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LPCOpen Platform for NXP LPC Microcontrollers
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acmp_8xx.h
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1 /*
2  * @brief LPC8xx Analog comparator 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 licenser 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 __ACMP_8XX_H_
33 #define __ACMP_8XX_H_
34 
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
38 
50 typedef enum CHIP_ACMP_POS_INPUT {
51  ACMP_POSIN_VLO = (0 << 8), /* Voltage ladder output */
52  ACMP_POSIN_ACMP_I1 = (1 << 8), /* ACMP_I1 pin */
53  ACMP_POSIN_ACMP_I2 = (2 << 8), /* ACMP_I2 pin */
54  ACMP_POSIN_INT_REF = (6 << 8) /* Internal reference voltage */
56 
60 typedef enum CHIP_ACMP_NEG_INPUT {
61  ACMP_NEGIN_VLO = (0 << 11), /* Voltage ladder output */
62  ACMP_NEGIN_ACMP_I1 = (1 << 11), /* ACMP_I1 pin */
63  ACMP_NEGIN_ACMP_I2 = (2 << 11), /* ACMP_I2 pin */
64  ACMP_NEGIN_INT_REF = (6 << 11) /* Internal reference voltage */
66 
72 void Chip_ACMP_Init(LPC_CMP_T *pACMP);
73 
79 void Chip_ACMP_Deinit(LPC_CMP_T *pACMP);
80 
87 {
88  return IP_ACMP_GetCompStatus(pACMP);
89 }
90 
97 {
98  IP_ACMP_EdgeClear(pACMP);
99 }
100 
108 {
109  IP_ACMP_SetEdgeSelection(pACMP, edgeSel);
110 }
111 
118 {
120 }
121 
128 {
130 }
131 
139 {
140  IP_ACMP_SetPosVoltRef(pACMP, (uint32_t) Posinput);
141 }
142 
150 {
151  IP_ACMP_SetNegVoltRef(pACMP, (uint32_t) Neginput);
152 }
153 
161 {
162  IP_ACMP_SetHysteresis(pACMP, hys);
163 }
164 
175  CHIP_ACMP_POS_INPUT_T Posinput, CHIP_ACMP_NEG_INPUT_T Neginput,
176  IP_ACMP_HYS_001_T hys)
177 {
178  IP_ACMP_SetupAMCPRefs(pACMP, edgeSel, (uint32_t) Posinput,
179  (uint32_t) Neginput, hys);
180 }
181 
190 STATIC INLINE void Chip_ACMP_SetupVoltLadder(LPC_CMP_T *pACMP, uint32_t ladsel, bool ladrefVDDCMP)
191 {
192  IP_ACMP_SetupVoltLadder(pACMP, (ladsel << 1), ladrefVDDCMP);
193 }
194 
201 {
203 }
204 
211 {
213 }
214 
219 #ifdef __cplusplus
220 }
221 #endif
222 
223 #endif /* __ACMP_8XX_H_ */