LPCOpen Platform for LPC18XX/43XX microcontrollers: C:/w/lpcopen_docs/software/lpc_core/lpc_chip/chip_18xx_43xx/ritimer_18xx_43xx.h Source File

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ritimer_18xx_43xx.h
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1 /*
2 * @brief LPC18xx/43xx RITimer driver
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 #ifndef __RITIMER_18XX_43XX_H_
33 #define __RITIMER_18XX_43XX_H_
34
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
38
47 typedef struct {
48 __IO uint32_t COMPVAL;
49 __IO uint32_t MASK;
50 __IO uint32_t CTRL;
51 __IO uint32_t COUNTER;
52 } LPC_RITIMER_T;
53
54 /*
55 * @brief RITIMER register support bitfields and mask
56 */
57
58 /*
59 * RIT control register
60 */
62 #define RIT_CTRL_INT ((uint32_t) (1))
63
64 #define RIT_CTRL_ENCLR ((uint32_t) _BIT(1))
65
66 #define RIT_CTRL_ENBR ((uint32_t) _BIT(2))
67
68 #define RIT_CTRL_TEN ((uint32_t) _BIT(3))
69
75 void Chip_RIT_Init(LPC_RITIMER_T *pRITimer);
76
82 void Chip_RIT_DeInit(LPC_RITIMER_T *pRITimer);
83
89 STATIC INLINE void Chip_RIT_Enable(LPC_RITIMER_T *pRITimer)
90 {
91 pRITimer->CTRL |= RIT_CTRL_TEN;
92 }
93
99 STATIC INLINE void Chip_RIT_Disable(LPC_RITIMER_T *pRITimer)
100 {
101 pRITimer->CTRL &= ~RIT_CTRL_TEN;
102 }
103
109 STATIC INLINE void Chip_RIT_TimerDebugEnable(LPC_RITIMER_T *pRITimer)
110 {
111 pRITimer->CTRL |= RIT_CTRL_ENBR;
112 }
113
119 STATIC INLINE void Chip_RIT_TimerDebugDisable(LPC_RITIMER_T *pRITimer)
120 {
121 pRITimer->CTRL &= ~RIT_CTRL_ENBR;
122 }
123
129 IntStatus Chip_RIT_GetIntStatus(LPC_RITIMER_T *pRITimer);
130
137 STATIC INLINE void Chip_RIT_SetCOMPVAL(LPC_RITIMER_T *pRITimer, uint32_t val)
138 {
139 pRITimer->COMPVAL = val;
140 }
141
148 STATIC INLINE void Chip_RIT_EnableCTRL(LPC_RITIMER_T *pRITimer, uint32_t val)
149 {
150 pRITimer->CTRL |= val;
151 }
152
158 STATIC INLINE void Chip_RIT_ClearInt(LPC_RITIMER_T *pRITimer)
159 {
160 pRITimer->CTRL |= RIT_CTRL_INT;
161 }
162
168 STATIC INLINE uint32_t Chip_RIT_GetCounter(LPC_RITIMER_T *pRITimer)
169 {
170 return pRITimer->COUNTER;
171 }
172
179 void Chip_RIT_SetTimerInterval(LPC_RITIMER_T *pRITimer, uint32_t time_interval);
180
185 #ifdef __cplusplus
186 }
187 #endif
188
189 #endif /* __RITIMER_18XX_43XX_H_ */