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Altera_Forum's avatar
Altera_Forum
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13 years ago

distance measuring by encoder

I bought an encoder which generate square pulses sig. i have to stop the engine if arrived to a required distance. i know that the wheel diameter is 7cm. and the distance is pi*diameter a...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
13 years ago

the * function in the std_logic_unsigned library does not allow std_logic_vector to be multiplied by an integer, only another std_logic_vector.