1 /**
2  * \file
3  *
4  * \brief Instance description for ADC
5  *
6  * Copyright (c) 2015 Atmel Corporation. All rights reserved.
7  *
8  * \asf_license_start
9  *
10  * \page License
11  *
12  * Redistribution and use in source and binary forms, with or without
13  * modification, are permitted provided that the following conditions are met:
14  *
15  * 1. Redistributions of source code must retain the above copyright notice,
16  *    this list of conditions and the following disclaimer.
17  *
18  * 2. Redistributions in binary form must reproduce the above copyright notice,
19  *    this list of conditions and the following disclaimer in the documentation
20  *    and/or other materials provided with the distribution.
21  *
22  * 3. The name of Atmel may not be used to endorse or promote products derived
23  *    from this software without specific prior written permission.
24  *
25  * 4. This software may only be redistributed and used in connection with an
26  *    Atmel microcontroller product.
27  *
28  * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED
29  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
30  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE
31  * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR
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34  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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37  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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40  * \asf_license_stop
41  *
42  */
43 /*
44  * Support and FAQ: visit <a href="http://www.atmel.com/design-support/">Atmel Support</a>
45  */
46 
47 #ifndef _SAMD20_ADC_INSTANCE_
48 #define _SAMD20_ADC_INSTANCE_
49 
50 /* ========== Register definition for ADC peripheral ========== */
51 #if (defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__))
52 #define REG_ADC_CTRLA              (0x42004000U) /**< \brief (ADC) Control A */
53 #define REG_ADC_REFCTRL            (0x42004001U) /**< \brief (ADC) Reference Control */
54 #define REG_ADC_AVGCTRL            (0x42004002U) /**< \brief (ADC) Average Control */
55 #define REG_ADC_SAMPCTRL           (0x42004003U) /**< \brief (ADC) Sampling Time Control */
56 #define REG_ADC_CTRLB              (0x42004004U) /**< \brief (ADC) Control B */
57 #define REG_ADC_WINCTRL            (0x42004008U) /**< \brief (ADC) Window Monitor Control */
58 #define REG_ADC_SWTRIG             (0x4200400CU) /**< \brief (ADC) Software Trigger */
59 #define REG_ADC_INPUTCTRL          (0x42004010U) /**< \brief (ADC) Inputs Control */
60 #define REG_ADC_EVCTRL             (0x42004014U) /**< \brief (ADC) Event Control */
61 #define REG_ADC_INTENCLR           (0x42004016U) /**< \brief (ADC) Interrupt Enable Clear */
62 #define REG_ADC_INTENSET           (0x42004017U) /**< \brief (ADC) Interrupt Enable Set */
63 #define REG_ADC_INTFLAG            (0x42004018U) /**< \brief (ADC) Interrupt Flag Status and Clear */
64 #define REG_ADC_STATUS             (0x42004019U) /**< \brief (ADC) Status */
65 #define REG_ADC_RESULT             (0x4200401AU) /**< \brief (ADC) Result */
66 #define REG_ADC_WINLT              (0x4200401CU) /**< \brief (ADC) Window Monitor Lower Threshold */
67 #define REG_ADC_WINUT              (0x42004020U) /**< \brief (ADC) Window Monitor Upper Threshold */
68 #define REG_ADC_GAINCORR           (0x42004024U) /**< \brief (ADC) Gain Correction */
69 #define REG_ADC_OFFSETCORR         (0x42004026U) /**< \brief (ADC) Offset Correction */
70 #define REG_ADC_CALIB              (0x42004028U) /**< \brief (ADC) Calibration */
71 #define REG_ADC_DBGCTRL            (0x4200402AU) /**< \brief (ADC) Debug Control */
72 #else
73 #define REG_ADC_CTRLA              (*(RwReg8 *)0x42004000U) /**< \brief (ADC) Control A */
74 #define REG_ADC_REFCTRL            (*(RwReg8 *)0x42004001U) /**< \brief (ADC) Reference Control */
75 #define REG_ADC_AVGCTRL            (*(RwReg8 *)0x42004002U) /**< \brief (ADC) Average Control */
76 #define REG_ADC_SAMPCTRL           (*(RwReg8 *)0x42004003U) /**< \brief (ADC) Sampling Time Control */
77 #define REG_ADC_CTRLB              (*(RwReg16*)0x42004004U) /**< \brief (ADC) Control B */
78 #define REG_ADC_WINCTRL            (*(RwReg8 *)0x42004008U) /**< \brief (ADC) Window Monitor Control */
79 #define REG_ADC_SWTRIG             (*(RwReg8 *)0x4200400CU) /**< \brief (ADC) Software Trigger */
80 #define REG_ADC_INPUTCTRL          (*(RwReg  *)0x42004010U) /**< \brief (ADC) Inputs Control */
81 #define REG_ADC_EVCTRL             (*(RwReg8 *)0x42004014U) /**< \brief (ADC) Event Control */
82 #define REG_ADC_INTENCLR           (*(RwReg8 *)0x42004016U) /**< \brief (ADC) Interrupt Enable Clear */
83 #define REG_ADC_INTENSET           (*(RwReg8 *)0x42004017U) /**< \brief (ADC) Interrupt Enable Set */
84 #define REG_ADC_INTFLAG            (*(RwReg8 *)0x42004018U) /**< \brief (ADC) Interrupt Flag Status and Clear */
85 #define REG_ADC_STATUS             (*(RoReg8 *)0x42004019U) /**< \brief (ADC) Status */
86 #define REG_ADC_RESULT             (*(RoReg16*)0x4200401AU) /**< \brief (ADC) Result */
87 #define REG_ADC_WINLT              (*(RwReg16*)0x4200401CU) /**< \brief (ADC) Window Monitor Lower Threshold */
88 #define REG_ADC_WINUT              (*(RwReg16*)0x42004020U) /**< \brief (ADC) Window Monitor Upper Threshold */
89 #define REG_ADC_GAINCORR           (*(RwReg16*)0x42004024U) /**< \brief (ADC) Gain Correction */
90 #define REG_ADC_OFFSETCORR         (*(RwReg16*)0x42004026U) /**< \brief (ADC) Offset Correction */
91 #define REG_ADC_CALIB              (*(RwReg16*)0x42004028U) /**< \brief (ADC) Calibration */
92 #define REG_ADC_DBGCTRL            (*(RwReg8 *)0x4200402AU) /**< \brief (ADC) Debug Control */
93 #endif /* (defined(__ASSEMBLY__) || defined(__IAR_SYSTEMS_ASM__)) */
94 
95 /* ========== Instance parameters for ADC peripheral ========== */
96 #define ADC_EXTCHANNEL_MSB          19       // Number of external channels
97 #define ADC_GCLK_ID                 23       // Index of Generic Clock
98 #define ADC_RESULT_BITS             16       // Size of RESULT.RESULT bitfield
99 #define ADC_RESULT_MSB              15       // Size of Result
100 
101 #endif /* _SAMD20_ADC_INSTANCE_ */
102