File content as of revision 0:70e79ca6391c:

#include "mbed.h"
#include "header.h"
extern float InputLightLevel;  // in dBm
extern float OutputLightLevel;  // in dBm
extern float ReflectedLightLevel;  // in dBm
extern float PumpLightLevel1;  // in dBm
extern float PumpLightLevel2; // in dBm
extern float InputLightLevelM;
extern float OutputLightLevelM;
extern float ReflectedLightLevelM;
extern float PumpLightLevel1M;
extern float PumpLightLevel2M;
extern float AmplifierGain; //in dB
extern float AmplifierPower; //in dBm
extern char  AmplifierMode; // C = Constant Current, G = Constant Gain, P = constant output power
extern float PumpCurrent1; // mA
extern float PumpCurrent2; // mA
extern char SerialControl;

Serial disp(USBTX, USBRX); // usb for now
void waitforcommand(void)
{
    char c;
    int i;
    float f;

       disp.scanf("%c,%d,%f",&c,&i,&f);
       disp.printf("<%c><%d><%f>\n\r",c,i,f);
       if ((c == 'r') || (c == 'R'))
       {
            switch (i)
            {
                case 0:
                disp.printf("%f",InputLightLevel);  
                break;
                case 1:
                disp.printf("%f",OutputLightLevel);  
                break;
                case 2:
                disp.printf("%f",ReflectedLightLevel);  
                break;
                case 3:
                disp.printf("%f",PumpLightLevel1);  
                break;
                case 4:
                disp.printf("%f",PumpLightLevel2);  
                break;
                case 5:
                disp.printf("%f",AmplifierGain);  
                break;
                case 6:
                disp.printf("%f",AmplifierPower);  
                break;
                case 7:
                disp.printf("%c",AmplifierMode);  
                break;
                case 8:
                disp.printf("%f",PumpCurrent1);  
                break;
                case 9:
                disp.printf("%f",PumpCurrent2);
                break;
                       
           }
       }
       if ((c == 'w') || (c == 'W'))
       {
         switch (i)
            {
                case 5:
                AmplifierGain=f;  
                break;
                case 6:
                AmplifierPower=f;  
                break;
                case 7:
                //AmplifierMode);  
                break;
                case 8:
                PumpCurrent1=f;  
                break;
                case 9:
                PumpCurrent2=f;
                break;
            }
       }
}