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| Wiring Diagram of the DoseCalc 2000 |
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| Photograph of the DoseCalc 2000 Functional Prototype |
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| Functional Block Diagram of the LCD screens within the DoseCalc 2000. |
#include "Wire.h"
#define DS1307_ADDRESS 0x68
void setup(){
Wire.begin();
Serial.begin(9600);
// setDateTime(); //MUST CONFIGURE IN FUNCTION
}
float BG = 0;
float target = 100;
float a = 0;
float correctionfactor = 30;
float dose1 = 0;
float carbs = 0;
float insulintocarbratio = 10;
float dose2 = 0;
float dose = 0;
float history1 = 0;
float history2 = 0;
float history3 = 0;
float history4 = 0;
float history5 = 0;
int month1 = 0;
int month2 = 0;
int month3 = 0;
int month4 = 0;
int month5 = 0;
int monthDay1, monthDay2, monthDay3, monthDay4, monthDay5;
int hour1, hour2, hour3, hour4, hour5;
int minute1, minute2, minute3, minute4, minute5;
int second = bcdToDec(Wire.receive());
int minute = bcdToDec(Wire.receive());
int hour = bcdToDec(Wire.receive() & 0b111111); //24 hour time
int weekDay = bcdToDec(Wire.receive()); //0-6 -> sunday - Saturday
int monthDay = bcdToDec(Wire.receive());
int month = bcdToDec(Wire.receive());
int year = bcdToDec(Wire.receive());
void loop(){
Serial.println("Enter Blood Glucose");
BG=0;
while (Serial.available()==0){}
while (Serial.available()>0) {
while (Serial.available()>0) {
BG=BG*10;
a = Serial.read()-48;
BG=BG+a;
dose1= ((BG-target)/correctionfactor); }
delay(5); }
Serial.println("Enter Carbs");
carbs=0;
while (Serial.available()==0){}
while (Serial.available()>0) {
while (Serial.available()>0) {
carbs=carbs*10;
a = Serial.read()-48;
carbs=carbs+a;
dose2= (carbs/insulintocarbratio); }
delay(5); }
dose = dose1 + dose2;
Serial.print("The total dose is ");
Serial.println(dose);
history5 = history4;
history4 = history3;
history3 = history2;
history2 = history1;
history1 = dose;
month5 = month4;
month4 = month3;
month3 = month2;
month2 = month1;
month1 = month;
monthDay5 = monthDay4;
monthDay4 = monthDay3;
monthDay3 = monthDay2;
monthDay2 = monthDay1;
monthDay1 = monthDay;
hour5 = hour4;
hour4 = hour3;
hour3 = hour2;
hour2 = hour1;
hour1 = hour;
minute5 = minute4;
minute4 = minute3;
minute3 = minute2;
minute2 = minute1;
minute1 = minute;
Serial.println(" ");
Serial.println("Dose History");
Serial.print(history1);
Serial.print(" units at ");
printDate();
Serial.print(hour1);
Serial.print(":");
Serial.print(minute1);
Serial.print(" on ");
Serial.print(month1);
Serial.print("/");
Serial.println(monthDay1);
Serial.print(history2);
Serial.print(" units at ");
Serial.print(hour2);
Serial.print(":");
Serial.print(minute2);
Serial.print(" on ");
Serial.print(month2);
Serial.print("/");
Serial.println(monthDay2);
// Serial.println("time");
Serial.print(history3);
Serial.print(" units at ");
Serial.print(hour3);
Serial.print(":");
Serial.print(minute3);
Serial.print(" on ");
Serial.print(month3);
Serial.print("/");
Serial.println(monthDay3);
// Serial.println("time");
Serial.print(history4);
Serial.print(" units at ");
Serial.print(hour4);
Serial.print(":");
Serial.print(minute4);
Serial.print(" on ");
Serial.print(month4);
Serial.print("/");
Serial.println(monthDay4);
// Serial.println("time");
Serial.print(history5);
Serial.print(" units at ");
Serial.print(hour5);
Serial.print(":");
Serial.print(minute5);
Serial.print(" on ");
