Lai-Kuei Hsueh
4180 mini project
Dependencies: LSM9DS1_Library_cal SDFileSystem mbed wave_player
Fork of
HUZZAHESP8266-web-control-LPC1768
by 
Austin Dong
Revision 6:9244b4b7485c, committed 2017-03-14
- Comitter:
- mikebenq
- Date:
- Tue Mar 14 01:03:15 2017 +0000
- Parent:
- 5:bc0296a5ad8a
- Commit message:
- ECE4180 project
Changed in this revision
diff -r bc0296a5ad8a -r 9244b4b7485c LSM9DS1_Library_cal.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/LSM9DS1_Library_cal.lib Tue Mar 14 01:03:15 2017 +0000 @@ -0,0 +1,1 @@ +https://developer.mbed.org/users/4180_1/code/LSM9DS1_Library_cal/#36abf8e18ade
diff -r bc0296a5ad8a -r 9244b4b7485c SDFileSystem.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/SDFileSystem.lib Tue Mar 14 01:03:15 2017 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/SDFileSystem/#c8f66dc765d4
diff -r bc0296a5ad8a -r 9244b4b7485c SongPlayer.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/SongPlayer.h Tue Mar 14 01:03:15 2017 +0000
@@ -0,0 +1,41 @@
+#include "mbed.h"
+// new class to play a note on Speaker based on PwmOut class
+class SongPlayer
+{
+public:
+ SongPlayer(PinName pin) : _pin(pin) {
+// _pin(pin) means pass pin to the constructor
+ }
+// class method to play a note based on PwmOut class
+ void PlaySong(float frequency[], float duration[], float volume=1.0) {
+ vol = volume;
+ notecount = 0;
+ _pin.period(1.0/frequency[notecount]);
+ _pin = volume/2.0;
+ noteduration.attach(this,&SongPlayer::nextnote, duration[notecount]);
+ // setup timer to interrupt for next note to play
+ frequencyptr = frequency;
+ durationptr = duration;
+ //returns after first note starts to play
+ }
+ void nextnote();
+private:
+ Timeout noteduration;
+ PwmOut _pin;
+ int notecount;
+ float vol;
+ float * frequencyptr;
+ float * durationptr;
+};
+//Interrupt Routine to play next note
+void SongPlayer::nextnote()
+{
+ _pin = 0.0;
+ notecount++; //setup next note in song
+ if (durationptr[notecount]!=0.0) {
+ _pin.period(1.0/frequencyptr[notecount]);
+ noteduration.attach(this,&SongPlayer::nextnote, durationptr[notecount]);
+ _pin = vol/2.0;
+ } else
+ _pin = 0.0; //turn off on last note
+}
\ No newline at end of file
diff -r bc0296a5ad8a -r 9244b4b7485c main.cpp
--- a/main.cpp Fri Mar 18 19:10:19 2016 +0000
+++ b/main.cpp Tue Mar 14 01:03:15 2017 +0000
@@ -1,9 +1,27 @@
// ESP8266 Static page WEB server to control Mbed
#include "mbed.h"
+#include "LSM9DS1.h"
+#include "SDFileSystem.h"
+#include "wave_player.h"
+#include "SongPlayer.h"
+float note[18]= {1568.0,1396.9,1244.5,1244.5,1396.9,1568.0,1568.0,1568.0,1396.9,
+ 1244.5,1396.9,1568.0,1396.9,1244.5,1174.7,1244.5,1244.5, 0.0
+ };
+float duration[18]= {0.48,0.24,0.72,0.48,0.24,0.48,0.24,0.24,0.24,
+ 0.24,0.24,0.24,0.24,0.48,0.24,0.48,0.48, 0.0
+ };
+ SongPlayer mySpeaker(p26);
+#define PI 3.14159
+// Earth's magnetic field varies by location. Add or subtract
+// a declination to get a more accurate heading. Calculate
+// your's here:
+// http://www.ngdc.noaa.gov/geomag-web/#declination
+#define DECLINATION -4.94 // Declination (degrees) in Atlanta,GA.
