int Shim10 = 10;
int Time_Step=10;
void setup() {
  // put your setup code here, to run once:
pinMode(Shim10, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
//if (Step_M<200){
digitalWrite(Shim10, HIGH);
delay(Time_Step);
digitalWrite(Shim10, LOW);
delay(Time_Step);
//Step_M ++;
//}

}