypeDef;
/* Declaration ---------------------------------------------------------------*/
LHL_StatusTypeDef LHL_DAC_Init(DAC_InitTypeDef *DAC_Init);
void LHL_DAC_Start(void);
void LHL_DAC_Stop(void);
void LHL_DAC_SetData(uint16_t data);
void LHL_DAC_SetRange(DAC_VOLTAGE_RANGE_t range);
#ifdef __cplusplus
}
#endif
#endif
/*********************************End of File**********************************/