| | | Well, I haven't looked at the sonar routines, but my guess is that 17 feet round trip at around 1ms / foot each way is close to 32.768 ms, which is when the 16 bit timer in the 6811 overflows (the 6811 clocks the 16-bit counter at 2 Mhz). One idea (...) (28 years ago, 26-Oct-96, to lugnet.robotics.handyboard)
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