Rozdíly

Zde můžete vidět rozdíly mezi vybranou verzí a aktuální verzí dané stránky.

--- 2014:pixel-light [2015/01/18 14:23]
Pavel Kostelník
+++ 2014:pixel-light [2015/01/19 01:44] (aktuální)
Pavel Kostelník
@@ Řádek 65: / Řádek 65: @@
 __task void init (void)
 {
-	// create tasks:
+   // create tasks:
-			t_blink = os_tsk_create(blink, 0);
+      t_blink = os_tsk_create(blink, 0);
-			t_uart_tx = os_tsk_create(uart_tx, 0);
+      t_uart_tx = os_tsk_create(uart_tx, 0);
-			t_interpreter = os_tsk_create(interpreter, 0);
+      t_interpreter = os_tsk_create(interpreter, 0);
-			t_spi247 = os_tsk_create(spi247, 0);
+      t_spi247 = os_tsk_create(spi247, 0);
-			t_spi787 = os_tsk_create(spi787, 0);
+      t_spi787 = os_tsk_create(spi787, 0);
-			t_dc247 = os_tsk_create(dc247, 0);
+      t_dc247 = os_tsk_create(dc247, 0);
-	// init semaphores:
+   // init semaphores:
-			os_sem_init (&Semspi247, 0);
+      os_sem_init (&Semspi247, 0);
-			os_sem_init (&Semspi787, 0);
+      os_sem_init (&Semspi787, 0);
-			os_sem_init (&Semdc247, 0);
+      os_sem_init (&Semdc247, 0);
-	// init mutexes
+   // init mutexes
-			os_mut_init(&Mutspi247);
+      os_mut_init(&Mutspi247);
-			os_mut_init(&Mutspi787);
+      os_mut_init(&Mutspi787);
-			os_mut_init(&Mutuart_tx);
+      os_mut_init(&Mutuart_tx);
-	//delete itself:
+   // delete itself:
-			os_tsk_delete_self ();
+      os_tsk_delete_self ();
 }
 //------------------------- TASK: init -- (End) ----------------------------------
 </code>
 === TASK: blink ===
@@ Řádek 94: / Řádek 95: @@
 //-------------------------- TASK: blink -- (Begin) ---------------------------------
 // Blinking with LED D5
-	__task void blink (void)
+__task void blink (void)
 {
-		while(1)
+   while(1)
-		{
+   {
-			LED_off(5);			// turn off LED5
+      LED_off(5);			// turn off LED5
-			os_dly_wait (500);              // wait for 500 ms
+      os_dly_wait (500);              // wait for 500 ms
-			LED_on(5);			// turn on LED5
+      LED_on(5);			// turn on LED5
-			os_dly_wait (500);              // wait for 500 ms
+      os_dly_wait (500);              // wait for 500 ms
-		}
+   }
 }
 //-------------------------- TASK: blink -- (End) ----------------------------------
 </code>
 === TASK: interpreter, spi787, spi247, dc247 ===
@@ Řádek 118: / Řádek 120: @@
 __task void wb (void)
 {
-		uint8_t target = newtarget;		// target device
+   uint8_t target = newtarget;		// target device
-		float wb_dt = 0; 			// time difference
+   float wb_dt = 0; 			// time difference
-		while(1)
+   while(1)
-		{
+   {
-				wb_dt = (float)(wb_stop[target] - wb_start[target])/12.0;
+      wb_dt = (float)(wb_stop[target] - wb_start[target])/12.0;
-				if (wb_counter[target] >= wb_per[target])	// counter overflow
+      if (wb_counter[target] >= wb_per[target])	// counter overflow
-					wb_counter[target] = 0;
+         wb_counter[target] = 0;
-				else
+      else
-					wb_counter[target]++;		// increment counter
+         wb_counter[target]++;			// increment counter
-				if (wb_counter[target] < wb_start[target])	// all LEDs OFF
+      if (wb_counter[target] < wb_start[target])	// all LEDs OFF
-				{
+      {
-					for (i=0; i<12; i++)
+         for (i=0; i<12; i++)
-					{
+         {
-							DCs[i] = 1023;
+            DCs[i] = 1023;
-					}
+         }
-					j=0;
+         j=0;
-				}
+      }
-				else if (wb_counter[target] < wb_stop[target])	//all LEDs dimmed
+      else if (wb_counter[target] < wb_stop[target])	//all LEDs dimmed
-				{
+      {
-						for (i=0; i<12; i++)
+         for (i=0; i<12; i++)
-						{
+         {
-								if (wb_counter[target] < (wb_start[target] + i*wb_dt))
+            if (wb_counter[target] < (wb_start[target] + i*wb_dt))
-										DCs[i] = 1023;
+               DCs[i] = 1023;
-								else if (wb_counter[target] < (wb_start[target] + (i+1)*wb_dt))
+            else if (wb_counter[target] < (wb_start[target] + (i+1)*wb_dt))
-										DCs[i] = (wb_start[target] + (i+1)*wb_dt - wb_counter[target])/wb_dt*1023;
+               DCs[i] = (wb_start[target] + (i+1)*wb_dt - wb_counter[target])/wb_dt*1023;
-								else
+            else
-									DCs[i] = 0;
+               DCs[i] = 0;
-						}
+         }
-				}
+      }
-				else	// all LEDs ON
+      else	// all LEDs ON
