File content as of revision 7:662af5825808:

#include "mbed.h"
Serial pc(SERIAL_TX, SERIAL_RX);
PwmOut mypwm(PWM_OUT);      // PB3 - blue
PwmOut red_pwm(LED1);       // PE8-red  
PwmOut green_pwm(PB_6);// PA1 GREEN


#define UP 1
#define DOWN 2

 void glow_blue(void){
    int loop=1;
    uint8_t count_dir = UP;
    while(loop==1)  
    {
        printf("Enter d to exit loop\n\r");
        char a = pc.getc();
        for(int i=0; i<10; i++) 
        {
 
            if(count_dir == UP) 
            {

                mypwm = mypwm + 0.1;
                if(mypwm == 1.00) 
                { // if hit one, start counting down
                    count_dir = DOWN;
                }
            } else if(count_dir == DOWN) 
            {
                mypwm = mypwm - 0.1;
                if(mypwm == 0.0) 
                {  // if hit zero, start counting up
                    count_dir = UP;
                }
            }
            printf("blue set to %.2f %%\n\r", mypwm.read() * 100);
        }

        if(a =='d') {
            printf("Exiting loop\n\r");
            loop=0;
        }
    }
}
 void glow_red(void){
    int loop=1;
    uint8_t count_dir = UP;
    while(loop==1)  
    {
        printf("Enter d to exit loop\n\r");
        char a = pc.getc();
        for(int i=0; i<10; i++) 
        {
 
            if(count_dir == UP) 
            {

                red_pwm = red_pwm + 0.1;
                if(red_pwm == 1.00) 
                { // if hit one, start counting down
                    count_dir = DOWN;
                }
            } else if(count_dir == DOWN) 
            {
                red_pwm = red_pwm - 0.1;
                if(red_pwm == 0.0) 
                {  // if hit zero, start counting up
                    count_dir = UP;
                }
            }
            printf("red set to %.2f %%\n\r", red_pwm.read() * 100);
        }

        if(a =='d') {
            printf("Exiting loop");
            loop=0;
        }
    }
}
 void glow_green(void){
    int loop=1;
    uint8_t count_dir = UP;
    while(loop==1)  
    {
        printf("Enter d to exit loop\n\r");
        char a = pc.getc();
        for(int i=0; i<10; i++) 
        {
 
            if(count_dir == UP) 
            {

                green_pwm = green_pwm + 0.1;
                if(green_pwm == 1.00) 
                { // if hit one, start counting down
                    count_dir = DOWN;
                }
            } else if(count_dir == DOWN) 
            {
                green_pwm = green_pwm - 0.1;
                if(green_pwm == 0.0) 
                {  // if hit zero, start counting up
                    count_dir = UP;
                }
            }
            printf("green set to %.2f %%\n\r", green_pwm.read() * 100);
        }

        if(a =='d') {
            printf("Exiting loop\n\r");
            loop=0;
        }
    }
}
void glow_purple(void){
    int loop=1;
    uint8_t count_dir = UP;
    while(loop==1)  
    {
        printf("Enter d to exit loop\n\r");
        char a = pc.getc();
        for(int i=0; i<10; i++) 
        {
 
            if(count_dir == UP) 
            {
                red_pwm = red_pwm + 0.1;
                mypwm = mypwm + 0.1;
                if(mypwm == 1.00) 
                { // if hit one, start counting down
                    count_dir = DOWN;
                }
            } else if(count_dir == DOWN) 
            {
                red_pwm = red_pwm - 0.1;
                mypwm = mypwm - 0.1;
                if(mypwm == 0.0) 
                {  // if hit zero, start counting up
                    count_dir = UP;
                }
            }
            printf("blue set to %.2f %%\n\r", mypwm.read() * 100);
            printf("red pwm set to %.2f %%\n\r", red_pwm.read() * 100);
        }

        if(a =='d') {
            printf("Exiting loop");
            loop=0;
        }
    }
}
void glow_yellow(void){
    int loop=1;
    uint8_t count_dir = UP;
    while(loop==1)  
    {
        printf("Enter d to exit loop\n\r");
        char a = pc.getc();
        for(int i=0; i<10; i++) 
        {
 
            if(count_dir == UP) 
            {
                green_pwm = green_pwm + 0.1;
                mypwm = mypwm + 0.1;
                if(mypwm == 1.00) 
                { // if hit one, start counting down
                    count_dir = DOWN;
                }
            } else if(count_dir == DOWN) 
            {
                green_pwm = green_pwm - 0.1;
                mypwm = mypwm - 0.1;
                if(mypwm == 0.0) 
                {  // if hit zero, start counting up
                    count_dir = UP;
                }
            }
            printf("blue set to %.2f %%\n\r", mypwm.read() * 100);
            printf("green pwm set to %.2f %%\n\r", green_pwm.read() * 100);
        }