Serial.print(month5);
Serial.print("/");
Serial.println(monthDay5);
// Serial.println("time");
Serial.println(" ");
}
void setDateTime(){
byte second = 45; //0-59
byte minute = 40; //0-59
byte hour = 0; //0-23
byte weekDay = 2; //1-7
byte monthDay = 1; //1-31
byte month = 3; //1-12
byte year = 11; //0-99
Wire.beginTransmission(DS1307_ADDRESS);
Wire.send(0); //stop Oscillator
Wire.send(decToBcd(second));
Wire.send(decToBcd(minute));
Wire.send(decToBcd(hour));
Wire.send(decToBcd(weekDay));
Wire.send(decToBcd(monthDay));
Wire.send(decToBcd(month));
Wire.send(decToBcd(year));
Wire.send(0); //start
Wire.endTransmission();
}
byte decToBcd(byte val){
// Convert normal decimal numbers to binary coded decimal
return ( (val/10*16) + (val%10) );
}
byte bcdToDec(byte val) {
// Convert binary coded decimal to normal decimal numbers
return ( (val/16*10) + (val%16) );
}
void printDate(){
// Reset the register pointer
Wire.beginTransmission(DS1307_ADDRESS);
Wire.send(0);
Wire.endTransmission();
Wire.requestFrom(DS1307_ADDRESS, 7);
int second = bcdToDec(Wire.receive());
int minute = bcdToDec(Wire.receive());
int hour = bcdToDec(Wire.receive() & 0b111111); //24 hour time
int weekDay = bcdToDec(Wire.receive()); //0-6 -> sunday - Saturday
int monthDay = bcdToDec(Wire.receive());
int month = bcdToDec(Wire.receive());
int year = bcdToDec(Wire.receive());
//print the date EG 3/1/11 23:59:59
Serial.print(hour);
Serial.print(":");
Serial.print(minute);
// Serial.print(":");
// Serial.print(second);
Serial.print(" on ");
Serial.print(month);
Serial.print("/");
Serial.print(monthDay);
Serial.print("/");
Serial.print(year);
Serial.println(" ");
}
Code for LCD Device:
#include "LCD_driver.h"
//#include "nokia_tester.h"
// Included files
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <avr/io.h>
#include <avr/interrupt.h>
#include <avr/pgmspace.h>
#include "WProgram.h"
#include "HardwareSerial.h"
#include "Wire.h"
#define DS1307_ADDRESS 0x68
int hour, minute, month, monthDay;
void setup() {
Wire.begin();
ioinit(); //Initialize I/O
LCDInit(); //Initialize the LCD
LCDContrast(44);
LCDClear(BLACK);
LCDPutStr("DoseCalc", 0, 4, GREEN, BLACK);
LCDPutStr("Home > ", 2, 80, WHITE, BLACK);
LCDPutStr("2000", 16, 4, GREEN, BLACK);
LCDPutStr("History > ", 32, 56, WHITE, BLACK);
LCDPutStr("New Dose > ", 62, 48, WHITE, BLACK);
LCDPutStr("Diabetes Dose", 78, 4, GREEN, BLACK);
LCDPutStr("Calculator", 94, 4, GREEN, BLACK);
LCDPutStr("Home Screen", 110, 20, ORANGE, BLACK);
//setDateTime(); //MUST CONFIGURE IN FUNCTION
Serial.begin(9600);
}
int num = 1;
int s1, s2, s3;
int BG = 0;
int target = 100;
int a = 0;
int correctionfactor = 30;
int dose1 = 0;
int carbs = 0;
int insulintocarbratio = 10;
int dose2 = 0;
int dose = 0;
int history1 = 0;
int history2 = 0;
int history3 = 0;
int history4 = 0;
int history5 = 0;
int month1, month2, month3, month4, month5;
int day1, day2, day3, day4, day5;
int hour1, hour2, hour3, hour4, hour5;
int minute1, minute2, minute3, minute4, minute5;
void setDateTime(){
byte second = 45; //0-59
byte minute = 26; //0-59
byte hour = 12; //0-23
byte weekDay = 4; //1-7
byte monthDay = 28; //1-31
byte month = 4; //1-12
byte year = 11; //0-99
Wire.beginTransmission(DS1307_ADDRESS);
Wire.send(0); //stop Oscillator
Wire.send(decToBcd(second));
Wire.send(decToBcd(minute));
Wire.send(decToBcd(hour));
Wire.send(decToBcd(weekDay));
Wire.send(decToBcd(monthDay));
Wire.send(decToBcd(month));
