1 | /*
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2 | * Chip.h
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3 | *
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4 | * Created: 12.10.2014 12:52:28
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5 | * Author: Daniel
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6 | */
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7 |
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8 |
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9 | #ifndef CHIP_H_
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10 | #define CHIP_H_
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11 |
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12 | // RTC Konfiguration
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13 | #define RTC_Interrupt_Level RTC32_OVFINTLVL_gm
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14 | #define RTC_Clock_Source CLK_RTCSRC_TOSC_gc
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15 | #define RTC_Prescaler 1
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16 |
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17 | #include <avr/interrupt.h>
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18 |
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19 | void Enable_Interrupt(void);
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20 | void Enable_2MHz_Clock(void);
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21 | void Enable_32MHz_Clock(void);
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22 | void Enable_PLL(void);
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23 | void Enable_Ext_Clock(void);
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24 | void Set_Output(PORT_t *Port, int Pin);
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25 | void Set_Input(PORT_t *Port, int Pin);
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26 | void Set_IO(PORT_t *Port, int Pin, int Status);
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27 | void RTC_Init(void);
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28 | void RTC_Config(int Periode);
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29 |
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30 |
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31 | void Enable_Interrupt(void)
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32 | {
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33 | sei();
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34 | PMIC.CTRL |= PMIC_LOLVLEN_bm | PMIC_MEDLVLEN_bm | PMIC_HILVLEN_bm;
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35 | }
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36 |
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37 | void Enable_2MHz_Clock(void)
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38 | {
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39 | OSC.CTRL |= OSC_RC2MEN_bm;
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40 | while(!(OSC.STATUS & OSC_RC2MRDY_bm));
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41 | CCP = CCP_IOREG_gc;
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42 | CLK.CTRL = CLK_SCLKSEL_RC2M_gc;
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43 | }
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44 |
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45 | void Enable_32MHz_Clock(void)
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46 | {
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47 | OSC.CTRL |= OSC_RC32MEN_bm;
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48 | while(!(OSC.STATUS & OSC_RC32MRDY_bm));
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49 | CCP = CCP_IOREG_gc;
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50 | CLK.CTRL = CLK_SCLKSEL_RC32M_gc;
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51 | }
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52 |
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53 | void Enable_Ext_Clock(void)
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54 | {
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55 |
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56 | }
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57 |
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58 | void Set_Output(PORT_t *Port, int Pin)
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59 | {
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60 | Port->DIR |= (1 << Pin);
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61 |
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62 | return;
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63 | }
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64 |
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65 | void Set_Input(PORT_t *Port, int Pin)
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66 | {
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67 | Port->DIR &= ~(1 << Pin);
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68 |
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69 | return;
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70 | }
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71 |
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72 | void Set_IO(PORT_t *Port, int Pin, int Status)
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73 | {
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74 | if(Status == 1)
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75 | {
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76 | Port->OUT |= (1 << Pin);
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77 | }
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78 | else if(Status == 0)
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79 | {
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80 | Port->OUT &= ~(1 << Pin);
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81 | }
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82 |
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83 | return;
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84 | }
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85 |
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86 |
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87 | void RTC_Init()
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88 | {
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89 | // Oszillator aktivieren
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90 | OSC.CTRL |= OSC_XOSCEN_bm;
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91 | while (OSC.STATUS & (OSC_XOSCRDY_bm));
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92 |
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93 | // 32kHz Quarz am TOSC Pin im Low-Power Mode aktivieren
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94 | OSC.XOSCCTRL |= OSC_X32KLPM_bm | OSC_XOSCSEL_32KHz_gc;
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95 |
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96 | // RTC akvieren
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97 | CLK.RTCCTRL = RTC_Clock_Source | CLK_RTCEN_bm;
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98 | }
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99 |
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100 | void RTC_Config(int Periode)
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101 | {
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102 | RTC32.PER = Periode;
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103 | RTC32.CTRL = RTC32_ENABLE_bm;
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104 | while(OSC.STATUS & RTC32_SYNCBUSY_bm);
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105 |
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106 | // RTC Interrupt konfigurieren
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107 | RTC32.INTCTRL = RTC_Interrupt_Level;
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108 | }
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109 |
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110 |
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111 | #endif /* CHIP_H_ */
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