Revision 7:dd303488e55d, committed 2018-01-07

Comitter:

liam_grazier

Date:

Sun Jan 07 21:29:12 2018 +0000

Parent:

6:f0601ebd2423

Commit message:

working LCD, SD, (NON FIFO) , webpage, all threaded

Changed in this revision

--- a/components.cpp	Fri Jan 05 17:56:59 2018 +0000
+++ b/components.cpp	Sun Jan 07 21:29:12 2018 +0000
@@ -1,19 +1,21 @@
 #include "mbed.h"
 #include "components.hpp"
 #include "lglcd.h"
-
-//#include "Networkbits.hpp"
+#include "stdio.h"
 #define RED_DONE 1
 #define YELLOW_DONE 2
-
 //Digital outputs
+DigitalIn onBoardSwitch(USER_BUTTON);
 DigitalOut onBoardLED(LED1);
 DigitalOut redLED(PE_15);
 DigitalOut yellowLED(PB_10);
 DigitalOut greenLED(PB_11);
-
+SDBlockDevice sd(PB_5, D12, D13, D10);// miso, sclk, cs 
+Mutex Lock1;
+Mutex Lock2;
+Mutex Remove;
 //Inputs
-DigitalIn  onBoardSwitch(USER_BUTTON);
+
 DigitalIn  SW1(PE_12);
 DigitalIn  SW2(PE_14);
 //Serial pc(USBTX, USBRX);
@@ -32,7 +34,137 @@
 {
     //posttest 
 }
+void runanalysis(void){
+    while(1){     
+Lock1.lock();
+double temp = sensor.getTemperature();
+double pressure = sensor.getPressure();
+double lightin = adcIn;
+char TEM[6];
+char PRE[5];  
+char LIGHT[6];
+printf("REFRESH SENSORS\n\r");
+sprintf(TEM,"%.2f", temp);
+sprintf(PRE,"%.2f", pressure);
+sprintf(LIGHT,"%.2f", lightin);
+mylcd.setline(1,1);
+mylcd.write("L:");
+if(lightin > 0.7 && lightin < 0.9)
+{
+mylcd.setline(1,4);
+ mylcd.write("|||||||||MAX");    
+}
+else if(lightin > 0.55 && lightin < 0.69)
+{
+mylcd.setline(1,4);
+ mylcd.write("|||||||     ");
+}
+else if(lightin > 0.5 && lightin < 0.54)
+{
+mylcd.setline(1,4);
+ mylcd.write("|||||       ");
+}
+else if(lightin > 0.4 && lightin < 0.54)
+{
+mylcd.setline(1,4);
+ mylcd.write("|||         ");
+}
+else if(lightin > 0.3 && lightin < 0.39)
+{
+mylcd.setline(1,4);
+ mylcd.write("||          ");
+} 
+else if(lightin > 0.06 && lightin < 0.29)
+{
+mylcd.setline(1,4);
+ mylcd.write("LOW LIGHT    ");
+} 
+else if(lightin < 0.05)
+{
+mylcd.setline(1,4);
+mylcd.write("             ");
+mylcd.setline(1,4);
+mylcd.write("disconnected");
+}
+mylcd.setline(2,1);
+mylcd.write("P:");
+mylcd.write(PRE);
+mylcd.setline(2,10);
+mylcd.write("T:");
+mylcd.write(TEM);
+wait(0.01);
+Lock1.unlock();
+Thread::signal_wait(SIG_READY);
+}
+}
+void sdwrite(void)
+{
+    while(1)
+    {
+        Lock2.lock();
+        FATFileSystem fs("sd", &sd);
+FILE* fp = fopen("/sd/test.csv","a");
+    if (fp == NULL) {
+        errorCode(FATAL);
+        printf("SD FAIL\n\r");
+        mylcd.clear();
+        mylcd.setline(1,0);
+        mylcd.write("SD FAIL");
+    }
+    if (fp != NULL){
+    printf("SD Success\n\r");
+    fprintf(fp, "hello,hello,hello\n\r");
+    wait(0.01);
+    }
+      fclose(fp);      
+      Lock2.unlock(); 
+      Thread::signal_wait(SIG_READY2);   
 
