1 /*
2  * Copyright (c) 2006-2021, RT-Thread Development Team
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Change Logs:
7  * Date           Author       Notes
8  * 2011-03-03     lgnq
9  */
10 
11 #ifndef __ADC_H__
12 #define __ADC_H__
13 
14 /* Exported constants ---------------------------------------------------------*/
15 /* Exported macro -------------------------------------------------------------*/
16 #define ADC_MODE_SINGLE     0x00UL
17 #define ADC_MODE_SCAN       0x01UL
18 #define ADC_MODE_TAILGATE   0x02UL
19 
20 #define RT_DEVICE_CTRL_ADC_START        0xF1       /* start ADC conversion */
21 #define RT_DEVICE_CTRL_ADC_RESULT       0xF2        /* get ADC result */
22 
23 #define ADC_UPDATE 0
24 
25 /* Exported functions --------------------------------------------------------- */
26 void rt_hw_adc_init(void);
27 
28 #endif /*__ADC_H__ */
29