m38039g6hsp Renesas Electronics Corporation., m38039g6hsp Datasheet - Page 22

• Manufacturer Part Number: m38039g6hsp
• Description: Single-chip 8-bit Cmos Microcomputer
• Manufacturer: Renesas Electronics Corporation.

3803 Group (Spec.H QzROM version)
Rev.1.10
REJ03B0166-0110
Fig 16. Structure of port pull-up control register (2)
b7
b7
Nov 14, 2005
b0
b0
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Port P2 pull-up control register
(PULL2: address 0FF2
P2
P2
P2
P2
P2
P2
P2
P2
Port P3 pull-up control register
(PULL3: address 0FF3
P3
P3
Not used
P3
P3
P3
P3
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
(return “0” when read)
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0: No pull-up
1: Pull-up
0
1
2
3
4
5
6
7
0
1
4
5
6
7
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
pull-up control bit
16
16
)
)
Note :
Note :
Pull-up control is valid when the corresponding
bit 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.
Pull-up control is valid when the corresponding
bit 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.
PRELIMINARY
Notice: This is not a final specification.
Some parametric limits are subject to change.