[136] | 1 | #ifndef _VARIANTS_
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| 2 | #define _VARIANTS_
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| 3 |
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| 4 | #include <stdint.h>
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| 5 | #include "sam.h"
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| 6 |
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| 7 | #ifdef __cplusplus
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| 8 | extern "C"{
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| 9 | #endif // __cplusplus
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| 10 |
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| 11 | /* Definitions and types for pins */
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| 12 | typedef enum _EAnalogChannel
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| 13 | {
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| 14 | No_ADC_Channel=-1,
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| 15 | ADC_Channel0=0,
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| 16 | ADC_Channel1=1,
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| 17 | ADC_Channel2=2,
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| 18 | ADC_Channel3=3,
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| 19 | ADC_Channel4=4,
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| 20 | ADC_Channel5=5,
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| 21 | ADC_Channel6=6,
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| 22 | ADC_Channel7=7,
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| 23 | ADC_Channel10=10,
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| 24 | ADC_Channel16=16,
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| 25 | ADC_Channel17=17,
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| 26 | ADC_Channel18=18,
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| 27 | ADC_Channel19=19,
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| 28 | DAC_Channel0,
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| 29 | } EAnalogChannel ;
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| 30 |
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| 31 | // Definitions for TC channels
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| 32 | typedef enum _ETCChannel
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| 33 | {
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| 34 | NOT_ON_TIMER=-1,
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| 35 | TC3_CH0 = (3<<8)|(0),
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| 36 | TC3_CH1 = (3<<8)|(1),
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| 37 | TCC0_CH0 = (0<<8)|(0),
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| 38 | TCC0_CH1 = (0<<8)|(1),
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| 39 | TCC0_CH4 = (0<<8)|(4),
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| 40 | TCC0_CH5 = (0<<8)|(5),
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| 41 | TCC0_CH6 = (0<<8)|(6),
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| 42 | TCC0_CH7 = (0<<8)|(7),
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| 43 | TCC1_CH0 = (1<<8)|(0),
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| 44 | TCC1_CH1 = (1<<8)|(1),
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| 45 | TCC2_CH0 = (2<<8)|(0),
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| 46 | TCC2_CH1 = (2<<8)|(1)
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| 47 | } ETCChannel ;
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| 48 |
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| 49 | extern const void* g_apTCInstances[TCC_INST_NUM+TC_INST_NUM] ;
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| 50 |
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| 51 | #define GetTCNumber( x ) ( (x) >> 8 )
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| 52 | #define GetTCChannelNumber( x ) ( (x) && 0xff )
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| 53 | #define GetTC( x ) ( g_apTCInstances[(x) >> 8] )
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| 54 |
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| 55 | // Definitions for PWM channels
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| 56 | typedef enum _EPWMChannel
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| 57 | {
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| 58 | NOT_ON_PWM=-1,
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| 59 | PWM3_CH0=TC3_CH0,
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| 60 | PWM3_CH1=TC3_CH1,
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| 61 | PWM0_CH0=TCC0_CH0,
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| 62 | PWM0_CH1=TCC0_CH1,
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| 63 | PWM0_CH4=TCC0_CH4,
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| 64 | PWM0_CH5=TCC0_CH5,
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| 65 | PWM0_CH6=TCC0_CH6,
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| 66 | PWM0_CH7=TCC0_CH7,
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| 67 | PWM1_CH0=TCC1_CH0,
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| 68 | PWM1_CH1=TCC1_CH1,
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| 69 | PWM2_CH0=TCC2_CH0,
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| 70 | PWM2_CH1=TCC2_CH1
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| 71 | } EPWMChannel ;
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| 72 |
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| 73 | typedef enum _EPortType
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| 74 | {
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| 75 | NOT_A_PORT=-1,
