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Altera_Forum's avatar
Altera_Forum
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15 years ago

VHDL timer

hi, how can I write a program for a timer which Measures a pulse width that represents of range.i'm using un ultrasonic sensor, The distance can be calculated using the scale factor of 147u...
Altera_Forum's avatar
Altera_Forum
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13 years ago

you need a counter, and the size of the count to trigger a "20 seconds elapsed" signal will depend on your clock speed.