
FM8P54/56
Rev1.21 May 31, 2005
P.12/FM8P54/56
FEELING
TECHNOLOGY
2.1.11 ODCON (Open-drain Control Register)
Address
Name
0Ch (r/w)
ODCON
ODB0
: = 0, Disable the internal open-drain of IOB0 pin.
= 1, Enable the internal open-drain of IOB0 pin.
ODB1
: = 0, Disable the internal open-drain of IOB1 pin.
= 1, Enable the internal open-drain of IOB1 pin.
ODB2
: = 0, Disable the internal open-drain of IOB2 pin.
= 1, Enable the internal open-drain of IOB2 pin.
ODB3
: = 0, Disable the internal open-drain of IOB3 pin.
= 1, Enable the internal open-drain of IOB3 pin.
ODB4
: = 0, Disable the internal open-drain of IOB4 pin.
= 1, Enable the internal open-drain of IOB4 pin.
ODB5
: = 0, Disable the internal open-drain of IOB5 pin.
= 1, Enable the internal open-drain of IOB5 pin.
ODB6
: = 0, Disable the internal open-drain of IOB6 pin.
= 1, Enable the internal open-drain of IOB6 pin.
ODB7
: = 0, Disable the internal open-drain of IOB7 pin.
= 1, Enable the internal open-drain of IOB7 pin.
2.1.12 PHCON (Pull-high Control Register)
Address
Name
0Dh (r/w)
PHCON
/PHB0
: = 0, Enable the internal pull-high of IOB0 pin.
= 1, Disable the internal pull-high of IOB0 pin.
/PHB1
: = 0, Enable the internal pull-high of IOB1 pin.
= 1, Disable the internal pull-high of IOB1 pin.
/PHB2
: = 0, Enable the internal pull-high of IOB2 pin.
= 1, Disable the internal pull-high of IOB2 pin.
/PHB3
: = 0, Enable the internal pull-high of IOB3 pin.
= 1, Disable the internal pull-high of IOB3 pin.
/PHB4
: = 0, Enable the internal pull-high of IOB4 pin.
= 1, Disable the internal pull-high of IOB4 pin.
/PHB5
: = 0, Enable the internal pull-high of IOB5 pin.
= 1, Disable the internal pull-high of IOB5 pin.
/PHB6
: = 0, Enable the internal pull-high of IOB6 pin.
= 1, Disable the internal pull-high of IOB6 pin.
B7
B6
B5
ODB5
B4
ODB4
B3
B2
ODB2
B1
B0
ODB0
ODB7
ODB6
ODB3
ODB1
B7
B6
B5
B4
B3
B2
B1
B0
/PHB7
/PHB6
/PHB5
/PHB4
/PHB3
/PHB2
/PHB1
/PHB0