1 | #include <clock.h>
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2 |
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3 | #ifndef CONF_CLOCKS_H_INCLUDED
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4 | # define CONF_CLOCKS_H_INCLUDED
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5 |
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6 | /* System clock bus configuration */
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7 | # define CONF_CLOCK_CPU_CLOCK_FAILURE_DETECT true
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8 | # define CONF_CLOCK_FLASH_WAIT_STATES 0
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9 | # define CONF_CLOCK_CPU_DIVIDER SYSTEM_MAIN_CLOCK_DIV_1
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10 | # define CONF_CLOCK_APBA_DIVIDER SYSTEM_MAIN_CLOCK_DIV_1
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11 | # define CONF_CLOCK_APBB_DIVIDER SYSTEM_MAIN_CLOCK_DIV_1
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12 |
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13 |
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14 | /* SYSTEM_CLOCK_SOURCE_OSC8M configuration - Internal 8MHz oscillator */
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15 | # define CONF_CLOCK_OSC8M_PRESCALER SYSTEM_OSC8M_DIV_1
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16 | # define CONF_CLOCK_OSC8M_ON_DEMAND true
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17 | # define CONF_CLOCK_OSC8M_RUN_IN_STANDBY false
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18 |
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19 | /* SYSTEM_CLOCK_SOURCE_XOSC configuration - External clock/oscillator */
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20 | # define CONF_CLOCK_XOSC_ENABLE false
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21 | # define CONF_CLOCK_XOSC_EXTERNAL_CRYSTAL SYSTEM_CLOCK_EXTERNAL_CRYSTAL
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22 | # define CONF_CLOCK_XOSC_EXTERNAL_FREQUENCY 12000000UL
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23 | # define CONF_CLOCK_XOSC_STARTUP_TIME SYSTEM_XOSC_STARTUP_32768
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24 | # define CONF_CLOCK_XOSC_AUTO_GAIN_CONTROL true
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25 | # define CONF_CLOCK_XOSC_ON_DEMAND true
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26 | # define CONF_CLOCK_XOSC_RUN_IN_STANDBY false
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27 |
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28 | /* SYSTEM_CLOCK_SOURCE_XOSC32K configuration - External 32KHz crystal/clock oscillator */
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29 | # define CONF_CLOCK_XOSC32K_ENABLE true
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30 | # define CONF_CLOCK_XOSC32K_EXTERNAL_CRYSTAL SYSTEM_CLOCK_EXTERNAL_CRYSTAL
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31 | # define CONF_CLOCK_XOSC32K_STARTUP_TIME SYSTEM_XOSC32K_STARTUP_65536
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32 | # define CONF_CLOCK_XOSC32K_AUTO_AMPLITUDE_CONTROL false
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33 | # define CONF_CLOCK_XOSC32K_ENABLE_1KHZ_OUPUT false
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34 | # define CONF_CLOCK_XOSC32K_ENABLE_32KHZ_OUTPUT true
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35 | # define CONF_CLOCK_XOSC32K_ON_DEMAND true
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36 | # define CONF_CLOCK_XOSC32K_RUN_IN_STANDBY false
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37 |
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38 | /* SYSTEM_CLOCK_SOURCE_OSC32K configuration - Internal 32KHz oscillator */
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39 | # define CONF_CLOCK_OSC32K_ENABLE false
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40 | # define CONF_CLOCK_OSC32K_STARTUP_TIME SYSTEM_OSC32K_STARTUP_128
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41 | # define CONF_CLOCK_OSC32K_ENABLE_1KHZ_OUTPUT true
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42 | # define CONF_CLOCK_OSC32K_ENABLE_32KHZ_OUTPUT true
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43 | # define CONF_CLOCK_OSC32K_ON_DEMAND true
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44 | # define CONF_CLOCK_OSC32K_RUN_IN_STANDBY false
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45 |
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46 | /* SYSTEM_CLOCK_SOURCE_DFLL configuration - Digital Frequency Locked Loop */
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47 | # define CONF_CLOCK_DFLL_ENABLE true
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48 | # define CONF_CLOCK_DFLL_LOOP_MODE SYSTEM_CLOCK_DFLL_LOOP_MODE_CLOSED
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49 | # define CONF_CLOCK_DFLL_ON_DEMAND false
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50 | # define CONF_CLOCK_DFLL_RUN_IN_STANDBY false
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51 |
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52 | /* DFLL open loop mode configuration */
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53 | # define CONF_CLOCK_DFLL_COARSE_VALUE (0x1f / 4)
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54 | # define CONF_CLOCK_DFLL_FINE_VALUE (0xff / 4)
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55 |
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56 | /* DFLL closed loop mode configuration */
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57 | # define CONF_CLOCK_DFLL_SOURCE_GCLK_GENERATOR GCLK_GENERATOR_0
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58 | # define CONF_CLOCK_DFLL_MULTIPLY_FACTOR 2
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59 | # define CONF_CLOCK_DFLL_QUICK_LOCK true
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60 | # define CONF_CLOCK_DFLL_TRACK_AFTER_FINE_LOCK true
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61 | # define CONF_CLOCK_DFLL_KEEP_LOCK_ON_WAKEUP true
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62 | # define CONF_CLOCK_DFLL_ENABLE_CHILL_CYCLE true
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63 | # define CONF_CLOCK_DFLL_MAX_COARSE_STEP_SIZE (0x1f / 4)
