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87 lines
2.4 KiB
C

/*===================================================================================================================
Copyright (c) 2022 Quectel Wireless Solution, Co., Ltd. All Rights Reserved.
Quectel Wireless Solution Proprietary and Confidential.
========================================================================================================================*/
/*=================================================================
EDIT HISTORY FOR MODULE
This section contains comments describing changes made to the module.
Notice that changes are listed in reverse chronological order.
WHEN WHO WHAT, WHERE, WHY
------------ ------- -------------------------------------------------------------------------------
2022/04/26 Sharon.li 此文件用于实现boot侧/logo侧的ADC读取,(Vbatt ADC 和 对外ADC)
2022/04/06 Sharon.li 仅仅实现 ASR-1606-QUECTEL-ECxxxxM 平台
==========================================================================================================================*/
#ifndef _QL_BOOT_ADC_H
#define _QL_BOOT_ADC_H
#ifdef __cplusplus
extern "C" {
#endif
/*========================================================================
* Macro Definition
*========================================================================*/
typedef enum
{
ADC_CHANNEL_ADC0 = 0,
ADC_CHANNEL_ADC1 = 1,
ADC_CHANNEL_VBAT = 2,
}QUEC_ADC_CHANNEL_TYPE_E;
typedef enum
{
ADC_READ_FAIL = 0,
ADC_READ_SUCCESS = 1,
}QUEC_ADC_READ_STATE_E;
/*****************************************************************
* Function: ql_adc_init
*
* Description:
* 初始化ADC
*
* Parameters:
* void
*
* Return:
* 0 成功。
* -1 失败。
*
*****************************************************************/
int ql_adc_init(void);
/*****************************************************************
* Function: ql_adc_read
*
* Description:
* 读取ADC的值
*
* Parameters:
* adc_channel [in] ADC通道 ,参考 QUEC_ADC_CHANNEL_TYPE_E
* p_batvol [out] ADC的值
*
* Return:
* 0 读取失败。
* 1 读取成功。
* 参考QUEC_ADC_READ_STATE_E
*
*****************************************************************/
int ql_adc_read(unsigned char adc_channel, unsigned short *p_batvol);
#ifdef __cplusplus
} /*"C" */
#endif
#endif