FDC37B787QF SMSC [SMSC Corporation], FDC37B787QF Datasheet - Page 125
FDC37B787QF
Manufacturer Part Number
FDC37B787QF
Description
Super I/O Controller with ACPI Support, Real Time Clock and Consumer IR
Manufacturer
SMSC [SMSC Corporation]
Datasheet
1.FDC37B787QF.pdf
(249 pages)
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GPx_nIOW
GPx_nIOR
GPIO OPERATION
The operation of the GPIO ports is illustrated in FIGURE 3. Note: FIGURE 3 is for illustration purposes
only and is not intended to suggest specific implementation details.
SD-bit
Data Register
Transparent
D-TYPE
D
Q
Bit-n
GPIO
Q
D
FIGURE 3 - GPIO FUNCTION ILLUSTRATION
0
1
GPIO
Configuration
Register bit-2 or 5
(GROUP INT. ENABLE)
127
GP Group Interrupts (1 or 2)
GPIO
Configuration
Register bit-1
(Polarity)
1
0
GPIO
Configuration
Register bit-0
(Input/Output)
GPIO
PIN
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