EVB-EMC2102 SMSC, EVB-EMC2102 Datasheet - Page 10

• Manufacturer Part Number: EVB-EMC2102
• Description: MCU, MPU & DSP Development Tools Evaluation Board
• Manufacturer: SMSC

Specifications of EVB-EMC2102

• Processor To Be Evaluated: EMC2102
• Interface Type: USB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Revision 1.1 (12-13-06)
3.10
3.11
Test Points
Other Sensor Features
The EVB-EMC2102 provides 16 test points for users to evaluate the EMC2102’s features and
performances, as listed in
Other features such as Beta Compensation, Conversion Rate, Fault Queue and RPM Based Fan
Control Algorithm can be controlled with EMC2102 registers. See the EMC2102 datasheet Chapter 6,
Register Set, for more details.
TP1 - TP4
TP5, TP6
TP10
TP11
TP12
TP13
TP14
TP15
TP16
TP #
2. The fan will start per JP3’s setting after power-up. If four (4) seconds elapse without the system host
3. The thermistor function should not be used for EMC2102 Revision A device due to a known issue on
4. See Warning on
TP7
TP8
TP9
programming the device after power-up, the Watchdog Timer in the EMC2102 will override the JP3’s
setting and set the device fan driver to full scale drive. Please the EMC2102 datasheet section 5.4,
Watchdog Timer, for more details about the watchdog timer and how to disable it.
the device. This issue will be fixed in the future release of the device.
page
Table
DESCRIPTION
THERMTRIP#
SYS_SHDN#
POWER_OK
FAN_DRIVE
FAN_TACH
VDD-5VA
RESET#
ALERT#
CLK_IN
+ 3.3 V
7.
+ 5 V
GND
3.4.
Table 3.4 Test Points
10
Ground
+3.3V power (from USB Bridge IC C8051F320)
+5V power (from USB cable or ext. power source)
32.768 kHz clock
Fan drive signal
EMC2102 Input from the tachometer of the fan
EMC2102 interrupt (active low)
Reset output from EMC2102
Critical system shutdown output from EMC2102
Critical temperature limit signal from the CPU or chipset
Power good signal
EMC2102 +5V power
CONNECTION
EVB-EMC2102 User Manual
SMSC EMC2102