ON Semiconductor SPS1M-EVK User Manual

Battery free wireless sensor handheld evaluation system

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SPS1M-EVK
SPS1M-EVK Battery Free
Wireless Sensor Handheld
Evaluation System

Introduction

This guide describes how to use the Handheld Evaluation
System to carry out sensor measurements using Magnus
technology. The system consists of the handheld reader,
charger, cradle, and sample sensor tags.
The reader is pre−loaded with application software which
reads sensor tags and reports results with a single button
click. If the reader sees more than one sensor tag, it will
measure the tag with the highest reported received power,
and ignore the others.
The cradle is used for connecting the reader to a PC. This
is generally only required for updating the software on the
reader; it is not necessary for normal use. The reader has a
power plug for charging without the cradle. To use the
cradle, plug in the USB cable and power cable to the back of
the cradle, and connect the USB cable to the PC. Insert the
reader vertically into the cradle and then rotate the reader
backward to lock it in place (Figure 1).
Figure 1. Connecting the Reader to the Cradle
When the reader is connected, Windows should
automatically install the driver necessary to communicate
with it, and the Windows Mobile Device Center will launch.
Access the reader memory by selecting "Connect without
setting up your device", and then "Browse the contents of
your device" under "File Management". See Figure 2.
© Semiconductor Components Industries, LLC, 2016
March, 2016 − Rev. 1
EVAL BOARD USER'S MANUAL
If Windows does not recognize the reader, install the
®
−S
driver software in the WinDriverInstall folder provided with
this Evaluation System.
Figure 2. Accessing Reader Memory through a PC
1
www.onsemi.com

Connection

Publication Order Number:
EVBUM2324/D

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Summary of Contents for ON Semiconductor SPS1M-EVK

  • Page 1 SPS1M-EVK SPS1M-EVK Battery Free Wireless Sensor Handheld Evaluation System www.onsemi.com EVAL BOARD USER’S MANUAL Introduction This guide describes how to use the Handheld Evaluation If Windows does not recognize the reader, install the ® System to carry out sensor measurements using Magnus −S...
  • Page 2 SPS1M−EVK Launching Sensor Software To launch the handheld Sensor software, double−click the “My Device” icon on the Desktop. Then double−click “Flash”, then the “Sensor_xxxxx” folder, and finally the “Sensor” icon as shown in Figure 3. Figure 3. Launching the Sensor Software At startup, the handheld screen looks like the screenshot in Figure 4.
  • Page 3 SPS1M−EVK AutoPw RSSI: Sets the minimum and maximum Trip Color: If the Sensor Code result is below the ♦ ♦ target values for the AutoPower feature. See trip value defined in the Setup screen, the result will Section 2.6. displayed with this background color. Max Power: Sets the maximum power level the unit Trip Phrase: If the Sensor Code result is below the ♦...
  • Page 4 SPS1M−EVK sensor tag is receiving enough power to cause distortion. The power should not be turned down too low, however, or reads could become unreliable. The AutoPower function addresses this issue, and it is recommended that AutoPower be turned on for sensor and temperature measurements. The AutoPower function measures the power received by the sensor tag by reading the On−...
  • Page 5 SPS1M−EVK Read Counts An individual measurement consists of multiple Sensor or Temperature Code reads. Taking multiple readings corrects for channel-frequency dependence in the Sensor Code and reduces random noise in the sensor and temperature measurements. It is possible for some of the reads in a measurement to fail.
  • Page 6 SPS1M−EVK Temperature Measurements Sensor Code. AutoPower mode will be selected by default. Temperature can be read from the Magnus−S3−based The presence of moisture on the interdigitated capacitor of sensor tag. Set the Display value in the Setup screen to the tag will change the Sensor Code reading. Generally, Temperature.
  • Page 7 LIMITATIONS OF LIABILITY: ON Semiconductor shall not be liable for any special, consequential, incidental, indirect or punitive damages, including, but not limited to the costs of requalification, delay, loss of profits or goodwill, arising out of or in connection with the board, even if ON Semiconductor is advised of the possibility of such damages. In no event shall ON Semiconductor’s aggregate liability from any obligation arising out of or in connection with the board, under any theory of liability, exceed the purchase price paid for the board, if any.

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