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/**
**************************************************************************
* @file at32f415_cmp.h
* @version v2.0.5
* @date 2022-05-20
* @brief at32f415 cmp header file
**************************************************************************
* Copyright notice & Disclaimer
*
* The software Board Support Package (BSP) that is made available to
* download from Artery official website is the copyrighted work of Artery.
* Artery authorizes customers to use, copy, and distribute the BSP
* software and its related documentation for the purpose of design and
* development in conjunction with Artery microcontrollers. Use of the
* software is governed by this copyright notice and the following disclaimer.
*
* THIS SOFTWARE IS PROVIDED ON "AS IS" BASIS WITHOUT WARRANTIES,
* GUARANTEES OR REPRESENTATIONS OF ANY KIND. ARTERY EXPRESSLY DISCLAIMS,
* TO THE FULLEST EXTENT PERMITTED BY LAW, ALL EXPRESS, IMPLIED OR
* STATUTORY OR OTHER WARRANTIES, GUARANTEES OR REPRESENTATIONS,
* INCLUDING BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.
*
**************************************************************************
*/
/* define to prevent recursive inclusion -------------------------------------*/
#ifndef __AT32F415_CMP_H
#define __AT32F415_CMP_H
#ifdef __cplusplus
extern "C" {
#endif
/* includes ------------------------------------------------------------------*/
#include "at32f415.h"
/** @addtogroup AT32F415_periph_driver
* @{
*/
/** @addtogroup CMP
* @{
*/
/** @defgroup CMP_exported_types
* @{
*/
/**
* @brief cmp non-inverting type
*/
typedef enum
{
CMP_NON_INVERTING_PA5 = 0x00, /*!< comparator non-inverting connect to pa5 */
CMP_NON_INVERTING_PA1 = 0x01, /*!< comparator non-inverting connect to pa1 */
CMP_NON_INVERTING_PA0 = 0x02, /*!< comparator non-inverting connect to pa0 */
CMP_NON_INVERTING_VSSA = 0x03 /*!< comparator non-inverting connect to vssa */
} cmp_non_inverting_type;
/**
* @brief cmp inverting type
*/
typedef enum
{
CMP_INVERTING_1_4VREFINT = 0x00, /*!< comparator inverting connect to 1_4vrefint */
CMP_INVERTING_1_2VREFINT = 0x01, /*!< comparator inverting connect to 1_2vrefint */
CMP_INVERTING_3_4VREFINT = 0x02, /*!< comparator inverting connect to 3_4vrefint */
CMP_INVERTING_VREFINT = 0x03, /*!< comparator inverting connect to vrefint */
CMP_INVERTING_PA4 = 0x04, /*!< comparator inverting connect to pa4 */
CMP_INVERTING_PA5 = 0x05, /*!< comparator inverting connect to pa5 */
CMP_INVERTING_PA0 = 0x06, /*!< comparator inverting connect to pa0 */
CMP_INVERTING_PA2 = 0x07 /*!< comparator inverting connect to pa2 */
} cmp_inverting_type;
/**
* @brief cmp speed type
*/
typedef enum
{
CMP_SPEED_FAST = 0x00, /*!< comparator selected fast speed */
CMP_SPEED_MEDIUM = 0x01, /*!< comparator selected medium speed */
CMP_SPEED_SLOW = 0x02, /*!< comparator selected slow speed */
CMP_SPEED_ULTRALOW = 0x03 /*!< comparator selected ultralow speed */
} cmp_speed_type;
/**
* @brief cmp output type
*/
typedef enum
{
CMP_OUTPUT_NONE = 0x00, /*!< comparator has no output */
CMP_OUTPUT_TMR1BRK = 0x01, /*!< comparator output connect to tmr1brk */
CMP_OUTPUT_TMR1CH1 = 0x02, /*!< comparator output connect to tmr1ch1 */
CMP_OUTPUT_TMR1CHCLR = 0x03, /*!< comparator output connect to tmr1chclr */
CMP_OUTPUT_TMR2CH4 = 0x04, /*!< comparator output connect to tmr1chclr */
