The ocf_ibutton smart card terminal driver is an OpenCard Framework (OCF)-compliant terminal driver for the Dallas Semiconductor iButton reader.
The ocf_ibutton smart card terminal driver is part of the OCF framework stack and is started by the OCF startup script. The iButton reader requires a host serial port and is accessed through the character-special devices.
ports(1M), smartcard(1M), smartcard(5)