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Questions tagged [spp]

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.

135 questions
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8 answers

Is Serial Port Profile (SPP) supported on iOS 7 over Bluetooth Low Energy (v4.0)?

Can I use Serial Port Profile (SPP) to communicate with iOS devices over Bluetooth Low Energy (v4.0) without the need for MFi Chip?
user2548414
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2 answers

SPP profile bluetooth iOS

does anyone got a sample code of SPP communication ( serial over bluetooth ) for iOS ? I'd need to communicate between my microchip pic and an iphone or iPod. I know I need a approved apple bluetooth rs232<->BT dongle and I have some with a MFi…
Cedric
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1 answer

How to make a Bluetooth SPP connection process more reliable?

We are about to release the new version of our software, and for the version afterward, our goal is to make the connection process for our Bluetooth SPP connections more reliable. We use the RN42 module in our products, and currently, at times it…
Pink Jazz
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11
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2 answers

Connecting a Laser Distance Measurer (Bosch Disto GLM 50 C) with Smartphone (Android Studio)

I got stuck at a special problem (I think). For a study project I have to make an Android application that can connect to a Laser Distance Measurer (Bosch GLM 50 C Distometer). So far I went through countless tutorials and hints here at…
Arastat
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1 answer

Android 4.0 & 4.1 Bluetooth issues. Detect broken comms & dropping pairing

Hey All, I understand that Android's bluetooth stack(bluez) was replaced on 4.2. Even though they might have fixed a lot of the previous issues, due to a need to support older versions, i still need to battle with them. I would appreciate…
ehanoc
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1 answer

Check that the SPP UUID 00001101-0000-1000-8000-00805F9B34FB exists on server

I'm using Windows 7 PC as Server. Code: public class PCSPPServer { //start server private void startServer() throws IOException{ //Create a UUID for SPP UUID uuid = new UUID("1101", true); //Create the servicve url …
csharpbd
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4 answers

android bluetooth connection fails after 489 successful connections

unfortunately, I have some problems with android's bluetooth. For my test environment I use a Nexus 4 with Android 4.4.2. I have a Java Application on my PC, which uses bluecove in order to make a SPP connection as client. The programme is looking…
user3073364
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3 answers

Can a bluetooth or wifi stream (spp) ever miss bytes or have corrupted ones?

Something is troubling me for years. I work with a lot of bluetooth and lately wifi streams (spp). Those streams always connect to specific devices and communication happens via simple byte commands. Some of the devices (their microcontrollers) i…
NikkyD
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1 answer

Setting up a pc bluetooth server for android

Possible Duplicate: Service discovery failed exception using Bluetooth on Android Alright, I've been reading a lot of topics the past two or three days and nothing seems to have asked this. I am writing a PC side server for my andriod device,…
Del
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1 answer

Bluetooth Android RFCOMM / SPP error handling suggestions

I am planning a communication protocol to be used between an Android device and a custom sensor that would use a commercial Bluetooth module. I would use the SPP profile that is said to "provide a simple reliable data stream to the user, similar to…
jabal
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1 answer

How to view Android bluetooth logs with btsnoop_hci.log?

I enabled developer options and bt snoop hci log to try and troubleshoot why the connection between my app and Bluetooth SPP device disconnects randomly. I took the bug report and emailed it to myself, and then opened the btsnoop_hci.log file using…
policenauts
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2 answers

Bluetooth Serial Port Communication (SPP)

We are working on an application that will use SPP (Serial Port Profile) over Bluetooth and the developers are debating using some type of protocol and packet delivery, versus just streaming the data without any form of ACK, sequence, or size…
BravoZulu1
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Use HFP and SPP with HC-05

Is it possible to use the HC-05 Bluetooth Module as Handsfree Device with an Android Device? At the moment we use the HC-05 in SPP Mode to transfer data, but we also want to handle incoming calls and start calling. And maybe other handsfree…
becojo
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1 answer

Cannot create a Bluetooth SPP connection on MacOS Monterey

Since upgrading to macOS Monterey, we have been unable to create a Bluetooth SPP connection to any hardware device. The SPP service does not appear to be supported. When listing the services for the device, the SPP service is not listed at all, as…
h4bit
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3 answers

Bluetooth SPP module SPP-C SPP-CA BK3211 chip - entering AT mode?

I have Bluetooth SPP module SPP-C / SPP-CA , it is cheap module that should work the same way as well known HC-06 / HC-05 modules. I have got one problem, everything works, module is communicating over serial interface pairing etc... but i can not…
Mirosław Drdzeń
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