main.cpp

00001 #include "mbed.h"
00002 
00003 //Interface with the LCD with UART
00004 Serial LCD(p9, p10);  // tx, rx
00005 //Interface with the PC with UART
00006 Serial pc(USBTX, USBRX); // tx, rx
00007 
00008 DigitalOut valve(p21); //Port 6
00009 DigitalOut pump(p22); // Port 8
00010 
00011 AnalogOut speed(p18); //Port 7
00012 
00013 AnalogIn temperatures(p15); 
00014 AnalogIn ECG(p16); //Port 17
00015 
00016 // PFC, Port11, Port12, Port3
00017 //Select between temp sensors
00018 BusOut tempSel(p12, p11);
00019 BusOut templeds(LED3, LED4);
00020 
00021 // read pressure sensor
00022 AnalogIn pressure(p20); //Port 15
00023 
00024 //Fan control should be PWM
00025 DigitalOut fan1(p23); // Port 19
00026 DigitalOut fan2(p24); // Port 20
00027 DigitalOut fan3(p25); // Port 21
00028 
00029 //valve sync from outside
00030 DigitalIn sync(p29); // Port 9
00031 
00032 //Enable the PFC
00033 DigitalOut PFC_ENABLE(p14); 
00034 DigitalIn PFW(p13);
00035 
00036 //when the PFC module is setteled are something is wrong
00037 InterruptIn LD_ENABLE(p17);
00038 
00039 //Control the main Pump
00040 DigitalOut LOAD(p26);
00041 
00042 
00043 DigitalOut powerLed(LED1);
00044 DigitalOut valveLed(LED2);
00045 
00046 void enableFunc(){
00047     if(LD_ENABLE)
00048         powerLed = 1;
00049     else
00050         powerLed = 0;
00051     }
00052 
00053 int freq = 60;
00054 int amp = 50;
00055 int dutyCycle = 50;
00056 bool syncState = false;
00057 
00058 char temp;
00059 bool start =0;
00060 bool dataReady =0;
00061 int receivedNumber;
00062     
00063 
00064 int main() {
00065     
00066     LD_ENABLE.mode(PullUp);
00067     
00068     //set hte baudrate 
00069     pc.baud(9600);
00070     LCD.baud(115200);
00071     
00072     // initit
00073     pump =0;
00074     powerLed = 0;
00075     valve =0;
00076     valveLed = 0;
00077     
00078     wait_ms(10);
00079     //Interupt  call back functions
00080     LD_ENABLE.rise(&enableFunc);
00081     LD_ENABLE.fall(&enableFunc);
00082     
00083     powerLed = 1;
00084     wait(1);
00085     powerLed = 0;
00086     PFC_ENABLE = 1;
00087     
00088     while(1) {
00089         /*
00090         for (int i =0; i<3; i++){
00091             templeds = i;
00092             tempSel = i;
00093             wait_ms(1000);
00094             pc.printf("\n\r %f",temperatures.read());
00095         }*/
00096         
00097         //check if there is meassage from LCD
00098         if(LCD.readable()) {
00099 
00100             temp = LCD.getc();
00101 
00102     
00103             if (temp =='A' || temp =='C' ||temp =='E' ||temp =='G' ||temp =='I') {
00104                 dataReady = 0;
00105                 //package is comming
00106                 start = 1;
00107                 receivedNumber = 0;
00108             }
00109     
00110     
00111             if (start)
00112                 if (temp =='B' || temp =='D' ||temp =='F' ||temp =='H' ||temp =='J') {
00113                     //end of package 
00114                     start= 0;
00115     
00116                     //switch was better just laziness 
00117                     if (temp == 'B'){
00118                         //pc.printf (" LOAD    %d  ",receivedNumber);
00119                         if (receivedNumber){
00120                             valveLed = 1;
00121                             LOAD = 1;
00122                         } 
00123                         else {                             
00124                             valveLed = 0;
00125                             LOAD = 0;
00126                         }
00127                     }
00128                     else if (temp == 'D') {
00129                         syncState = receivedNumber; 
00130                         //pc.printf (" syncState    %d  ",syncState);
00131                         }                       
00132                     else if (temp == 'F'){ 
00133                         freq = receivedNumber;
00134                         //pc.printf (" freq   %d  ",freq);
00135                         }                        
00136                     else if (temp == 'H'){ 
00137                         amp = receivedNumber;
00138                         speed = amp /100.0;
00139                         //pc.printf (" amp    %d  ",amp);
00140                         }
00141                     else if (temp == 'J'){ 
00142                         dutyCycle = receivedNumber;
00143                         //pc.printf (" dutyCycle     %d  ",dutyCycle); 
00144                         }
00145   
00146                 } else {
00147                     receivedNumber = temp;
00148 
00149                 }
00150         }
00151         
00152             
00153 
00154     }
00155 }