Fan Control Device with Hardware Monitoring and Acoustic Noise Reduction Features
Datasheet
7.2.34
Register 89h: SMSC Test Register
Register
Address
89h
Read/
Write
R
Register Name
SMSC Test Register
Bit 7
(MSb)
TST7
Bit 6
TST6
Bit 5
TST5
Bit 4
TST4
Bit 3
TST3
Bit 2
TST2
Bit 1
TST1
Bit 0
(LSb)
TST0
Default
Value
N/A
7.2.35 Registers 8Ah: SMSC Test Register
Register
Address
8Ah
Read/
Write
R
Register Name
SMSC Test Register
Bit 7
(MSb)
RES
Bit 6
TST6
Bit 5
TST5
Bit 4
TST4
Bit 3
TST3
Bit 2
TST2
Bit 1
TST1
Bit 0
(LSb)
TST0
Default
Value
4Dh
7.2.36 Registers 8Bh: SMSC Test Register
Register
Address
8Bh
Read/
Write
R/W
Register Name
SMSC Test Register
Bit 7
(MSb)
RES
Bit 6
TST6
Bit 5
TST5
Bit 4
TST4
Bit 3
TST3
Bit 2
TST2
Bit 1
TST1
Bit 0
(LSb)
TST0
Default
Value
4Dh
7.2.37
This register becomes read only when the Lock bit is set. Any further attempts to write to this register
shall have no effect.
This register must not be written. Writing this register may produce unexpected results.
Registers 8Ch: SMSC Test Register
Register
Address
8Ch
Read/
Write
R
Register Name
SMSC Test Register
Bit 7
(MSb)
RES
Bit 6
RES
Bit 5
RES
Bit 4
TST4
Bit 3
TST3
Bit 2
TST2
Bit 1
TST1
Bit 0
(LSb)
TST0
Default
Value
0Eh
7.2.38 Registers 8Dh: SMSC Test Register
Register
Address
8Dh
Read/
Write
R/W
Register Name
SMSC Test Register
Bit 7
(MSb)
RES
Bit 6
RES
Bit 5
RES
Bit 4
TST4
Bit 3
TST3
Bit 2
TST2
Bit 1
TST1
Bit 0
(LSb)
TST0
Default
Value
0Eh
7.2.39
This register becomes read only when the Lock bit is set. Any further attempts to write to this register
shall have no effect.
This register must not be written. Writing this register may produce unexpected results.
Registers 8Eh: SMSC Test Register
Register Read/
Address Write
8Eh
R
SMSC EMC6D102
Register Name
SMSC Test Register
Bit 7
(MSb)
TST7
Bit 6
TST6
Bit 5
TST5
Bit 4
TST4
Bit 3
TST3
Bit 2
TST2
Bit 1
TST1
Bit 0
(LSb)
TST0
Default
Value
N/A
73
DATASHEET
Revision 0.4 (04-05-05)