File content as of revision 21:4ec999be140a:

#include "mbed.h"
#include <string>
#include "Adafruit_LEDBackpack.h"
#include "Adafruit_GFX.h"
#include "TextLCD.h"
#include "DebounceIn.h"
#include "cc3000.h"
#include "Websocket.h"
#include "MbedJSONValue.h"

//Debug
Serial pc(USBTX, USBRX); // tx, rx

//For oscilliscope
Timer timer;

//LED stuff
I2C i2c_left(PTC11,PTC10);
Adafruit_24bargraph ledbar_left=Adafruit_24bargraph(&i2c_left);

I2C i2c_right(D7,D6);
Adafruit_24bargraph ledbar_right=Adafruit_24bargraph(&i2c_right);

DebounceIn upbutton(PTA16);
DebounceIn downbutton(PTC12);
DebounceIn leftbutton(PTC17);
DebounceIn rightbutton(PTC16);

//Scanner stuff

DebounceIn scanbutton(PTC13);

DigitalOut A_in(PTB10);
DigitalOut B_in(PTB11);
DigitalOut C_in(PTE2);
DigitalOut D_in(PTE3);
DigitalOut E_in(PTE4);
DigitalOut F_in(PTE5);

AnalogIn  adc(PTB0);




//LCD stuff
//extLCD(PinName rs, PinName e, PinName d4, PinName d5, PinName d6, PinName d7, LCDType type = LCD16x2);
TextLCD lcd(PTC6,PTC5,D5,D4,D3,D2,TextLCD::LCD20x4);


//WIFI STUFF
/*

// cc3000 KL25Z wifi connection
// we need to define connection pins for:
// - IRQ      => (pin D3)
// - Enable   => (pin D5)
// - SPI CS   => (pin D10)
// - SPI MOSI => (pin D11)
// - SPI MISO => (pin D12)
// - 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");

MbedJSONValue demo;
*/



int main()
{

    //Scan init

    int con_mat[24][2] = {};
    float volt_mat[24][2] = {};
    float clientdata[48] = {};
    float rowval = 0, vddval = 0;

    //LED init
    int rowselect = 0, moved = 1, colselect = 0, selected = 0;
    ledbar_left.begin(0x70);
    ledbar_left.clear();
    ledbar_left.writeDisplay();

    ledbar_right.begin(0x70);
    ledbar_right.clear();
    ledbar_right.writeDisplay();

    //LCD init
    lcd.cls();

    //Osci
    int loopcount = 0, pressed = 0;
    float begintime = 0, endtime = 0, elapsed = 0;


    while(1) {

        //Display

        if (colselect == 0 && moved == 1) {
            ledbar_left.clear();
            ledbar_right.clear();
            ledbar_left.setBar(rowselect,LED_GREEN);
            ledbar_left.writeDisplay();
            ledbar_right.writeDisplay();
        } else if (colselect == 1 && moved == 1) {
            ledbar_left.clear();
            ledbar_right.clear();
            ledbar_right.setBar(rowselect,LED_GREEN);
            ledbar_right.writeDisplay();
            ledbar_left.writeDisplay();
        }
        //Moving the selected row
        if (upbutton.read() == 0) {

            rowselect = rowselect-1;
            moved = 1;
            wait(0.75);
        }

        if (downbutton.read() == 0) {

            rowselect = rowselect+1;
            moved = 1;
            wait(0.75);
        }

        if (leftbutton.read() == 0) {
            colselect = 0;
            ledbar_right.clear();
            moved =1;
            wait(0.75);

        }

        if (rightbutton.read() == 0) {
            colselect = 1;
            ledbar_left.clear();
            moved =1;
            wait(0.75);


        }

        //Boundary checking
        if (rowselect > 23) {
            rowselect = 23;
        }
        if (rowselect < 0) {
            rowselect = 0;
        }

        //Implementing scanning

        if (scanbutton.read() == 0) {
            A_in = 1;
            B_in = 1;
            C_in = 1;
            D_in = 1;
            E_in = 1;
            F_in = 1;

            vddval = adc.read();

            //SET MULTIPLEXER TO READ SELECTED ROW
            // Sample the 'selected' node

            int sn = (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;
            rowval = adc.read();

            ledbar_left.clear();
            ledbar_right.clear();

            for (int u = 0; u < 2; u++) {

                for (int x = 0; x < 2; x++) {
                    for (int y = 0; y < 24; y++) {


                        int sn = (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;

