Hi,
Here’s my full code
//cloud smartwatch test program v 1.3.1
//Copyright. 2014 Ren Zhiyang All Rights Reserved
//Cloud Development and Sdudy Center.
String comdata = "";
#include <Adafruit_ssd1306syp.h>
#include "DHT.h"
////////////////////////////////
//////////////////define compass
#include <Wire.h> //I2C Arduino Library
#define address 0x1E //0011110b, I2C 7bit address of HMC5883
/////////////////////////////////
// define GY-61 accerlatmotor pin
const int xpin = A1; // x-axis of the accelerometer
const int ypin = A2; // y-axis
const int zpin = A3; // z-axis (only on 3-axis models)
////////////////////////////////
////////define OLED
#define SDA_PIN 8 //OLED pin
#define SCL_PIN 9 //OLED pin
Adafruit_ssd1306syp display(SDA_PIN,SCL_PIN);
////////////////////////////////////////////
//////////////define DH11 temperature sensor
#define DHTTYPE DHT11
#define DHTPIN 2 //temperature sensor pin
DHT dht(DHTPIN, DHTTYPE);
///////////////////////////////////////////
//////////////////////define button input
const int smsButtonPin = 7 ; // the number of the pushbutton pin
const int menuButtonPin =6;
const int appButtonPin = 5;
const int okButtonPin = 4;
int smsButtonState = 0;
int menuButtonState = 0;
int appButtonState = 0;
int okButtonState = 0;
/////////////////////////////////////////
/////////////////////////////TIME
#define UPDATE_TIME_INTERVAL 60000
byte iMonth = 1;
byte iDay = 1;
byte iWeek = 1; // 1: SUN, MON, TUE, WED, THU, FRI,SAT
byte iAmPm = 0; // 0:AM, 1:PM
byte iHour = 0;
byte iMinutes = 0;
unsigned long current_time = 0;
unsigned long prevClockTime = 0;
///////////////////////////////////////////
/////////////////////////define MODE switch index
#define DISPLAY_MODE_START_UP 0
#define DISPLAY_MODE_CLOCK 1
#define DISPLAY_MODE_SMS 0
#define DISPLAY_MODE_APP 0
/////////////////////////////////
byte displayMode = DISPLAY_MODE_START_UP;
void setup()
{
/////////////////////////////////////////////////
//////////////////////////////////RetroWatch said that the serial opened will cause a serious problem
////////////////////////test that if something not right
Serial.begin(9600);
//////////////////////////////////////////////////
/////////////////////////////////////////////////
delay(100);
display.initialize();
////////////////////////////initialized the pushbutton pin as an input
pinMode(smsButtonPin, INPUT);
pinMode(menuButtonPin, INPUT);
pinMode(appButtonPin, INPUT);
pinMode(okButtonPin, INPUT);
///////////////////////////////////////////////////////
Wire.begin();
//Put the HMC5883 IC into the correct operating mode
Wire.beginTransmission(address); //open communication with HMC5883
Wire.write(0x02); //select mode register
Wire.write(0x00); //continuous measurement mode
Wire.endTransmission();
}
void loop()
{
//display temperature and humandity
buttonInput();
//////////////////////////////////////////////////////
current_time = millis();
updateTime(current_time);
/////////////////////////////////////////////////////
onDraw(current_time);/////////////////////need to add more index..
