1 /*
2  * Copyright (c) 2006-2018, RT-Thread Development Team
3  *
4  * SPDX-License-Identifier: Apache-2.0
5  *
6  * Change Logs:
7  * Date           Author       Notes
8  * 2021-01-13     RiceChen     the first version
9  */
10 
11 #ifndef __GT911_H__
12 #define __GT911_H__
13 
14 #define GT911_ADDR_LEN          2
15 #define GT911_REGITER_LEN       2
16 #define GT911_MAX_TOUCH         5
17 #define GT911_POINT_INFO_NUM   5
18 
19 #define GT911_ADDRESS_HIGH      0x5D
20 #define GT911_ADDRESS_LOW       0x14
21 
22 #define GT911_COMMAND_REG       0x8040
23 #define GT911_CONFIG_REG        0x8047
24 
25 #define GT911_PRODUCT_ID        0x8140
26 #define GT911_VENDOR_ID         0x814A
27 #define GT911_READ_STATUS       0x814E
28 
29 #define GT911_POINT1_REG        0x814F
30 #define GT911_POINT2_REG        0x8157
31 #define GT911_POINT3_REG        0x815F
32 #define GT911_POINT4_REG        0x8167
33 #define GT911_POINT5_REG        0x816F
34 
35 #define GT911_CHECK_SUM         0x80FF
36 
37 int rt_hw_gt911_init(const char *name, struct rt_touch_config *cfg);
38 
39 #endif /* gt911.h */
40