diff --git a/RegulationIntensite.h b/RegulationIntensite.h
index ebf5fa4..0bc786f 100644
--- a/RegulationIntensite.h
+++ b/RegulationIntensite.h
@@ -1,6 +1,34 @@
 #ifndef REGULATIONINTENSITE_H
 #define REGULATIONINTENSITE_H
 
-float get_curent();
+typedef struct {
+  float rapportR;
+  int pinU;
+
+  float uMesure;
+  float uReel;
+} PontDiviseur;
+
+typedef struct {
+  float r;
+  int pinU1;
+  int pinU2;
+
+  float u1;
+  float u2;
+  float i;
+} CurentFromR;
+
+typedef struct {
+  float targetI;
+  int pinPWM;
+
+  float *curI;
+} Reg;
+
+float readCurentFromR(CurentFromR *);
+float readUFromPontDiviseur(PontDiviseur *);
+void regulationI(Reg *);
+void regulationVCE(Reg *);
 
 #endif
diff --git a/RegulationIntensite.ino b/RegulationIntensite.ino
index e991503..6f00085 100644
--- a/RegulationIntensite.ino
+++ b/RegulationIntensite.ino
@@ -6,6 +6,10 @@
 #define __PWM_OUT__ 3
 
 float target_curent = 0.05;//ma
+PontDiviseur sourceU;
+PontDiviseur colecteurU;
+CurentFromR baseI;
+Reg regIBase;
 
 void setup()
 {
@@ -13,6 +17,16 @@ void setup()
   pinMode(__ANALOGIN_BR__,0);
   pinMode(__PWM_OUT__,1);
   digitalWrite(__PWM_OUT__, 122);
+  sourceU.rapportR = 0;
+  sourceU.pinU = A2;
+  colecteurU.rapportR = 0;
+  colecteurU.pinU = A3;
+  baseI.pinU1 = A0;
+  baseI.pinU2 = A1;
+  baseI.r = 10000;
+  regIBase.curI = &(baseI.i);
+  regIBase.pinPWM = 3;
+  regIBase.targetI = 0.05;
   Serial.begin(9600);
 }
 
@@ -20,7 +34,7 @@ void loop()
 {
   static float curent;
   static int pwm_value = 0;
-  curent = get_curent();
+//  curent = get_curent();
   Serial.println(curent);
   if(curent<target_curent*0.95)
   {
@@ -35,13 +49,61 @@ void loop()
   delay(10);
 }
 
-float get_curent()
+/*float get_curent()
 {
   int b = analogRead(__ANALOGIN_BR__);
   int a = analogRead(__ANALOGIN_AR__);
   float dv = (b-a)*(5.0/1023.0) ; //Tension réel
   float curent = (dv/(float)__RESISTOR_VALUE__)*1000;
-  
+
   //Serial.print(a);Serial.print(";");Serial.print(b);Serial.print(";");Serial.print(dv);Serial.print(";");Serial.print(curent);Serial.print(";");
   return curent;
 }
+*/
+float readCurentFromR(CurentFromR * data)
+{
+  data->u1 = analogRead(data->pinU1);
+  data->u2 = analogRead(data->pinU2);
+  float dv = (data->u1-data->u2)*(5.0/1023.0) ; //Tension réel
+  data->i = (dv/(float)data->r)*1000;
+  return data->i;
+}
+float readUFromPontDiviseur(PontDiviseur * data)
+{
+  data->uMesure = analogRead(data->pinU);
+  data->uReel = data->uMesure*data->rapportR;
+  return data->uReel;
+}
+
+void regulationI(Reg * reg)
+{
+  uint16_t *ocr;
+  switch (reg->pinPWM) {
+    case 3:
+    ocr = &OCR2B;
+    break;
+    case 5:
+    ocr = &OCR0B;
+    break;
+    case 6:
+    ocr = &OCR0A;
+    break;
+    case 9:
+    ocr = &OCR1A
+    break;
+    case 10:
+    ocr = &OCR1B;
+    break;
+    case 11:
+    ocr = &OCR2A;
+    break;
+  }
+  if(*(reg->curI)<(reg->targetI)*0.9)
+    (*ocr)++
+  else if(*(reg->curI)>(reg->targetI))
+    (*ocr)--
+  else{
+    Serial.print((sourceU.uReel-colecteurU.uReel)/100);Serial.print(";");Serial.println(colecteurU);
+    delay(500);
+  }
+}