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brainmsp430 [2014/11/02 19:20] – created adminbrainmsp430 [2019/08/06 15:11] (current) – admin
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 <code> <code>
-#include <msp430g2553.h>+#include <msp430.h>
  
 /* /*
Line 6: Line 6:
  */  */
 volatile unsigned long doublemillis = 0; volatile unsigned long doublemillis = 0;
-volatile int j = 0; +volatile unsigned int j = 0; 
-volatile int brainFq[] = { +const unsigned int brainFq[8][63] = { 
-  15, //1 +{1,15,14,13,12,11,10,9,8,7,6,5,4,7,6,5,4,6,5,4,5,6,7,8,9,10,11,12,13,14,15,}, 
-  14, //2 +{1,14,13,15,12,11,14,11,10,9,11,9,8,7,10,7,6,5,7,6,8,5,8,7,9,11,10,12,}, 
-  13, //3 +{1,15,14,13,12,14,11,10,9,8,11,10,9,8,9,8,9,10,8,10,9,8,9,10,11,12,13,10,15,10,11,10,11,12}, 
-  12, //4 +{1,12,14,11,13,12,10,9,8,7,6,5,4,8,7,6,5,4,7,6,5,4,7,6,5,4,5,6,7,8,9,12,10,11,12,15,12,15,12,}, 
-  11, //5 +{1,12,14,11,13,12,10,9,8,7,6,5,4,8,7,6,5,4,7,6,5,4,7,6,5,4,5,6,7,8,9,12,10,11,12,15,12,15,12,}, 
-  10, //6 +{1,12,14,11,13,12,10,9,8,7,6,5,4,8,7,6,5,4,7,6,5,4,7,6,5,4,5,6,7,8,9,12,10,11,12,15,12,15,12,}, 
-  9,  //7 +{1,12,14,11,13,12,10,9,8,7,6,5,4,8,7,6,5,4,7,6,5,4,7,6,5,4,5,6,7,8,9,12,10,11,12,15,12,15,12,}, 
-  8,  //8 +{1,10,1,1,1,1,1,1,1,1,1,1,1,1,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,}
-  7,  //9 +
-  6, //10 +
-  5, //11 +
-  4, //12 +
-  7, //13 +
-  6, //14 +
-  5, //15 +
-  4, //16 +
-  6, //17 +
-  5, //18 +
-  4, //19 +
-  5, //20 +
-  6, //21 +
-  7, //22 +
-  8, //23 +
-  9, //24 +
-  10, //25 +
-  11, //26 +
-  12, //27 +
-  13, //28 +
-  14, //29 +
-  15, //30+
 }; };
-volatile int brainDuration[] = { +const unsigned int brainDuration[8][63] = { 
-  20, //1 +{0,20,20,20,20,20,20,20,30,30,30,30,40,5,10,20,40,5,10,30,5,5,5,5,5,5,5,5,5,5,25,}, 
-  20, //2 +{1,15,15,5,15,15,5,15,15,15,5,15,15,15,3,15,10,10,5,10,5,10,5,10,10,5,15,15,}, 
-  20, //3 +{2,15,15,15,15,10,20,20,20,20,5,5,10,10,10,10,10,10,10,5,10,10,10,20,20,20,20,10,15,10,10,10,10,30,}, 
-  20, //4 +{3,5,15,10,5,10,8,10,10,12,5,4,15,5,5,10,10,10,5,5,5,10,15,5,5,5,5,5,5,10,10,10,5,5,15,5,10,5,25,}, 
-  20, //5 +{4,5,15,10,5,10,8,10,10,12,5,4,15,5,5,10,10,10,5,5,5,10,15,5,5,5,5,5,5,10,10,10,5,5,15,5,10,5,25,}, 
-  20, //6 +{5,5,15,10,5,10,8,10,10,12,5,4,15,5,5,10,10,10,5,5,5,10,15,5,5,5,5,5,5,10,10,10,5,5,15,5,10,5,25,}, 
-  20, //7 +{6,5,15,10,5,10,8,10,10,12,5,4,15,5,5,10,10,10,5,5,5,10,15,5,5,5,5,5,5,10,10,10,5,5,15,5,10,5,25,}, 
-  30, //8 +{7,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,10,},
-  30, //9 +
-  30, //10 +
-  30, //11 +
-  40, //12 +
-  5, //13 +
-  10, //14 +
-  20, //15 +
-  60, //16 +
-  5, //17 +
-  10, //18 +
-  30, //19 +
-  5, //20 +
-  5, //21 +
-  5, //22 +
-  5, //23 +
-  5, //24 +
-  5, //25 +
-  5, //26 +
-  5, //27 +
-  5, //28 +
-  5, //29 +
-  25, //30+
 }; };
