From bcff11785c52aedbffa0e7e29fe6cc26399f2278 Mon Sep 17 00:00:00 2001
From: hugogogo <hugogogo@protonmail.com>
Date: Wed, 5 Mar 2025 14:11:45 +0100
Subject: [PATCH] first version with delay

---
 module01/ex00/main.c | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/module01/ex00/main.c b/module01/ex00/main.c
index 81e0195..8e24ca3 100644
--- a/module01/ex00/main.c
+++ b/module01/ex00/main.c
@@ -1,6 +1,10 @@
 #include <avr/io.h>
 #include <util/delay.h>
 
+// #define FIRST_LETTER_IMPL(x) #x[0]
+// #define FIRST_LETTER(x) FIRST_LETTER_IMPL(x)
+// #define PORT_LETTER(PIN) FIRST_LETTER(PIN)
+
 #define SET(REGISTER, BIT)			REGISTER |= 1 << BIT
 #define CLEAR(REGISTER, BIT)		REGISTER &= ~(1 << BIT)
 #define TEST(REGISTER, BIT)			REGISTER & 1 << BIT
@@ -12,6 +16,9 @@
 #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 TURN_ON(_PORT, BIT)			SET(PORT ## _PORT, BIT)
+#define TURN_OFF(_PORT, BIT)		CLEAR(PORT ## _PORT, BIT)
+
 
 #define D1 0
 #define D2 1
@@ -20,7 +27,16 @@
 #define SW1 2
 #define SW2 4
 
+#define TIME 500
+
+#define LED1 B0
+
 int main() {
-	MODE_OUTPUT(B, D1);
-	SET(PORTB, D1);
+	MODE_OUTPUT(B, D2);
+	TURN_OFF(B, D2);
+
+	while(1) {
+		TOGGLE_PIN(B, D2);
+		_delay_ms(TIME);
+	}
 }
\ No newline at end of file