![](http://datasheet.mmic.net.cn/30000/M3455AG8-XXXFP_datasheet_2359525/M3455AG8-XXXFP_82.png)
Rev.1.02
Nov 26, 2008
REJ03B0224-0102
455A Group
Note 1. “R” represents read enabled, and “W” represents write enabled.
Pull-up control register PU0
at reset : 00002
at power down : state retained
R/W
TAPU0/TPU0A
PU03
Port P12 and P13 pull-up transistor control
bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
PU02
Port P10 and P11 pull-up transistor control
bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
PU01
Port P02 and P03 pull-up transistor control
bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
PU00
Port P00 and P01 pull-up transistor control
bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
Pull-up control register PU1
at reset : 00002
at power down : state retained
R/W
TAPU1/TPU1A
PU13
Port P23 pull-up transistor control bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
PU12
Port P22 pull-up transistor control bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
PU11
Port P21 pull-up transistor control bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
PU10
Port P20 pull-up transistor control bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
Pull-up control register PU2
at reset : 00002
at power down : state retained
R/W
TAPU2/TPU2A
PU23
Port P33 pull-up transistor control bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
PU22
Port P32 pull-up transistor control bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
PU21
Port P31 pull-up transistor control bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
PU20
Port P30 pull-up transistor control bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
Pull-up control register PU3
at reset : 00002
at power down : state retained
R/W
TAPU3/TPU3A
PU33
Port D6 and D7 pull-up transistor control bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
PU32
Port D4 and D5 pull-up transistor control bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
PU31
Port D2 and D3 pull-up transistor control bit
0
Pull-up transistor OFF
1
Pull-up transistor ON
PU30
Port D0 and D1 pull-up transistor control bit
0
Pull-up transistor OFF
1
Pull-up transistor ON