Diff: main.cpp

Revision:

15:236d90e38951

Parent:

14:2d47b97c2028

Child:

16:028a8548ab22

--- a/main.cpp	Mon Dec 08 19:52:15 2014 +0000
+++ b/main.cpp	Tue Dec 09 18:21:26 2014 +0000
@@ -66,7 +66,7 @@
     lcd.locate(0,1);
     lcd.printf("Vdd: %1.1f V",vddval);
     lcd.locate(0,0);
-    lcd.printf("Row %d: %1.1f V",selected+1,rowval);
+    lcd.printf("Row %d: %1.1f V",selected,rowval);
 }
 
 
@@ -83,10 +83,13 @@
 // - SPI CLK  => (pin D13)
 // plus wifi network SSID, password, security level and smart-configuration flag.
 
+/* 
+
 mbed_cc3000::cc3000 wifi(D8, D9, D10, SPI(D11, D12, D13),
                         "SSID", "PASSWORD", WPA2, false);
 Websocket ws("ws://sockets.mbed.org/ws/toastboard/rw");
 
+
 void add_to_json(const std::string& s, std::back_insert_iterator<std::string> oi) {
     // this chunk of code lifted from the MbedJSONValue 
     char buf[7];
@@ -131,6 +134,7 @@
     add_to_json("]}",json_str);
     return s;
 }
+*/
 
 bool voltages_equal(float voltage1,float voltage2) {
     return (voltage1 > voltage2-0.01) && (voltage1 < voltage2+0.01);
@@ -138,38 +142,40 @@
 
 void read_voltages(float voltages[48]) {
     int sn = 0;
-    for (int x=0;x<2;x++) { // iterate over two columns of breadboard
-        for (int y=0;y<24;y++) { // iterate over 24 rows of each column
-            sn = (x*24)+y+1; // maybe?????
-            A_in = (sn-1)%2;
-            B_in = ((sn-1)/2)%2;
-            C_in = ((sn-1)/4)%2;
-            D_in = ((sn-1)/8)%2;
-            E_in = ((sn-1)/16)%2;
-            F_in = ((sn-1)/32)%2;
+    for (int i=0;i<48;i++) { // iterate over two columns of breadboard
+        // iterate over 24 rows of each column
+            sn = i; // maybe?????
+            D_in = (sn)%2;
+            E_in = ((sn)/2)%2;
+            F_in = ((sn)/4)%2;
+            A_in = ((sn)/8)%2;
+            B_in = ((sn)/16)%2;
+            C_in = ((sn)/32)%2;
 
-            voltages[sn-1] = adc.read();
-        }
+            voltages[sn] = adc.read();
+        
     }
 }
 
 void compare_voltages(float voltages[48], float clientdata[48], int colselect, int rowselect, float vddval) {
     // get selected row voltage
-    float rowval = voltages[(colselect*24)+rowselect];
+    float rowval = voltages[(colselect*24)+ rowselect];
     for (int i=0;i<48;i++) {
         int client_index = (colselect*24)+rowselect;
-        int sn = i+1;//(colselect+1)*(rowselect+1); 
-        A_in = (sn-1)%2;
-        B_in = ((sn-1)/2)%2;
-        C_in = ((sn-1)/4)%2;
-        D_in = ((sn-1)/8)%2;
-        E_in = ((sn-1)/16)%2;
-        F_in = ((sn-1)/32)%2;
+        int sn = i;//(colselect+1)*(rowselect+1); 
+        D_in = (sn)%2;
+        E_in = ((sn)/2)%2;
+        F_in = ((sn)/4)%2;
+        A_in = ((sn)/8)%2;
+        B_in = ((sn)/16)%2;
+        C_in = ((sn)/32)%2;
 
         float in_val = adc.read();
+        
+        
         if (!voltages_equal(voltages[i],in_val)) {
             // this row is floating
-            set_led(i,LED_RED);
+            set_led(i,LED_OFF);
             clientdata[client_index] = 100.0;
         } else if (voltages_equal(voltages[i],vddval)) {
             // this row matches vdd
@@ -184,6 +190,7 @@
             set_led(i,LED_GREEN);
             clientdata[client_index] = rowval;
         } else {
+            set_led(i,LED_OFF);
             clientdata[client_index] = voltages[i];
         }
     }
@@ -195,11 +202,13 @@
 
     //Scan init
     float originalvoltages[48] = {};
+    float newvoltages[48] = {};
     float clientdata[48] = {};
     float vddval = 0.0;
+    float rowval = 0.0;
 
     //LED init
-    int rowselect = 0, moved = 1, colselect = 0, selected = 0;
+    int rowselect = 0, moved = 1, colselect = 0, selected = 0, oldselected = 49;
     ledbar_left.begin(0x70);
     ledbar_left.clear();
     ledbar_left.writeDisplay();
@@ -212,7 +221,7 @@
     lcd.cls();
     int written = 0;
 
