Hallo,
hab an PortC 8 LEDs angeschlossen und möchte sie gerne wie (im SRAM
gespeichert) blinken lassen. Leider Blinkt immer nur eine LED.
Wo ist da der Fehler?
1 | .include "m162def.inc"
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2 |
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3 | .def temp = r16
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4 |
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5 | begin:
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6 | rjmp main
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7 |
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8 |
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9 | main:
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10 |
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11 | ;Stack-Einrichtung
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12 | ldi temp,low(RAMEND)
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13 | out SPL,temp
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14 | ldi temp,high(RAMEND)
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15 | out SPH,temp
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16 |
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17 | ;___________________________________________________________________
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18 |
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19 | ;I/O-Konfiguration
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20 |
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21 | ldi temp,0xFF
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22 | out DDRC,temp ;PORTC auf Ausgang
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23 |
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24 | ;___________________________________________________________________
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25 |
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26 | ;SRAM beladen
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27 | ldi temp,0b11111101
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28 | STS 0x0060,temp
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29 |
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30 | ldi temp,0b00010001
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31 | STS 0x0061,temp
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32 |
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33 | ldi temp,0b10101010
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34 | STS 0x0062,temp
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35 |
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36 | ldi temp,0x7E
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37 | STS 0x0063,temp
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38 |
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39 |
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40 |
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41 | ;---------------------------------------------------------------------------------------------------------------
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42 | mainloop:
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43 |
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44 | wdr
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45 |
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46 | lds temp,0x0060
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47 | out portc, temp
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48 |
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49 | rcall pause
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50 |
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51 |
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52 |
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53 | lds temp,0x0061
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54 | out portc, temp
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55 |
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56 | rcall pause
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57 |
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58 |
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59 |
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60 | lds temp,0x0062
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61 | out portc, temp
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62 |
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63 | rcall pause
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64 |
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65 |
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66 |
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67 | lds temp,0x0063
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68 | out portc, temp
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69 |
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70 | rjmp mainloop
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71 | ;---------------------------------------------------------------------------------------------------------------
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72 |
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73 |
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74 |
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75 | pause:
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76 |
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77 | Wait_3s:
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78 | push r16
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79 | ldi r16,122
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80 | Wait_3s_3:
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81 | push r16
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82 | ldi r16,255
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83 | Wait_3s_2:
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84 | push r16
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85 | ldi r16,255
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86 | Wait_3s_1:
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87 | dec r16
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88 | brne Wait_3s_1
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89 | pop r16
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90 | dec r16
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91 | brne Wait_3s_2
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92 | pop r16
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93 | dec r16
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94 | brne Wait_3s_3
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95 | pop r16
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96 | ret
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