s3c72m9 Samsung Semiconductor, Inc., s3c72m9 Datasheet - Page 94

• Manufacturer Part Number: s3c72m9
• Description: The S3c72m5/s3c72m7/s3c72m9 Single-chip Cmos Microcontroller Has Been Designed For High Performance Using Samsung S
• Manufacturer: Samsung Semiconductor, Inc.

MEMORY MAP
PUMOD2
Bit
Identifier
RESET Value
Read/Write
Bit Addressing
.7–.6
PUR13
PUR12
PUR11
PUR10
PUR9
PUR8
4-40
— Pull-up Resistor Mode Register 2
Bits 7–6
Connect/Disconnect Port 13 Pull-up Resistor Control Bit
Connect/Disconnect Port 12 Pull-up Resistor Control Bit
Connect/Disconnect Port 11 Pull-up Resistor Control Bit
Connect/Disconnect Port 10 Pull-up Resistor Control Bit
Connect/Disconnect Port 9 Pull-up Resistor Control Bit
Connect/Disconnect Port 8 Pull-up Resistor Control Bit
0
0
1
0
1
0
1
0
1
0
1
0
1
"0"
W
7
0
8
Always cleared to logic zero
Disconnect port 13 pull-up resistor
Connect port 13 pull-up resistor
Disconnect port 12 pull-up resistor
Connect port 12 pull-up resistor
Disconnect port 11 pull-up resistor
Connect port 11 pull-up resistor
Disconnect port 10 pull-up resistor
Connect port 10 pull-up resistor
Disconnect port 9 pull-up resistor
Connect port 9 pull-up resistor
Disconnect port 8 pull-up resistor
Connect port 8 pull-up resistor
"0"
W
6
0
8
PUR13
W
5
0
8
PUR12
W
4
0
8
S3C72M5/C72M7/C72M9/P72M9 (Preliminary Spec)
PUR11
W
3
0
8
PUR10
W
2
0
8
I/O
PUR9
W
1
0
8
FDFH, FDEH
PUR8
W
0
0
8