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| 76 | PORTA=0,
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| 77 | PORTB=1,
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| 78 | PORTC=2,
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| 79 | } EPortType ;
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| 80 |
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| 81 | typedef enum _EExt_Interrupts
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| 82 | {
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| 83 | EXTERNAL_INT_0 = 0, // Available on pin 11
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| 84 | EXTERNAL_INT_1, // Available on pin 13
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| 85 | EXTERNAL_INT_2, // Available on pins 10, A0, A5
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| 86 | EXTERNAL_INT_3, // Available on pin 12
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| 87 | EXTERNAL_INT_4, // Available on pin 6, 8, A3
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| 88 | EXTERNAL_INT_5, // Available on pin 7, 9, A4
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| 89 | EXTERNAL_INT_6, // Available on pin 16
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| 90 | EXTERNAL_INT_7, // Available on pin 17
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| 91 | EXTERNAL_INT_8, // Available on pin A1
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| 92 | EXTERNAL_INT_9, // Available on pin 3, A2
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| 93 | EXTERNAL_INT_10, // Available on pin 0, 21
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| 94 | EXTERNAL_INT_11, // Available on pin 1, 20
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| 95 | EXTERNAL_INT_12, // Available on pin 18
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| 96 | EXTERNAL_INT_13, // Available on pin EDBG_GPIO0 (43)
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| 97 | EXTERNAL_INT_14, // Available on pin 4
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| 98 | EXTERNAL_INT_15, // Available on pin 5
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| 99 | EXTERNAL_INT_NMI, // Available on pin 2
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| 100 | EXTERNAL_NUM_INTERRUPTS,
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| 101 | NOT_AN_INTERRUPT = -1,
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| 102 | EXTERNAL_INT_NONE = NOT_AN_INTERRUPT,
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| 103 | } EExt_Interrupts ;
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| 104 |
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| 105 | //A B C D E F G H
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| 106 | //EIC REF ADC AC PTC DAC SERCOM SERCOM_ALT TC/TCC TCC COM AC/GCLK
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| 107 |
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| 108 | typedef enum _EPioType
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| 109 | {
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| 110 | PIO_NOT_A_PIN=-1, /* Not under control of a peripheral. */
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| 111 | PIO_EXTINT, /* The pin is controlled by the associated signal of peripheral A. */
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| 112 | PIO_ANALOG, /* The pin is controlled by the associated signal of peripheral B. */
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| 113 | PIO_SERCOM, /* The pin is controlled by the associated signal of peripheral C. */
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| 114 | PIO_SERCOM_ALT, /* The pin is controlled by the associated signal of peripheral D. */
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| 115 | PIO_TIMER, /* The pin is controlled by the associated signal of peripheral E. */
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| 116 | PIO_TIMER_ALT, /* The pin is controlled by the associated signal of peripheral F. */
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| 117 | PIO_COM, /* The pin is controlled by the associated signal of peripheral G. */
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| 118 | PIO_AC_CLK, /* The pin is controlled by the associated signal of peripheral H. */
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| 119 | PIO_DIGITAL, /* The pin is controlled by PORT. */
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| 120 | PIO_INPUT, /* The pin is controlled by PORT and is an input. */
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| 121 | PIO_INPUT_PULLUP, /* The pin is controlled by PORT and is an input with internal pull-up resistor enabled. */
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| 122 | PIO_OUTPUT, /* The pin is controlled by PORT and is an output. */
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| 123 |
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| 124 | PIO_PWM=PIO_TIMER,
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| 125 | PIO_PWM_ALT=PIO_TIMER_ALT,
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| 126 | } EPioType ;
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| 127 |
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| 128 | /**
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| 129 | * Pin Attributes to be OR-ed
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| 130 | */
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| 131 | #define PIN_ATTR_NONE (0UL<<0)
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| 132 | #define PIN_ATTR_COMBO (1UL<<0)
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| 133 | #define PIN_ATTR_ANALOG (1UL<<1)
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| 134 | #define PIN_ATTR_DIGITAL (1UL<<2)