+
Serial pc(USBTX, USBRX);
-Serial esp(p28, p27); // tx, rx
+Serial esp(p9, p10); // tx, rx
// Standard Mbed LED definitions
@@ -13,8 +31,8 @@
DigitalOut led4(LED4);
// some test values to show on web page
-AnalogIn Ain1(p18);
-AnalogIn Ain2(p19);
+AnalogIn Ain1(p19);
+AnalogIn Ain2(p20);
/*
char ssid[32] = "hsd"; // enter WiFi router ssid inside the quotes
@@ -58,7 +76,21 @@
int dayofmonth =26; // 1-31
int month =8; // 1-12
int year =15; // last 2 digits
-
+//////////GYRO////////////////
+LSM9DS1 IMU(p28, p27, 0xD6, 0x3C);
+float tempx=0;
+float tempy=0;
+float tempz=0;
+float delx=0;
+float dely=0;
+float delz=0;
+float del=0;
+int result=0;
+int pre_result=0;
+//////////SDcard&waveplayer////////////////
+SDFileSystem sd(p11, p12, p13, p16, "sd"); //SD card
+AnalogOut DACout(p18);
+wave_player waver(&DACout);
int main()
{
pc.baud(9600);
@@ -74,23 +106,82 @@
startserver();
DataRX=0;
count=0;
+ ///////////////////////////
+ IMU.begin();
+ if (!IMU.begin()) {
+ pc.printf("Failed to communicate with LSM9DS1.\n");
+ }
+ IMU.calibrate(1);
+ //IMU.calibrateMag(0);
+ FILE *wave_file;
while(1) {
+ wave_file=fopen("/sd/sample.wav","r");
+ if(wave_file==NULL)
+ error("Could not open file for write\n");
+ while(!IMU.accelAvailable());
+ tempx=IMU.calcAccel(IMU.ax);
+ tempy=IMU.calcAccel(IMU.ay);
+ tempz=IMU.calcAccel(IMU.az);
+ IMU.readAccel();
+ delx=tempx-IMU.calcAccel(IMU.ax);
+ dely=tempy-IMU.calcAccel(IMU.ay);
+ delz=tempz-IMU.calcAccel(IMU.az);
+ del=delx*delx+dely*dely+delz*delz;
+ //pc.printf("del=%f",del);
+ pre_result=result;
+ if(del>0.01)
+ led1=1;
+ else
+ led1=0;
+ if(del>0.1){
+ led2=1;
+ }
+ else
+ led2=0;
+ if(del>1){
+ led3=1;
+
+ result=1;
+ //mySpeaker.PlaySong(note,duration);
+ }
+ else{
+ led3=0;
+ result=0;
+ }
+
+ if(result==pre_result)
+ {
+ }
+ else
+ {
+ sprintf(cmdbuff, "del,time,analog1,analog2=%d,\"%s\",\"%s\",\"%s\"\r\n",result,timebuf,Temp,Vcc);
+ SendCMD();
+ getreply();
+ //sprintf(cndbuff,"\r\n")
+ }
+ if(result==1)
+ waver.play(wave_file);
+ fclose(wave_file);
if(DataRX==1) {
ReadWebData();
esp.attach(&Rx_interrupt, Serial::RxIrq);
}
if(update==1) // update time, hit count, and analog levels in the HUZZAH chip
+ //if(1)
{
- // get new values
- gettime();
- gettemp();
- getbattery();
- count++;
- // send new values
- sprintf(cmdbuff, "count,time,analog1,analog2=%d,\"%s\",\"%s\",\"%s\"\r\n",count,timebuf,Temp,Vcc);
- SendCMD();
- getreply();
- update=0;
+ led4=1;
+ wait(1);
+ led4=0;
+ mkdir("/sd/mydir", 0777);
+
+ FILE *fp = fopen("/sd/mydir/sdtest.txt", "w");
+ if(fp == NULL) {
+ error("Could not open file for write\n");
+ }
+ char* data=strstr(webdata,"message=");
+ fprintf(fp, &data[8]);
+ fclose(fp);
+ update=0;
}
}
}
@@ -107,24 +198,13 @@
rx_in = 0;
rx_out = 0;
// check web data for form information
- if( strstr(webdata, "check=led1v") != NULL ) {
- led1=!led1;
- }
- if( strstr(webdata, "check=led2v") != NULL ) {
- led2=!led2;
- }
- if( strstr(webdata, "check=led3v") != NULL ) {
- led3=!led3;
- }
- if( strstr(webdata, "check=led4v") != NULL ) {
- led4=!led4;
- }
- if( strstr(webdata, "POST") != NULL ) { // set update flag if POST request
+
+ if( strstr(webdata, "message") != NULL ) { // set update flag if POST request
update=1;
}
- if( strstr(webdata, "GET") != NULL && strstr(webdata, "favicon") == NULL ) { // set update flag for GET request but do not want to update for favicon requests
