From e3d457d72f59bd442a3a8d13b311d7c8444e177d Mon Sep 17 00:00:00 2001
From: Kleidi Bujari <mail@4kb.net>
Date: Fri, 4 Oct 2024 17:30:14 -0400
Subject: labs 1,2

---
 .../labs/lab1/Boards/Keil/MCB1700/Blinky_ULp/LED.c | 65 ++++++++++++++++++++++
 1 file changed, 65 insertions(+)
 create mode 100755 F2024/coe718/labs/lab1/Boards/Keil/MCB1700/Blinky_ULp/LED.c

(limited to 'F2024/coe718/labs/lab1/Boards/Keil/MCB1700/Blinky_ULp/LED.c')

diff --git a/F2024/coe718/labs/lab1/Boards/Keil/MCB1700/Blinky_ULp/LED.c b/F2024/coe718/labs/lab1/Boards/Keil/MCB1700/Blinky_ULp/LED.c
new file mode 100755
index 0000000..0cfaedb
--- /dev/null
+++ b/F2024/coe718/labs/lab1/Boards/Keil/MCB1700/Blinky_ULp/LED.c
@@ -0,0 +1,65 @@
+/*----------------------------------------------------------------------------
+
+ * Name:    LED.c
+ * Purpose: low level LED functions
+ * Note(s):
+ *----------------------------------------------------------------------------
+ * This file is part of the uVision/ARM development tools.
+ * This software may only be used under the terms of a valid, current,
+ * end user licence from KEIL for a compatible version of KEIL software
+ * development tools. Nothing else gives you the right to use this software.
+ *
+ * This software is supplied "AS IS" without warranties of any kind.
+ *
+ * Copyright (c) 2009-2011 Keil - An ARM Company. All rights reserved.
+ *----------------------------------------------------------------------------*/
+
+#include "LPC17xx.h"                         /* LPC17xx definitions           */
+#include "LED.h"
+
+const unsigned long led_mask[] = { 1UL<<28, 1UL<<29, 1UL<<31, 1UL<< 2,
+                                   1UL<< 3, 1UL<< 4, 1UL<< 5, 1UL<< 6 };
+/*----------------------------------------------------------------------------
+  initialize LED Pins
+ *----------------------------------------------------------------------------*/
+
+void LED_Init (void) {
+
+  LPC_SC->PCONP     |= (1 << 15);            /* enable power to GPIO & IOCON  */
+
+  LPC_GPIO1->FIODIR |= 0xB0000000;           /* LEDs on PORT1 are output      */
+  LPC_GPIO2->FIODIR |= 0x0000007C;           /* LEDs on PORT2 are output      */
+}
+
+/*----------------------------------------------------------------------------
+  Function that turns on requested LED
+ *----------------------------------------------------------------------------*/
+void LED_On (unsigned int num) {
+
+  if (num < 3) LPC_GPIO1->FIOPIN |=  led_mask[num];
+  else         LPC_GPIO2->FIOPIN |=  led_mask[num];
+}
+
+/*----------------------------------------------------------------------------
+  Function that turns off requested LED
+ *----------------------------------------------------------------------------*/
+void LED_Off (unsigned int num) {
+
+  if (num < 3) LPC_GPIO1->FIOPIN &= ~led_mask[num];
+  else         LPC_GPIO2->FIOPIN &= ~led_mask[num];
+}
+
+/*----------------------------------------------------------------------------
+  Function that outputs value to LEDs
+ *----------------------------------------------------------------------------*/
+void LED_Out(unsigned int value) {
+  int i;
+
+  for (i = 0; i < LED_NUM; i++) {
+    if (value & (1<<i)) {
+      LED_On (i);
+    } else {
+      LED_Off(i);
+    }
+  }
+}
-- 
cgit 1.4.1