W83977G Winbond Electronics Corp America, W83977G Datasheet - Page 113

• Manufacturer Part Number: W83977G
• Description: W83877TF plus KBC, CIR, RTC, Pb-free
• Manufacturer: Winbond Electronics Corp America

W83977F-A/ W83977G-A/ W83977AF-A/ W83977AG-A
9.7.3
"On-Now" Register 3 (Bank2 Register 4Bh)
BIT
7
6
5
4
3
2
1
0
NAME
PHRIST
Reserved
PSPOFD
PSPOFTD
RIBD
RIAD
PHRID
ALMBD
This register is read only except bit 5.
PHRIST ( PHRI Status)
This bit holds the current value of PHRI .
PSPOFD (Panel Switch Power-Off Detect)
Logical 1 on this bit, a Panel-Switch-Off event is detected.
Logical 0 on this bit, there is no Panel-Switch-Off event.
PSOFTD (Panel Switch Power-Off Delay Timer Detect)
This bit is set when Panel Switch Power-Off Delay Timer reaches its terminal count. This bit is
cleared by reading this register.
RIBD (RI B Detect)
A falling edge transition on RIB asserts this bit. This bit is cleared by reading this register.
RIAD (RI A Detect)
A falling edge transition on RIA asserts this bit. This bit is cleared by reading this register.
PHRID (PHRI Detect)
A falling edge transition on PHRI asserts this bit. This bit is cleared by reading this register.
ALMBD (Alarm B Detect)
Logical 1 on this bit, the alarm B when reaching its preset time asserts this bit. This bit is cleared by
reading this register.
Publication Release Date: May 2006
-105 -
Revision 0.60