diff --git a/cube/User/Src/loopCtrl.c b/cube/User/Src/loopCtrl.c
index 7ce6f62..e46a673 100644
--- a/cube/User/Src/loopCtrl.c
+++ b/cube/User/Src/loopCtrl.c
@@ -2,6 +2,7 @@
 #include <loopCtrl.h>
 #include <show.h>
 #include <logger.h>
+#include <oled.h>
 
 bool loopActive = false;
 
@@ -10,6 +11,7 @@ void loopEnable() {
     HAL_GPIO_WritePin(Loop_Enable_GPIO_Port, Loop_Enable_Pin, GPIO_PIN_SET);
     HAL_GPIO_WritePin(Loop_Enable_GPIO_Port, Loop_Enable_Pin, GPIO_PIN_RESET);
     coloredMsg(LOG_HIGH, true, "lc le loop is enabled");
+    oledPrint("loop enabled");
 }
 
 void loopDisable() {
@@ -17,6 +19,7 @@ void loopDisable() {
     HAL_GPIO_WritePin(Loop_Disable_GPIO_Port, Loop_Disable_Pin, GPIO_PIN_RESET);
     loopActive = false;
     coloredMsg(LOG_HIGH, true, "lc ld loop is disabled");
+    oledPrint("loop disabled");
 }
 
 void loopStatusCallback() {
diff --git a/cube/User/Src/oled.c b/cube/User/Src/oled.c
index cf13c1a..bbd9ab2 100644
--- a/cube/User/Src/oled.c
+++ b/cube/User/Src/oled.c
@@ -23,14 +23,6 @@
 #define LOW GPIO_PIN_RESET
 
 
-// DO: SPI Clk, D1: SPI Data
-
-
-
-
-
-
-
 
 static void __LEDPIN_RST(GPIO_PinState v) {
   HAL_GPIO_WritePin(Display_RES_GPIO_Port, Display_RES_Pin, v);
@@ -365,145 +357,6 @@ void oled_PrintBMP(unsigned char x0,unsigned char y0,unsigned char x1,unsigned c
   }
 }
 
