W83977EF Winbond Electronics Corp America, W83977EF Datasheet - Page 117

• Manufacturer Part Number: W83977EF
• Description: Description = W83877TF Plus Kbc, GP I/O, Wake-Up, Power Fail Resume ;; Package = QFP 128
• Manufacturer: Winbond Electronics Corp America

CRE3 (Read only) Keyboard/Mouse Wake-Up Status Register
CRE4 OnNow/Powerloss Control Register.
CRE5 (Default 0x00)
CRE6 (Default 0x00)
Bit 3: Revered
Bit 7: Reserved.
Bit 6 - 0: Compared Code Length. When the compared codes are storaged in the data register,
these data length should be written to this register.
Bit 7 - 0: Reserved.
Bit 7-4: Reserved.
Bit 4: POWERRESUME_STS. The bit is set after powerloss occured and cleared by
Bit 2: PANSW_STS. The Panel switch event is caused by PANSWIN#. This bit is cleared by
Bit 1: Mouse_STS. The Panel switch event is caused by Mouse Wake-Up event. This bit is
Bit 0: Keyboard_STS. The Panel switch event is caused by Keyboard Wake-Up event. This bit is
Bit 7: Powerloss Control bit 2.
Bit 6: Powerloss Control bit 1.
Bit 5: Powerloss Control bit 0.
Bit 4: 32KHz clock source select.
Bit 3: Reserved.
Bit 2: Reserved.
Bit 1-0: Reserved.
reading this register.
reading this register.
cleared by reading this register.
cleared by reading this register.
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Publication Release Date: April 2003
W83977EF
Revision 1.1