First commit for 00_m1284p_blink project

00_m1284p_blink/main.c

@@ -0,0 +1,66 @@
+/*
+ * main.c
+ *
+ *  Created on: 22 <20><><EFBFBD><EFBFBD>. 2018 <20>.
+ *      Author: maxx
+ */
+#include <avr/io.h>
+#include <util/delay.h>
+/*
+ * m1284p minimum template, with one button & one led
+ */
+
+//M644P/M1284p Users LEDS:
+//LED1/PORTC.4- m644p/m1284p maxxir
+#define led1_conf()      DDRC |= (1<<DDC4)
+#define led1_high()      PORTC |= (1<<PORTC4)
+#define led1_low()       PORTC &= ~(1<<PORTC4)
+#define led1_tgl()     PORTC ^= (1<<PORTC4)
+#define led1_read()     (PORTC & (1<<PORTC4))
+
+#define sw1_conf()      {DDRC &= ~(1<<DDC5); PORTC |= (1<<PORTC5);}
+#define sw1_read()     (PINC & (1<<PINC5))
+
+#define led2_conf()      DDRC |= (1<<DDC3)
+#define led2_high()      PORTC |= (1<<PORTC3)
+#define led2_low()       PORTC &= ~(1<<PORTC3)
+#define led2_tgl()     PORTC ^= (1<<PORTC3)
+#define led2_read()     (PORTC & (1<<PORTC3))
+
+
+int main()
+{
+	led1_conf();
+	led1_low();
+	led2_conf();
+	led2_high();
+	sw1_conf();
+	while(1)
+	{
+		if(sw1_read())
+		{
+			//sw1 released
+			//_delay_ms(500); //1Hz
+			_delay_ms(50); //10Hz
+			led1_low();
+			led2_low();
+		}
+		else
+		{
+			//sw1 pressed
+			_delay_ms(500); //1Hz
+			//_delay_ms(50); //10Hz
+			led1_tgl();
+			if (led1_read())
+			{
+				led2_low();
+			}
+			else
+			{
+				led2_high();
+			}
+
+		}
+	}
+	return 0;
+}