diff --git a/src/PontCoopScheduler.c b/src/PontCoopScheduler.c
index fbcdfe4..af536e2 100644
--- a/src/PontCoopScheduler.c
+++ b/src/PontCoopScheduler.c
@@ -7,6 +7,8 @@
 
 
 #include <stdlib.h>
+#include <msp430g2553.h>
+
 
 #include "PontCoopScheduler.h"
 
diff --git a/src/eggTimer.h b/src/eggTimer.h
index 3195e4b..820b63d 100644
--- a/src/eggTimer.h
+++ b/src/eggTimer.h
@@ -18,7 +18,7 @@ extern const uint32_t EGG_TIMER_CYCLE;
 void eggTimerInit(void *handleArg);
 void eggTimerExec(void *handleArg);
 void eggTimerStart(void *handleArg);
-
+void eggTimerAlarm(void *handleArg);
 
 
 #endif /* EGGTIMER_H_ */
diff --git a/src/gpio.c b/src/gpio.c
index 4d64ed6..db5fe0a 100644
--- a/src/gpio.c
+++ b/src/gpio.c
@@ -19,6 +19,13 @@ extern tPinCfg pinCfg[];
 
 
 void gpioInitPins() {
+  P1OUT = 0;
+  P1DIR = 0;
+  P1REN = 0;
+  P2OUT = 0;
+  P2DIR = 0;
+  P2REN = 0;
+
   for (tPin p = PINS_FIRST; p < PINS_END; p += 1) {
     tPinCfg pin = pinCfg[p];
     if (pin.portId == PORT1) {
diff --git a/src/gpio.h b/src/gpio.h
index ffae80c..eaddff1 100644
--- a/src/gpio.h
+++ b/src/gpio.h
@@ -51,6 +51,7 @@ typedef enum {
   DIGIT_1,
   BUTTON_1,
   LED_1,
+  POWER,
   PINS_END
 } tPin;
 
diff --git a/src/gpioCfg.c b/src/gpioCfg.c
index 31797e3..dba83b5 100644
--- a/src/gpioCfg.c
+++ b/src/gpioCfg.c
@@ -19,5 +19,6 @@ tPinCfg pinCfg[PINS_END] = {
     {PORT2, BIT0, PIN_OUT, HIGH}, //0
     {PORT1, BIT5, PIN_OUT, HIGH}, //1
     {PORT1, BIT0, PIN_IN_PULLUP, LOW}, // BUTTON_1
-    {PORT1, BIT1, PIN_OUT, LOW}, //TESTPIN1
+    {PORT1, BIT1, PIN_OUT, LOW}, // LED_1
+    {PORT1, BIT2, PIN_OUT, HIGH}, // POWER
 };
diff --git a/src/main.c b/src/main.c
index d953f43..e8bfc69 100644
--- a/src/main.c
+++ b/src/main.c
@@ -19,9 +19,23 @@
 #include "measure.h"
 #include "eggTimer.h"
 #include "button.h"
+#include "gpio.h"
 
 
 
+void powerDown(void *handleArg) {
+  P1OUT = 0;
+  P1DIR = 0xff;
+  P1REN = 0;
+  P2OUT = 0;
+  P2DIR = 0xff;
+  P2REN = 0;
+  ADC10CTL0 = 0;
+
+  LPM4;
+  while (1);
+}
+
 int main() {
   WDTCTL = WDTPW | WDTHOLD;
 
@@ -36,6 +50,18 @@ int main() {
   timeInit();
   schInit();
 
+
+  schAdd(eggTimerAlarm, NULL, 0, 37);
+  schAdd(powerDown, NULL, 5000, 0);
+
+
+
+
+
+
+
+
+#if 0
   // interrupts are required for delay function in displayInit();
   __enable_interrupt();
   displayInit(NULL);
@@ -52,11 +78,12 @@ int main() {
   schAdd(eggTimerExec, NULL, 0, EGG_TIMER_CYCLE);
   schAdd(buttonExec, NULL, 0, BUTTON_CYCLE);
 
-
+#endif
   __enable_interrupt();
 
   while (1) {
     schExec();
+    LPM3;
 
     // put it into the idle loop, it is not time critical
     // but should get as much time as possible to avoid
diff --git a/src/time.c b/src/time.c
index a7fd15f..6d67a0d 100644
--- a/src/time.c
+++ b/src/time.c
@@ -16,6 +16,7 @@
 volatile uint32_t timestamp;
 
 ISR(TIMER0_A0, TA0_ISR) {
+  LPM3_EXIT;
   timestamp++;
   schUpdate();
 }