113 testthermoop, 113testthermoop, Testthermoop – Artesyn MOTLoad Firmware Package User's Manual (February 2015) User Manual

Page 205: Motload commands

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MOTLoad Commands

MOTLoad Firmware Package User’s Manual (6806800C24D)

205

3.1.113 testThermoOp

Name

testThermoOp— verifies actual operation of the thermostatic portion of the temperature
sensor. The test checks for the generation of an interrupt by the temperature sensor when the
board under the test’s temperature exceeds a thermal limit. This test must be run under
conditions of changing board temperatures. (User prompts for necessary temperature
changes are provided.) A temperature increase of at least 2 degrees is required, followed by a
reduction to at least one degree less than the starting temperature. The amount of time
allowed for the temperature change is selected with a command line argument (3 minute
default). If a thermal limit interrupt occurs within the test time, and if subsequently, after
temperature reduction, the thermal limit interrupt is negated, the test passes. All other
conditions report a failure.

Note: This test can only be run if the board is kept between 0 and 70 degrees Celsius. Outside
that range, writes to the non-volatile memory of the ds1621 are not allowed, so the thermal
limits cannot be set, and the test fails.

Synopsis

testThermoOP -d [-t]

Parameters

-d Ps: Device name

-t Pd: Time in minutes to wait for interrupt to occur

(default = 3)

Example

The following example would be appropriate if the board temperature changes were expected
to occur within two minutes.

testThermoOp -d/dev/i2c0/thermo/90 -t2

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