1 /*
2  * @brief LPC15xx D/A conversion driver
3  *
4  * @note
5  * Copyright(C) NXP Semiconductors, 2014
6  * All rights reserved.
7  *
8  * @par
9  * Software that is described herein is for illustrative purposes only
10  * which provides customers with programming information regarding the
11  * LPC products.  This software is supplied "AS IS" without any warranties of
12  * any kind, and NXP Semiconductors and its licensor disclaim any and
13  * all warranties, express or implied, including all implied warranties of
14  * merchantability, fitness for a particular purpose and non-infringement of
15  * intellectual property rights.  NXP Semiconductors assumes no responsibility
16  * or liability for the use of the software, conveys no license or rights under any
17  * patent, copyright, mask work right, or any other intellectual property rights in
18  * or to any products. NXP Semiconductors reserves the right to make changes
19  * in the software without notification. NXP Semiconductors also makes no
20  * representation or warranty that such application will be suitable for the
21  * specified use without further testing or modification.
22  *
23  * @par
24  * Permission to use, copy, modify, and distribute this software and its
25  * documentation is hereby granted, under NXP Semiconductors' and its
26  * licensor's relevant copyrights in the software, without fee, provided that it
27  * is used in conjunction with NXP Semiconductors microcontrollers.  This
28  * copyright, permission, and disclaimer notice must appear in all copies of
29  * this code.
30  */
31 
32 #include "chip.h"
33 
34 /*****************************************************************************
35  * Private types/enumerations/variables
36  ****************************************************************************/
37 
38 /*****************************************************************************
39  * Public types/enumerations/variables
40  ****************************************************************************/
41 
42 /*****************************************************************************
43  * Private functions
44  ****************************************************************************/
45 
46 /*****************************************************************************
47  * Public functions
48  ****************************************************************************/
49 
50 /* Initialize the DAC peripheral */
Chip_DAC_Init(LPC_DAC_T * pDAC)51 void Chip_DAC_Init(LPC_DAC_T *pDAC)
52 {
53 	Chip_SYSCTL_PowerUp(SYSCTL_POWERDOWN_DAC_PD);
54 	Chip_Clock_EnablePeriphClock(SYSCTL_CLOCK_DAC);
55 }
56 
57 /* Shutdown DAC peripheral */
Chip_DAC_DeInit(LPC_DAC_T * pDAC)58 void Chip_DAC_DeInit(LPC_DAC_T *pDAC)
59 {
60 	Chip_Clock_DisablePeriphClock(SYSCTL_CLOCK_DAC);
61 	Chip_SYSCTL_PowerDown(SYSCTL_POWERDOWN_DAC_PD);
62 }
63