LPCOpen Platform  v1.03
LPCOpen Platform for NXP LPC Microcontrollers
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sct_001.c
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1 /*
2  * @brief State Configurable Timer Registers and control functions
3  *
4  * @note
5  * Copyright(C) NXP Semiconductors, 2012
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 "sct_001.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 /* Select 16/32 bit SCT counter */
51 void IP_SCT_Config(IP_SCT_001_T *pSCT, uint32_t value)
52 {
53  pSCT->CONFIG = value;
54 }
55 
56 /* Set/Clear SCT control register */
57 void IP_SCT_ControlSetClr(IP_SCT_001_T *pSCT, uint32_t value,
58  FunctionalState ena)
59 {
60  uint32_t tem;
61 
62  tem = pSCT->CTRL_U;
63  if (ena == ENABLE) {
64  tem |= value;
65  }
66  else {
67  tem &= (~value);
68  }
69  pSCT->CTRL_U = tem;
70 }
71 
72 /* Set Conflict resolution */
73 void IP_SCT_ConflictResolutionSet(IP_SCT_001_T *pSCT, uint8_t outnum, uint8_t value)
74 {
75  uint32_t tem;
76 
77  tem = pSCT->RES;
78  tem &= ~(0x03 << (2 * outnum));
79  tem |= (value << (2 * outnum));
80  pSCT->RES = tem;
81 }
82 
83 /* Clear SCT event generating interrupt request */
84 void IP_SCT_EventFlagClear(IP_SCT_001_T *pSCT, uint8_t even_num)
85 {
86  pSCT->EVFLAG = (1 << (even_num));
87 }
88 
89 /* --------------------------------- End Of File ------------------------------ */