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 29typedef 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*****************************************************************************/ 51void 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*****************************************************************************/ 71tUDAC_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*****************************************************************************/ 91void UDAC_Set(tUDAC_GAIN gain); 92 93#endif /* #ifndef UDAC_H */ 94