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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.

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Increase speed on RN-41 bluetooth SPP?

I'm using RN-41-APLX bluetooth evaluation board (based on RN-41-APL, very similar to RN-41 but also supports Apple devices) as a member of MFi. I was able to establish connection and transfer some data to and from dev board with out-of-the-box…
timur
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Converting Bluetooth SPP commands into HDP ones

I'm developing an app for android that retrives the data from an oximeter (the model is this) using the HDP profile that API14 provide. I'm able to retrive the data and convert it into a human readable format, thanks to a post I've read on this…
fabiosassu
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How To start serial port service on Android

I am trying to make a simple android application that connects to a PC via Blue-tooth and continually monitors characters sent to it from the PC. But it has to use the serial port profile(SPP) because the PC has to send the characters via virtual…
user2282752
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Is ACTION_CONNECTION_STATE_CHANGED broadcasted on changes to Bluetooth RFCOMM / SPP connections?

Is ACTION_CONNECTION_STATE_CHANGED broadcasted on changes to RFCOMM / SPP connections? Or is it only broadcast on changes to the 'other profiles' (A2DP etc.) I'm trying to avoid having to manage the state of an RFCOMM connection if it's state is…
Grit
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Bluetooth spp sniffer

I'm looking for a tool, preferably in Windows, that will allow me to see the byte streams going in and out from the Bluetooth device through SPP. This would be similar to Serial port monitors available for COM and LPT ports.
alexb
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How to integrate SPP profile in Android Application?

I am trying to develop an application which communicates with an embedded device that is working on spp profile. The current app that I have written makes the mobile device discoverable but when I select the pairing option on the embedded device, it…
user1787959
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Android Bluetooth SPP with Galaxy S3

I'm trying to establish a bluetooth connexion between a Samsung Galaxy S3 running with Android 4.0.3 and a RN 42 Bluetooth Chip, here is the model : I used lot's of different codes for setting up a bluetooth serial communication, and all of them…
user1622445
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Unable to connect BlackBerry phone with Bluetooth SPP device

I am trying to connect to a bluetooth device from the blackberry 9900 phone using the following code; public final class AppMainScreen extends MainScreen { private BluetoothspInfo[] spInfo; private StreamConnection bConn; private…
Greenhorn
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Which Android versions support SPP class 0x00?

I was wondering which Android OS versions support the Bluetooth SPP. I know the problem can be solved using certain apps like "https://play.google.com/store/apps/details?id=info.zornsoftware.bluetoothclasszero&hl=pl". Nevertheless I'd like to know…
luki
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Android app can't read data from bluetooth SPP/UART microcontroller

Problem Description: The android app communicates with the peer microcontroller through Bluetooth, The data of the single chip microcomputer comes from the serial port, and then sends it to the android app through Bluetooth SPP, ps: this single chip…
PETRER
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Creating Bluetooth Serial Ports on RTL8822bu chip Linux

Good day. The question is: There is an ARM device based on Cortex A9. There is a built-in Wi-Fi / Bluetooth module based on the RTL 8822bu chip, which is integrated into the device. The bluetooth driver for the chip is installed. Stack Blues 5.65…
Evgeniy
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Using serial ports over bluetooth with micro bit

I have correctly got a microbit working with serial communication via COM port USB. My aim is to use COM over bluetooth to do the same. Steps I have taken: (on windows 10) bluetooth settings -> more bluetooth settings -> COM ports -> add ->…
Joe Moore
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Android Slow Bluetooth RFCOMM Transfer Rate with RN4678

We are experimenting with a bunch of new tablets, and every one we tried is having issues with slow transfer rates with the RN4678 board. We currently use the Lenovo M10 FHD Plus. We tried a few such as the Teclast M40S, Nokia T20, and Samsung…
Pink Jazz
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Data passing problem from a class to a activity

newbie to android ! basically i trying to make a proprietary app for my product which runs on BT SPP Protocol ! so i decided use https://github.com/akexorcist/BluetoothSPPLibrary a class which handles bt service for outgoing / incoming data from bt…
Pijush Manna
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How to add Serial Port Profile v1.2 in Bluez v5.5?

My OS is Yocto (2.4 rock). I checked to Bluez website, it supports spp(Serial Port Profile) v1.1. I need to update it to v1.2 for Bluetooth certification, how to implement it? By the way, both WIN 10 and Android Q support spp v1.2. If you have any…
zohanlin
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