Hr robotics

material needs 1.powerbank module 2.2000mah lithium ion cell 3.pvc pipe

#define t 30 #define t1 20 #define t2 100 #define t3 50 void setup() { // set up pins 2 to 13 as outputs for (int i = 2; i 1; i--){ digitalWrite(i, HIGH); delay(t1); digitalWrite(i-1, HIGH); delay(t1); digitalWrite(i-2, HIGH); delay(t1); digitalWrite(i, LOW); delay(t1); digitalWrite(i-1, LOW); delay(t1); } } /////////////////////////////////////////////////////////////////////////////////Effect 2 void effect_2() { int count = 13; // keeps track of second LED movement // move first LED from left to right and second from right to left for (int i = 2; i 2; i--) { clear(); digitalWrite(i, HIGH); // chaser 1 digitalWrite(count, HIGH); // chaser 2 count++; // stop LEDs from appearing to stand still in the middle if (count != 8) { delay(t2); } } } ////////////////////////////////////////////////////////////////////////////////Effect 3 void effect_3() { for(int i=2; i =2; i--){ digitalWrite(i, HIGH); delay(t3); } for(int i = 14; ...

int m1a = 9; int m2a = 10; int m1b = 11; int m2b = 12; int m1c = 13; char val; void setup () { pinMode(m1a,OUTPUT); pinMode(m2a,OUTPUT); pinMode(m1b,OUTPUT); pinMode(m2b,OUTPUT); pinMode(m1c,OUTPUT); } void loop () { digitalWrite(m1a,HIGH); delay(100); digitalWrite(m1a,LOW); digitalWrite(m2a,HIGH); delay(100); digitalWrite(m2a,LOW); digitalWrite(m1b,HIGH); delay(100); digitalWrite(m1b,LOW); digitalWrite(m2b,HIGH); delay(100); digitalWrite(m2b,LOW); digitalWrite(m1c,HIGH); delay(100); digitalWrite(m1c,LOW); }

code- #define trigPin 11 #define echoPin 12 #define led 13 void setup() { Serial.begin (9600); pinMode(trigPin, OUTPUT); pinMode(echoPin, INPUT); pinMode(led, OUTPUT); } void loop() { long duration, distance; digitalWrite(trigPin, LOW); delayMicroseconds(2); digitalWrite(trigPin, HIGH); delayMicroseconds(10); digitalWrite(trigPin, LOW); duration = pulseIn(echoPin, HIGH); distance = (duration/2) / 29.1; if (distance

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