From e41764fceeabb1cdb6a7a299e00f2166a6f6ac32 Mon Sep 17 00:00:00 2001
From: fishsoupisgood <github@madingley.org>
Date: Thu, 18 Jun 2020 13:26:56 +0100
Subject: moved stm32 into directory added noddy pcb

---
 stm32/app/led.c | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
 create mode 100644 stm32/app/led.c

(limited to 'stm32/app/led.c')

diff --git a/stm32/app/led.c b/stm32/app/led.c
new file mode 100644
index 0000000..57baa17
--- /dev/null
+++ b/stm32/app/led.c
@@ -0,0 +1,42 @@
+#include "project.h"
+
+
+#define LED GPIO13
+#define LED_PORT GPIOC
+
+static int led = 0;
+
+void
+led_init (void)
+{
+  MAP_OUTPUT_OD (LED);
+  SET (LED);
+
+}
+
+
+void
+led_clear (void)
+{
+  SET (LED);
+  led = 0;
+}
+
+void
+led_set (void)
+{
+  CLEAR (LED);
+  led = MS_TO_TICKS (200);
+}
+
+void
+led_tick (void)
+{
+  if (led) {
+    led--;
+
+    if (!led)
+      led_clear();
+  }
+
+}
-- 
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