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!Bluetooth!FBC-1701!User!Guide!
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2! ©!ISO!####!–!All!rights!reserved!
FCC!Compliance!statement!
Federal!Communication!Commission!Interference!Statement!
This! equipment! has! been! tested! and! found! to! comply! with! the! limits! for! a! Class! B! digital! device,!
pursuant!to!Part!15!of!the!FCC!Rules.!These!limits!are!designed!to!provide!reasonable!protection!against!
harmful!interference!in!a!residential! installation.! This!equipment!generates,! uses!and!can!radiate!radio!
frequency!energy!and,!if!not!installed!an d !used!in !accordance!with!the! instructions,! may!cause!harmful!
interference!to!radio! c o m munications.!However,!there! is ! no!guarantee! that!interference!will!not! o c cu r!
in! particula r! installation.! I f! this! equipment! does! c a u se ! harmful! int er fer en c e! to! radio! or! television!
reception,!which!can!be!determined!by!turning!the!equipment!off!and!on,!the!user!is!encouraged!to!try!
to!correct!the!interference!by!one!of!the!following!m easu res:!
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-Reorient!or!relocate!the!receiving!antenna.!
-Increase!the!separation!betwee n!th e!eq uip m en t!an d!rec eive r.!
-Connect! the! equipment! into! an! outlet! on! a! circuit! different! from! that! to! w hich! the! receiver! is!!!!!!
connected.!
-Consult!the!dealer!or!an!experienced!radio/TV!technician!for!help.!
FCC! Caution:! Any! changes! or! modific a tio n s! not! expressly! approved! by! th e! party! responsible! for!
compliance!could!void!the!user's!authority!to!operate!this!equipment.!!
This!device!complies!with!Part!15!of!the!FCC!Rules.!Operation!is!subject!to!the!following!two!conditions:!
(1)!This! device! may! not! cause! h arm ful! interference,! an d! (2)!this! device! must! accept! any! interference!
received,!including!interference!that!may!cause!undesired!operation.!
IMPORTANT!NOT E :!!
FCC! Radiation! Exposure! Statement:! This! device! has! been! evaluated! or! RF! exposure! for! Human! in!
reference!to!ANSI!C95.1!!
(American!N ation al!Standards!Institu te)!limits.!The!evaluation!was!based!on!ANSI!C95.1.!At!least!28cm!
(11.02”)!of!separation!distance!between!this!device!and!the!user’s!bo dy!m us t!be!m aintain ed!at!all!time s.!!
Any!changes!or!modification!to!the!product!not!approved!by!FCL!Tech!could!void!the!user’s!authority!to!
operate!this!device.!
This! Bluetooth! m odule! has! been! certified! as! modular! device,! and! if! conditions! described! on! FCC!
certificate! is! met,! further! transmitter! test! will! not! be! required.! However,! the! integrator! is! still!
responsible!for!testing!their!end-product!for!any!additional!compliance!requirements!required!with!this!
module!installed.!!
This!Bluetooth!module!must!be!operated!with!an antenna provided with this module (Antenna part
number: 95XKAA15,!Manufacturer :!WNC). The antenna characteristics directly affect the radiated
output power and ultimately its continued compliance with the regulations. No other antenna can be
used with this Bluetooth module.
If!conditions! cannot! be! met,!then!the!FCC! authorization! is! n o! longer!considered! valid! and! th e! FCC!ID!
cannot!be!used!on!the!final!produ ct.! In! these! circumstances,! the!integrator!will!be!responsible!for! re evaluating!the!product!(including!the!transmitter)!and!obtaining!a!separate!FCC!authorization.!!
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End!Product!Labelling!!
The!final!end!product!must!be!labelled!in!a!visible!area!with!the!following:!“Contains!FCC!approved!
module!FCC!ID:!2AK7S-FBC1701”.#
Manual! Information! to! the! End! User:! The! end! user! manual! shall! include! all! required! regulatory!
information/warnin g !as !show n!in!this!manual.!
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Contents!
1# Revision!History!.............................................................................................................................................!2#
2# Purpose!.............................................................................................................................................................!2#
3# Scope!..................................................................................................................................................................!2#
4# Equipment!Requirement!............................................................................................................................!2#
5# Equipment!Set!Up!..........................................................................................................................................!3#
5.1# Equipment!Set!Up!Using!EVT2.x!as!a!fixture!........................................................................................!3#
6# Bluetooth!ID!Advertisement!Enabled/Disabled!.................................................................................!3#
6.1# Bluetooth!Connection!..................................................................................................................................!4#
6.2# Serial!Communication!..................................................................................................................................!4#
6.2.1# Communicate!With!Terragraph!Digital!Board!via!serial!cable!......................................................!4#
6.2.2# Communicate!With!Terragraph!Digital!Board!Wirelessly!via!Bluetooth!...................................!4#
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1 Revision!History!
