Rev.1.04
REJ03B0188-0104
Aug 23, 2007
Page 59 of 146
4559 Group
Note 1.“R” represents read enabled, and “W” represents write enabled.
Table 26 Pull-up control register
Pull-up control register PU0
at reset : 0000
2
at power down : state retained
R/W
TAPU0/TPU0A
PU0
3
Port P0
3
pull-up transistor control bit
0
1
0
1
0
1
0
1
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
PU0
2
Port P0
2
pull-up transistor control bit
PU0
1
Port P0
1
pull-up transistor control bit
PU0
0
Port P0
0
pull-up transistor control bit
Pull-up control register PU1
at reset : 0000
2
at power down : state retained
R/W
TAPU1/TPU1A
PU1
3
Port P1
3
pull-up transistor control bit
0
1
0
1
0
1
0
1
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
PU1
2
Port P1
2
pull-up transistor control bit
PU1
1
Port P1
1
pull-up transistor control bit
PU1
0
Port P1
0
pull-up transistor control bit
Pull-up control register PU2
at reset : 0000
2
at power down : state retained
R/W
TAPU2/TPU2A
PU2
3
Port P2
3
pull-up transistor control bit
0
1
0
1
0
1
0
1
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
PU2
2
Port P2
2
pull-up transistor control bit
PU2
1
Port P2
1
pull-up transistor control bit
PU2
0
Port P2
0
pull-up transistor control bit
Pull-up control register PU3
at reset : 0000
2
at power down : state retained
R/W
TAPU3/TPU3A
PU3
3
Port P3
3
pull-up transistor control bit
0
1
0
1
0
1
0
1
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
Pull-up transistor OFF
Pull-up transistor ON
PU3
2
Port P3
2
pull-up transistor control bit
PU3
1
Port P3
1
pull-up transistor control bit
PU3
0
Port P3
0
pull-up transistor control bit