Texas Instruments XTAG The xTag is a development tool for TIs 2.4 GHz xTag BLE System-on-Chip User Manual
Texas Instruments Inc. The xTag is a development tool for TIs 2.4 GHz xTag BLE System-on-Chip Users Manual
Users Manual
January 2014
Model: xTAG
FCC ID: ZATxTAG
IC: 451H-xTAG
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CC2650 SensorTag Quick Start Guide
Opening the Box and Using the SensorTag
The SensorTag simplifies development of Bluetooth low energy sensor applications. It allows app developers to quickly and easy write smart phone apps for
Bluetooth low energy accessories without any embedded hardware or software development.
www.ti.com/sensortag
1. Kit Contents
• 1 x CC2650 SensorTag with enclosure
• 1 x CR2032 Battery
• Quick Start Guide
The RF board in this kit is FCC and IC certified
and tested/complies with ETSI/R&TTE over
temperature from 0 to +35°C
1
. The RF board has
an integrated PCB antenna.
FCC/IC Regulatory Compliance
FCC Part 15 Class A Compliant
IC ICES-003 Class A Compliant
Caution! Dispose the battery properly
and keep out of reach of children. If
swallowed, contact a physician
immediately.
2. Assembly of the SensorTag
Insert the battery
2
in the battery connector and
place the printed circuit board in the black plastic
cover with the battery facing down.
Note that when inserting the battery for the first
time, the PCB contact point surface may have a
thin layer of solder residue that can prevent
contact with the battery. Remove and insert the
battery a few times to power the SensorTag.
Caution! The kit contains ESD sensitive
components. Handle with care to prevent
permanent damage.
Add the transparent plastic cover to close the
inner hard plastic pieces. Complete the assembly
of the SensorTag by adding the red plastic cover.
3. Sensors
The SensorTag is fitted with several sensors and
all sensors are chosen to be small, energy
efficient and low cost surface mount devices. The
main communication interface with the sensors
are two separate I2C interface, one for the low
power sensors and one for high power sensors
(accelerometer/gyroscope). To minimize total
current consumption all sensors are by default
disabled and they are in sleep mode between
measurements. Each sensor can be enabled and
read individually. The SensorTag includes the
following sensors:
• IR Temperature Sensor (TMP006) from
Texas Instruments,
http://www.ti.com/product/tmp006
• Ambient Light Sensor (OPT3001) from
Texas Instruments
• Humidity Sensor (SHT21) from Sensirion,
• http://www.sensirion.com/en/products/humidi
ty-temperature/humidity-sensor-sht21/
• Pressure Sensor (BMP280) from Bosch,
• Accelerometer/Gyroscope (MPU-6500) from
Invensense,
• Reed Switch (MK24) from Meder
• Microphone (SPH0641) from Knowles
• Buzzer (HCS0503A) from Changzhou
Tianyin Electrical Appliance Co.
4. Downloading the SensorTag
app
The SensorTag can communicate with any
Bluetooth 4.0 enabled devices, for instance a
smart phone or a tablet.
The Bluetooth SensorTag app is supported for
both Bluetooth 4.0 enabled iOS devices and
Bluetooth 4.0 supported Android devices running
Android 4.3.
Download the TI Bluetooth iOS SensorTag app
from Apple’s App Store:
Or search for SensorTag on App Store.
Download the TI Bluetooth Android SensorTag
app from http://www.ti.com/tool/sensortag-sw:
5. Connecting to a Bluetooth 4.0
enabled device
For a Bluetooth 4.0 device to communicate with
the SensorTag, Bluetooth needs to be turned on
and the SensorTag needs to be advertising. The
SensorTag can enable and disable advertising
by pushing the power button (see picture above).
When the SensorTag is advertising the red LED
will blink.
Start the TI Bluetooth SensorTag app. When the
app is launched it will search for all Bluetooth low
energy devices in the area. Enable advertising by
clicking on the power button. The SensorTag
icon should appear indicating a successful
connection.
If no Bluetooth 4.0 devices are detected by the
SensorTag within 2 minutes, advertising will stop
and the SensorTag will go back to sleep. To re-
activate advertising and turning on the
SensorTag press the power button once more.
1
Operating temperature for CC2650 is -40° to 85°C
2
Maximum input voltage is 3.6V
Action
Button
Power
Button
LED
6. Use the SensorTag app
The TI Bluetooth SensorTag app allows you to
create your “own” app by selecting the different
sensors you want to use.
When connected to the SensorTag click on the
SensorTag tab to see readings from the sensors.
Turn on and off the sensors by selecting
‘Profiles’ in the bottom, left corner on iOS or
click on ‘Services’ on Android. In the Profiles
section on iOS it is possible to adjust the sensor
data collection interval by moving the sliding
bars, and select which axis to display for the
multi-axis sensors. When you click ‘Back’ the TI
Bluetooth SensorTag app will display the
selected sensor data with the selected data
interval.
Enable sensor information data by clicking the
different sensors, this will also allow for a graph
view of the sensor readings. The data collected
in the graph view can then be sent to an e-mail
address by clicking on the icon in the bottom left
corner.
7. Using the app as an attribute
and service explorer
You can use the Bluetooth SensorTag iOS
app to
read the services and attributes of any Bluetooth
low energy enabled device.
Connect the Bluetooth low energy
device, and
make sure that the Bluetooth low energy
device is
advertising prior to connecting.
When
the device is seen in the available device
list select ‘Advanced Mode’ in the bottom left
corner. In advanced mode an RSSI indicator is
available and by clicking
on the device it will
connect to the iOS device. If you then click and
hold on the device name you will be able to;
Show Profiles, Show Services & Characteristics,
Show Advertisement data or disconnect.
Select Show Services & Characteristics to view
the services and characteristics of the Bluetooth
low energy device.
When Show Services & Characteristics is
selected, click on the arrow next to the different
services to see the associated characteristics.
For Android an attribute and service discovery
explorer is provided as an standalone app, which
can be downloaded at Google Play.
8. Using the SensorTag with the
BLE Device Monitor for
Windows
Download and install TI’s BLE Device Monitor
from: www.ti.com/sensortag. Please note that
you also need a CC2540 USB dongle to use the
BLE Device monitor.
The BLE Device Monitor allows you to discover,
read and alter attributes on any BLE device.
More detailed information about the BLE Device
Monitor can be found at:
www.ti.com/sensortag
Note that BLE Device Monitor is currently only
supported on Windows 7/XP.
9. Supported platforms
To use the SensorTag a Bluetooth 4.0 device is
required and the API of the device must support
the Bluetooth low energy API. Currently the
following devices are supported:
• Android devices (supporting Bluetooth 4.0)
running Android 4.3 or newer.
• iPhone 4S or newer
• iPad (3) or newer and iPad mini
• iPod Touch (5
th
generation)
• MacBook Air ( 2011 model and newer)
• MacBook Pro (2012 model and newer)
• Windows 7/XP PC with CC2540 USB
dongle connected using BLE Device Monitor.
Part of TI BLE stack v1.30 and newer.
10. Next steps
1. Learn more about the SensorTag
and the BLE
Device Monitor at:
www.ti.com/sensortag
2. Meet other Bluetooth low energy
developers
and get technical support at:
http://e2e.ti.com/support/low_power_rf/f/538.aspx
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WARNINGS, RESTRICTIONS AND DISCLAIMERS
For Feasibility Evaluation Only, in Laboratory/Development Environments. Unless otherwise indicated, this EVM is not a finished
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