LED PROPELLER DISPLAY

CIRCUIT DIAGRAM  PROPELLER SIDE  MOTOR SPEED CONTROL PROGRAM void setup() {                pinMode(P2_0,OUTPUT); //declare all pins as output pinMode(P2_1,OUTPUT); pinMode(P2_2,OUTPUT); pinMode(P2_3,OUTPUT); pinMode(P2_4,OUTPUT); pinMode(P2_5,OUTPUT); pinMode(P2_6,OUTPUT); pinMode(P2_7,OUTPUT); } void loop() { letterC(); } void letterC(void)// C { digitalWrite(P2_0,LOW);  //1^st segment digitalWrite(P2_1,LOW); digitalWrite(P2_2,HIGH); digitalWrite(P2_3,HIGH); digitalWrite(P2_4,HIGH); digitalWrite(P2_5,HIGH); digitalWrite(P2_6,LOW); digitalWrite(P2_7,LOW); delayMicroseconds(150); digitalWrite(P2_0,LOW); //2^nd segment digitalWrite(P2_1,HIGH); digitalWrite(P2_2,HIGH); digitalWrite(P2_3,HIGH); digitalWrite(P2_4,HIGH); digitalWrite(P2_5,HIGH); digitalWrite(P2_6,HIGH); digitalWrite(P2_7,LOW); delayMicroseconds(150); digitalWrite(P2_0,HIGH); //3^rd segment digitalWrite(P2_1,HIGH); digitalWrite(P2_2,LOW); digitalWrite(P2_3,LOW); digitalWrite(P2_4,LOW); digitalWrite(P2_5,LOW); digitalWrite(P2_6,HIGH); digitalWrite(P2_7,HIGH); delayMicroseconds(150); digitalWrite(P2_0,HIGH;//4^th segment digitalWrite(P2_1,HIGH); digitalWrite(P2_2,LOW); digitalWrite(P2_3,LOW); digitalWrite(P2_4,LOW); digitalWrite(P2_5,LOW); digitalWrite(P2_6,HIGH); digitalWrite(P2_7,HIGH);   delayMicroseconds(150);  digitalWrite(P2_0,HIGH); //5^th segment digitalWrite(P2_2,LOW); digitalWrite(P2_3,LOW); digitalWrite(P2_4,LOW); digitalWrite(P2_5,LOW); digitalWrite(P2_6,HIGH); digitalWrite(P2_7,HIGH); delayMicroseconds(150); digitalWrite(P2_0,LOW); //last segment – off state digitalWrite(P2_1,LOW); digitalWrite(P2_2,LOW); digitalWrite(P2_3,LOW); digitalWrite(P2_4,LOW); digitalWrite(P2_5,LOW); digitalWrite(P2_6,LOW); digitalWrite(P2_7,LOW); delayMicroseconds(400);  }