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64 | # define CONF_CLOCK_DFLL_MAX_FINE_STEP_SIZE (0xff / 4)
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65 |
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66 |
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67 | /* Set this to true to configure the GCLK when running clocks_init. If set to
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68 | * false, none of the GCLK generators will be configured in clocks_init(). */
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69 | # define CONF_CLOCK_CONFIGURE_GCLK true
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70 |
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71 | /* Configure GCLK generator 0 (Main Clock) */
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72 | # define CONF_CLOCK_GCLK_0_ENABLE true
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73 | # define CONF_CLOCK_GCLK_0_RUN_IN_STANDBY false
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74 | # define CONF_CLOCK_GCLK_0_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC8M
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75 | # define CONF_CLOCK_GCLK_0_PRESCALER 1
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76 | # define CONF_CLOCK_GCLK_0_OUTPUT_ENABLE true
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77 |
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78 | /* Configure GCLK generator 1 */
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79 | # define CONF_CLOCK_GCLK_1_ENABLE true
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80 | # define CONF_CLOCK_GCLK_1_RUN_IN_STANDBY false
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81 | # define CONF_CLOCK_GCLK_1_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_DFLL
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82 | # define CONF_CLOCK_GCLK_1_PRESCALER 1
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83 | # define CONF_CLOCK_GCLK_1_OUTPUT_ENABLE true
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84 |
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85 | /* Configure GCLK generator 2 (RTC) */
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86 | # define CONF_CLOCK_GCLK_2_ENABLE false
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87 | # define CONF_CLOCK_GCLK_2_RUN_IN_STANDBY false
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88 | # define CONF_CLOCK_GCLK_2_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC32K
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89 | # define CONF_CLOCK_GCLK_2_PRESCALER 32
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90 | # define CONF_CLOCK_GCLK_2_OUTPUT_ENABLE false
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91 |
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92 | /* Configure GCLK generator 3 */
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93 | # define CONF_CLOCK_GCLK_3_ENABLE false
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94 | # define CONF_CLOCK_GCLK_3_RUN_IN_STANDBY false
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95 | # define CONF_CLOCK_GCLK_3_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC8M
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96 | # define CONF_CLOCK_GCLK_3_PRESCALER 1
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97 | # define CONF_CLOCK_GCLK_3_OUTPUT_ENABLE false
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98 |
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99 | /* Configure GCLK generator 4 */
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100 | # define CONF_CLOCK_GCLK_4_ENABLE false
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101 | # define CONF_CLOCK_GCLK_4_RUN_IN_STANDBY false
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102 | # define CONF_CLOCK_GCLK_4_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC8M
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103 | # define CONF_CLOCK_GCLK_4_PRESCALER 1
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104 | # define CONF_CLOCK_GCLK_4_OUTPUT_ENABLE false
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105 |
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106 | /* Configure GCLK generator 5 */
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107 | # define CONF_CLOCK_GCLK_5_ENABLE false
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108 | # define CONF_CLOCK_GCLK_5_RUN_IN_STANDBY false
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109 | # define CONF_CLOCK_GCLK_5_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC8M
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110 | # define CONF_CLOCK_GCLK_5_PRESCALER 1
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111 | # define CONF_CLOCK_GCLK_5_OUTPUT_ENABLE false
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112 |
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113 | /* Configure GCLK generator 6 */
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114 | # define CONF_CLOCK_GCLK_6_ENABLE false
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115 | # define CONF_CLOCK_GCLK_6_RUN_IN_STANDBY false
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116 | # define CONF_CLOCK_GCLK_6_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC8M
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117 | # define CONF_CLOCK_GCLK_6_PRESCALER 1
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118 | # define CONF_CLOCK_GCLK_6_OUTPUT_ENABLE false
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119 |
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120 | /* Configure GCLK generator 7 */
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121 | # define CONF_CLOCK_GCLK_7_ENABLE false
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122 | # define CONF_CLOCK_GCLK_7_RUN_IN_STANDBY false
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123 | # define CONF_CLOCK_GCLK_7_CLOCK_SOURCE SYSTEM_CLOCK_SOURCE_OSC8M
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124 | # define CONF_CLOCK_GCLK_7_PRESCALER 1
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125 | # define CONF_CLOCK_GCLK_7_OUTPUT_ENABLE false
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126 |
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127 | #endif /* CONF_CLOCKS_H_INCLUDED */
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