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| 135 | #define PIN_ATTR_PWM (1UL<<3)
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| 136 | #define PIN_ATTR_TIMER (1UL<<4)
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| 137 | #define PIN_ATTR_EXTINT (1UL<<5)
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| 138 |
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| 139 | /* Types used for the table below */
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| 140 | typedef struct _PinDescription
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| 141 | {
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| 142 | EPortType ulPort ;
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| 143 | uint32_t ulPin ;
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| 144 | EPioType ulPinType ;
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| 145 | uint32_t ulPinAttribute ;
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| 146 | EAnalogChannel ulADCChannelNumber ; /* ADC Channel number in the SAM device */
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| 147 | EPWMChannel ulPWMChannel ;
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| 148 | ETCChannel ulTCChannel ;
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| 149 | EExt_Interrupts ulExtInt ;
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| 150 | } PinDescription ;
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| 151 |
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| 152 | /* Pins table to be instantiated into variant.cpp */
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| 153 | extern const PinDescription g_APinDescription[] ;
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| 154 |
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| 155 | /* Generic Clock Multiplexer IDs */
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| 156 | #define GCM_DFLL48M_REF (0x00U)
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| 157 | #define GCM_FDPLL96M_INPUT (0x01U)
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| 158 | #define GCM_FDPLL96M_32K (0x02U)
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| 159 | #define GCM_WDT (0x03U)
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| 160 | #define GCM_RTC (0x04U)
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| 161 | #define GCM_EIC (0x05U)
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| 162 | #define GCM_USB (0x06U)
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| 163 | #define GCM_EVSYS_CHANNEL_0 (0x07U)
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| 164 | #define GCM_EVSYS_CHANNEL_1 (0x08U)
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| 165 | #define GCM_EVSYS_CHANNEL_2 (0x09U)
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| 166 | #define GCM_EVSYS_CHANNEL_3 (0x0AU)
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| 167 | #define GCM_EVSYS_CHANNEL_4 (0x0BU)
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| 168 | #define GCM_EVSYS_CHANNEL_5 (0x0CU)
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| 169 | #define GCM_EVSYS_CHANNEL_6 (0x0DU)
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| 170 | #define GCM_EVSYS_CHANNEL_7 (0x0EU)
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| 171 | #define GCM_EVSYS_CHANNEL_8 (0x0FU)
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| 172 | #define GCM_EVSYS_CHANNEL_9 (0x10U)
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| 173 | #define GCM_EVSYS_CHANNEL_10 (0x11U)
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| 174 | #define GCM_EVSYS_CHANNEL_11 (0x12U)
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| 175 | #define GCM_SERCOMx_SLOW (0x13U)
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| 176 | #define GCM_SERCOM0_CORE (0x14U)
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| 177 | #define GCM_SERCOM1_CORE (0x15U)
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| 178 | #define GCM_SERCOM2_CORE (0x16U)
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| 179 | #define GCM_SERCOM3_CORE (0x17U)
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| 180 | #define GCM_SERCOM4_CORE (0x18U)
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| 181 | #define GCM_SERCOM5_CORE (0x19U)
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| 182 | #define GCM_TCC0_TCC1 (0x1AU)
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| 183 | #define GCM_TCC2_TC3 (0x1BU)
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| 184 | #define GCM_TC4_TC5 (0x1CU)
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| 185 | #define GCM_TC6_TC7 (0x1DU)
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| 186 | #define GCM_ADC (0x1EU)
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| 187 | #define GCM_AC_DIG (0x1FU)
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| 188 | #define GCM_AC_ANA (0x20U)
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| 189 | #define GCM_DAC (0x21U)
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| 190 | #define GCM_PTC (0x22U)
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| 191 | #define GCM_I2S_0 (0x23U)
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| 192 | #define GCM_I2S_1 (0x24U)
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| 193 |
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| 194 | #ifdef __cplusplus
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| 195 | } // extern "C"
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| 196 | #endif // __cplusplus
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| 197 |
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| 198 | #endif // _VARIANTS_
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