update hcsr04.cpp by changing 20000 to 2000
Dependencies: Stepper mbed SDFileSystem Ultrasonic PinDetect millis
millis.lib
- Committer:
- rschimpf78
- Date:
- 2019-01-18
- Revision:
- 8:3f4d78017fd9
- Parent:
- 5:938a135613d9
File content as of revision 8:3f4d78017fd9:
https://os.mbed.com/users/hudakz/code/millis/#ac7586424119