-				{
+      {
-					for (i=0; i<12; i++)
+         for (i=0; i<12; i++)
-					{
+         {
-							DCs[i] = 0;
+            DCs[i] = 0;
-					}
+         }
-				}
+      }
-				dimming(DCs, LEDcount, ON, OFF, TR, lastLevel[target]);	// ON, OFF, TR values computation using Dimming algorithm
+      dimming(DCs, LEDcount, ON, OFF, TR, lastLevel[target]);	// ON, OFF, TR values computation using Dimming algorithm
-				os_mut_wait(&Mutspi247, 0xFFFF);			// wait for mutex
+      os_mut_wait(&Mutspi247, 0xFFFF);			// wait for mutex
-				SPI_SendFrame(target + 3, 1, 0xCF, 0, 0, 0);		// send SPI frame to pixel light
+      SPI_SendFrame(target + 3, 1, 0xCF, 0, 0, 0);	// send SPI frame to pixel light
-				while ((LPC_SSP2->SR & 0x4)== 0x0){}		// wait until frame is received
+      while ((LPC_SSP2->SR & 0x4)== 0x0){}		// wait until frame is received
-				SPI_RcvData = (LPC_SSP2->DR)<<16;				// shift received data
+      SPI_RcvData = (LPC_SSP2->DR)<<16;			// shift received data
-				while ((LPC_SSP2->SR & 0x4)== 0x0){}		// wait until frame is received
+      while ((LPC_SSP2->SR & 0x4)== 0x0){}		// wait until frame is received
-				SPI_RcvData += LPC_SSP2->DR;						// sum received data
+      SPI_RcvData += LPC_SSP2->DR;			// sum received data
-				SPI_SendFrame(target + 3, 1, 0xCC, ((SPI_RcvData)&(0xFB)), (SPI_RcvData>>8)&0xFF, (SPI_RcvData>>16)&0xFF);
+      SPI_SendFrame(target + 3, 1, 0xCC, ((SPI_RcvData)&(0xFB)), (SPI_RcvData>>8)&0xFF, (SPI_RcvData>>16)&0xFF);
-				while ((LPC_SSP2->SR & 0x4)== 0x0){}		// wait until frame is received
+      while ((LPC_SSP2->SR & 0x4)== 0x0){}		// wait until frame is received
-				SPI_RcvData = (LPC_SSP2->DR)<<16;				// shift received data
+      SPI_RcvData = (LPC_SSP2->DR)<<16;			// shift received data
-				while ((LPC_SSP2->SR & 0x4)== 0x0){}		// wait until frame is received
+      while ((LPC_SSP2->SR & 0x4)== 0x0){}		// wait until frame is received
-				SPI_RcvData += LPC_SSP2->DR;						// sum received data
+      SPI_RcvData += LPC_SSP2->DR;			// sum received data
-				for(i=0; i<12; i++)		// send ON, OFF and TR values to pixel light
+      for(i=0; i<12; i++)		// send ON, OFF and TR values to pixel light
-				{
+      {
-						SPI_SendFrame(target + 3, 1, i + 0xC0, ((OFF[i]<<4)+TR[i])&0xFF, ((ON[i]<<6)+(OFF[i]>>4))&0xFF, (ON[i]>>2)&0xFF);
+         SPI_SendFrame(target + 3, 1, i + 0xC0, ((OFF[i]<<4)+TR[i])&0xFF, ((ON[i]<<6)+(OFF[i]>>4))&0xFF, (ON[i]>>2)&0xFF);
-						while ((LPC_SSP2->SR & 0x4)== 0x0){}	// wait until frame is received
+         while ((LPC_SSP2->SR & 0x4)== 0x0){}		// wait until frame is received
-						SPI_RcvData = (LPC_SSP2->DR)<<16;			// shift received data
+         SPI_RcvData = (LPC_SSP2->DR)<<16;		// shift received data
-						while ((LPC_SSP2->SR & 0x4)== 0x0){}	// wait until frame is received
+         while ((LPC_SSP2->SR & 0x4)== 0x0){}		// wait until frame is received
-						SPI_RcvData += LPC_SSP2->DR;					// sum received data
+         SPI_RcvData += LPC_SSP2->DR;			// sum received data
-				}
+      }
-				SPI_SendFrame(target + 3, 1, 0xCC, ((SPI_RcvData)&0xFF)|(1<<2), (SPI_RcvData>>8)&0xFF, (SPI_RcvData>>16)&0xFF);	//set MAPENA bit
+      SPI_SendFrame(target + 3, 1, 0xCC, ((SPI_RcvData)&0xFF)|(1<<2), (SPI_RcvData>>8)&0xFF, (SPI_RcvData>>16)&0xFF);	//set MAPENA bit
-				while ((LPC_SSP2->SR & 0x4)== 0x0){}			// wait until frame is received
+      while ((LPC_SSP2->SR & 0x4)== 0x0){}		// wait until frame is received
-				SPI_RcvData = (LPC_SSP2->DR)<<16;					// shift received data
+      SPI_RcvData = (LPC_SSP2->DR)<<16;			// shift received data
-				while ((LPC_SSP2->SR & 0x4)== 0x0){}			// wait until frame is received
+      while ((LPC_SSP2->SR & 0x4)== 0x0){}		// wait until frame is received
-				SPI_RcvData += LPC_SSP2->DR;							// sum received data
+      SPI_RcvData += LPC_SSP2->DR;			// sum received data
-				os_mut_release(&Mutspi247);								// release mutex
+      os_mut_release(&Mutspi247);			// release mutex
-				os_dly_wait(20);
+      os_dly_wait(20);
-		} // end while(1)
+   } // end while(1)
 }
 //--------------------------- TASK: wb -- (End) -----------------------------------
 </code>

Individální projekty MPOA

Uživatelské nástroje

Nástroje pro tento web

Rozdíly

Nástroje pro stránku