+}
+}
+void sdrun(void)
+{
+if ( sd.init() != 0) {
+printf("Init failed \n");
+mylcd.clear();
+mylcd.setline(1,1);
+mylcd.write("CANNOT INIT SD");        
+errorCode(FATAL);
+}
+if( sd.init() == 0){
+printf("Init Success \n");
+mylcd.clear();
+mylcd.setline(1,1);
+mylcd.write("SD GOOD MAN");
+wait(0.5); //flash the SD error / good code! 
+}
+}
+void sdcheck(void){
+if ( sd.init() != 0) {
+printf("Init failed \n\r");
+mylcd.clear();
+mylcd.setline(1,1);
+mylcd.write("CANNOT INIT SD\n\r");        
+errorCode(FATAL);
+}
+if( sd.init() == 0){
+printf("SD Good\n\r");
+}
+}
+void sdremove(void)
+{
+    Thread::signal_wait(SIG_REMOVE); 
+    mylcd.clear();  
+    Remove.lock();
+                sd.deinit();
+                mylcd.clear();
+                mylcd.setline(1,0);
+                greenLED = 1;
+                mylcd.write("R");
+                printf("SD REMOVED");
+                errorCode(FATAL);
+    Remove.unlock();
+}
 void errorCode(ELEC350_ERROR_CODE err)
 {
     switch (err) {

--- a/components.hpp	Fri Jan 05 17:56:59 2018 +0000
+++ b/components.hpp	Sun Jan 07 21:29:12 2018 +0000
@@ -1,14 +1,22 @@
 #ifndef __sample_hardware__
 #define __sample_hardware__
-
+#define SIG_READY 1
+#define SIG_READY2 1
+#define SIG_REMOVE 1
+#define SIG_NET 1
 //#define BME
 #ifdef BME
 #include "BME280.h"
 #else
 #include "BMP280.h"
 #endif
-
-
+#include "SDBlockDevice.h"
+#include "FATFileSystem.h"
+void runanalysis(void);
+void sdrun(void);
+void sdcheck(void);
+void sdwrite(void);
+void sdremove(void);
 enum ELEC350_ERROR_CODE {OK, FATAL};
 extern DigitalOut onBoardLED;
 extern DigitalOut redLED;

