w83795g Winbond Electronics Corp America, w83795g Datasheet - Page 126

• Manufacturer Part Number: w83795g
• Description: Nuvoton H/w Monitor
• Manufacturer: Winbond Electronics Corp America

12.3
Location:
Type:
Reset:
DEFAULT
NAME
BIT
6-5
4-2
7
1
0
BIT
PECI Control Register (PCR)
Read / Write
Init Reset (CR01.Bit7) is set,
PCR - Bank 3 Address 10
3VSB Rising,
3VDD Rising @ RST_VDD_MD (CR01.Bit5) set,
SYSRSTIN# Falling @ SYSRST_MD (CR01.Bit6) set.
Manual Mode Command. (MMC)
0 = Auto repeat.
1 = Manual Mode Command Only do one time (Default)
Adjust Transaction Tbit Rate. (ATR)
Compensate the effect of rising time on physical bus. (ADJ)
Adjusting the Tbit counter number to adapt the various agent loading
Default is 001
(Ideal timing : 001)
Enable PECI 1.1a Function. (EPF)
0 = Disable PECI1.1a function.
1 = Enable PECI 1.1a function. PECI_REQ# function is enabled.
Enable FANIN11/PECI_REQ#/PVID2/GPIO3 multi-function pin for PECI1.1a.
VID function is not for W83795ADG.
Enable PECI Host Function. (EN_PECI)
Read only.
If Enable Digital Temperautre Sensor Enable (DTSE) & DTS Interface Select (DIS) bit
=0, PECI host function will be enabled and EN_PECI will be set to "1".
MMC
CLKIN
00
01
10
11
7
BIN
BIN
BIN
BIN
BIN
6
Tbit = 1.1us
Tbit = 2.2us
Tbit = 4.5us
Tbit = 8.9us
14.318MHz
ATR
HEX
5
- 126 –
PCR
DESCRIPTION
Tbit = 0.67us
Tbit = 1.33us
Tbit = 2.67us
Tbit = 5.33us
4
24MHz
84
HEX
ADJ
3
Tbit = 0.5us
Tbit = 1us
Tbit = 2us
Tbit = 4us
33MHz
2
W83795G/ADG
EPF
1
Tbit = 0.5us
Tbit = 1us
Tbit = 2us
Tbit = 4us
48MHz
Revision 1.41
Aug/2/2010
EN_PECI
0