Date!
Name!
Description!
5/9/2017!
Hung!Phan!
Initial!release!
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2 Purpose!
This!document!provides!instructions!how!to!enable/disable!Bluetooth!and!establish!connection!!
3 Scope!
This!document!intended!for!internal!usage!in!Facebook!only.!
4 Equipment!Requirement!
• Terragraph!Digital!Board,!EVT2.x!!
• FBC-1701!Bluetooth!Device!
• PDA!Bluetooth!Enabled!Device!
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5 Equipment!Set!Up!
5.1 Equipment!Set!Up!Using!EVT2.x!as!a!fixture!
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Fig.!1:!Equipment!Set!Up!Using!EVT2.0!as!a!fixture!
6 Bluetooth!ID!Advertisement!Enabled/Disabled!
1. Establish!Ethernet!connection!between!EVT!and!test!PC.!!
2. Log!in!EVT!via!NIC!0!IP!Address!using!Ethernet!
3. Copy!the!script!“ble-cmd”!onto!EVT’s!directory!/data/root!
4. Follow!steps!as!shown!in!screen!shot!to!enable!or!disable!BT!ID!advertise!
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6.1 Bluetooth!Connection!
It! requires! a! Bluetooth! enabled! device,! iPhone! OR! Android! Phone! OR! MAC! Laptop! to! perform!
Bluetooth!connection.!
1. Download!the!app!called!“Bluefruit”!from!Apple!Store!onto!a!Bluetooth !en a ble d !smart!device.!!
2. Start!“Bluefruit”!app!on! sm art!device! and! perform!a!scan!for!Blu eto ot h! devices!nearby.!The!BT!
board!should!have!ID!name!as!“!dfu-Terragraph”.!!
3. Select!the!BT!ID!to!establish!Bluetooth!connection.!Once!it! connected!the!blue!LED !on!BT! board!
should!be!lit!on!which!indicates!the!Bluetooth!radio!is!functional!correctly.!
6.2 Serial!Communication!
The!Bluetooth!board! allows!user!to! communicate! w ith!Terragraph!Digital!Board!via!a! serial!cable!
OR!via!Bluetooth!wirelessly.!
6.2.1 Communicate!With!T erragraph!Digital!Board!via!serial!cable!
1. Plug!BT!board!onto!console!port!on!a!terragraph!digital!board!
2. Connect!a!mini!USB!Serial!Cable!between!BT!board!and!laptop!
3. On!laptop!open!a!terminal!which!corresponding!to!COM!port!numerated!for!BT!board.!
4. Apply!power!to!terragraph!digital!board!the!booting!up!diagnostics!data!should!stream!out!and!
shown!on!the!terminal.!If!no!diagnostics!data!show!up!on!terminal,!the!BT!board!could!be!bad.!
6.2.2 Communicate!With!T erragraph!Digital!Board!Wirelessly!via!Bluetooth!
1. DO!NOT!connect!the!USB!serial!cable!onto!BT!board!for!this!test.!
2. Follow!Section!6.3!above!to!establish!Bluetooth!connection!!
3. Select!UART! tab!on!“Bluefruit”!App,!from! here! user! can!use!log! in!terragraph!digital! b o ar d! and!
send!commands!to!communicate.!
6.2.2.1 BT!Modes!Test!
The!Bluetooth!board! has! two! operational! modes! that!are!Command!Mode!and!UART!Data!mode.!
The!UART!Data!mode!is!used! when! com m unicate!w ith!terragraph! digital!board.!In! Com mand!Mode!
user!can! send!command! to! change!parameters!of!the!Bluetooth.!The! current! firmware! supports! a!
few! commands! to! set! Bluetooth! parameters.! Follow! steps! be lo w ! to! use! Bluetooth! in! command!
mode.!
6.2.2.1.1 BT!Command!Mode!Test!
1. On!UART!screen!on!Bluefruit!enter! “+++”! and! press! “send”! to! toggle! between! CMD! Mode! and!
UART!Mode,!as!demonstrated!in!Fig.!4!
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Fig.!4:!UART!and!CMD!Modes!Toggle!
2. While!in! CMD!Mode!user! can!make! change! to! certa in! pa rameters!of! the! B lue tooth ! board! with!
follow!commands:!
- “at+!gapdevname!=!new!ID”!(Use!this!command!to!change!Bluetooth!ID)!
- ““atevtreset”!(This!command!resets!EVT,!Terragraph!system)!
6.2.2.1.2 BT!UART!Mode!Test!
1. While!in!UART!Mode!user!can!communicate!with!Terragraph!EVT!through!console!port.!!
2. Log! in! EVT!using!username!“root”! and!password! “facebook”,! and!issue!com mand! “lspci”.!If!the!
response!is!as!shown!in!screen!below,!the!UART!Mode!test!is!passed!
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