#include <SimpleDHT.h>
#include <Adafruit_NeoPixel.h>
int ledideArv=12;
int ledidePin=2;

Adafruit_NeoPixel pixels(ledideArv, ledidePin, NEO_GRB + NEO_KHZ800);

int pinDHT22 = 2;
SimpleDHT22 dht22(pinDHT22);

void setup() {
Serial.begin(115200);
pixels.begin();
}
void loop() {
  float temperature = 0;
  float humidity = 0;
  int err = SimpleDHTErrSuccess;
  if ((err = dht22.read2(&temperature, &humidity, NULL)) != SimpleDHTErrSuccess) {
    Serial.print("Read DHT22 failed, err="); Serial.println(err);delay(2000);
    return;
  }
  for(int i=0; i<12; i++){
    pixels.setPixelColor(i, pixels.Color(map(humidity, 20, 100, 254, 0), 0, map(humidity, 20, 100, 0, 254)));
    pixels.show(); 
  }
}