Sona-PIC uses a PIC16C71 to interface to a Polaroid ultrasonic ranging module
and output distances over a serial port at 4800 bps.
The code for this project is available under the terms of the Free Software
General Public License, Version 2.
If you agree to the terms of the license, you may download a copy in either
tar or zip format:
Microchip's Application Note
AN597 describes a design of an Ultrasonic Ranging
system based on a PIC16C74 and a Polaroid 6500 ranging module. By taking
advantage of Timer 1 of the PIC16C74 it is possible to achieve higher
resolution and background operation.
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Last updated February 8, 1996
Copyright 1995, 1996 Eric Smith