Home | History | Annotate | Download | only in include 
      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