From b5c1df30961369762e6c9ead8a11f8c9d0f5f8a3 Mon Sep 17 00:00:00 2001
From: Omar Magdy <omar.professional8777@gmail.com>
Date: Tue, 23 Aug 2022 12:32:39 +0200
Subject: Added two timers and made them sync the 2 traffic lights as when one
 traffic light is green the other is red and vice versa.

---
 color.c | 56 ++++++++++++++++++++++++++++++--------------------------
 1 file changed, 30 insertions(+), 26 deletions(-)

(limited to 'color.c')

diff --git a/color.c b/color.c
index 9806979..e7e072d 100644
--- a/color.c
+++ b/color.c
@@ -3,42 +3,46 @@
 
 
 void set_color(uint8_t color) {
+  uint32_t pins = GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_3 | GPIO_PIN_4 | GPIO_PIN_5 | GPIO_PIN_6;
 	switch (color) {
-		case RED:
-      GPIOPinWrite(GPIO_PORTF_BASE, GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_3, 0x2);
+		case RED_TF1:
+      GPIOPinWrite(GPIO_PORTF_BASE, pins, 0x2);
 			break;
-		case BLUE:
-      GPIOPinWrite(GPIO_PORTF_BASE, GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_3, 0x4);
+		case YELLOW_TF1:
+      GPIOPinWrite(GPIO_PORTF_BASE, pins, 0x4);
 			break;
-		case GREEN:
-      GPIOPinWrite(GPIO_PORTF_BASE, GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_3, 0x8);
+		case GREEN_TF1:
+      GPIOPinWrite(GPIO_PORTF_BASE, pins, 0x8);
 			break;
-		case YELLOW:
-      GPIOPinWrite(GPIO_PORTF_BASE, GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_3, 0xA);
+		case RED_TF2:
+      GPIOPinWrite(GPIO_PORTA_BASE, pins, 0x4);
 			break;
-		case WHITE:
-      GPIOPinWrite(GPIO_PORTF_BASE, GPIO_PIN_1 | GPIO_PIN_2 | GPIO_PIN_3, 0xe);
+		case YELLOW_TF2:
+      GPIOPinWrite(GPIO_PORTA_BASE, pins, 0x8);
 			break;
-	}
-}
-
-void toggle_color(uint8_t color) {
-	switch (color) {
-		case RED:
-      GPIO_PORTF_DATA_R ^= LED_RED;
-			break;
-		case BLUE:
-      GPIO_PORTF_DATA_R ^= LED_BLUE;
-			break;
-		case GREEN:
-      GPIO_PORTF_DATA_R ^= LED_GREEN;
-			break;
-		case WHITE:
-      GPIO_PORTF_DATA_R ^= (LED_RED | LED_BLUE | LED_GREEN);
+		case GREEN_TF2:
+      GPIOPinWrite(GPIO_PORTA_BASE, pins, 0x10);
 			break;
 	}
 }
 
+// void toggle_color(uint8_t color) {
+// 	switch (color) {
+// 		case RED:
+//       GPIO_PORTF_DATA_R ^= LED_RED;
+// 			break;
+// 		case BLUE:
+//       GPIO_PORTF_DATA_R ^= LED_BLUE;
+// 			break;
+// 		case GREEN:
+//       GPIO_PORTF_DATA_R ^= LED_GREEN;
+// 			break;
+// 		case WHITE:
+//       GPIO_PORTF_DATA_R ^= (LED_RED | LED_BLUE | LED_GREEN);
+// 			break;
+// 	}
+// }
+
 void reset_color() {
 	PORTF &= 0x11;
 }
-- 
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