this code can not move the servo

Dependencies:   mbed

Fork of Timer_godai by godai 田中

Revision:
1:64fc7f117c1c
Parent:
0:27e1de20d3cb
--- a/main.cpp	Wed Feb 13 17:28:57 2013 +0000
+++ b/main.cpp	Wed Dec 09 03:25:19 2015 +0000
@@ -1,10 +1,32 @@
 #include "mbed.h"
  
 Timer t;
- 
-int main() {
+Serial pc(USBTX,USBRX);
+InterruptIn ch(p18);
+PwmOut servo(p26);
+//AnalogIn ain(p18);
+
+double t_read;
+
+void t_start(){
     t.start();
-    printf("Hello World!\n");
+}
+void t_stop(){
     t.stop();
-    printf("The time taken was %f seconds\n", t.read());
+    t_read = t.read();
+    t.reset();
 }
+
+int main(void){
+    
+    pc.baud(115200);
+    
+    ch.rise(&t_start);
+    ch.fall(&t_stop);
+    
+//    while(1){
+//    pc.printf("%f\r\n",t_read);
+//    }
+    
+    servo.pulsewidth();
+}