t

Geigerzaehler/main.c

@@ -1,8 +1,6 @@
 /*
  * geigerzaehler.c
  *
-=======
->>>>>>> f39ee6c90de22ce1514bb4f9e7e3e3116efac22f
  * Created			:	28.02.2019 09:07:22
  * Author			:	John Ditgens, Alexander Brandscheidt
  * Git-Repository	:	https://gitea.Railduction.eu/JohnD/Geigerzaehler.git
@@ -12,13 +10,30 @@
  */ 
 #define F_CPU 20000000UL 				// Clock speed: 20 MHz	- Maximum of AtMega328P
 
+// Macros
+#define bit_get(p,m) ((p) & (m))
+#define bit_set(p,m) ((p) |= (m))
+#define bit_clear(p,m) ((p) &= ~(m))
+#define bit_flip(p,m) ((p) ^= (m))
+#define bit_write(c,p,m) (c ? bit_set(p,m) : bit_clear(p,m))
+#define BIT(x) (0x01 << (x))
+#define LONGBIT(x) ((unsigned long)0x00000001 << (x))
+
 // Imports
 #include <avr/io.h>
 #include <avr/interrupt.h>
 #include <stdint.h>
 
 // Global variable declaration
-uint8_t test = 0;
+uint32_t currTick = 0;		// Todo: Method/Interrupt to get the current-tick
+
+bool enable_boost = false;
+bool boost_highVoltage_nextHigh = true;
+uint32_t boost_highVoltage_nextTick = 0;
+
+bool enable_signalOutput = false;
+bool signal_Output_nextHigh = true;
+uint32_t signal_Output_nextTick = 0;
 
 
 int main()
@@ -26,16 +41,11 @@ int main()
     DDRD &= ~(1<<2); 					// Activate PD2
     DDRD &= ~(1<<3);					// Activate PD3
 										
-	PORTD |= (1<<2);					// Enable Pull Up Resistor Pin D2
-	PORTD |= (1<<3);					// Enable Pull Up Resistor Pin D3
-	
-    EICRA |= (1 << ISC11)|(1 << ISC10); // Only at raising edge
-    EIMSK |= (1 << INT1);				// Activate Interrupt INT0
+	PORTD |= (1<<2);					// Enable pull-up-resistor Pin-D2
+	PORTD |= (1<<3);					// Enable pull-up-resistor Pin-D3
 	
-    EICRA |= (1 << ISC00);				// Only at falling edge
-    EIMSK |= (1 << INT0);				// Activate Interrupt INT1
 	// Interrupt for INT0	Pin-D2	High-voltage check
-    EICRA |= (1 << ISC01)|(0 << ISC00); // Only at falling edge		[1|0]
+    EICRA |= (0 << ISC01)|(1 << ISC00); // Only at any edge		[0|1]
     EIMSK |= (1 << INT0);				// Activate Interrupt INT0
     
 	// Interrupt for INT1	Pin-D3	Counter-click
@@ -47,6 +57,61 @@ int main()
 	// Endless loop
     while (1) 
     {
+		// HighVoltage boosting
+		if(enable_boost)
+		{
+			if(currTick >= boost_highVoltage_nextTick)	// If we are on or after the tick it should be executed
+			{
+				// Set pin according to next exec
+				if(boost_highVoltage_nextHigh)		// Set it high
+				{
+					bit_set(PD4, 1);
+					boost_highVoltage_nextHigh = false;	// Next is low
+				}
+				else  								// Set it low
+				{
+					bit_set(PD4, 0);
+					boost_highVoltage_nextHigh = true;	// Next is high
+				}
+				
+				// Calculate when next high/low should be set
+				boost_highVoltage_nextTick = currTick + 101		// Todo: Add calculation for pin high/low time
+			}
+		}else
+		{
+			if(boost_highVoltage_nextTick > 0)		// If boosting is deactivated, but the nextTick was not reset yet
+			{
+				// Reset boost-state
+				bit_set(PD4, 0);
+				boost_highVoltage_nextHigh = true;
+				boost_highVoltage_nextTick = 0;
+			}
+		}
+		
+		
+		// Signal output
+		if(enable_signalOutput)
+		{
+			if(currTick >= signal_Output_nextTick)	// If we are on or after the tick it should be executed
+			{
+				// Set pin according to next exec
+				if(boost_highVoltage_nextHigh)		// Set it high
+				{
+					bit_set(PD5, 1);
+					bit_set(PD6, 1);
+					boost_highVoltage_nextHigh = false;	// Next is low
+				}
+				else  								// Set it low
+				{
+					bit_set(PD5, 0);
+					bit_set(PD6, 0);
+					boost_highVoltage_nextHigh = true;	// Next is high
+				}
+				
+				// When the signal should stop
+				boost_highVoltage_nextTick = currTick + 101		// Todo: Add calculation for PWM high/low time
+			}
+		}
     }
 }
 
@@ -57,6 +122,16 @@ int main()
 // Address: 0x001	INT0
 ISR(INT0_vect)
 {
+	if(PIND&0x20 == 0x00)	// Falling edge
+	{	
+		// Below ~400V, activate booster
+		enable_boost = true;
+	}
+	else					// Rising edge
+	{
+		// Reached ~400V, deactivate booster
+		enable_boost = false;
+	}
 	
 	reti();		// Exit interrupt-handler
 }
@@ -64,6 +139,8 @@ ISR(INT0_vect)
 
 ISR(INT1_vect)
 {
+	// Tick detected, signalOutput
+	enable_signalOutput = true;
 	
 	reti();		// Exit interrupt-handler
 }