After swapping the engine out in his scooter, [James Stanley] made an unfortunate discovery. The speedometer was digitally controlled, and while the original engine had a sensor which would generate ...

•Magnet rotates with the wheel. •Hall sensor outputs 1 pulse per rotation. •STM32 counts pulses using EXTI interrupt on rising edge. •Every 500 ms, pulse count is sampled. •Speed is computed using ...

Hardware is expected to account for the largest share of the sensor testing market by offering segments during the forecast period. Sensor testing requires the use of specialized hardware components ...

30 May 2007 MASHHAD -- Iranian technicians have managed to produce the Piezo electronic speedometer sensor. Akbar Amini, the manager heading the research team, said the sensor will be used to estimate ...