- update=1;
- }
+ //if( strstr(webdata, "GET") != NULL && strstr(webdata, "favicon") == NULL ) { // set update flag for GET request but do not want to update for favicon requests
+ // update=1;
+ //}
}
// Starts webserver
void startserver()
@@ -141,7 +221,8 @@
pc.printf("\n++++++++++ Starting Server ++++++++++\r\n> ");
// initial values
- sprintf(cmdbuff, "count,time,analog1,analog2=0,\"%s\",\"%s\",\"%s\"\r\n",timebuf,Temp,Vcc);
+ sprintf(cmdbuff, "del,time,analog1,analog2=0,\"%s\",\"%s\",\"%s\"\r\n",timebuf,Temp,Vcc);
+ //sprintf(cmdbuff, "del,%f\r\n",0);
SendCMD();
getreply();
wait(0.5);
@@ -167,50 +248,41 @@
wait(0.2);
//web page data
- strcpy(cmdbuff,"conn:send('<!DOCTYPE html><html><body><h1>ESP8266 Mbed IoT Web Controller</h1>')\r\n");
+ //char*temp="conn:send('<!DOCTYPE html><html><head><meta http-equiv=\"refresh\" content=\"1\"></head><body><h1>Eatrhquake detector</h1>')\r\n";
+ char*temp="conn:send('<!DOCTYPE html><html><body><h1>Earthquake detector</h1>')\r\n";
+ strcpy(cmdbuff,temp);
SendCMD();
getreply();
wait(0.4);
- strcpy(cmdbuff,"conn:send('Hit count: '..count..'')\r\n");
+ strcpy(cmdbuff,"conn:send('alarm: '..del..'')\r\n");
SendCMD();
getreply();
wait(0.2);
- strcpy(cmdbuff,"conn:send('<br>Last hit (based on mbed RTC time): '..time..'<br><hr>')\r\n");
+ /*strcpy(cmdbuff,"conn:send('<br>Last hit (based on mbed RTC time): '..time..'<br><hr>')\r\n");
SendCMD();
getreply();
wait(0.4);
strcpy(cmdbuff,"conn:send('Analog 1: '..analog1..' V<br>Analog 2: '..analog2..' V<br><hr>')\r\n");
SendCMD();
getreply();
- wait(0.3);
+ wait(0.3);*/
strcpy(cmdbuff,"conn:send('<form method=\"POST\"')\r\n");
SendCMD();
getreply();
wait(0.3);
- strcpy(cmdbuff, "conn:send('<p><input type=\"checkbox\" name=\"check\" value=\"led1v\"> flip LED1')\r\n");
- SendCMD();
- getreply();
- wait(0.3);
- strcpy(cmdbuff, "conn:send('<p><input type=\"checkbox\" name=\"check\" value=\"led2v\"> flip LED2')\r\n");
- SendCMD();
- getreply();
- wait(0.3);
- strcpy(cmdbuff, "conn:send('<p><input type=\"checkbox\" name=\"check\" value=\"led3v\"> flip LED3')\r\n");
+ strcpy(cmdbuff, "conn:send('<p><input type=\"text\" class=\"textboxclass\" name=\"message\" value=\"message\">')\r\n");
SendCMD();
getreply();
wait(0.3);
- strcpy(cmdbuff, "conn:send('<p><input type=\"checkbox\" name=\"check\" value=\"led4v\"> flip LED4')\r\n");
+ strcpy(cmdbuff, "conn:send('<p><h2>Click and send the message to the earthquake detector</h2>')\r\n");
SendCMD();
getreply();
wait(0.3);
- strcpy(cmdbuff,"conn:send('<p><input type=\"submit\" value=\"send-refresh\"></form>')\r\n");
+ strcpy(cmdbuff, "conn:send('<p><input type=\"submit\" value=\"send message\"></form></body></html>')\r\n");
SendCMD();
getreply();
wait(0.3);
- strcpy(cmdbuff, "conn:send('<p><h2>How to use:</h2><ul><li>Select a checkbox to flip on/off</li><li>Click Send-Refresh to send data and refresh values</li></ul></body></html>')\r\n");
- SendCMD();
- getreply();
- wait(0.5);
+\
// end web page data
strcpy(cmdbuff, "conn:on(\"sent\",function(conn) conn:close() end)\r\n"); // close current connection
SendCMD();
diff -r bc0296a5ad8a -r 9244b4b7485c wave_player.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wave_player.lib Tue Mar 14 01:03:15 2017 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/sravet/code/wave_player/#acc3e18e77ad