Distance Activated Night Light w/ Brightness Control

1#include <Arduino.h> 
2#include <Ultrasonic.h>
3#include <FastLED.h>
4#define  NUM_LEDS 10
5#define DATA_PIN 6
6
7Ultrasonic ultrasonic1(3, 4); 
8CRGB  leds[NUM_LEDS];
9int Pot = A0;
10int PotVal = 0;
11int OutVal = 0;
12
13void  setup()
14{
15  Serial.begin(9600);
16  FastLED.addLeds<WS2812B, DATA_PIN, GRB>(leds,  NUM_LEDS);
17}
18
19void loop()
20{
21  PotVal = analogRead(Pot);
22  OutVal  = map(PotVal, 0, 1023, 0, 255);
23
24  if (ultrasonic1.read() <= 10)
25  {
26    fill_solid(leds, NUM_LEDS, CRGB::OrangeRed);
27    analogWrite(NUM_LEDS, OutVal);
28    FastLED.setBrightness(OutVal);
29    FastLED.show();
30    delay(5000);
31  }
32  else
33  {
34    FastLED.clear();
35    FastLED.show();
36  }
37
38  delay(100);
39}
40

1#include <Arduino.h> 
2#include <Ultrasonic.h>
3#include <FastLED.h>
4#define
5  NUM_LEDS 10
6#define DATA_PIN 6
7
8Ultrasonic ultrasonic1(3, 4); 
9CRGB
10  leds[NUM_LEDS];
11int Pot = A0;
12int PotVal = 0;
13int OutVal = 0;
14
15void
16  setup()
17{
18  Serial.begin(9600);
19  FastLED.addLeds<WS2812B, DATA_PIN, GRB>(leds,
20  NUM_LEDS);
21}
22
23void loop()
24{
25  PotVal = analogRead(Pot);
26  OutVal
27  = map(PotVal, 0, 1023, 0, 255);
28
29  if (ultrasonic1.read() <= 10)
30  {
31
32    fill_solid(leds, NUM_LEDS, CRGB::OrangeRed);
33    analogWrite(NUM_LEDS, OutVal);
34
35    FastLED.setBrightness(OutVal);
36    FastLED.show();
37    delay(5000);
38
39  }
40  else
41  {
42    FastLED.clear();
43    FastLED.show();
44  }
45
46
47  delay(100);
48}
49