diff --git a/env/csl/stm32f042/Device/hardwareDescription.h b/env/csl/stm32f042/Device/hardwareDescription.h
index 6cc9e6e..644cd38 100644
--- a/env/csl/stm32f042/Device/hardwareDescription.h
+++ b/env/csl/stm32f042/Device/hardwareDescription.h
@@ -312,7 +312,7 @@ typedef enum {
 	TIM2_CAPTURECOMPARE_3,
   	TIM2_CAPTURECOMAPRE_4,
 	intTypeEND
-}intType_t;
+}intrType_t;
 
 uint32_t intHandlerList[intTypeEND]={
 0,0,0,0,0,0,0,0,0,0};
diff --git a/env/csl/stm32f042/Src/imp_interrupt.c b/env/csl/stm32f042/Src/imp_interrupt.c
index 7c1d79c..4a381f2 100644
--- a/env/csl/stm32f042/Src/imp_interrupt.c
+++ b/env/csl/stm32f042/Src/imp_interrupt.c
@@ -1,10 +1,11 @@
 #include "interrupt.h"
+
 static void defaultHandler(){};
 
 // pointers to dedicated interrupt handlers
 
 void intInit(
-		intType_t intType,
+		intrType_t intType,
 		intHandler_t handler,	
 		uint8_t priority)
 {
@@ -25,15 +26,15 @@ void intDissableAll()
 }
 
 void intEnable(
-		intType_t intType)
+		intrType_t intType)
 {
 	NVIC_EnableIRQ(interruptTypeIndexList[intType]);
 }
 
 void intDissable(
-		intType_t intType)
+		intrType_t intType)
 {
-
+	NVIC_DisableIRQ(interruptTypeIndexList[intType]);
 }
 
 // Interrupt service routines
diff --git a/env/csl/stm32f042/config.cmake b/env/csl/stm32f042/config.cmake
index 39401ce..d9cd195 100644
--- a/env/csl/stm32f042/config.cmake
+++ b/env/csl/stm32f042/config.cmake
@@ -75,3 +75,4 @@ list(APPEND EXTRA_LIBS sub::max7219)
 list(APPEND EXTRA_LIBS sub::spi)
 list(APPEND EXTRA_LIBS sub::i2c)
 list(APPEND EXTRA_LIBS sub::pin)
+list(APPEND EXTRA LIBS sub::interrupt)
diff --git a/env/periferals/interrupt.h b/env/periferals/interrupt.h
index 38eb1b2..83905e8 100644
--- a/env/periferals/interrupt.h
+++ b/env/periferals/interrupt.h
@@ -27,7 +27,6 @@ extern "C" {
 /*! interrupt callback type for the handler */
 typedef void (*intHandler_t)(void);
 
-// TODO: showe this into hardware description
 /**
  * @brief Initialize Interrupt
  *
@@ -47,7 +46,7 @@ typedef void (*intHandler_t)(void);
  * @param priority the interrupt priority
  */
 void intInit(
-		intType_t intType,
+		intrType_t intType,
 		intHandler_t handler,	
 		uint8_t priority);
 
@@ -77,7 +76,7 @@ void intDisableAll();
  * @param intType interrupt type
  */
 void intEnable(
-		intType_t intType);
+		intrType_t intType);
 
 
 /**
@@ -91,7 +90,7 @@ void intEnable(
  * @param intType interrupt type
  */
 void intDisable(
-		intType_t intType);
+		intrType_t intType);
 
 #ifdef __cplusplus
 }