The entire 64-bit unique ID. Given as upper case
hexadecimal digits (0-9A-F).
starts with the code
is the in reverse order, which is often used in other
applications and labeling.
The 8-bit error correction portion. Uses cyclic redundancy
check. Computed from the preceding 56 bits of the unique ID
number. Given as upper case hexadecimal digits (0-9A-F).
The 8-bit family code. Unique to each of device. Given as
upper case hexadecimal digits (0-9A-F).
The 48-bit middle portion of the unique ID number. Does not
include the family code or CRC. Given as upper case
hexadecimal digits (0-9A-F).
is the in reverse order, which is often used in other
applications and labeling.
Uses an extension of the 1-wire design from iButtonLink
company that associated 1-wire physical connections with a
unique 1-wire code. If the connection is behind a the
If no is between the device and the master, the field will
be all FF.
is the in reverse order.
Is the device currently on the 1-wire bus?
Part name assigned by Dallas Semi. E.g. Alternative
packaging (iButton vs chip) will not be distiguished.