}
void temandhum()
{
int h = dht.readHumidity();
int t = dht.readTemperature();
}
///////////////////////////////////////////////////////////////////////
////////////////////////////////////////////call message display button
void smsCall()
{
Serial.println("sms");
delay(25);
while (Serial.available() > 0) //Test whether there is data in serial
{
comdata += char(Serial.read());
delay(2);
}
if (comdata.length() > 0)
{
//Print SMS received
display.setTextSize(1);
display.setTextColor(WHITE);
display.setCursor(0,0);
display.println(comdata);
display.update();
delay(2000);
comdata = "";
display.clear();
}
else
{
display.setTextSize(2);
display.setTextColor(WHITE);
display.setCursor(0,30);
display.println("NO MESSAGE");
display.update();
delay(1000);
display.clear();
}
}
////////////////////////////////////////////////////////////////////////
/////////////////////////////// GY-271 accelerate output data to android
void acclerOutput()
{
int x = analogRead(xpin);
delay(1); //
int y = analogRead(ypin); //
delay(1);
int z = analogRead(zpin);
float zero_G = 512.0; //ADC is 0~1023 the zero g output equal to Vs/2
//ADXL335 power supply by Vs 3.3V
float scale = 102.3; //ADXL335330 Sensitivity is 330mv/g
//330 * 1024/3.3/1000
Serial.print(x);
Serial.print("\t");
Serial.print(y);
Serial.print("\t");
Serial.print(z);
Serial.print("\n");
delay(50);
}
/////////////////////////////////////////////////////////////
//////////////////////////////////////////////compass GY-271
void compass()
{
int a,b,c; //triple axis data
//Tell the HMC5883 where to begin reading data
Wire.beginTransmission(address);
Wire.write(0x03); //select register 3, X MSB register
Wire.endTransmission();
//Read data from each axis, 2 registers per axis
Wire.requestFrom(address, 6);
if(6<=Wire.available()){
a = Wire.read()<<8; //X msb
a |= Wire.read(); //X lsb
c = Wire.read()<<8; //Z msb
c |= Wire.read(); //Z lsb
b = Wire.read()<<8; //Y msb
b |= Wire.read(); //Y lsb
}
//Print out values of each axis
Serial.print("a: ");
Serial.print(a);
Serial.print(" b: ");
Serial.print(b);
Serial.print(" c: ");
Serial.println(c);
delay(250);
}
///////////////////////////////////////////////
/////////////////////////CHECK BUTTON on main screen
void buttonInput()
{
smsButtonState = digitalRead(smsButtonPin);
appButtonState = digitalRead(appButtonPin);
menuButtonState = digitalRead(menuButtonPin);
if (smsButtonState == HIGH)
{
displayMode == DISPLAY_MODE_SMS;
}
if (appButtonState == HIGH)
{
displayMode == DISPLAY_MODE_APP;
}
}
////////////////////////////////////////////////////
//////////////////////////////////////check button on sms/app page
void menuButtonInput()
{
smsButtonState = digitalRead(smsButtonPin);
appButtonState = digitalRead(appButtonPin);
menuButtonState = digitalRead(menuButtonPin);
okButtonState = digitalRead(okButtonPin);
if (smsButtonState == HIGH)
{
rollUp();
}
else if (appButtonState == HIGH)
{
rollDown();
}
else if (menuButtonState == HIGH)
{
displayMode = DISPLAY_MODE_CLOCK;
}
////////////////////////////////////////////////////
////////////////////////////////////update time/////
void updateTime(unsigned long current_time) {
if(iMinutes >= 0) {
if(current_time - prevClockTime > UPDATE_TIME_INTERVAL) {
// Increase time
iMinutes++;
if(iMinutes >= 60) {
iMinutes = 0;
iHour++;
if(iHour > 12) {
iHour = 1;
(iAmPm == 0) ? iAmPm=1 : iAmPm=0;
if(iAmPm == 0) {
iWeek++;
if(iWeek > 7)
iWeek = 1;
iDay++;
if(iDay > 30) // Yes. day is not exact.
iDay = 1;
}
}
}
prevClockTime = current_time;
}
}
else {
displayMode = DISPLAY_MODE_START_UP;
}
}
////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////
void onDraw(unsigned long current_time)
{
if(!isDisplayTime(currentTime)) // Do not re-draw at every tick
return;
if(displayMode == DISPLAY_MODE_START_UP) {
drawStartUp();
}
else if(displayMode == DISPLAY_MODE_CLOCK) {
drawClock();
{
else if(displayMode == DISPLAY_MODE_SMS) {
drawSms();
}
else if(displayMode == DISPLAY_MODE_APP) {
drawApp();
}
}
///////////////////////////////////////////////////
////////////////////////////////////////////////
void rollUp() {
}
/////////////////////////////////////////////////////
/////////////////////////////////////////////////
void rollDown() {
}
////////////////////////////////////////////////////
//////////////////////////////////////////////////
void drawClock()
{
display.clear();
display.println(iMinute
Thanks!