-    wifi.init();
+    //wifi.init();
 
     //Osci
     int loopcount = 0, pressed = 0;
@@ -220,6 +229,7 @@
 
 
     while(1) {
+        /*
         if (wifi.is_connected() == false) {
             pc.printf("trying to connect to wifi\r\n");
             if (wifi.connect() == -1) {
@@ -232,6 +242,9 @@
             ws.connect();
         }
 
+        */
+        
+        
         //Display
         if (moved ==1) {
             ledbar_left.clear();
@@ -245,14 +258,14 @@
             rowselect = rowselect-1;
             moved = 1;
             written = 0;
-            wait(0.75);
+            wait(0.3);
         }
 
         if (downbutton.read() == 0) {
             rowselect = rowselect+1;
             moved = 1;
             written = 0;
-            wait(0.75);
+            wait(0.3);
         }
 
         if (leftbutton.read() == 0) {
@@ -260,7 +273,7 @@
             ledbar_right.clear();
             moved =1;
             written = 0;
-            wait(0.75);
+            wait(0.3);
         }
 
         if (rightbutton.read() == 0) {
@@ -268,7 +281,7 @@
             ledbar_left.clear();
             moved =1;
             written = 0;
-            wait(0.75);
+            wait(0.3);
         }
 
         //Boundary checking
@@ -279,15 +292,17 @@
             rowselect = 0;
         }
 
+        selected = (colselect * 24) + (rowselect+1);
+        
         //Implementing scanning
 
         if (scanbutton.read() == 0) {
-            A_in = 1;
+            A_in = 0;
             B_in = 1;
             C_in = 1;
             D_in = 1;
-            E_in = 1;
-            F_in = 1;
+            E_in = 0;
+            F_in = 0;
 
             vddval = adc.read();
 
@@ -296,38 +311,41 @@
 
             // first set of voltages read into old_volt_mat
             read_voltages(originalvoltages);
+            wait(0.2);
+            read_voltages(newvoltages);
             // second set for comparison, read into clientdata
+            wait(0.2);
             compare_voltages(originalvoltages,clientdata,colselect,rowselect,vddval);
 
-            selected = rowselect;
-            if (colselect == 1) {
-                selected = selected+24;
-            }
+            selected = (colselect * 24) + (rowselect+1);
+            rowval = newvoltages[selected-1];
 
             written = 0;
             moved = 0;
 
                 //DEBUGGING TOOLS //////////////
 
-            pc.printf("\r\n%1.3f %1.3f \r\n", vddval, clientdata[selected]);
+            pc.printf("\r\n%1.3f %1.3f \r\n", vddval, rowval);
             for (int i = 0; i<48; i++) {
                 pc.printf(" %1.3f ", clientdata[i]);
             }
             pc.printf(" \r\n \r\n ");
             for (int x = 0; x < 48; x++) {
-                    pc.printf("%1.3f \r\n", originalvoltages[x]);
+                    pc.printf("%1.3f  %1.3f \r\n", originalvoltages[x], newvoltages[x]);
             }
             ////////////////////////
 
 
-            wait(1);  //THIS NEEDS TO GO AWAY! 
+            wait(0.3);  //THIS NEEDS TO GO AWAY! 
 
             } // END OF SCANBUTTON IF STATEMENT
 
             if (moved==0 && written == 0)  {
                 ledbar_left.writeDisplay();
                 ledbar_right.writeDisplay();
-                lcd_write_voltage_info(vddval,selected+1,clientdata[selected]);
+                lcd_write_voltage_info(vddval*3.3,selected,rowval*3.3);
+                
+                /*
                 // send data to websocket
                 if (wifi.is_connected()) {
                     std::string json = build_json(vddval,selected,clientdata);
@@ -338,11 +356,14 @@
                     delete[] writable;
                     delete[] &json;
                 }
+                */
+                
                 written = 1;
-            } else if (written == 0) {
+            } else if (oldselected != selected) {
                 lcd_write_selected_info(selected);
-                written = 1;
+                
             }
+            oldselected = selected;
 
 
 
@@ -365,24 +386,6 @@
 
 
     /*
-    FLOAT NODE CHECKER
-     add another "for" around the two for the 48 row checker:
-
-    if (u == 0){
-    old_volt_mat[x,y] = in_val
-    }
-    else{
-    volt_mat[x,y] = in_val
-    if (old_volt_mat[x,y] != volt_mat[x,y] ) {
-        volt_mat[x,y] = 100;
-        }
-
-    PUT ALL ROW LIGHTING (CON_MAT) STUFF HERE
-    }
-
-    */
-
-    /*
     OSCILLISCOPE