m38039mf-xxxsp Mitsumi Electronics, Corp., m38039mf-xxxsp Datasheet - Page 27

• Manufacturer Part Number: m38039mf-xxxsp
• Description: Single-chip 8-bit Cmos Microcomputer
• Manufacturer: Mitsumi Electronics, Corp.

Fig. 22 Structure of port pull-up control register (1)
b 7
b 7
b 0
b 0
P 0
P 0
P 0
P 0
P 0
P 0
P 0
P 0
P 1
P 1
P 1
P 1
P 1
P 1
P 1
P 1
Port P0 pull-up control register
( P U L L 0 : a d d r e s s 0 F F 0
Port P1 pull-up control register
( P U L L 1 : a d d r e s s 0 F F 1
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0 : N o p u l l - u p
1 : P u l l - u p
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
p u l l - u p c o n t r o l b i t
1 6
1 6
)
)
Note: Pull-up control is valid when the corresponding bit
Note: Pull-up control is valid when the corresponding bit
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
of the port direction register is “0” (input).
When that bit is “1” (output), pull-up cannot be set
to the port of which pull-up is selected.
of the port direction register is “0” (input).
When that bit is “1” (output), pull-up cannot be set
to the port of which pull-up is selected.
MITSUBISHI MICROCOMPUTERS
3803/3804 Group
27