-volatile int ArrayLength = 30; +const unsigned int ArrayLength[8] = {31,28,34,39,39,39,39,39,}; 
-volatile int on = 0;+volatile unsigned int on = 0;
 // Declaration of functions // Declaration of functions
-int FreqTime(int Hz); +unsigned int FreqTime(unsigned int Hz); 
-int FreqCycle(int Hz , unsigned long speed);+unsigned int FreqCycle(unsigned int Hz , unsigned long speed);
 unsigned long millis(); unsigned long millis();
-int blinkms(int Millis); +unsigned long blinkms(unsigned long Millis); 
-int CountByTime(int duration, int ArrayLength);+unsigned int CountByTime(unsigned long duration, unsigned int ArrayLength);
 // MAIN program // MAIN program
 int main(void) { int main(void) {
  // Set Watchdog as timer with an interrupt every 0.5ms  // Set Watchdog as timer with an interrupt every 0.5ms
 + BCSCTL1 = CALBC1_1MHZ;
 + DCOCTL = CALDCO_1MHZ;
  WDTCTL = WDT_MDLY_0_5; // (WDTPW+WDTTMSEL+WDTCNTCL+WDTIS1) /* 0.5ms  WDTCTL = WDT_MDLY_0_5; // (WDTPW+WDTTMSEL+WDTCNTCL+WDTIS1) /* 0.5ms
-    P1DIR |= 0x0F; // Set P1.0 - P1.3 as Output + IFG1 &= ~WDTIFG; 
-  P1OUT &= 0xF0; // Set P1.0 - P1.3 to 0+ IE1 |= WDTIE; // Enable WDT interrupt 
 + P1SEL = 0x00; // Set all Pins to GPIO Pins, no clock sources, nothing 
 + P1SEL2 = 0x00; // Set all Pins to GPIO Pins, no clock sources, nothing 
 + P2SEL = 0x00; 
 + P2SEL2 = 0x00; 
 + P3SEL = 0x00; 
 + P3SEL2 = 0x00; 
 +    P1DIR = 0xCF; // Set P1.0 - P1.3 as output P1.4 - P1.5 as input and P1.6 - P1.7 as output 
 + P1REN = 0x30; // Set P1.4 - P1.5 pull down resistor 
 +  P1OUT = 0x00; // Set P1.0 - P1.7 to 0 
 + P2DIR = 0xF8; // Set P2.0 - P2.2 as Intput and P2.3 - P2.7 as Output 
 + P2REN = 0x07; // Set P2.0 - P2.2 pull down resistor 
 + P2OUT = 0x00; // Set P2.0 - P2.7 to 0 
 +    P3DIR = 0xFF; 
 +    P3OUT = 0x00;
   // Timer_A   // Timer_A
  TA0CCR0 = 1250; // Count limit for 400Hz at !MHz (1000000 / 400 / 2)  TA0CCR0 = 1250; // Count limit for 400Hz at !MHz (1000000 / 400 / 2)
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  TA1CCR0 = 1250; // Count limit for 400Hz predefinitoin, will be overwriten later  TA1CCR0 = 1250; // Count limit for 400Hz predefinitoin, will be overwriten later
  TA1CCTL0 = 0x10;  // Enable Timer A0 interrupts, bit 4=1  TA1CCTL0 = 0x10;  // Enable Timer A0 interrupts, bit 4=1
- TA1CTL = TASSEL_2 + MC_1; // Timer A0 with SMCLK, count UP+ TA1CTL = TASSEL_2 + MC_1; // Timer A1 with SMCLK, count UP 
 + _EINT(); //enable interrupts 
 +// convert input of PIN 2.0 - 2.2 to programnumber. Onöy once at startup. So no switching during program 
 +    volatile int ProgNo = P2IN & 0x07;
 // Endless loop // Endless loop
   while(1){   while(1){
-  j = CountByTime(brainDuration[j], ArrayLength); + j = CountByTime(brainDuration[ProgNo][j], ArrayLength[ProgNo]); 
-  on = blinkms(FreqTime(brainFq[j])); +  if (j < ArrayLength[ProgNo]){ 
-  TA1CCR0 = FreqCycle(brainFq[j]+400, 1000000); + on = blinkms(FreqTime(brainFq[ProgNo][j])); 