Wire.send(decToBcd(year));
Wire.send(0); //start
Wire.endTransmission();
}
byte decToBcd(byte val){
// Convert normal decimal numbers to binary coded decimal
return ( (val/10*16) + (val%10) );
}
byte bcdToDec(byte val) {
// Convert binary coded decimal to normal decimal numbers
return ( (val/16*10) + (val%16) );
}
void loop() {
//start of LCD display
s1 = !digitalRead(kSwitch1_PIN);
s2 = !digitalRead(kSwitch2_PIN);
s3 = !digitalRead(kSwitch3_PIN);
if (s1) {
LCDClear(BLACK);
LCDPutStr("Home > ", 2, 80, WHITE, BLACK);
LCDPutStr("Dose Calculator", 110, 6, ORANGE, BLACK);
Serial.println("Enter Blood Glucose");
BG=0;
while (Serial.available()==0){}
while (Serial.available()>0) {
while (Serial.available()>0) {
BG=BG*10;
a = Serial.read()-48;
BG=BG+a;
dose1= ((BG-target)/correctionfactor); }
delay(5); }
Serial.println("Enter Carbs");
carbs=0;
while (Serial.available()==0){}
while (Serial.available()>0) {
while (Serial.available()>0) {
carbs=carbs*10;
a = Serial.read()-48;
carbs=carbs+a;
dose2= (carbs/insulintocarbratio); }
delay(5); }
dose = dose1 + dose2;
Serial.print("The total dose is ");
Serial.println(dose);
history5 = history4;
history4 = history3;
history3 = history2;
history2 = history1;
history1 = dose;
hour= getHour();
minute=getMinute();
month=getMonth();
monthDay=getDay();
month5 = month4;
month4 = month3;
month3 = month2;
month2 = month1;
month1 = month;
day5 = day4;
day4 = day3;
day3 = day2;
day2 = day1;
day1 = monthDay;
hour5 = hour4;
hour4 = hour3;
hour3 = hour2;
hour2 = hour1;
hour1 = hour;
minute5 = minute4;
minute4 = minute3;
minute3 = minute2;
minute2 = minute1;
minute1 = minute;
LCDPutStr("Dose = 6", 50, 4, WHITE, BLACK);
// LCDPutStr(dose, 50, 60, WHITE, BLACK);
}
else if (s3) {
LCDClear(BLACK); // Clear LCD to a solid color
LCDPutStr("DoseCalc", 0, 4, GREEN, BLACK);
LCDPutStr("Home > ", 2, 80, WHITE, BLACK);
LCDPutStr("2000", 16, 4, GREEN, BLACK);
LCDPutStr("History > ", 32, 56, WHITE, BLACK);
LCDPutStr("New Dose > ", 62, 48, WHITE, BLACK);
LCDPutStr("Diabetes Dose", 78, 4, GREEN, BLACK);
LCDPutStr("Calculator", 94, 4, GREEN, BLACK);
LCDPutStr("Home Screen", 110, 20, ORANGE, BLACK);
Serial.println("Dose History");
Serial.print(history1);
Serial.print(" units at ");
Serial.print(hour1);
Serial.print(":");
Serial.print(minute1);
Serial.print(" on ");
Serial.print(month1);
Serial.print("/");
Serial.println(day1);
Serial.print(history2);
Serial.print(" units at ");
Serial.print(hour2);
Serial.print(":");
Serial.print(minute2);
Serial.print(" on ");
Serial.print(month2);
Serial.print("/");
Serial.println(day2);
// Serial.println("time");
Serial.print(history3);
Serial.print(" units at ");
Serial.print(hour3);
Serial.print(":");
Serial.print(minute3);
Serial.print(" on ");
Serial.print(month3);
Serial.print("/");
Serial.println(day3);
// Serial.println("time");
Serial.print(history4);
Serial.print(" units at ");
Serial.print(hour4);
Serial.print(":");
Serial.print(minute4);
Serial.print(" on ");
Serial.print(month4);
Serial.print("/");
Serial.println(day4);
//// Serial.println("time");
Serial.print(history5);
Serial.print(" units at ");
Serial.print(hour5);
Serial.print(":");
Serial.print(minute5);
Serial.print(" on ");
Serial.print(month5);
Serial.print("/");
Serial.println(day5);
//// Serial.println("time");
Serial.println(" ");
delay(1000);
}
else if (s2) {
// We also want to figure out the time thing so it saves the times alongside the doses.
