LPC47N237-MD SMSC [SMSC Corporation], LPC47N237-MD Datasheet - Page 88

• Manufacturer Part Number: LPC47N237-MD
• Description: 3.3V I/O CONTROLLER FOR PORT REPLICATORS AND DOCKING STATIONS
• Manufacturer: SMSC [SMSC Corporation]

Revision 0.3 (10-26-04)
Data bits
reflect
state of
GPIO
pins
GPIO Data
GPIO Data
Register 4
Register 1
.
.
.
Edge
Detection
Figure 15.3 – Sample Representation of nSMBINT Assertion Logic
GPIO Mask
GPIO Mask
Register 4
Register 1
DATASHEET
Page 88
.
.
.
3.3v I/O Controller for Port Replicators and Docking Stations
GPIO Status
Each bit is
cleared on
read of
associated
GPIO Data
Register
Register
s
s
s
s
nSMBINT Pin
Pin is
cleared if
all bits in
GPIO
Status
Register
are cleared
SMSC DS – LPC47N237