--- a/main.cpp	Fri Jan 05 17:56:59 2018 +0000
+++ b/main.cpp	Sun Jan 07 21:29:12 2018 +0000
@@ -1,81 +1,54 @@
 #include "components.hpp"
-#include "SDBlockDevice.h"
-#include "FATFileSystem.h"
-//#include "Networkbits.hpp"
 #include "mbed.h"
+#include "network.hpp"
 #include "lglcd.h"
-#include "stdio.h"
+InterruptIn sw1(USER_BUTTON);
+Thread samplesThread(osPriorityNormal);
+Thread sdThread(osPriorityLow);
+Thread sdRemoveThread(osPriorityLow);
+//Thread rtThread;
+//Thread stxThread;
+Thread netThread(osPriorityRealtime);
+void inter1();
+void inter2();
+void inter3();
+void inter4();
 // This is a very short demo that demonstrates all the hardware used in the coursework.
 // You will need a network connection set up (covered elsewhere). The host PC should have the address 10.0.0.1
-
-//Threads
-Thread nwrkThread;
+Ticker samples;
+Ticker remov;
+InterruptIn sdex(USER_BUTTON);
+Ticker storage;
+Ticker netTick;
+void inter1(){
+ sdcheck();
+ samplesThread.signal_set(SIG_READY);          
+}
+void inter2(){
+ sdThread.signal_set(SIG_READY2);  
+}
+void inter3(){
+ printf("CHECK REMOVE BUTTON\n\r");
+ if(sdex == 1){
+ sdRemoveThread.signal_set(SIG_REMOVE);
+ }
+ }
+ void inter4(){
+ netThread.signal_set(SIG_NET);
+}
 int main(){
+sdrun();
 lglcd mylcd(D7,D6,D5,D4,D3,D2);
 mylcd.clear();
-while(true){        
-double temp = sensor.getTemperature();
-double pressure = sensor.getPressure();
-double lightin = adcIn;
-char TEM[6];
-char PRE[5];  
-sprintf(TEM,"%.2f", temp);
-sprintf(PRE,"%.2f", pressure);
-printf(TEM);
-printf(PRE);
-mylcd.setline(1,1);
-mylcd.write("P:");
-mylcd.write(PRE);
-mylcd.setline(1,10);
-mylcd.write("T:");
-mylcd.write(TEM);
-mylcd.setline(2,1);
-mylcd.write("L:");
-if(lightin > 0.8 && lightin < 0.9)
-{
-mylcd.setline(2,4);
-mylcd.write("            ");
-mylcd.setline(2,4);
- mylcd.write("|||||||||");    
-}
-else if(lightin > 0.51 && lightin < 0.9)
-{
- mylcd.setline(2,4);
-mylcd.write("            ");
-mylcd.setline(2,4);
- mylcd.write("|||||");
-}
-else if(lightin > 0.4 && lightin < 0.5)
-{
- mylcd.setline(2,4);
-mylcd.write("            ");
-mylcd.setline(2,4);
- mylcd.write("|||");
-}
-else if(lightin > 0.2 && lightin < 0.39)
-{
- mylcd.setline(2,4);
-mylcd.write("            ");
-mylcd.setline(2,4);
- mylcd.write("LOW");
-} 
-else if(lightin < 0.19)
-{
-mylcd.setline(2,4);
-mylcd.write("            ");
-mylcd.setline(2,4);
-mylcd.write("disconnected");
-}
-
-//mylcd.write(light);
-//printf(adcIn);
-wait(0.4);
-      
-    }
-    
-    //Flash to indicate goodness
-  
-}
+sdThread.start(sdwrite);
+storage.attach(&inter2,10); //runs send to sd  based on last number (5) in this case (every 5 seconds)
+samplesThread.start(runanalysis); 
+samples.attach(&inter1,1);   //runs analysis based on last number (1) in this case (every 1 second)
+sdRemoveThread.start(sdremove);
+remov.attach(&inter3,3);//checks sd remove key every second
+netThread.start(networksend);
+netTick.attach(&inter4,0.01);
 
