setup module01 ex00

module01/ex00/main.c

@@ -0,0 +1,26 @@
+#include <avr/io.h>
+#include <util/delay.h>
+
+#define SET(REGISTER, BIT)			REGISTER |= 1 << BIT
+#define CLEAR(REGISTER, BIT)		REGISTER &= ~(1 << BIT)
+#define TEST(REGISTER, BIT)			REGISTER & 1 << BIT
+#define TOGGLE(REGISTER, BIT)		REGISTER ^= 1 << BIT
+
+#define TEST_PIN(PORT, BIT)			PIN ## PORT & 1 << BIT
+#define TOGGLE_PIN(PORT, BIT)		PIN ## PORT |= 1 << BIT
+#define MODE_INPUT(PORT, BIT)		CLEAR(DDR ## PORT, BIT)
+#define MODE_OUTPUT(PORT, BIT)		SET(DDR ## PORT, BIT)
+#define IS_PIN_SET(PORT, BIT)		(TEST_PIN(PORT, BIT)) == 0
+#define IS_PIN_CLEAR(PORT, BIT)		(TEST_PIN(PORT, BIT)) == 1
+
+#define D1 0
+#define D2 1
+#define D3 2
+#define D4 4
+#define SW1 2
+#define SW2 4
+
+int main() {
+	MODE_OUTPUT(B, D1);
+	SET(PORTB, D1);
+}