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Got shift LCD working

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This commit is contained in:
Will Bradley 2011-11-29 22:55:38 -07:00
parent e91a8a0f3a
commit 2131207c09
1 changed files with 38 additions and 25 deletions
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63
Open_Access_Control/Open_Access_Control.pde
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@ -51,8 +51,7 @@
#include <WIEGAND26.h> // Wiegand 26 reader format libary
#include <PCATTACH.h> // Pcint.h implementation, allows for >2 software interupts.
#include <LiquidCrystal.h>
#include <ShiftLCD.h> // LCD via shift register
// Create an instance of the various C++ libraries we are using.
WIEGAND26 wiegand26; // Wiegand26 (RFID reader serial protocol) library
@ -64,7 +63,10 @@ PCATTACH pcattach; // Software interrupt library
// pin assignments
byte reader1Pins[]={2,3}; // Reader 1 pins
const byte relayPins[]= {6,7,8,9}; // Relay output pins
const byte relayPins[]= {6,7,8,9}; // Relay output pins -- fix conflict with lcd
// initialize the ShiftLCD library with the numbers of the interface pins
ShiftLCD lcd(4, 6, 5);
// statics
#define RELAYDELAY 1800000 // How long to open door lock once access is granted. (1000 = 1sec)
@ -87,10 +89,6 @@ byte server[] = { 10,1,1,1 }; // hsl-access
// that you want to connect to (port 80 is default for HTTP):
Client client(server, 80);
// initialize the library with the numbers of the interface pins
LiquidCrystal lcd(12, 11, 5, 4, 3, 2);
// strings for storing results from web server
String httpresponse = "";
String username = "";
@ -125,19 +123,14 @@ void setup(){ // Runs once at Arduino boot-up
// start the Ethernet connection:
Ethernet.begin(mac, ip);
// set up the LCD's number of columns and rows:
lcd.begin(10, 2);
// set up the LCD's number of rows and columns:
lcd.begin(16, 2);
// Print a message to the LCD.
lcd.print("hI");
lcd.print("Hello");
}
void loop() // Main branch, runs over and over again
{
// set the cursor to column 0, line 1
// (note: line 1 is the second row, since counting begins with 0):
lcd.setCursor(0, 1);
// print the number of seconds since reset:
lcd.print(millis()/1000);
//////////////////////////
// Reader input/authentication section
@ -249,31 +242,51 @@ void loop() // Main branch, runs over and ov
long hrsRemaining = (RELAYDELAY - currentTime) / 1000 / 60 / 60;
// display timer & username
Serial.print(hrsRemaining);
Serial.print(":");
Serial.print(minRemaining);
Serial.print(":");
Serial.print(secRemaining);
Serial.print(" remaining, ");
Serial.println(username);
lcd.setCursor(0, 0);
lcd.print(username);
lcd.setCursor(0, 1);
lcd.print(hrsRemaining);
lcd.print(":");
lcd.print(minRemaining);
lcd.print(":");
lcd.print(secRemaining);
lcd.print(" remain");
}
if(!authorized && relay1high) {
lcd.clear();
lcd.setCursor(0, 0);
lcd.print("Turning off.");
delay(500);
lcd.clear();
// not authorized -- turn off relay
relayLow(1);
}
if(authorized && !relay1high) {
lcd.clear();
lcd.setCursor(0, 0);
lcd.print("Turning on.");
delay(500);
lcd.clear();
// authorized -- turn on relay
relayHigh(1);
}
if(!authorized && !relay1high) {
// display login message
Serial.println("Please login.");
lcd.setCursor(0, 0);
lcd.print("Please login.");
}
} // End of loop()
void lcdprint(int x, int y, char text) {
// set the cursor to column 0, line 1
// (note: line 1 is the second row, since counting begins with 0):
lcd.setCursor(x, y);
// print the number of seconds since reset:
lcd.print(text);
}
/* Access System Functions - Modify these as needed for your application.
These function control lock/unlock and user lookup.