1 | #include "msp430x24x.h"
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2 |
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3 | unsigned int lichtsteuerung = 80;
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4 | unsigned int lichtmax = 85;
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5 | unsigned int lichtmin = 10;
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6 | unsigned int auswahl;
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7 |
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8 |
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9 | void setON()
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10 | {
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11 |
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12 | if(auswahl == 98){
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13 | P1SEL &= ~BIT2; // P5.0 is I/O
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14 | P1DIR |= BIT2; // P5.0 is Output
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15 | P1DIR &= ~ BIT0; // P5.0 is Output
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16 | P1OUT |= BIT2; //Output auf High
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17 | }else{}
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18 |
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19 | }
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20 |
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21 | void setOFF(){
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22 |
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23 | if(auswahl == 99){
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24 | P1SEL &= ~BIT2; // P5.0 is I/O
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25 | P1DIR |= BIT2; // P5.0 is Output
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26 | P1DIR &= ~ BIT0; // P5.0 is Output
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27 | P1OUT &= ~ BIT2; //Output auf Low
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28 | }else{}
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29 |
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30 |
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31 | }
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32 |
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33 | void setTimer(){
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34 |
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35 | WDTCTL = WDTPW + WDTHOLD; // Stop WDT
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36 | P5DIR |= BIT7; // P1.0 output
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37 | CCTL0 = CCIE; // CCR0 interrupt enabled
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38 | CCR0 = 10000-1;
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39 | //TACTL = TASSEL_2 + MC_1; // SMCLK, upmode
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40 | TACTL = TASSEL_1 + MC_1; // ACLK, upmode
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41 | //_BIS_SR(LPM3_bits + GIE); // Enter LPM3 w/ interrupt
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42 | _BIS_SR(GIE); // Enter LPM3 w/ interrupt
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43 | //__bis_SR_register(GIE);
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44 | }
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45 |
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46 |
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47 | void setRS232(){
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48 |
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49 | WDTCTL = WDTPW + WDTHOLD; // Stop WDT
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50 | BCSCTL1 = CALBC1_1MHZ; // Set DCO
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51 | DCOCTL = CALDCO_1MHZ;
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52 | P3SEL = 0xf0; // P3.4,5,6,7 = USCI_A0 TXD/RXD
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53 | // P3DIR = 0xf0; // P3.4,5 = USCI_A0 TXD/RXD
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54 | UCA0CTL1 |= UCSSEL_2; // SMCLK
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55 | UCA0BR0 = 6; // 1MHz 9600
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56 | UCA0BR1 = 0; // 1MHz 9600
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57 | UCA0MCTL = UCBRF3 + UCOS16; // Modln UCBRSx=1, over sampling
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58 | UCA0CTL1 &= ~UCSWRST; // **Initialize USCI state machine**
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59 | IE2 |= UCA0RXIE; // Enable USCI_A0 RX interrupt
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60 |
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61 | ///////////////////////////////////////////////
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62 |
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63 | UCA1CTL1 |= UCSSEL_2; // SMCLK
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64 | UCA1BR0 = 6; // 1MHz 9600
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65 | UCA1BR1 = 0; // 1MHz 9600
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66 | UCA1MCTL = UCBRF3 + UCOS16; // Modln UCBRSx=1, over sampling
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67 | UCA1CTL1 &= ~UCSWRST; // **Initialize USCI state machine**
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68 | UC1IE |= UCA1RXIE; // Enable USCI_A1 RX interrupt
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69 |
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70 | __bis_SR_register(GIE); // Enter LPM3 w/ int until Byte RXed
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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 |
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76 | void setPWM(char val){
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77 |
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78 | if(val >= lichtmax)
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79 | {
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80 | val = 84;
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81 | lichtsteuerung = val;
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82 | }
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83 | if(val <= lichtmin)
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84 | {
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85 | val = 15;
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86 | lichtsteuerung = val;
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87 | }
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88 |
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89 | P1DIR |= BIT3; // P1.2 and P1.3 output
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90 | P1SEL |= BIT3; // P1.2 and P1.3 TA1/2 otions
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91 | CCR0 = 128; // PWM Period/2
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92 | CCTL2 = OUTMOD_6; // CCR2 toggle/set
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93 | CCR2 = val; // CCR2 PWM duty cycle
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94 | TACTL = TASSEL_2 + MC_3; // SMCLK, up-down mode
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95 |
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96 | }
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97 |
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98 |
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99 |
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100 | void main(void)
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101 | {
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102 |
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103 |
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104 | //setRS232();
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105 | // setTimer();
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106 | auswahl = 98;
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107 | setON();
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108 | while(1){
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109 |
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110 | setTimer();
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111 | //setPWM(lichtsteuerung);
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112 | }
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113 | /*
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114 | while(1){
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115 |
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116 | //setTimer();
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117 | //setPWM(UCA1RXBUF); //SET PWM RATE!
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118 |
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119 |
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120 |
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121 | switch(auswahl) {
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122 | case 10: //Licht Heller
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123 | lichtsteuerung -= 10;
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124 | setPWM(lichtsteuerung);
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125 | auswahl = 100;
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126 | break;
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127 | case 20: //Licht Dunkler
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128 | lichtsteuerung += 10;
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129 | setPWM(lichtsteuerung);
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130 | auswahl = 100;
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131 | break;
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132 | case 30: //lichtmodus Dimmung
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133 | setTimer(); //machts solange bis case nicht mehr 30 ist!!
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134 | //if((lichtsteuerung > lichtmax) || (lichtsteuerung < lichtmin)){
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135 | //break;}
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136 | break;
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137 | case 99: //Licht Aus
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138 | setOFF(); //EVG OFF
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139 | auswahl = 100;
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140 | break;
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141 | case 98: //Licht ein
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142 | setON(); //EVG ON
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143 | auswahl = 100;
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144 | break;
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145 |
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146 | }
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147 | }
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148 | */
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149 |
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150 | }
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151 |
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152 | //Für TX Interrupt RS232
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153 |
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154 | #pragma vector=USCIAB0RX_VECTOR
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155 | __interrupt void USCI0RX_ISR(void)
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156 | {
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157 | UCA0TXBUF = UCA0RXBUF;
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158 | }
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159 |
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160 | //Für RX Interrupt RS232
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161 |
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162 | #pragma vector=USCIAB1RX_VECTOR
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163 | __interrupt void USCI1RX_ISR(void)
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164 | {
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165 | //UCA1TXBUF = UCA1RXBUF; // TX -> RXed character
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166 | auswahl = UCA1RXBUF;
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167 | }
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168 |
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169 | //Für Timer Dimmingmodus
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170 | #pragma vector=TIMERA0_VECTOR
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171 | __interrupt void Timer_A (void)
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172 | {
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173 | //if((lichtsteuerung < lichtmin)){lichtsteuerung = 5;}
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174 | lichtsteuerung = lichtsteuerung - 10;
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175 | P5OUT ^= BIT7; // Toggle P5.7
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176 |
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177 |
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178 | }
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