diff --git a/ProjetsKEIL/Drivers/adc.c b/ProjetsKEIL/Drivers/adc.c
deleted file mode 100644
index 65e55ff..0000000
--- a/ProjetsKEIL/Drivers/adc.c
+++ /dev/null
@@ -1 +0,0 @@
-#include "adc.h"
diff --git a/ProjetsKEIL/Drivers/adc.h b/ProjetsKEIL/Drivers/adc.h
deleted file mode 100644
index 434becb..0000000
--- a/ProjetsKEIL/Drivers/adc.h
+++ /dev/null
@@ -1,5 +0,0 @@
-#ifndef ADCDRIVER_H
-#define ADCDRIVER_H
-#include "stm32f10x.h"
-
-#endif
diff --git a/ProjetsKEIL/Drivers/adcdriver.c b/ProjetsKEIL/Drivers/adcdriver.c
new file mode 100644
index 0000000..e676215
--- /dev/null
+++ b/ProjetsKEIL/Drivers/adcdriver.c
@@ -0,0 +1 @@
+#include "adcdriver.h"
diff --git a/ProjetsKEIL/Drivers/adcdriver.h b/ProjetsKEIL/Drivers/adcdriver.h
new file mode 100644
index 0000000..ba3bdcf
--- /dev/null
+++ b/ProjetsKEIL/Drivers/adcdriver.h
@@ -0,0 +1,10 @@
+#ifndef ADCDRIVER_H
+#define ADCDRIVER_H
+#include "stm32f10x.h"
+
+typedef struct
+{
+	GPIO_TypeDef * ADC;		//ADC 1 or 2
+} MyADC_Struct_TypeDef;
+
+#endif
diff --git a/ProjetsKEIL/adc/Source/Principale.c b/ProjetsKEIL/adc/Source/Principale.c
index 10fb923..b7caf48 100644
--- a/ProjetsKEIL/adc/Source/Principale.c
+++ b/ProjetsKEIL/adc/Source/Principale.c
@@ -15,8 +15,8 @@ int main (void)
 	MyGPIO_Init(&led);
 	MyGPIO_Init(&adc);
 	
-	RCC->CFGR |= (0x2<<ADCPRE);	// ADC Prescaler : divided by 6 -> 72MHz to 12MHz
-	RCC->APB2ENR |= RCC_APB2ENR_ADC1EN;
+	RCC->CFGR |= RCC_CFGR_ADCPRE_1;// ADC Prescaler : divided by 6 -> 72MHz to 12MHz
+	RCC->APB2ENR |= RCC_APB2ENR_ADC1EN;	//We activate the clock first
 	
 	
 	//ADC1->CR1 |= (0x0<<24);			//Resolution 12bit -> 00