超声波HC-SR04距离传感器驱动。在linux下编译并验证通过。-Ultrasonic HC- SR04 distance sensor driver. Compile and validation by under Linux.

51 microcomputer ultrasonic ranging program based on Guo Tianxiang MCU development board prepared by the use of HC-SR04 ultrasonic sensor to measure the distance and return to the computer through the serial communication (for hardware reasons, the t