LPC47B272-MS SMSC, LPC47B272-MS Datasheet - Page 141

• Manufacturer Part Number: LPC47B272-MS
• Description: IC CTRLR SUPER I/O LPC 100-QFP
• Manufacturer: SMSC

Specifications of LPC47B272-MS

• Controller Type: I/O Controller
• Interface: LPC
• Voltage - Supply: 3.3V
• Current - Supply: 15mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 100-QFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 638-1019

SMSC LPC47B27x
GP33
Default = 0x01
on VTR POR
Default = 0x00
on VCC POR
and Hard Reset
(Note 4)
GP34
Default = 0x05
on VTR POR
GP35
Default = 0x04
on VTR POR, VCC
POR and Hard
Reset
(Note 4)
GP36
Default = 0x01
on VTR POR
GP37
Default = 0x01
on VTR POR
GP40
Default =0x01
on VTR POR
NAME
REG OFFSET
(R/W)
(R/W)
(R/W)
(R/W)
(R/W)
(R/W)
(hex)
36
37
38
39
3A
3B
DATASHEET
General Purpose I/0 bit 3.3
Bit[0] In/Out : =1 Input, =0 Output
Bit[1] Polarity : =1 Invert, =0 No Invert
Bit[2] Alternate Function Select
1=FAN1
0=GPIO
Bits[6:3] Reserved
Bit[7] Output Type Select
1=Open Drain
0=Push Pull
General Purpose I/0 bit 3.4
Bit[0] In/Out : =1 Input, =0 Output
Bit[1] Polarity : =1 Invert, =0 No Invert
Bit[2] Alternate Function Select
1=IRRX2
0=GPIO
Bits[6:3] Reserved
Bit[7] Output Type Select
1=Open Drain
0=Push Pull
General Purpose I/0 bit 3.5
Bit[0] In/Out : =1 Input, =0 Output
Bit[1] Polarity : =1 Invert, =0 No Invert
Bit[2] Alternate Function Select
1=IRTX2 (Note 2)
0=GPIO
Bits[6:3] Reserved
Bit[7] Output Type Select
1=Open Drain
0=Push Pull
General Purpose I/0 bit 3.6
Bit[0] In/Out : =1 Input, =0 Output
Bit[1] Polarity : =1 Invert, =0 No Invert
Bit[2] Alternate Function Select
1= nKBDRST
0=Basic GPIO function
Bits[6:3] Reserved
Bit[7] Output Type Select
1=Open Drain
0=Push Pull
General Purpose I/0 bit 3.7
Bit[0] In/Out : =1 Input, =0 Output
Bit[1] Polarity : =1 Invert, =0 No Invert
Bit[2] Alternate Function Select
1=A20M
0=Basic GPIO function
Bits[6:3] Reserved
Bit[7] Output Type Select
1=Open Drain
0=Push Pull
General Purpose I/0 bit 4.0
Bit[0] In/Out : =1 Input, =0 Output
Bit[1] Polarity : =1 Invert, =0 No Invert
Bit[2] Alternate Function Select
1=DRVDEN0 (Note 5)
0=Basic GPIO function
Bits[6:3] Reserved
Bit[7] Output Type Select
1=Open Drain
0=Push Pull
- 141 -
DESCRIPTION
Rev. 04-17-07