Internet of Things Stack Exchange
Internet of Things Stack Exchange

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Is it possible to control the eq settings of the Kalimba DSP by a Bluetooth (Android) App?

We use the CSRA64215 to stream audio by Bluetooth to our audio hardware. Now this chip has a Kalimba DSP integrated. Is it possible to control the DSP's EQ settings by Bluetooth for example via AVRCP or similar? We would like to create an android…
Thomas Sommer
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Can I upload code to NodeMCU without using micro USB?

Is there any way for me to upload code to NodeMCU without using micro USB? I tried to connect RX TX (NodeMcu) along with TX RX (Arduino) but it failed.
fady malak
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My thing connected to AWS IoT but it does not publish messages

This question is related to this one after you helped me to fix my mistake I have connected to Eclipse broker, it worked just fine, connection and publishing, then I switched to AWS IoT broker with this code #!/user/bin/python3 import…
Balsam Qassem
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Port Forwarding for non IP IoT devices

A smart home contains both IP and non-IP devices (figure). My questions are: Does a smart hub have an IP address ? To access IoT devices from the outside, is the port forwarding only for IP devices (IP camera in the figure) ? Do other non IP…
BiG_TooTh
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Where can I buy "all-in-one" sensors?

I am looking for all-in-one sensors that I can buy off the shelf. All-In-One means that they should have BLE and Battery in the device itself! I would be looking for Temperature, Humidity & Proximity sensors. I only found these from what seems to be…
HideAndSeek
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Lyric T5 does not respond to commands via Apple Homekit

I have a friend who has a Lyric T5 Wi-Fi thermostat which he was controlling from his iPhone via Apple Homekit. Recently, all commands from his phone stopped reaching his device, demonstrating that they were no longer connecting to each other. Why…
anonymous2
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How to specify Gateway in Contiki Cooja?

I want to simulate simple smart home iot communication with gateway in cooja. It means that some sensor nodes communicate with a client(e.g. mobile phone) via gateway. As shown in the picture. But I don't know how to specify the gateway. Is the…
Maryam Javadi
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Can I use a US or UK SmartThings hub in Australia?

In Australia, the SmartThings hub isn't currently on the market: Not yet released in Australia, Samsung’s SmartThings platform promises loads of great home automation. If I have some products in mind that use ZigBee and Z-Wave and want to benefit…
Aurora0001
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Why is my Logitech Harmony turning off my devices in parallel?

I have a projector (JVC x5500) which is stupid. It blocks remote control input for several seconds when the HDMI signal changes. So I need the AVR and HTPC to turn off after the projector. There for I have put it first in the list But my Harmony…
Anders
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Looking for device with following capabilities

I'm looking for a device that has the following capabilities: min 50 Hz 3-axis accelerometer and 3-axis gyroscope bluetooth wifi programmable at least 1 Gb storage decent (rechargeable) battery (should be able to stream at least 20 hours of…
fbence
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Can smart hubs such as Samsung SmartThings produce audio?

I'm looking at some ZigBee smart hubs but once you have one how can you add audio to them? So if a pit goes off at night it makes a sound? Or if a fire alarm is triggered? The smart hubs I've been considering are: The Wink Hub Samsung…
mark hosken
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Alexa nodejs accessing url from Amazon Lamdba

I've created a simple skill for Alexa based on this example: https://github.com/alexa/skill-sample-nodejs-fact/blob/en-US/lambda/custom/index.js Now, I'd like the script to log something on a different server when GetNewFactIntent is called. This is…
Przemyslaw Jarzynski
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Motion sensor to monitor the movement of people

I'm about to start an investigation about people movement after a surgery (walk basically). I would like to know where should I start to look for movement sensors (pedometer/accelerometer). This sensor basically has to be installed on the patient…
Lechucico
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Smartthings Hub Keeps Losing track of Deadbolt Status

I have a Schlage Z-Wave deadbolt paired to my v2 Smartthings hub. Recently the lock has been blowing through batteries and it will often show the lock as unavailable even though the lock touchpad works. I also have noticed that the hub is pinging…
salisboss
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Is it okay to use the 4 pin USB TTL cable instead of the recommended 6 pin USB TTL cable for Intel Galileo?

I have only the 4 pin USB TTL cable which has the Rx, Tx, Vcc and GND pins. The 6 pin includes the CTS and RTS pins also, and is specified for use with Intel Galileo board. My question is if I can still use it for normal serial data communications…
nj2237
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