diff --git a/.gitignore b/.gitignore
index 6481c8d..9668119 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,3 @@
 *.o
 *.elf
-
+core
diff --git a/Makefile b/Makefile
index ec87fe6..fe5507e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,11 @@
 CC=msp430-gcc
-CFLAGS=-O3 -g0 -Wall -mmcu=msp430g2553 -std=gnu99 -I hottislib
+
+# regular
+CFLAGS=-Wall -mmcu=msp430g2553 -std=gnu99 -I hottislib -O3 -g0
+
+# for debugging
+# CFLAGS=-Wall -mmcu=msp430g2553 -std=gnu99 -I hottislib -g3 -ggdb -gdwarf-2
+
 LDFLAGS=-mmcu=msp430g2553
 
 blinky1.elf:	main.o led.o time.o pattern.o PontCoopScheduler.o myrand.o measure.o
diff --git a/hottislib b/hottislib
index d129650..8c7413c 160000
--- a/hottislib
+++ b/hottislib
@@ -1 +1 @@
-Subproject commit d129650a6fbc77f5b5474c2b5153fa6adbbda003
+Subproject commit 8c7413c09b39e46916fc112e49005cbe7e798487
diff --git a/main.c b/main.c
index 3a352cb..fd33029 100644
--- a/main.c
+++ b/main.c
@@ -9,6 +9,7 @@
 
 #include "led.h"
 #include "pattern.h"
+#include "measure.h"
 
 
 int main() {
@@ -28,7 +29,8 @@ int main() {
 
     ledInit();
     patternInit();
-    // ledSetMatrix(0, 1, BLUE);
+    measureInit();
+    // ledSetMatrix(0, 0, BLUE);
 
     __enable_interrupt();
 
diff --git a/measure.c b/measure.c
index 9ace202..dfccaf4 100644
--- a/measure.c
+++ b/measure.c
@@ -28,20 +28,8 @@ const uint8_t AVERAGING_CYCLES = 50;
 
 
 
-void measureInit() {
-  ADC10CTL0 = SREF1 | ADC10SHT_3 | ADC10SR | REFOUT | REFON | REF2_5V | ADC10ON;
-  ADC10CTL1 = INCH_3;
-  ADC10AE0 = BIT3;
-}
-
-void measureCollectAndProcessConversion();
-
-void measureStartConversion(void *handleArg) {
-  ADC10CTL0 |= ENC | ADC10SC;
-  schAdd(measureCollectAndProcessConversion, NULL, MEASURE_FETCH_RESULT_DELAY, 0);
-}
-
 void measureCollectAndProcessConversion() {
+  
   static uint32_t averagingSum = 0;
   static uint8_t averagingCnt = 0;
 
@@ -81,4 +69,35 @@ void measureCollectAndProcessConversion() {
   }
 }
 
+void measureTestExec() {
+  static uint8_t t = 0;
+  static int8_t dir = 1;
+
+  if (t == 0) {
+    dir = 1;
+  }
+
+  if (t == 50) {
+    dir = -1; 
+  }
+
+  t += dir;
+
+  patternSetTemperature(t);
+}
+
+void measureInit() {
+  ADC10CTL0 = SREF1 | ADC10SHT_3 | ADC10SR | REFOUT | REFON | REF2_5V | ADC10ON;
+  ADC10CTL1 = INCH_0;
+  ADC10AE0 = BIT0;
+
+//  schAdd(measureStartConversion, NULL, 0, 100);
+  schAdd(measureTestExec, NULL, 0, 1000);
+}
+
+void measureStartConversion() {
+  ADC10CTL0 |= ENC | ADC10SC;
+  schAdd(measureCollectAndProcessConversion, NULL, MEASURE_FETCH_RESULT_DELAY, 0);
+}
+
 
diff --git a/pattern.c b/pattern.c
index 1a8d963..4b3b1b9 100644
--- a/pattern.c
+++ b/pattern.c
@@ -6,8 +6,8 @@
 #include "myrand.h"
 
 
-uint8_t temperature = 20;
-const uint8_t TEMPERATURE_THRESHOLD = 20;
+uint8_t temperature = 21;
+const uint8_t TEMPERATURE_THRESHOLD = 25;
 
 tColor lockedColor = OFF;
 
@@ -35,9 +35,7 @@ void patternExec() {
 }
 */
 
-/*
- * BLUE
-void patternExec() {
+void patternTestBlueExec() {
     static uint8_t state = 0;
     static uint8_t column = 0;
 
@@ -48,12 +46,11 @@ void patternExec() {
             ledSetMatrix(1, 0, BLUE);
             ledSetMatrix(2, 0, BLUE);
             ledSetMatrix(3, 0, BLUE);
-            srand(13);
             state = 1;
             break;
         case 1: 
             // select new column, row 1
-            column = ((uint8_t) rand()) & 0x3;
+            column = 0;
             ledSetMatrix(column, 1, BLUE);
             state = 2;
             break;
@@ -79,7 +76,7 @@ void patternExec() {
             break;
     }
 }
-*/
+
 
 
 static bool _patternChangeColor() {
@@ -101,7 +98,20 @@ static bool _patternChangeColor() {
 }
 
 uint8_t _patternStayCnt() {
-    return temperature;
+    uint8_t s = 0;
+
+    if (temperature < TEMPERATURE_THRESHOLD) {
+        s = TEMPERATURE_THRESHOLD - temperature;
+    } else if (temperature > (TEMPERATURE_THRESHOLD * 2)) {
+        s = 0;
+    } else {
+        s = (TEMPERATURE_THRESHOLD * 2) - temperature;
+    }
+
+    if (s == 0) {
+        s = 1;
+    }
+    return s;
 }
 
 void patternExec() {
@@ -129,7 +139,7 @@ void patternExec() {
             ledSetMatrix(1, baseRow, lockedColor);
             ledSetMatrix(2, baseRow, lockedColor);
             ledSetMatrix(3, baseRow, lockedColor);
-            srand(13);
+
             state = 1;
             break;
         case 1: 
@@ -177,7 +187,7 @@ void patternExec() {
         case 7:
             // same column, row 0 off
             ledSetMatrix(column, (lockedColor == RED) ? 0 : 3, OFF);
-            state = _patternChangeColor() ? 1 : 0;
+            state = _patternChangeColor() ? 0 : 1;
             stay = _patternStayCnt();
             break;
         default:
diff --git a/readme.md b/readme.md
new file mode 100644
index 0000000..7ba258f
--- /dev/null
+++ b/readme.md
@@ -0,0 +1,12 @@
+Build:
+* make all
+
+Flash:
+* make upload
+
+Debugger:
+* enable debugging in Makefile
+* mspdebug rf2500 gdb
+* ddd --debugger msp430-gdb
+* for every code change upload using Makefile and restart both mspdebug and ddd (or fine a way to reset the both)
+