1602 LCD Keypad Shield for Arduino Duemilanove FZ0032-DIY

1602 LCD Keypad Shield for Arduino Duemilanove   FZ0032-DIY
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  • Product Code: FZ0032-DIY 1602LCD
  • Availability: In Stock
  • $7.99
  • Ex Tax: $7.99
  • Price in reward points: 2
  • 2 or more $7.39
  • 5 or more $5.99
  • 20 or more $4.69
  • 50 or more $3.69
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Tags: 1602 LCD Keypad Shield, 1602 lcd display module

Description:

This is a 16x2 LCD Keypad module for ARDUINO / Arduino Diecimila Duemilanove / FREEDUINO board..
Blue Backlight with white words
Uses 4 Bit Arduino LCD Library
100% brand new and high quality

The Modified LCD4Bit library and Schematic will send by email.


GP2D12 ranging code:

#include <LCD4Bit_mod.h>


LCD4Bit_mod lcd = LCD4Bit_mod(2);


char GP2D12;
char a,b;
char str1[]="Renge:";
char str2[]=" Renge Over ";
char str3[]="cm";


void setup()
{
lcd.init();
lcd.clear();
lcd.printIn("GP2D12 testing...");
}


void loop()
{
GP2D12=read_gp2d12_range(1);
if(GP2D12>80||GP2D12<10)
{
lcd.cursorTo(2,0);
lcd.printIn(str2);
}
else
{
a=0x30+GP2D12/10;
b=0x30+GP2D12%10;
lcd.cursorTo(2, 3);
lcd.printIn(str1);
lcd.print(a);
lcd.print(b);
lcd.printIn(str3);
}
delay(50);
}


float read_gp2d12_range(byte pin)
{
int tmp;
tmp = analogRead(pin);
if (tmp < 3)return -1;
return (6787.0 /((float)tmp - 3.0)) - 4.0;
}


Package Included:

1 x Keypad Shield LCD 1602


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