LPC47M172 SMSC Corporation, LPC47M172 Datasheet - Page 122
LPC47M172
Manufacturer Part Number
LPC47M172
Description
ADVANCED I/O CONTROLLER WITH MOTHERBOARD GLUE LOGIC
Manufacturer
SMSC Corporation
Datasheet
1.LPC47M172.pdf
(227 pages)
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Advanced I/O Controller with Motherboard GLUE Logic
Datasheet
SMSC/Non-SMSC Register Sets (Rev. 02-27-04)
The KLATCH and MLATCH bits are located in the KRST_GA20 register, in Keyboard Logical Device at
0xF0.
8042
8042
KINT
MINT
KLATCH Bit
MLATCH Bit
Figure 7.2 - Keyboard Latch
DATASHEET
RD 60
RD 60
Figure 7.3 - Mouse Latch
VCC
VCC
Page 122
D
D
CLR
CLR
Q
Q
KINT
MINT
new
new
SMSC LPC47M172
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