mbedを用いた制御学生の制御
/
SONIC
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Dependencies: mbed
Revision 0:423cbb408f32, committed 2014-12-20
- Comitter:
- WAT34
- Date:
- Sat Dec 20 01:05:52 2014 +0000
- Commit message:
- HCSR04;
Changed in this revision
| 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/main.cpp Sat Dec 20 01:05:52 2014 +0000
@@ -0,0 +1,32 @@
+#include "mbed.h"
+Timer t;
+DigitalOut led(LED1);
+DigitalOut trig(p21);
+DigitalIn echo(p22);
+Serial pc(USBTX,USBRX);
+
+int main(){
+ double so;
+ led = 0;
+ while(1){
+ t.reset();
+ trig = 1;
+ so = 0;
+ wait_us(10);
+ trig = 0;
+ if(echo == 1){
+ t.start();
+ while(1){
+ if(echo == 0){
+ t.stop();
+ so = t.read();
+ so = (so/2.0)*34000.0;
+ pc.printf("%lf\n\r",so);
+ break;
+ }
+ }
+ }
+ led != led ;
+ }
+}
+
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Sat Dec 20 01:05:52 2014 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/4fc01daae5a5 \ No newline at end of file