-  if (on){ + TA1CCR0 = FreqCycle(brainFq[ProgNo][j]+400, 1000000); 
-  P1OUT |= 0x03; + int brightness = ((P1IN & 0x30) >> 4)+5;  // brightness encoded on switches on PIN 1.4 and 1.5 
-  } + if (on){ 
-  else{ +            for (int i = 0; i < 10; i++){ 
-  P1OUT &= 0xFD; + // poor mans PWM 
-  } + if (i<brightness){ 
-  }+ P1OUT |= 0x03; 
 + } 
 + 
 + else{ 
 + P1OUT &= 0xFC; 
 + } 
 + } 
 + } 
 + else{ 
 + P1OUT &= 0xFC; 
 + } 
 + } 
 + else{ 
 +            P1DIR = 0xFF; // Set P1.0 - P1.7 as output 
 +            P2DIR = 0xFF; // Set P2.0 - P2.7 as output 
 +  P1OUT = 0x00; 
 +  P2OUT = 0x00; 
 +            __dint(); 
 + _BIS_SR(LPM4_bits); 
 + } 
 + }
   return 0;   return 0;
 } }
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 // blink in the rhythm of given ms // blink in the rhythm of given ms
-int blinkms(int Millis){+unsigned long blinkms(unsigned long Millis){
  static unsigned long PreviousMillis = 0;  static unsigned long PreviousMillis = 0;
- static int back = 0;+ static unsigned int back = 0;
  unsigned long CurrentMillis = millis();  unsigned long CurrentMillis = millis();
  if (CurrentMillis - PreviousMillis >= Millis){  if (CurrentMillis - PreviousMillis >= Millis){
Line 121: Line 116:
 } }
 // count 1 up, if time in ms done // count 1 up, if time in ms done
-int CountByTime(int duration, int ArrayLength){+unsigned int CountByTime(unsigned long duration, unsigned int ArrayLength){
  static unsigned long PreviousMillis = 0;  static unsigned long PreviousMillis = 0;
- static int back = 0;+ static unsigned int back = 0;
  unsigned long Millis = duration * 1000;  unsigned long Millis = duration * 1000;
  unsigned long CurrentMillis = millis();  unsigned long CurrentMillis = millis();
  if (CurrentMillis - PreviousMillis >= Millis){  if (CurrentMillis - PreviousMillis >= Millis){
  PreviousMillis = CurrentMillis;  PreviousMillis = CurrentMillis;
- if (back < ArrayLength) back++;+ if (back <= ArrayLength) back++;
  }  }
  return back;  return back;
Line 134: Line 129:
  
 // Convert frequency to ms // Convert frequency to ms
-int FreqTime(int Hz){ +unsigned int FreqTime(unsigned int Hz){ 
- int v = 1000 / Hz / 2;+ unsigned int v = 1000 / Hz / 2;
  return v;  return v;
 } }
 // Convert frequency to Cycles by given Clockspeed // Convert frequency to Cycles by given Clockspeed
-int FreqCycle(int Hz, unsigned long speed){ +unsigned int FreqCycle(unsigned int Hz, unsigned long speed){ 
- int v = speed / Hz / 2;+ unsigned int v = speed / Hz / 2;
  return v;  return v;
 } }
Line 164: Line 159:
    P1OUT ^= 0x08;                  // Toggle output P1.3    P1OUT ^= 0x08;                  // Toggle output P1.3
 } }
- 
 </code> </code>
- 
brainmsp430.1414956057.txt.gz · Last modified: 2014/11/02 19:20 by admin
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