Arduino: स्वचालित सीढ़ी प्रकाश

int DS_Pin = 11; //pin 14 DS/SDI on the 75HC595   int ST_Pin = 8; //pin 12 ST_CP/RCLK on the 75HC595   int SH_Pin = 12; //pin 11 SH_CP/SRCLK on the 75HC595   const int PIR1 = 5;//  - const int PIR2 = 6;//  - int sensorPin = A0;//  // ****** int OverTime =15000; //      () const int N=14; //-  int Qck_tm = 300; //     int Wt_tm = 2000; //      int L=30; //    // ****** int a1,a2; //     long pM=0; //  millis() long pM1=0; //  millis() long pM10=0; //  millis() unsigned int sensorValue = 0; //    int registers[N+1]; //   boolean b2=false; //     boolean b3=false; //       void setup(){ pinMode(PIR1, INPUT); pinMode(PIR2, INPUT); pinMode(DS_Pin, OUTPUT); pinMode(ST_Pin, OUTPUT); pinMode(SH_Pin, OUTPUT); Serial.begin(9600); clearRegisters(); writeRegisters(); } //    void clearRegisters(){ for(int i = N; i >= 0; i--){ registers[i] = LOW; } } //  void writeRegisters(){ digitalWrite(ST_Pin, LOW); for(int i = N; i >= 0; i--){ digitalWrite(SH_Pin, LOW); int val = registers[i]; digitalWrite(DS_Pin, val); digitalWrite(SH_Pin, HIGH); } digitalWrite(ST_Pin, HIGH); } //     void setRegister(int index, int value){ registers[index] = value; } //   void LightON(boolean a){ b2=true; if(a) for (int k=0;k<=N;) { a1=digitalRead(PIR1); if ( a1==HIGH && millis() - pM1 > 1000) { pM1 = millis(); } if (millis() - pM > Qck_tm) { pM = millis(); setRegister(k, HIGH); writeRegisters(); k++; } } else for (int k=N;k>=0;) { a2=digitalRead(PIR2); if ( a2 == HIGH && millis() - pM1 > 1000) { pM1 = millis(); } if (millis() - pM > Qck_tm) { pM = millis(); setRegister(k, HIGH); writeRegisters(); k--; } } } //   void LightOFF(boolean a){ b2=false; if(a){ int k=0; while(k<=N) { a1=digitalRead(PIR1); if (a1== HIGH){ LightON(true); break; } if (millis() - pM > Qck_tm){ pM = millis(); setRegister(k, LOW); writeRegisters(); k++; }}} else { int k=N; while(k>=0) { a2=digitalRead(PIR2); if (a2 == HIGH){ LightON(false); break; } if (millis() - pM > Qck_tm){ pM = millis(); setRegister(k, LOW); writeRegisters(); k--; }}} } void loop(){ sensorValue = analogRead(sensorPin); //     Serial.println(sensorValue, DEC); if (sensorValue < L){ a1=digitalRead(PIR1); if ( a1 == HIGH && a2== LOW)//     { pM=millis(); LightON(true); while (b2) { a2=digitalRead(PIR2); if (a2 == HIGH && millis() - pM10 > 1000 || (millis() - pM > OverTime)) { pM10 = millis(); LightOFF(true); }}} a2=digitalRead(PIR2); if (a2 == HIGH && a1 == LOW) { pM=millis(); LightON(false); while (b2) { a1=digitalRead(PIR1); if (a1== HIGH && millis() - pM10 > 1000 || (millis() - pM > OverTime)) { pM10 = millis(); LightOFF(false); }}}}}