Arturo, 25 bytes

$=>[@.of:from.binary&`*`] 

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Returns a list of characters.

Arturo, 23 bytes

$=>[@.of:from.binary&1] 

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Returns a list of digits.

$=>[ ; a function where input is assigned to & from.binary& ; convert input from binary string to decimal integer @.of: _ 1 ; create list of that many 1s ] ; end function