1 /******************************************************************************
2  *
3  *  Copyright (C) 2001-2012 Broadcom Corporation
4  *
5  *  Licensed under the Apache License, Version 2.0 (the "License");
6  *  you may not use this file except in compliance with the License.
7  *  You may obtain a copy of the License at:
8  *
9  *  http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *  Unless required by applicable law or agreed to in writing, software
12  *  distributed under the License is distributed on an "AS IS" BASIS,
13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *  See the License for the specific language governing permissions and
15  *  limitations under the License.
16  *
17  ******************************************************************************/
18 
19 /******************************************************************************
20  *
21  *  Definitions for UDAC driver
22  *
23  ******************************************************************************/
24 #ifndef UDAC_H
25 #define UDAC_H
26 
27 
28 #define UDAC_GAIN_MAX     0x00FFF
29 typedef UINT16 tUDAC_GAIN;
30 
31 /* API functions for DAC driver */
32 
33 
34 /*****************************************************************************
35 **
36 ** Function         DAC_Init
37 **
38 ** Description
39 **      Initialize the DAC subsystem
40 **
41 ** Input parameters
42 **      Nothing
43 **
44 ** Output parameters
45 **      Nothing
46 **
47 ** Returns
48 **      Nothing
49 **
50 *****************************************************************************/
51 void UDAC_Init(void *p_cfg);
52 
53 
54 /*****************************************************************************
55 **
56 ** Function         DAC_Read
57 **
58 ** Description
59 **      Read current DAC gain
60 **
61 ** Input parameters
62 **      Nothing
63 **
64 ** Output parameters
65 **      Nothing
66 **
67 ** Returns
68 **      Current gain setting
69 **
70 *****************************************************************************/
71 tUDAC_GAIN UDAC_Read(void);
72 
73 
74 /*****************************************************************************
75 **
76 ** Function         DAC_Set
77 **
78 ** Description
79 **      Set the DAC gain
80 **
81 ** Input parameters
82 **      gain        Gain setting
83 **
84 ** Output parameters
85 **      Nothing
86 **
87 ** Returns
88 **      Nothing
89 **
90 *****************************************************************************/
91 void UDAC_Set(tUDAC_GAIN gain);
92 
93 #endif /* #ifndef UDAC_H */
94