Atsumi Toda
/
altitude_TP
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Revision 0:733ff8649dbe, committed 2017-11-14
- Comitter:
- Joeatsumi
- Date:
- Tue Nov 14 10:54:34 2017 +0000
- Commit message:
- ?????????
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 |
diff -r 000000000000 -r 733ff8649dbe main.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Tue Nov 14 10:54:34 2017 +0000
@@ -0,0 +1,24 @@
+#include "mbed.h"
+/*For the 10 meter sensors (MB1260, MB1261, MB1360, MB1361),
+ this pin outputs analog voltage with a scaling factor of (Vcc/1024) per 2 cm.
+ A supply of 5V yields ~4.9mV/2cm., and 3.3V yields ~3.2mV/2cm.
+ The output is buffered and corresponds to the most recent range data*/
+
+DigitalOut myled(LED1);
+
+AnalogIn vin(p15);
+
+double ain=0;
+
+int main() {
+ while(1) {
+ myled=1;
+ ain=vin.read()*3.3;
+ printf("ain=%.4fV,altitude=%.1fm\r\n",ain,ain*1000/1.6/100);
+ /* printf("ain=%.4fV,altitude=%.1fm\r\n",ain,ain*1000/2.45/100);*/
+
+ wait(0.5);
+
+
+ }
+}
diff -r 000000000000 -r 733ff8649dbe mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Nov 14 10:54:34 2017 +0000 @@ -0,0 +1,1 @@ +https://mbed.org/users/mbed_official/code/mbed/builds/675da3299148 \ No newline at end of file