Horst

User Tools

Site Tools

Trace:
brainmsp430

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revisionPrevious revision
Next revision		Previous revision
brainmsp430 [2016/01/07 11:27] – adminbrainmsp430 [2019/08/06 15:11] (current) – admin
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, +{1,15,14,13,12,11,10,9,8,7,6,5,4,7,6,5,4,6,5,4,5,6,7,8,9,10,11,12,13,14,15,}, 
-12, +{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,}, 
-14, +{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}, 
-11, +{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, +{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, +{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, +{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,}, 
-7, +{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,}
-6, +
-5, +
-4, +
-7, +
-6, +
-5, +
-4, +
-7, +
-6, +
-5, +
-4, +
-5, +
-6, +
-7, +
-8, +
-9, +
-12, +
-10, +
-11, +
-12, +
-15, +
-12,+
 }; };
-volatile int brainDuration[] = { +const unsigned int brainDuration[8][63] = { 
-10, +{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,}, 
-5, +{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,}, 
-15, +{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,}, 
-10, +{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,}, 
-10, +{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,}, 
-10, +{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,}, 
-10, +{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,}, 
-12, +{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,},
-5, +
-4, +
-15, +
-5, +
-5, +
-5, +
-10, +
-15, +
-5, +
-5, +
-5, +
-5, +
-5, +
-5, +
-10, +
-10, +
-10, +
-5, +
-5, +
-15, +
-5, +
-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) {
Line 86: Line 42:
  WDTCTL = WDT_MDLY_0_5; // (WDTPW+WDTTMSEL+WDTCNTCL+WDTIS1) /* 0.5ms  WDTCTL = WDT_MDLY_0_5; // (WDTPW+WDTTMSEL+WDTCNTCL+WDTIS1) /* 0.5ms
  IFG1 &= ~WDTIFG;  IFG1 &= ~WDTIFG;
- IE1 |= WDTIE; // Enable WDT interrupt   + IE1 |= WDTIE; // Enable WDT interrupt 
- P1DIR |= 0x0F; // Set P1.0 - P1.3 as Output + P1SEL = 0x00; // Set all Pins to GPIO Pins, no clock sources, nothing 
-  P1OUT &= 0xF0; // Set P1.0 - P1.3 to 0+ 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)
Line 97: Line 65:
  TA1CTL = TASSEL_2 + MC_1; // Timer A1 with SMCLK, count UP  TA1CTL = TASSEL_2 + MC_1; // Timer A1 with SMCLK, count UP
  _EINT(); //enable interrupts  _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]); 
-  if (j < ArrayLength){ +  if (j < ArrayLength[ProgNo]){ 
- on = blinkms(FreqTime(brainFq[j])); + on = blinkms(FreqTime(brainFq[ProgNo][j])); 
- TA1CCR0 = FreqCycle(brainFq[j]+400, 1000000);+ TA1CCR0 = FreqCycle(brainFq[ProgNo][j]+400, 1000000); 
 + int brightness = ((P1IN & 0x30) >> 4)+5;  // brightness encoded on switches on PIN 1.4 and 1.5
  if (on){  if (on){
-  P1OUT |= 0x03;+            for (int i = 0; i < 10; i++){ 
 + // poor mans PWM 
 + if (i<brightness){ 
 + P1OUT |= 0x03; 
 + } 
 + 
 + else{ 
 + P1OUT &= 0xFC; 
 + } 
 + }
  }  }
  else{  else{
-  P1OUT &= 0xFC;+ P1OUT &= 0xFC;
  }  }
  }  }
  else{  else{
-  P1OUT &= 0x00; +            P1DIR = 0xFF; // Set P1.0 - P1.7 as output 
-  P1OUT &= 0x00; +            P2DIR = 0xFF; // Set P2.0 - P2.7 as output 
- _BIS_SR(LPM3_bits); +  P1OUT = 0x00; 
- } +  P2OUT = 0x00; 
 +            __dint(); 
 + _BIS_SR(LPM4_bits); 
 + }
  }  }
   return 0;   return 0;
Line 122: Line 105:
  
 // 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 133: 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();
Line 146: 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 176: Line 159:
    P1OUT ^= 0x08;                  // Toggle output P1.3    P1OUT ^= 0x08;                  // Toggle output P1.3
 } }
- 
 </code> </code>
brainmsp430.1452166076.txt.gz · Last modified: 2016/01/07 11:27 by admin
Except where otherwise noted, content on this wiki is licensed under the following license: CC0 1.0 Universal
CC0 1.0 Universal Donate Powered by PHP Valid HTML5 Valid CSS Driven by DokuWiki