Diff: main.cpp

Revision:

0:ac644277eadb

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Thu Mar 21 16:53:36 2019 +0000
@@ -0,0 +1,182 @@
+// see: [[RTOS: Demonstration Setup]] 
+// Trace ab 15:00
+ 
+#include "mbed.h"
+#include "C12832.h"
+ 
+ C12832 lcd (p5, p7, p6, p8, p11);
+ 
+class Rgb
+{
+private:
+    DigitalOut _led;
+ 
+public:
+    Rgb(PinName ld) : _led(ld) { _led = 1;};  // Constructor
+    
+    void LedOn() {
+        _led = 0;
+    }
+    void LedOff(){
+        _led.write(1);
+    }
+};  
+ 
+class HasA
+{
+private:
+    DigitalOut _led;
+ 
+public:
+    HasA(PinName ld) : _led(ld) {};  // Constructor
+    
+    void LedOn() {
+        _led = 1;
+    }
+    void LedOff(){
+        _led.write(0);
+    }
+};  
+ 
+void Delay_Nonsense(uint32_t * DelayCounter, uint32_t const * TargetCount)
+{
+    while(*DelayCounter <= *TargetCount)
+    {
+        *DelayCounter = *DelayCounter + 1;
+    }
+ 
+    *DelayCounter = 0;
+}
+ 
+//M3 r (p23); g (p24); b (p25);
+/*
+HasA Led1(LED1);
+HasA Led2(LED2);
+HasA Led3(LED3);
+*/
+Rgb Led1(p23);
+Rgb Led2(p24);
+Rgb Led3(p25);
+ 
+//void Led1_Blink(void *pvParameters)
+void Led1_Blink()       // red long
+{
+   const int xDelay = 500; 
+   uint32_t BlueDelay = 0;
+   const uint32_t TargetCount = 16000;
+ 
+   for(;;) {    
+       for(int i = 0; i < 10; i++) {        // randomnes
+          wait_ms(xDelay);
+       }
+ 
+       {
+           lcd.cls();
+           lcd.locate(0,3);
+           lcd.printf("Thread 1 RED LED blinks \r\nxxxxxxxx!");
+           
+           Led1.LedOn();
+           Delay_Nonsense(&BlueDelay, &TargetCount);
+           wait_ms(xDelay);
+           Led1.LedOff();
+           Delay_Nonsense(&BlueDelay, &TargetCount);
+           wait_ms(xDelay);
+       }
+   }
+}
+ 
+void Led2_Blink()   // green
+{
+   const int xDelay = 250; 
+   uint32_t BlueDelay = 0;
+   const uint32_t TargetCount = 16000;
+ 
+   for(;;) {
+       for(int i = 0; i < 10; i++) {     // randomnes
+          wait_ms(xDelay);
+       }
+       {
+           lcd.cls();
+           lcd.locate(0,3);
+           lcd.printf("Thread 2 GREEN LED blinks \r\nxxxxxxxx!");
+           
+           Led2.LedOn();
+           Delay_Nonsense(&BlueDelay, &TargetCount);
+           wait_ms(xDelay);
+           Led2.LedOff();
+           Delay_Nonsense(&BlueDelay, &TargetCount);
+           wait_ms(xDelay);
+       }
+   }
+}
+ 
+void Led3_Blink()   // blue very short
+{
+   const int xDelay = 100; 
+   uint32_t BlueDelay = 0;
+   const uint32_t TargetCount = 16000;
+ 
+   for(;;) {
+       for(int i = 0; i < 10; i++) {     // randomnes
+          wait_ms(xDelay);
+       }
+       {
+           lcd.cls();
+           lcd.locate(0,3);
+           lcd.printf("Thread 3 BLUE LED blinks \r\nxxxxxxxx!");
+           
+           
+           Led3.LedOn();
+           Delay_Nonsense(&BlueDelay, &TargetCount);
+           wait_ms(xDelay);
+           Led3.LedOff();
+           Delay_Nonsense(&BlueDelay, &TargetCount);
+           wait_ms(xDelay);
+       }
+   }
+}
+ 
+DigitalOut Led4(LED4);
+volatile bool running = true;
+ 
+// Callback function to pass arguments to params
+void blink(DigitalOut *led) {
+    osThreadSetPriority(osThreadGetId(), osPriorityIdle);
+    while (running) {
+        *led = !*led;
+        wait(1);
+    }
+}
+ 
+// https://docs.mbed.com/docs/mbed-os-api-reference/en/latest/APIs/tasks/rtos/#thread
+ 
+Thread thread1;//(osPriorityNormal, 400, NULL); //DEFAULT_STACK_SIZE, NULL); die default stack size funktioniert manchmal nicht laut Hr. Pucher
+// Thread thread1;
+Thread thread2;
+Thread thread3;
+// parametrisierter Thread
+Thread pthread; //(osPriorityHigh, 400, NULL);//DEFAULT_STACK_SIZE, NULL);
+ 
+int main() {
+    thread1.start(Led1_Blink);
+    thread2.start(Led2_Blink);
+    thread3.start(Led3_Blink); 
+    // Start parametrisierter Thread mit Callback Funktion
+    pthread.start(callback(blink, &Led4));
+ 
+    osThreadSetPriority(osThreadGetId(), osPriorityIdle);   // osPriorityHigh, 
+                                                        // osPriorityIdle
+    Thread::yield();
+    printf("Priority is %i\r\n", thread1.get_priority());
+    Thread::wait(1);
+ 
+    thread1.join();
+    thread2.join();
+    thread3.join();
+    
+    while(1) {
+    }
+    thread1.terminate();
+}
+ 
+        
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