Datasheet

16. Programmable I/O Ports
page 225
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0020-2020B90JER
)T62/C61M,B62/C61M,A62/C61M(puorGA62/C61M
Figure 16.3.1. PUR0 to PUR2 Registers
Pull-up control register 0
Symbol Address After reset
PUR0
03FC16 0016
Bit name Function Bit symbol RW
b7 b6 b5 b4 b3 b2 b1 b0
PU03 P15 to P17 pull-up
0 : Not pulled high
1 : Pulled high
(1)
RW
NOTE:
1. The pin for which this bit is “1” (pulled high) and the direction bit is “0” (input mode) is pulled high.
Pull-up control register 2
Symbol Address After reset
PUR2
03FE16 0016
Bit name FunctionBit symbol
b7 b6 b5 b4 b3 b2 b1 b0
PU20 P80 to P83 pull-up
PU21
P84 to P87 pull-up
PU22
P90 to P93 pull-up
PU24
P100 to P103 pull-up
PU25
P104 to P107 pull-up
Nothing is assigned. In an attempt to write to these bits, write
“0”. The value, if read, turns out to be “0”.
0 : Not pulled high
1 : Pulled high
(1)
RW
RW
RW
RW
RW
RW
(b7-b6)
NOTE:
1. The pin for which this bit is “1” (pulled high) and the direction bit is “0” (input mode) is pulled high.
Nothing is assigned. In an attempt to write to these bits, write
“0”. The value, if read, turns out to be “0”.
(b2-b0)
Nothing is assigned. In an attempt to write to these bits, write
“0”. The value, if read, turns out to be “0”.
(b7-b4)
Pull-up control register 1
Symbol Address After reset
PUR1
03FD16 000000002
Bit name Function Bit symbol
b7 b6 b5 b4 b3 b2 b1 b0
PU14 P60 to P63 pull-up
PU15 P6
4 to P67 pull-up
PU16 P7
0 to P73 pull-up
PU17 P7
4 to P77 pull-up
0 : Not pulled high
1 : Pulled high
(1)
NOTE:
1. The pin for which this bit is “1” (pulled high) and the direction bit is “0” (input mode) is pulled high.
RW
RW
RW
RW
RW
Nothing is assigned. In an attempt to write to these bits, write
“0”. The value, if read, turns out to be “0”.
(b3-b0)
0 : Not pulled high
1 : Pulled high
(1)
Nothing is assigned. In an attempt to write to these bits, write
“0”. The value, if read, turns out to be “0”.
(b3)