 
-    
+ 
+}
\ No newline at end of file

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/network.cpp	Sun Jan 07 21:29:12 2018 +0000
@@ -0,0 +1,135 @@
+#if !FEATURE_LWIP
+    #error [NOT_SUPPORTED] LWIP not supported for this target
+#endif
+
+#include "mbed.h"
+#include "EthernetInterface.h"
+#include "TCPServer.h"
+#include "TCPSocket.h"
+#include <iostream>
+#include <string> 
+#include "BMP280.h"
+#include "components.hpp"
+#include "network.hpp"
+Mutex Net;
+#define HTTP_STATUS_LINE "HTTP/1.0 200 OK"
+#define HTTP_HEADER_FIELDS "Content-Type: text/html; charset=utf-8"
+#define HTTP_MESSAGE_BODY1 ""                                    \
+"<html>" "\r\n"                                                  \
+"  <body style=\"display:flex;text-align:center\">" "\r\n"       \
+"    <div style=\"margin:auto\">" "\r\n"                         \
+"      <h1>Sensor Data</h1>" "\r\n"                              \
+"      <p>Light Level LDR value: " "\r\n" 
+                 
+#define HTTP_Pressure1 ""                                        \
+"<html>" "\r\n"                                                  \
+"  <body style=\"display:flex;text-align:center\">" "\r\n"       \
+"    <div style=\"margin:auto\">" "\r\n"                         \
+"      <h1> </h1>" "\r\n"                                        \
+"      <p>Pressure(mbar): " "\r\n"                
+
+#define HTTP_Pressure2 ""                                        \
+       "</p>" "\r\n"                                             \
+"    </div>" "\r\n"                                              \
+"  </body>" "\r\n"                                               \
+"</html>"
+
+                 
+#define HTTP_Temperature1 ""                                     \
+"<html>" "\r\n"                                                  \
+"  <body style=\"display:flex;text-align:center\">" "\r\n"       \
+"    <div style=\"margin:auto\">" "\r\n"                         \
+"      <h1> </h1>" "\r\n"                                        \
+"      <p>Temperature(Degrees Celcius): " "\r\n"       
+
+#define HTTP_Temperature2 ""                                     \
+       "</p>" "\r\n"                                             \
+"    </div>" "\r\n"                                              \
+"  </body>" "\r\n"                                               \
+"</html>"
+
+#define HTTP_MESSAGE_BODY2 ""                                    \
+       "</p>" "\r\n"                                             \
+"    </div>" "\r\n"                                              \
+"  </body>" "\r\n"                                               \
+"</html>"
+
+#define HTTP_RESPONSE HTTP_STATUS_LINE "\r\n"   \
+                      HTTP_HEADER_FIELDS "\r\n" \
+                      "\r\n"                    \
+                      HTTP_MESSAGE_BODY "\r\n"
+
+#define IP        "10.0.0.10"
+#define NETMASK   "255.0.0.0"
+#define GATEWAY   "10.0.0.1"
+
+AnalogIn pres();
+AnalogIn temp();
+
+void networksend(void)
+{   
+    // interrupt routine setup
+    printf("Basic HTTP server example\n");//n
+    
+    //Configure an ethernet connection
+    EthernetInterface eth;
+    eth.set_network(IP, NETMASK, GATEWAY);
+    eth.connect();
+    printf("The target IP address is '%s'\n", eth.get_ip_address());
+    
+    //Now setup a web server
+    TCPServer srv;           //TCP/IP Server
+    TCPSocket clt_sock;      //Socket for communication
+    SocketAddress clt_addr;  //Address of incoming connection
+    
+    /* Open the server on ethernet stack */
+    srv.open(&eth);
+    
+    /* Bind the HTTP port (TCP 80) to the server */
+    srv.bind(eth.get_ip_address(), 80);
+    
+    /* Can handle 5 simultaneous connections */
+    srv.listen(5);
+    
+    while (true) {
+        Net.lock();
+        using namespace std;
+        //Block and wait on an incoming connection
+        srv.accept(&clt_sock, &clt_addr);
+        printf("accept %s:%d\n", clt_addr.get_ip_address(), clt_addr.get_port());
+        
+        double temp = sensor.getTemperature();
+        double pres = sensor.getPressure();
+        //Uses a C++ string to make it easier to concatinate
+        string response;
+        //This is a C string
+        char adcIn_str[64];
+        char pres_str[64];
+        char temp_str[64];
+               
+        //Read the LDR value
+        float u = adcIn;
+        float b = pres;
+        float a = temp;
+        
+        //Convert to a C String
+        sprintf(adcIn_str, "%5.3f", u );
+        sprintf(pres_str, "%4.2f", b);
+        sprintf(temp_str, "%3.1f", a);
+        printf("LDR: %5.3f\n\r", u);
+        
+        //Build the C++ string response
+        response = HTTP_MESSAGE_BODY1;
+        response += adcIn_str;
+        response += HTTP_Temperature1;
+        response += temp_str;
+        response += HTTP_Temperature2;
+        response += HTTP_Pressure1;
+        response += pres_str;
+        response += HTTP_Pressure2;
+        response += HTTP_MESSAGE_BODY2;       
+        //Send static HTML response (as a C string)
+        clt_sock.send(response.c_str(), response.size()+6); 
+        Net.unlock();   
+    }
+}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/network.hpp	Sun Jan 07 21:29:12 2018 +0000
@@ -0,0 +1,4 @@
+#ifndef __network__
+#define __network__
+void networksend(void);
+#endif
\ No newline at end of file