SMSC EMC2102 Computer Hardware User Manual


 
Fan Speed Control with the EMC2102 Device
SMSC EMC2102
USER MANUAL Revision 0.2 (09-17-07)
15
5.2.4 Register Change Summary
Table 5.1, "Register Change Summary for Experiment 2" lists all register value changes from the
default cmf load to accomplish the tests.
Figure 5.10 Effects of Loading
Table 5.1 Register Change Summary for Experiment 2
REGISTER
NAME ADDRESS
DEFAULT
VALUE
NEW
VALUE COMMENT
Fan
Configuration
52h 4Bh
(0100 1011b)
CBh
(1100 1011b)
Enables the RPM based closed-loop fan
control Algorithm
Fan was covered
The cover was removed