blob: 68ff253c5c828c57303486c700d8d9f6768d8f4a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
|
/**************************************************************************//**
*
* @copyright (C) 2020 Nuvoton Technology Corp. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2022-04-27 Wayne First version
*
* Tips:
* EQEI compare interrupt flag *(pulse_encoder->user_data): If compare value is
* not null, after execute device init, compare interrupt will be enabled automatic.
* When the interrupt occur, interrupt flag will be set 1.
*
******************************************************************************/
#ifndef __DRV_EQEI_H__
#define __DRV_EQEI_H__
#include <rtthread.h>
rt_int32_t nu_eqei_get_maxval(rt_device_t pulse_encoder);
rt_int32_t nu_eqei_get_cmpval(rt_device_t pulse_encoder);
rt_int32_t nu_eqei_get_type(rt_device_t pulse_encoder);
void nu_eqei_set_maxval_type(rt_device_t pulse_encoder, rt_uint32_t u32val, enum rt_pulse_encoder_type eType);
void nu_eqei_set_cmpval(rt_device_t pulse_encoder, rt_uint32_t u32val);
#endif // __DRV_EQEI_H___
|