        if(a =='d') {
            printf("Exiting loop\n\r");
            loop=0;
        }
    }
}
void glow_orange(void){
    int loop=1;
    uint8_t count_dir = UP;
    while(loop==1)  
    {
        printf("Enter d to exit loop\n\r");
        char a = pc.getc();
        for(int i=0; i<10; i++) 
        {
 
            if(count_dir == UP) 
            {
                red_pwm = red_pwm + 0.1;
                green_pwm = green_pwm + 0.1;
                if(red_pwm == 1.00) 
                { // if hit one, start counting down
                    count_dir = DOWN;
                }
            } else if(count_dir == DOWN) 
            {
                red_pwm = red_pwm - 0.1;
                green_pwm = green_pwm - 0.1;
                if(mypwm == 0.0) 
                {  // if hit zero, start counting up
                    count_dir = UP;
                }
            }
            printf("green set to %.2f %%\n\r", green_pwm.read() * 100);
            printf("red set to %.2f %%\n\r", red_pwm.read() * 100);
        }

        if(a =='d') {
            printf("Exiting loop\n\r");
            loop=0;
        }
    }
}
void glow_white(void){
    int loop=1;
    uint8_t count_dir = UP;
    while(loop==1)  
    {
        printf("Enter d to exit loop\n\r");
        char a = pc.getc();
        for(int i=0; i<10; i++) 
        {
 
            if(count_dir == UP) 
            {
                green_pwm = green_pwm + 0.1;
                red_pwm = red_pwm + 0.1;
                mypwm = mypwm + 0.1;
                if(mypwm == 1.00) 
                { // if hit one, start counting down
                    count_dir = DOWN;
                }
            } else if(count_dir == DOWN) 
            {
                red_pwm = red_pwm - 0.1;
                mypwm = mypwm - 0.1;
                green_pwm = green_pwm - 0.1;
                if(mypwm == 0.0) 
                {  // if hit zero, start counting up
                    count_dir = UP;
                }
            }
            printf("blue set to %.2f %%\n\r", mypwm.read() * 100);
            printf("red pwm set to %.2f %%\n\r", red_pwm.read() * 100);
            printf("green pwm set to %.2f %%\n\r", green_pwm.read() * 100);
        }

        if(a =='d') {
            printf("Exiting loop\n\r");
            loop=0;
        }
    }
}
int main() {
    uint8_t loop=1;
    uint8_t i;
    uint8_t count_dir;
    mypwm.period_ms(10);
    mypwm.pulsewidth_ms(1);
    red_pwm.period_ms(10);
    red_pwm.pulsewidth_ms(1);
    green_pwm.period_ms(10);
    green_pwm.pulsewidth_ms(1);

    count_dir = UP;
    pc.printf("Press '7' for White \n\r, Press '6' for Yellow \n\r, Press '5' for Blue/Green \n\r, Press '4' for Green \n\r, Press '3' for Red \n\r, Press '2 for Purple \n\r, Press '1' for Blue\n\r, '0' to turn it OFF\n\r");
    while(loop== 1) {
        
        mypwm=0;
        red_pwm=0;
        green_pwm=0;
        
        char c = pc.getc(); // Read hyperterminal
        
        if (c == '0') {
            mypwm=0;
            red_pwm=0;
            green_pwm=0;
            loop==0;
            printf("Program Completed. Have a nice day!\n\r");
            printf("Program Completed. Have a nice day!\n\r");
            printf("Program Completed. Have a nice day!\n\r");
            printf("Program Completed. Have a nice day!\n\r");
            printf("Program Completed. Have a nice day!\n\r");
        }
        if (c == '1') {

            // ON
            while(c=='1') {
                glow_blue();
                c=0;
            }
        }

        if (c == '2') {

            // ON
            while(c=='2') {
                glow_purple();
                c=0;
            }
        }
        if (c == '3') {

            // ON
            while(c=='3') {
                glow_red();
                c=0;
            }
        }
        if (c == '4') {

            // ON
            while(c=='4') {
                glow_green();
                c=0;
            }
        }
        if (c == '5') {

            // ON
            while(c=='5') {
                glow_yellow();
                c=0;
            }
        }
        if (c == '6') {

            // ON
            while(c=='6') {
                glow_orange();
                c=0;
            }
        }
        if (c == '7') {

            // ON
            while(c=='7') {
                glow_white();
                c=0;
            }
        }
        if( c== 'f') {
            loop=0;
        }
        if (c == 'h'){
            pc.printf("Press '7' for White \n\r, Press '6' for Yellow \n\r, Press '5' for Blue/Green \n\r, Press '4' for Green \n\r, Press '3' for Red \n\r, Press '2 for Purple \n\r, Press '1' for Blue\n\r, '0' to turn it OFF\n\r");
            }
            
    }
    

}