-//void oled_PrintValueC(unsigned char x, unsigned char y, char data)
-//{
-//  unsigned char i,j,k;
-//  if(data < 0)
-//  {
-//    oled_P6x8Char(x,y,'-');
-//    data = - data;
-//  }
-//  else
-//  {
-//    oled_P6x8Char(x,y,'+');
-//  }
-//  i = data/100;
-//  j = (data%100)/10;
-//  k = data%10;
-//  oled_P6x8Char(x+6,y,i+48);
-//  oled_P6x8Char(x+12,y,j+48);
-//  oled_P6x8Char(x+18,y,k+48);
-//}
-//
-//
-//void oled_PrintValueI(unsigned char x, unsigned char y, int data)
-//{
-//  unsigned char i,j,k,l,m;
-//  if(data < 0)
-//  {
-//    oled_P6x8Char(x,y,'-');
-//    data = - data;
-//  }
-////  else
-////  {
-////    oled_P6x8Char(x,y,'+');
-////  }
-//
-//  l  = data/10000;
-//  m= (data%10000)/1000;
-//  i = (data%1000)/100;
-//  j = (data%100)/10;
-//  k = data%10;
-//
-//  unsigned char c;
-//  c = (l == 0) ? ' ' : (l + 48); oled_P6x8Char(x+6,y,c);
-//  c = (m == 0 && l == 0) ? ' ' : (m + 48); oled_P6x8Char(x+12,y,c);
-//  c = (i == 0 && m == 0 && l == 0) ? ' ' : (i + 48); oled_P6x8Char(x+18,y,c);
-//  c = (j == 0 && i == 0 && m == 0 && l == 0) ? ' ' : (j + 48); oled_P6x8Char(x+24,y,c);
-//  oled_P6x8Char(x+30,y,k+48);
-//}
-//
-//void oled_PrintValueFP(unsigned char x, unsigned char y, unsigned int data, unsigned char num)
-//{
-//  unsigned char m,i,j,k;
-//  oled_P6x8Char(x, y, '.');
-//  m= data/1000;
-//  i = (data%1000)/100;
-//  j = (data%100)/10;
-//  k = data%10;
-//  switch(num)
-//  {
-//  case 1:  	LED_P6x8Char(x+6,y,k+48);
-//  break;
-//  case 2:  	LED_P6x8Char(x+6,y,j+48);
-//  oled_P6x8Char(x+12,y,k+48);
-//  break;
-//  case 3:	LED_P6x8Char(x+6,y,i+48);
-//  oled_P6x8Char(x+12,y,j+48);
-//  oled_P6x8Char(x+18,y,k+48);
-//  break;
-//  case 4: 	LED_P6x8Char(x+6,y,m+48);
-//  oled_P6x8Char(x+12,y,i+48);
-//  oled_P6x8Char(x+18,y,j+48);
-//  oled_P6x8Char(x+24,y,k+48);
-//  break;
-//  }
-//}
-//
-//
-//void oled_PrintValueF(unsigned char x, unsigned char y, float data, unsigned char num)
-//{
-//  unsigned char l,m,i,j,k;
-//  unsigned char databiti = 6;
-//  unsigned int tempdataui = 0;
-//  int tempdataii = (int)data;
-//  long int tempdatalp = (long int)((data - (int)data)*10000);
-//
-//
-//  if(data < 0.0000001)  oled_P6x8Char(x, y,'-');
-//  else oled_P6x8Char(x, y,'+');
-//  if(tempdataii < 0)tempdataii = - tempdataii;
-//  tempdataui = tempdataii;
-//  l  = tempdataui/10000;
-//  m= (tempdataui%10000)/1000;
-//  i = (tempdataui%1000)/100;
-//  j = (tempdataui%100)/10;
-//  k = tempdataui%10;
-//  if (l != 0)
-//  {
-//    oled_P6x8Char(x+6,y,l+48);
-//    oled_P6x8Char(x+12,y,m+48);
-//    oled_P6x8Char(x+18,y,i+48);
-//    oled_P6x8Char(x+24,y,j+48);
-//    oled_P6x8Char(x+30,y,k+48);
-//  }
-//  else if(m != 0)
-//  {
-//    databiti = 5;
-//    oled_P6x8Char(x+6,y,m+48);
-//    oled_P6x8Char(x+12,y,i+48);
-//    oled_P6x8Char(x+18,y,j+48);
-//    oled_P6x8Char(x+24,y,k+48);
-//  }
-//  else if(i != 0)
-//  {
-//    databiti = 4;
-//    oled_P6x8Char(x+6,y,i+48);
-//    oled_P6x8Char(x+12,y,j+48);
-//    oled_P6x8Char(x+18,y,k+48);
-//  }
-//  else if(j != 0)
-//  {
-//    databiti = 3;
-//    oled_P6x8Char(x+6,y,j+48);
-//    oled_P6x8Char(x+12,y,k+48);
-//  }
-//  else
-//  {
-//    databiti = 2;
-//    oled_P6x8Char(x+6,y,k+48);
-//  }
-//  if(tempdatalp < 0)tempdatalp = - tempdatalp;
-//  switch(num)
-//  {
-//  case 0: break;
-//  case 1:  oled_PrintValueFP(x + databiti * 6, y, (unsigned int)(tempdatalp / 1000),num);break;
-//  case 2:  oled_PrintValueFP(x + databiti * 6, y, (unsigned int)(tempdatalp / 100),num);break;
-//  case 3:  oled_PrintValueFP(x + databiti * 6, y, (unsigned int)(tempdatalp / 10),num);break;
-//  case 4:  oled_PrintValueFP(x + databiti * 6, y, (unsigned int)(tempdatalp),num);break;
-//  }
-//}
-
 void oled_Cursor(unsigned char cursor_column, unsigned char cursor_row)
 {
   if(cursor_row != 0)
@@ -519,19 +372,6 @@ void oled_Cursor(unsigned char cursor_column, unsigned char cursor_row)
   }
 }
 
-#if 0
-void setup()
-{
-  LEDPIN_Init();
-  oled_Init();
-}
-void loop()
-{
-  oled_P8x16Str(23,0,"welcome to");
-  oled_P8x16Str(40,2,"Smart");
-  oled_P8x16Str(20,4,"Prototyping");
-}
-#endif
 
 
 #define MAX_LINES 8