Product Name: 

8PCS/lot Red Mini LED Board for Arduino UNO MEGA2560 Nano Breadboard starter kit

 
 
Packing list:
 
8 pcs Red 6 bit LED's Board;
 
 
 
Description:
 
Can be inserted directly into Arduino uno mega2560,Ideal for linking up to your  Arduino UNO Mini Nano Mega2560 etc,or others MCU ( AVR STM32 ARM PIC AT89C51 STC MSP430 FPGA CPLD etc.) 
   
1 6 bit RED Common Cathode LEDS.
 
2 7 PIN OUT  2.54mm
 
3 1K ohm Limiting resistor 
 
4 Power Supply Voltage: 3.3-12V; 
   
5 Size: 17.78MM x 11.43MM.
 
 
PCB :
 
Circuit schematics : 
 
Connection with Arduino(Only 6 bit LED's Board ,Does not include ARDUINO UNO R3) : 
 
Arduino uno/mega2560 Code  
//******************************************************//
 
/*
  Arduino_6led
 
  This example code is in the public domain.
 */
 
// give it a name:
int D1 = 13;
int D2 = 12;
int D3 = 11;
int D4 = 10;
int D5 = 9;
int D6 = 8;
 
// the setup routine runs once when you press reset:
void setup() {                
  // initialize the digital pin as an output.
pinMode(D1, OUTPUT);   
pinMode(D2, OUTPUT); 
pinMode(D3, OUTPUT);  
pinMode(D4, OUTPUT);  
pinMode(D5, OUTPUT);  
pinMode(D6, OUTPUT);  
}
 
// the loop routine runs over and over again forever:
void loop() {
  
  digitalWrite(D1, HIGH);   // turn the LED on (HIGH is the voltage level)
  delay(200);               // wait for a 200 Millisecond
  digitalWrite(D1, LOW);    // turn the LED off by making the voltage LOW
  
  digitalWrite(D2, HIGH);   // turn the LED on (HIGH is the voltage level)
  delay(200);               // wait for a Millisecond
  digitalWrite(D2, LOW);    // turn the LED off by making the voltage LOW
  
  digitalWrite(D3, HIGH);   // turn the LED on (HIGH is the voltage level)
  delay(200);               // wait for a Millisecond
  digitalWrite(D3, LOW);    // turn the LED off by making the voltage LOW
 
  digitalWrite(D4, HIGH);   // turn the LED on (HIGH is the voltage level)
  delay(200);               // wait for a Millisecond
  digitalWrite(D4, LOW);    // turn the LED off by making the voltage LOW
  
  digitalWrite(D5, HIGH);   // turn the LED on (HIGH is the voltage level)
  delay(200);               // wait for a Millisecond
  digitalWrite(D5, LOW);    // turn the LED off by making the voltage LOW
  
  digitalWrite(D6, HIGH);   // turn the LED on (HIGH is the voltage level)
  delay(200);               // wait for a Millisecond
  digitalWrite(D6, LOW);    // turn the LED off by making the voltage LOW
  
}
 
//******************************************************//