LCDClear(BLACK);
LCDPutStr("Home > ", 2, 80, WHITE, BLACK);
LCDPutStr("History", 20, 4, MAGENTA, BLACK);
LCDPutStr("History", 36, 4, WHITE, BLACK);
LCDPutStr("History", 52, 4, MAGENTA, BLACK);
LCDPutStr("History", 68, 4, WHITE, BLACK);
LCDPutStr("History", 84, 4, MAGENTA, BLACK);
LCDPutStr("History", 110, 38, ORANGE, BLACK);
Serial.println("Dose History");
Serial.print(history1);
Serial.print(" units at ");
Serial.println("time");
Serial.print(history2);
Serial.print(" units at ");
Serial.println("time");
Serial.print(history3);
Serial.print(" units at ");
Serial.println("time");
Serial.print(history4);
Serial.print(" units at ");
Serial.println("time");
Serial.print(history5);
Serial.print(" units at ");
Serial.println("time");
//D6 = (char *)&history5;
//D5 = (char *)&history4;
//D4 = (char *)&history3;
//D3 = (char *)&history2;
//D2 = (char *)&history1;
//D1 = (char *)&dose;
//dtostrf(dose, 5, 2, D1);
// dtostrf(history1, 5, 2, D2);
// dtostrf(history2, 5, 2, D3);
// dtostrf(history3, 5, 2, D4);
// dtostrf(history4, 5, 2, D5);
// dtostrf(history5, 5, 2, D6);
//LCDPutChar(*D1, 16, 4, WHITE, BLACK);
//LCDPutStr("Your Last Dose was:", 20, 4, WHITE, BLACK);
//LCDPutStr(D1, 36, 10, WHITE, BLACK);
// LCDPutStr(D2, 20, 3, WHITE, BLACK);
// LCDPutStr(D3, 36, 3, WHITE, BLACK);
// LCDPutStr(D4, 52, 3, WHITE, BLACK);
// LCDPutStr(D5, 68, 3, WHITE, BLACK);
// LCDPutStr(D6, 84, 3, WHITE, BLACK);
// history5 = history4;
// history4 = history3;
// history3 = history2;
// history2 = history1;
// history1 = dose;
}
s1=0;
s2=0;
s3=0;
delay(5); }
int getHour(){
// Reset the register pointer
Wire.beginTransmission(DS1307_ADDRESS);
Wire.send(0);
Wire.endTransmission();
Wire.requestFrom(DS1307_ADDRESS, 7);
int second = bcdToDec(Wire.receive());
int minute = bcdToDec(Wire.receive());
int hour = bcdToDec(Wire.receive() & 0b111111); //24 hour time
int weekDay = bcdToDec(Wire.receive()); //0-6 -> sunday - Saturday
int monthDay = bcdToDec(Wire.receive());
int month = bcdToDec(Wire.receive());
int year = bcdToDec(Wire.receive());
return(hour);
}
int getMinute(){
// Reset the register pointer
Wire.beginTransmission(DS1307_ADDRESS);
Wire.send(0);
Wire.endTransmission();
Wire.requestFrom(DS1307_ADDRESS, 7);
int second = bcdToDec(Wire.receive());
int minute = bcdToDec(Wire.receive());
int hour = bcdToDec(Wire.receive() & 0b111111); //24 hour time
int weekDay = bcdToDec(Wire.receive()); //0-6 -> sunday - Saturday
int monthDay = bcdToDec(Wire.receive());
int month = bcdToDec(Wire.receive());
int year = bcdToDec(Wire.receive());
return(minute);
}
int getMonth(){
// Reset the register pointer
Wire.beginTransmission(DS1307_ADDRESS);
Wire.send(0);
Wire.endTransmission();
Wire.requestFrom(DS1307_ADDRESS, 7);
int second = bcdToDec(Wire.receive());
int minute = bcdToDec(Wire.receive());
int hour = bcdToDec(Wire.receive() & 0b111111); //24 hour time
int weekDay = bcdToDec(Wire.receive()); //0-6 -> sunday - Saturday
int monthDay = bcdToDec(Wire.receive());
int month = bcdToDec(Wire.receive());
int year = bcdToDec(Wire.receive());
return(month);
}
int getDay(){
// Reset the register pointer
Wire.beginTransmission(DS1307_ADDRESS);
Wire.send(0);
Wire.endTransmission();
Wire.requestFrom(DS1307_ADDRESS, 7);
int second = bcdToDec(Wire.receive());
int minute = bcdToDec(Wire.receive());
int hour = bcdToDec(Wire.receive() & 0b111111); //24 hour time
int weekDay = bcdToDec(Wire.receive()); //0-6 -> sunday - Saturday
int monthDay = bcdToDec(Wire.receive());
int month = bcdToDec(Wire.receive());
int year = bcdToDec(Wire.receive());
return(monthDay);
}
