A device supporting students learning to type braille
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Diff: main.cpp
- Revision:
- 0:9eda4611081a
- Child:
- 1:7892155b3824
diff -r 000000000000 -r 9eda4611081a main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Wed Oct 04 14:47:07 2017 +0000 @@ -0,0 +1,53 @@ +#include "mbed.h" +#include "Servo.h" + +PwmOut myservo(p21); +DigitalIn pb1 (p20); +//AnalogIn linpot(p20); +Serial pc(USBTX, USBRX); +DigitalOut myled(LED1); + +int main() +{ + // button up: state = 0, button halfway: state = 1; button down: state = 2 + //int state = 0; + pc.printf("begin\n"); + int state = 2; + pb1.mode(PullUp); + wait(.001); + for(int i=0; i<=3; i++) { + myservo = i/100.0; + wait(0.01); + } + while(1) { + // Servo code + if (pb1 == 1 && state == 2) { + while(pb1 == 1) + myled = 1; + // rotate 90 degrees one way + for(int i=3; i<=7; i++) { + myservo = i/100.0; + wait(0.01); + } + state = 1; + } + //wait(1.0); + // rotate 90 degrees other way + if (pb1 == 1 && state == 1) { + while(pb1 == 1) + myled = 0; + for(int i=7; i>3; i--) { + myservo = i/100.0; + wait(0.01); + } + //wait(0.1); + state = 2; + } + //wait(1.0); + + // read linear potentiometer + //if (linpot < 0.5) { + //float potval = linpot; + //pc.printf("linear pot: %f\n", potval); + } +} \ No newline at end of file