Understand the way to use HC-SRF04 on STM32 (Nucleo board)

Dependencies:   SRF05 mbed

Revision:
0:99c5f79155a6
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SRF05.lib	Tue Jan 02 00:00:18 2018 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/simon/code/SRF05/#e758665e072c