A device supporting students learning to type braille

Dependencies:   Servo mbed

Files at this revision

API Documentation at this revision

Comitter:
aismail1997
Date:
Wed Oct 04 14:47:07 2017 +0000
Commit message:
initial commit - servo and push buttons work;

Changed in this revision

Servo.lib Show annotated file Show diff for this revision Revisions of this file
main.cpp Show annotated file Show diff for this revision Revisions of this file
mbed.bld Show annotated file Show diff for this revision Revisions of this file
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Servo.lib	Wed Oct 04 14:47:07 2017 +0000
@@ -0,0 +1,1 @@
+http://os.mbed.com/users/simon/code/Servo/#36b69a7ced07
--- /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
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Wed Oct 04 14:47:07 2017 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/675da3299148
\ No newline at end of file