W83782D Datasheet, PDF (4/73 Pages) Winbond – MONITORING IC

Preliminary W83782D
6.5 TEMPERATURE MEASUREMENT MACHINE ................................................................................20
6.5.1 The W83782D temperature sensor 1 SMI# interrupt has two modes: ...........................................21
6.5.2 The W83782D temperature sensor 2 and sensor 3 SMI# interrupt has two modes and it is
programmed at CR[4Ch] bit 6. ....................................................................................................22
6.5.3 The W83782D temperature sensor 2 and 3 Over-Temperature (OVT) has two modes, and they are
programmed at Bank1 and Bank2 CR[52h] bit1 . These two bits needs to be programmed the same
value. ...........................................................................................................................................23
7. REGISTERS AND RAM ...............................................................................................24
7.1 ADDRESS REGISTER (PORT X5H) ..................................................................................................24
7.2 DATA REGISTER (PORT X6H) .........................................................................................................25
7.3 CONFIGURATION REGISTER ¾ INDEX 40H...................................................................................26
7.4 INTERRUPT STATUS REGISTER 1¾ INDEX 41H............................................................................26
7.5 INTERRUPT STATUS REGISTER 2 ¾ INDEX 42H...........................................................................27
7.6 SMI# MASK REGISTER 1 ¾ INDEX 43H..........................................................................................28
7.7 SMI# MASK REGISTER 2 ¾ INDEX 44H..........................................................................................28
7.8 RESERVED REGISTER ¾ INDEX 45H..............................................................................................29
7.9 CHASSIS CLEAR REGISTER -- INDEX 46H ....................................................................................29
7.10 VID/FAN DIVISOR REGISTER ¾ INDEX 47H................................................................................29
7.11 SERIAL BUS ADDRESS REGISTER ¾ INDEX 48H........................................................................30
7.12 VALUE RAM ¾ INDEX 20H- 3FH OR 60H - 7FH (AUTO-INCREMENT).......................................31
7.13 VOLTAGE ID (VID4) & DEVICE ID - 49H .....................................................................................33
7.14 TEMPERATURE 2 AND TEMPERATURE 3 SERIAL BUS ADDRESS REGISTER--INDEX 4AH.33
7.15 PIN CONTROL REGISTER - INDEX 4BH .......................................................................................34
7.16 IRQ#/OVT# PROPERTY SELECT - INDEX 4CH.............................................................................35
7.17 FAN IN/OUT AND BEEP/GPO# CONTROL REGISTER - INDEX 4DH..........................................36
7.18 REGISTER 50H ~ 5FH BANK SELECT - INDEX 4EH (NO AUTO INCREASE) ............................37
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