CMP_OUTPUT_TMR2CHCLR = 0x05, /*!< comparator output connect to tmr1chclr */
CMP_OUTPUT_TMR3CH1 = 0x06, /*!< comparator output connect to tmr3ch1 */
CMP_OUTPUT_TMR3CHCLR = 0x07 /*!< comparator output connect to tmr3chclr */
} cmp_output_type;
/**
* @brief cmp polarity type
*/
typedef enum
{
CMP_POL_NON_INVERTING = 0x00, /*!< comparator polarity non-inverting */
CMP_POL_INVERTING = 0x01, /*!< comparator polarity inverting */
} cmp_polarity_type;
/**
* @brief cmp hysteresis type
*/
typedef enum
{
CMP_HYSTERESIS_NONE = 0x00, /*!< comparator selected no hysteresis */
CMP_HYSTERESIS_LOW = 0x01, /*!< comparator selected low hysteresis */
CMP_HYSTERESIS_MEDIUM = 0x02, /*!< comparator selected medium hysteresis */
CMP_HYSTERESIS_HIGH = 0x03 /*!< comparator selected high hysteresis */
} cmp_hysteresis_type;
/**
* @brief cmp selection type
*/
typedef enum
{
CMP1_SELECTION = 0x00, /*!< select comparator 1 */
CMP2_SELECTION = 0x01, /*!< select comparator 2 */
} cmp_sel_type;
/**
* @brief cmp init type
*/
typedef struct
{
cmp_non_inverting_type cmp_non_inverting; /*!< comparator non-inverting input selection */
cmp_inverting_type cmp_inverting; /*!< comparator inverting selection */
cmp_speed_type cmp_speed; /*!< comparator speed selection */
cmp_output_type cmp_output; /*!< comparator output target selection */
cmp_polarity_type cmp_polarity; /*!< comparator polarity selection */
cmp_hysteresis_type cmp_hysteresis; /*!< comparator hysteresis selection */
}cmp_init_type;
/**
* @brief type define cmp register all
*/
typedef struct
{
/**
* @brief cmp control and status register1, offset:0x00
*/
union
{
__IO uint32_t ctrlsts1;
struct
{
__IO uint32_t cmp1en : 1; /* [0] */
__IO uint32_t cmp1is : 1; /* [1] */
__IO uint32_t cmp1ssel : 1; /* [2] */
__IO uint32_t reserved1 : 1; /* [3] */
__IO uint32_t cmp1invsel : 3; /* [6:4] */
__IO uint32_t reserved2 : 1; /* [7] */
__IO uint32_t cmp1tag : 3; /* [10:8] */
__IO uint32_t cmp1p : 1; /* [11] */
__IO uint32_t cmp1hyst : 2; /* [13:12] */
__IO uint32_t cmp1value : 1; /* [14] */
__IO uint32_t cmp1wp : 1; /* [15] */
__IO uint32_t cmp2en : 1; /* [16] */
__IO uint32_t reserved3 : 1; /* [17] */
__IO uint32_t cmp2ssel : 1; /* [18] */
__IO uint32_t reserved4 : 1; /* [19] */
__IO uint32_t cmp2invsel : 3; /* [22:20] */
__IO uint32_t dcmpen : 1; /* [23] */
__IO uint32_t cmp2tag : 3; /* [26:24] */
__IO uint32_t cmp2p : 1; /* [27] */
__IO uint32_t cmp2hyst : 2; /* [29:28] */
__IO uint32_t cmp2value : 1; /* [30] */
__IO uint32_t cmp2wp : 1; /* [31] */
} ctrlsts1_bit;
};
/**
* @brief cmp control and status register2, offset:0x04
*/
union
{
__IO uint32_t ctrlsts2;
struct
{
__IO uint32_t cmp1ninvsel : 2; /* [1:0] */
__IO uint32_t reserved1 : 14;/* [15:2] */
__IO uint32_t cmp2ninvsel : 2; /* [17:16] */
__IO uint32_t reserved2 : 14;/* [31:18] */
} ctrlsts2_bit;
};
} cmp_type;
/**
* @}
*/
#define CMP ((cmp_type *) (CMP_BASE))
/** @defgroup CMP_exported_functions
* @{
*/
void cmp_reset(void);
void cmp_init(cmp_sel_type cmp_sel, cmp_init_type* cmp_init_struct);
void cmp_default_para_init(cmp_init_type *cmp_init_struct);
void cmp_enable(cmp_sel_type cmp_sel, confirm_state new_state);
void cmp_input_shift_enable(confirm_state new_state);
uint32_t cmp_output_value_get(cmp_sel_type cmp_sel);
void cmp_write_protect_enable(cmp_sel_type cmp_sel);
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
#ifdef __cplusplus
}
#endif
#endif
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