PM3 Commands Reference (Iceman Firmware):

Main Help

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Current command:
lf em 4x50 sim --help

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Simulates a EM4x50 tag
First upload to device using `lf em 4x50 eload`

usage:
    lf em 4x50 sim [-h] [-p <hex>]

options:
    -h, --help                     This help
    -p, --passsword <hex>          password, 4 bytes, lsb

examples/notes:
    lf em 4x50 sim
    lf em 4x50 sim -p 27182818     -> uses password for eload data