                        float in_val = adc.read();


                        if (u == 0) {
                            old_volt_map[x][y] = in_val
                        } else {
                            volt_map[x][y] = in_val
                            if (old_volt_map[x][y] != volt_map[x][y] ) {
                                volt_map[x][y] = 100;
                            }
                            if (x == 1) {
                                int z = y+24;
                                clientdata[z] = in_val;
                            } else {
                                clientdata[y] = in_val;
                            }

                           
                            if ((in_val > vddval-0.01) && (in_val < vddval+0.01)) {
                                con_mat[x][y] = 2;
                                if (x == 0) {
                                    ledbar_left.setBar(y,LED_RED);
                                } else {
                                    ledbar_right.setBar(y,LED_RED);
                                }
                            } else if (in_val == 0) {
                                con_mat[x][y] = 3;
                                if (x == 0) {
                                    ledbar_left.setBar(y,LED_YELLOW);
                                } else {
                                    ledbar_right.setBar(y,LED_YELLOW);
                                }
                            } else if ((in_val > rowval-0.01) && (in_val < rowval+0.01)) {
                                con_mat[x][y] = 1;
                                if (x == 0) {
                                    ledbar_left.setBar(y,LED_GREEN);
                                } else {
                                    ledbar_right.setBar(y,LED_GREEN);
                                }
                            } 
                            else if (volt_mat[x][y]==100) {
                                con_mat[x][y] = 4;
                                if (x == 0) {
                                    ledbar_left.setBar(y,LED_OFF);
                                } else {
                                    ledbar_right.setBar(y,LED_OFF);
                                }
                            }
                            else {
                                con_mat[x][y] = 0;
                            }

                }}} //END OF ROWSCAN FOR LOOP

                selected = rowselect;
                if (colselect == 1) {
                    selected = selected+24;
                }

                /*
                //STUFF INTO JSON FORMAT
                char str[1];
                for (int i= 0; i < 48; i++) {
                sprintf(str, "%d", i);
                demo[str] = clientdata[i];
                    }
                demo["vdd"] = vddval;
                demo["rowval"] = rowval;

                demo["selected"] = selected;
                */


                moved = 0;


                //DEBUGGING TOOLS //////////////

                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 < 2; x++) {
                    for (int y = 0; y < 24; y++) {
                        pc.printf("%1.3f \r\n", volt_mat[x][y]);
                    }
                }
                ////////////////////////


                wait(1);  //THIS NEEDS TO GO AWAY! :}

            } // END OF SCANBUTTON IF STATEMENT

            if (moved==0)  {
                ledbar_left.writeDisplay();
                ledbar_right.writeDisplay();
                lcd.cls();
                lcd.locate(0,1);
                lcd.printf("Vdd: %1.1f V",vddval);
                lcd.locate(0,0);
                lcd.printf("Row %d: %1.1f V",selected,rowval);
            } else {
                lcd.cls();
                string programname = "The ToastBoard";
                string instructions = "Select a row";
                lcd.locate(0,0);
                lcd.printf("%s",programname.c_str());
                lcd.locate(0,1);
                lcd.printf("%s",instructions.c_str());
            }













        }  // END OF WHILE(1)




    }  // END OF INT MAIN


    /*
    FLOAT NODE CHECKER
     add another "for" around the two for the 48 row checker:

    if (u == 0){
    old_volt_map[x,y] = in_val
    }
    else{
    volt_map[x,y] = in_val
    if (old_volt_map[x,y] != volt_map[x,y] ) {
        volt_map[x,y] = 100;
        }

    PUT ALL ROW LIGHTING (CON_MAT) STUFF HERE
    }

    */

    /*
    OSCILLISCOPE


    while (scanbutton == 0){
    if (loopcount = 0){
    timer.reset();
    timer.start();
    begintime = timer.read_ms();
    pressed == 1;
    }

    int sn = (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;
                volt_buffer[loopcount] = adc.read();


    loopcount = loopcount +1;
    } // BREAK THE WHILE SCANBUTTON

    if (pressed == 1){
    timer.stop();
    endtime = timer.read_ms();
    elapsed = endtime - begintime;

    DO ENTIRE SCAN STUFF

    pressed = 0;
    }

    */