w83627sf Winbond Electronics Corp America, w83627sf Datasheet - Page 135

• Manufacturer Part Number: w83627sf
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

CRF1 (Default 0x00)
CRF3 (Default 0x00)
CRF4 (Default 0x00)
Bit 7
Bit 6 - 0 : Devices' trap status.
Bit 7 - 6 : Reserved. Return zero when read.
Bit 5 - 0 : Device's IRQ status.
These bits indicate the IRQ status of the individual device respectively. The device's IRQ status bit is
set by their source device and is cleared by writing a 1. Writing a 0 has no effect.
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Bit 7
Bit 4 - 0 : These bits indicate the IRQ status of the individual GPIO function or logical device
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
: WAK_STS. This bit is set when the chip is in the sleeping state and an enabled resume
event occurs. Upon setting this bit, the sleeping/working state machine will transition the
to this bit position or by the sleeping/working state machine automatically when the global
standby timer expires.
= 0
= 1
: MOUIRQSTS. MOUSE IRQ status.
: KBCIRQSTS. KBC IRQ status.
: PRTIRQSTS. printer port IRQ status.
: FDCIRQSTS. FDC IRQ status.
: URAIRQSTS. UART A IRQ status.
: URBIRQSTS. UART B IRQ status.
: Reserved. Return zero when read.
respectively. The status bit is set by their source function or device and is cleared by
writing a 1. Writing a 0 has no effect.
: SCIRQSTS. Smart Card interface IRQ status.
: Reserved. Return zero when read.
: WDTIRQSTS. Watch dog timer IRQ status.
: CIRIRQSTS. Consumer IR IRQ status.
: MIDIIRQSTS. MIDI IRQ status.
: IRQIN1STS. IRQIN1 status.
: IRQIN0STS. IRQIN0 status.
system to the working state. This bit is only set by hardware and is cleared by writing a 1
the chip is in the working state.
the chip is in the sleeping state.
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Publication Release Date: Nov. 2000
PRELIMINARY
W83627SF
Revision 0.60