1 files changed, 51 insertions, 0 deletions
diff --git a/sem4/embedded/m7/m7.ino b/sem4/embedded/m7/m7.ino
new file mode 100644
index 0000000..27b1ea2
--- /dev/null
+++ b/sem4/embedded/m7/m7.ino
@@ -0,0 +1,51 @@
+#include <krnl.h>
+#define STACK 200
+
+char stk1[STACK];
+char stk2[STACK];
+struct k_t *tsk1, *tsk2, *sem1, *sem2;
+
+#define DELAY 100000
+void f1() {
+    k_set_sem_timer(sem1, 50);
+	for(;;) {
+        k_wait(sem1, 0);
+        PORTD &= ~(1 << 5);
+        PORTD |= (1 << 4);
+        k_eat_msec_time(20);
+        PORTD &= ~(1 << 4);
+	}
+}
+
+void f2() {
+    k_set_sem_timer(sem2, 80);
+	for(;;) {
+        k_wait(sem2, 0);
+        PORTD &= ~(1 << 5);
+        PORTD |= (1 << 3);
+        k_eat_msec_time(20);
+        PORTD &= ~(1 << 3);
+	}
+}
+
+void setup() {
+    pinMode(13, OUTPUT);
+    pinMode(3, OUTPUT);
+    pinMode(4, OUTPUT);
+    Serial.begin(115200);
+    Serial.println("Starting");
+
+    k_init(2, 2, 0);
+
+    sem1 = k_crt_sem(0, 1);
+    sem2 = k_crt_sem(0, 1);
+
+    tsk1 = k_crt_task(f1, 10, stk1, STACK);
+    tsk2 = k_crt_task(f2, 10, stk2, STACK);
+
+    k_start(1); 
+}
+
+void loop() {
+
+}