Dylan Jean-Baptiste
VSD
Dependencies: 4DGL-uLCD-SE HTU21D mbed-rtos mbed wave_player
Revision 12:a5be4d71addc, committed 2022-12-09
- Comitter:
- dajbaptis
- Date:
- Fri Dec 09 04:25:45 2022 +0000
- Parent:
- 11:0309bef74ba8
- Commit message:
- ece 4180 project
Changed in this revision
diff -r 0309bef74ba8 -r a5be4d71addc 4DGL-uLCD-SE.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/4DGL-uLCD-SE.lib Fri Dec 09 04:25:45 2022 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/4180_1/code/4DGL-uLCD-SE/#2cb1845d7681
diff -r 0309bef74ba8 -r a5be4d71addc HTU21D.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/HTU21D.lib Fri Dec 09 04:25:45 2022 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/alipford3/code/HTU21D/#4fd07be6bad8
diff -r 0309bef74ba8 -r a5be4d71addc SongPlayer.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/SongPlayer.h Fri Dec 09 04:25:45 2022 +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 0309bef74ba8 -r a5be4d71addc main.cpp
--- a/main.cpp Wed Feb 15 14:04:02 2017 -0600
+++ b/main.cpp Fri Dec 09 04:25:45 2022 +0000
@@ -1,22 +1,111 @@
+/** Sample program to read temperature and humidity
+ *
+ * @author Alex Lipford
+ * Georgia Institute of Technology
+ * ECE 4180 Embeded Systems Design
+ * Professor Hamblen
+ * 10/19/2014
+ *
+ * @section LICENSE
+ * ----------------------------------------------------------------------------
+ * "THE BEER-WARE LICENSE" (Revision 42):
+ * <alexlipford@gmail.com> wrote this file. As long as you retain this notice you
+ * can do whatever you want with this stuff. If we meet some day, and you think
+ * this stuff is worth it, you can buy me a beer in return.
+ * ----------------------------------------------------------------------------
+ *
+ *
+ * @section DESCRIPTION
+ *
+ * Honeywell HTU21D Humidity and Temperature sensor.
+ *
+ * Datasheet, specs, and information:
+ *
+ * https://www.sparkfun.com/products/12064
+ */
+
#include "mbed.h"
+#include <string>
+#include <stdlib.h>
+#include "HTU21D.h"
+#include "uLCD_4DGL.h"
+#include "SongPlayer.h"
+#include <math.h>
#include "rtos.h"
-
+
+Serial pc(USBTX, USBRX);
+
+DigitalOut reset(p26);
DigitalOut led1(LED1);
-DigitalOut led2(LED2);
-Thread thread;
+DigitalOut led4(LED4);
+Timer t;
+
+AnalogIn CO2(p18);
+uLCD_4DGL uLCD(p28,p27,p30); // serial tx, serial rx, reset pin;
+HTU21D temphumid(p9, p10); //Temp humid sensor || SDA, SCL
+int sample_ftemp;
+int sample_ctemp;
+int sample_humid;
+float sample_co2;
+
+float note[7]= {700.0,0,700.0,0,700.0,0,700.0
+ };
+float duration[7]= {0.48,0.48,0.48,0.48,0.48,0.48, 0.0
+ };
+
+
-void led2_thread() {
- while (true) {
- led2 = !led2;
+void sensorsthread(void const *args) {
+ while (1) {
+ sample_ftemp = temphumid.sample_ftemp();
+ sample_ctemp = temphumid.sample_ctemp();
+ sample_humid = temphumid.sample_humid();
+ sample_co2 = CO2.read()*1000;
+ Thread::wait(1000);
+ }
+}
+
+
+void lcdthread(void const *args) {
+ uLCD.background_color(BLACK);
+ uLCD.cls();
+ uLCD.baudrate(30000); //jack up baud rate to max for fast display
+
+ while (1) {
+ uLCD.cls();
+ uLCD.locate(0,2);
+ uLCD.color(WHITE);
+ uLCD.printf("Temperature: %d F\n\r", sample_ftemp);
+ uLCD.printf("Temperature: %d C\n\r", sample_ctemp);
+ uLCD.printf("Humidity: %d %%\n\r", sample_humid);
+ uLCD.printf("Gas: %0.2f ppm \n\r", sample_co2);
+ if (sample_co2 > 80){ uLCD.printf("Evacuate! CO is high!");}
+ uLCD.printf("\n\r");
+ wait(0.5);
+
Thread::wait(1000);
}
}
-
+
int main() {
- thread.start(led2_thread);
-
- while (true) {
- led1 = !led1;
- Thread::wait(500);
+
+ sample_ftemp = temphumid.sample_ftemp();
+ sample_ctemp = temphumid.sample_ctemp();
+ sample_humid = temphumid.sample_humid();
+
+ pc.printf("Begin Thread\n");
+ Thread t1(sensorsthread);
+ Thread t3(lcdthread);
+
+ SongPlayer mySpeaker(p26);
+
+
+ while(1) {
+ if (sample_co2 > 80) {
+ mySpeaker.PlaySong(note,duration);
+ }
+
+ Thread::wait(1000);
}
}
+
diff -r 0309bef74ba8 -r a5be4d71addc mbed-rtos.lib --- a/mbed-rtos.lib Wed Feb 15 14:04:02 2017 -0600 +++ b/mbed-rtos.lib Fri Dec 09 04:25:45 2022 +0000 @@ -1,1 +1,1 @@ -https://mbed.org/users/mbed_official/code/mbed-rtos/#58563e6cba1e +https://os.mbed.com/users/mbed_official/code/mbed-rtos/#5713cbbdb706
diff -r 0309bef74ba8 -r a5be4d71addc mbed.bld --- a/mbed.bld Wed Feb 15 14:04:02 2017 -0600 +++ b/mbed.bld Fri Dec 09 04:25:45 2022 +0000 @@ -1,1 +1,1 @@ -http://mbed.org/users/mbed_official/code/mbed/builds/0ab6a29f35bf \ No newline at end of file +https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400 \ No newline at end of file
diff -r 0309bef74ba8 -r a5be4d71addc wave_player.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/wave_player.lib Fri Dec 09 04:25:45 2022 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/sravet/code/wave_player/#acc3e18e77ad