Serial Port Profile (SPP) defines how to set up virtual serial ports and connect two Bluetooth enabled devices
Serial Port Profile (SPP) is a Bluetooth mode where the connected devices communicate via virtual serial ports.
Questions tagged [spp]
130 questions
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Wait for Bluetooth enabled
I have an app used for Bluetooth control of an embedded system using the SPP protocol that has worked fine until Marshmallow. If Bluetooth is enabled when I start the app everything is good. I use startActivityForResult() to prompt the user to…
john8791
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Why cant I connect to the hands free service on my device?
I have my gear s2 watch (tizen 2.3.2) connected to my samsung galaxy s3 (android 4.3) over bluetooth using Tizen Bluetooth API. Using the MAC address of the phone, I am able to "discover" 16 different UUIDs, including…
AJBUCH
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Configuring a zebra scanner via spp
I'm writing an android app, that scans barcodes with a zebra rs6000 scanner connected via bluetooth (spp). So far is everything OK, it works.
Now I'm wondering if it's possible to send feedback to the user like different beep-sounds and/or LED…
uc_icu
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Bluetooth communication using serialports and windows 10 (spp1.1)
I have a problem with bluetooth connection between windows 10 and external device wherein manufacturer (lets say that CompanyX) use Serial Port Profile 1.1. Only what i get from CompanyX is documentation about communication using virtual serial…
oExito
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Bluetooth SPP: Bluetooth SPP Pro (Android) vs. Microchip SmartData (iOS)
All,
I am attempting to communicate, over an SPP profile, with an RN4678 Bluetooth chip connected to a microcontroller.
I never have a problem with the Android app. I can always pair (if not paired), connect, send messages to the chip, and…
vpappano
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Data lost while reading on Bluetooth rfcomm device
I have a Bluetooth device which is connected to Android smartphone over Bluetooth SPP profile.
Once connection is successful, device opens the rfcomm device
handle = open("/dev/rfcomm0", O_RDWR | O_NOCTTY | O_SYNC);
After successful connection…
Daemon
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Android SPP Bluetooth: Implement a Background connection attempt
I would like to minimize the need for user involvement in working with SPP medical devices. The user should only have to pair the device and then connections happen automatically when the device becomes connectable. HDP classic devices are like this…
Brian Reinhold
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Can Android and iPhone communicate over bluetooth SPP profile?
Android and iPhone communicate over bluetooth SPP profile ? Can huge data communication possible ? Can't use BLE.
AdiAtAnd
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Android Bluetooth do not connect
I am creating an application that connects via bluetooth to a custom hardware device that uses the SPP protocol. The problem is that I can't connect with the device. Before testing it I tried:
connect with my application to another phone that write…
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How to get received bytes via bluetooth in hexadecimal?
I'm trying to receive data via bt on android device. When I'm sending bytes from terminal (for example 0x10 0x20 0x30 0x40) I don't get any response (the Toast does not pop-up). I wan't to get data in hexadecimal, not as a string. Here is the code…
Juras
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How to display received data bytes via Bluetooth properly?
I have a problem with receiving data via BT, sent from SPP BT module. When I'm sending bytes from terminal i got non-sense characters - for example "[B@420e98d8". There is a part of the code from handler responsible for data receive:
…
Juras
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IOS bluetooth serial connection to a remote PC/MAC
I have read about several questions about similar issue. But most of them are related with 3rd party bluetooth device connections. What I need is, to establish a bluetooth serial connection between IOS and a server applet which is waiting for a…
icould
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How to connect hardware device to an Iphone application over Bluetooth
I have a hardware device which would communicate with a third party application on Android and IOS over Bluetooth to send to and fro data.
With Android I am able to achieve this, however in case of IOS I don't have any information.
Till now the…
Daemon
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How to develop app for iOS that communicate with devices that support Serial Port Profile via classic Bluetooth
I want to develop app for iOS that communicate with devices that support Serial Port Profile via classic Bluetooth. But I cannot find documents for SPP.
I know, a few things about that. If a vender X sells the some hardware that support SPP, then I…
user2129103
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read() complete data on SPP using thread
I have a third party Android application which connects to my target using Bluetooth SPP.
Application sends JSON data, but number of data bytes sent are not known, also data received at my target is inconsistent (sometimes in chunks), there are no…
Daemon
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