W83L784R_05 Datasheet, PDF (39/52 Pages) Winbond – Monitoring IC

W83L784R/ W83L784G
7.34 CPUT2 Target Temperature Register/ Fan 2 Target Speed Register -- Index
86h
Power on - [7:0] = 0000, 0000 b
CPUT2 target temperature register for Thermal Cruise mode.
BIT
NAME
READ/WRITE
DESCRIPTION
7 Reserved
Read/Write Reserved.
6-0 TEMP_TAR_T2[6:0] Read/Write
CPUT1 Target Temperature. Only for Thermal
Cruise Mode while CR84h bit5-4 is 01.
Fan 2 target speed register for Fan Speed Cruise mode.
BIT
NAME
READ/WRITE
DESCRIPTION
7-0 SPD_TAR_FAN Read/Write
2[7:0]
Fan 1 Target Speed Control. Only for Fan Speed
Cruise Mode while CR84h bit5-4 is 10.
7.35 Tolerance of Target Temperature or Target Speed Register -- Index 87h
Power on default [7:0] = 0001, 0001 b
Tolerance of CPUT1/CPUT2 target temperature register.
BIT
NAME
READ/WRITE
DESCRIPTION
7-4 TOL_T2[3:0]
3-0 TOL_T1[3:0]
Read/Write
Read/Write
Tolerance of Fan 2 Target Temperature. Only for
Thermal Cruise mode.
Tolerance of Fan 1 Target Temperature. Only for
Thermal Cruise mode.
Tolerance of Fan 1/2 target speed register.
BIT
NAME
READ/WRITE
DESCRIPTION
7-4 TOL_FS2[3:0]
Read/Write
Tolerance of Fan 2 Target Speed Count. Only for
Fan Speed Cruise mode.
3-0 TOL_FS1[3:0]
Read/Write
Tolerance of Fan 1 Target Speed Count. Only for
Fan Speed Cruise mode.
7.36 Fan 1 PWM Stop Duty Cycle Register -- Index 88h
Power on default [7:0] = 0000, 0001 b
BIT
NAME
READ/WRITE
DESCRIPTION
7-0 STOP_DC1[7:0] Read/Write
In Thermal Cruise mode, PWM duty will be 0 if it
decreases to under this value. This register should be
written a non-zero minimum PWM stop duty cycle.
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Publication Release Date: Jan. 2005
Revision 1.1