Questions tagged [embedded-systems]

Systems that have some or all components embedded into the computing process instead of being separate — usually achieved with a single circuit board. Use this tag for questions about small, single-board devices.

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Motion Sensor for detecting approaching customers towards cashier

I have an application where I need to trigger an event when the customer approaches a cashier. This sensor has to be put behind the cashier. I cannot use a motion sensor as it will be detecting the ...
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Small RFIDs Emeetters/Readers

I need to design an embedded system using raspberry pi, it's basically a small box (of a width that's arround 25cm), which contains a certain number of slots. I need to place some transportables ...
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Communcation between NAZA-PMU V2 with stm32 via CAN-BUS

I have NAZA-PMU v2 and my goal is to read of the acceleration, orientation and gps data. I connected a CAN transceiver between stm32 NUCLEO-L476RG and NAZA-PMU v2 and I want to program my stm32 to ...
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I need to design RS232 to LIN bus converter. How should I design such kind of hardware?

I have been tasked with designing an RS232 to LIN converter. I don't know how to do it. So, please help me out.
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I need to connect CAN bus directly with the LCD display module without using Arduino or any other Microcontroller. What should I do?

I need to display CAN bus messages directly in LCD display module without using Arduino or any other Microcontroller. Please help me out.
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Need a somewhat broad rf antenna to detect cellphone rf

If I were trying to detect cellphones by detecting their rf communication with cell towers I would need an antenna and an rf detector which connects to the antenna. Cell phones operate at a variety of ...
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18 views

What is the best choice for car speedometer? [closed]

For a while, I am wondering to develop a car speedometer screen. There are so many free open source choices (Qt sample, raspberry Pi, etc ). All these free solutions are based on a CPU and operating ...
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31 views

Robust Industrial Camera sought which is small enough to fit

For our project, we need to buy a robust industrial cabled camera (ethernet or usb) that is waterproof and has good shock resistance (up to ~50 g force), and has M-connectors (for protection). Also, ...
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43 views

Recommendation for small, low-cost, low-energy, fanless, 80686 or x86-64 computer with at least 3 SATA ports using normal connectors instead of mSATA

Per the post subject, is there an x86 computer like this that I can still buy or otherwise acquire in 2019? Used or refurbished is OK as long as it is still reliable. I want a low-cost, low-energy, ...
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18 views

Is there a chip like h.264/mpeg-avc to compress video from USB 3.0 to USB 2.0?

I want to connect a USB 3.0 isochronous video transfer device to a USB 2.0 port. To meet the bandwidth specification ,I was wondering if any encoding chips are available to compress the video.
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System on Module with MIL-STD-202F

I looking for SOM hardware with: GPIOs I2C Serial COM Ethernet at least 1Ghz with 2 core's of processor at least 8G of RAM at least 8G of eMMC compliance with MIL-STD-202F (i don't really know others ...
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Looking for an industrial SoC with two camera interfaces

What (industrial) SoCs are capable of reading two CMOS image sensors in parallel, one two-lane MIPI CSI-2 and one either CSI or parallel With "industrial" I mean as well the temperature range (–20°C ...
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Need a recommendation on a microcontroller type

I am building a software stack on top of a Debian OS/kernel, which handles communication as well (BT and raw sockets). I am currently working with the Raspberry Pi (and BeagleBone), but I need a new ...
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What’s a good microprocessor/microcontroller and camera that has enough power and resolution for image processing videos of cars in a parking lot? [closed]

Basically I want to create a camera device that will monitor a parking lot and using image processing will be able to detect if the slots in the parking lot has a car or not. I already have a code in ...
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Looking for a microcontroller for embedded OS

I'm looking for an MCU with development board on which I can build a small embedded OS. I'm looking for something along these lines: At least single digit MBs of EEPROM or flash. About 1MB or so ...
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Hardware selection recommendations for a embedded like OpenCV project

I need to choose hardware for an OpenCV project that I am working on currently. Space is limited hence I cannot use a full blown computer. The project specs are listed below: Using two USB 3.0 high ...
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1answer
27 views

Cheapest x86 machine with remote power mgmt?

I am looking for a cheap x86 machine for learning OpenStack and other crap and I was wondering if such a system exists. The system should meet the following requirements: Under 100EUR including the ...
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Optical gas sensors for remote sensing vehicle emissions

Remote sensing of vehicle emissions consists of analyzing the emissions of a vehicle passing by using a light source and a light detector (generally in the IR and UV range) to check if the car is ...
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Is there any low cost development board available which supports VP9 encoder at 720p30fps?

Hi I am searching for development board, which cost less than 150$ and also supports VP9 encoding decoding at 720p30fps. Is there any development board available?
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looking for a singleboard computer for a wireless usb hub (low power consumption,ultra compact, multi-usb host)

I am looking for a very compact single board computer(SBC), that has at least two usb hosts, a low power consumption and ideally a thin form factor. I want to run to make a usb2.0 scientific camera ...
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Audio DSP that can capture and output on the ultrasonic range

I'm looking for a software programmable DSP embedded platform that is relatively cheap, and can be used for capturing and driving speakers at least on the 60-70 kHz frequency. Any suggestions?
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Embedded linux alternatives to Raspberry Pi: corruption-proof on power removal

I'm trying to make a toy for my son-in-law. It's a robot with a complex web/app interface, currently based on the Raspberry Pi. The RPi has everything I need (and more). With one exception: Because ...
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Sensible embedded board and SIM module to switch heating on and off in response to text messages

I would like remote on/off control for two heating zones and hot water. There are many more or less smart thermostats which can do this, however they require internet access. The trouble is my phone ...
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Recommendation for new public display

We use a "Samsung SyncMaster 320MXn-3" as a public display in our entrance hall. The Windows XP Embedded is outdated and we are looking for an alterntive. The only usage is: Some employees connect ...
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130 views

dev board with 3 or more mipi-csi

I'm looking for "NVIDIA Jetson TX1" module alternatives for 360 video capturing main requirements - 3 or more 4 line mipi-csi with ability to transfer 4k from each camera and sata or 10g ethernet phy ...
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Small computer with RS-232 and Ethernet

I am looking for a small computer (preferably with Linux, but as long as it can be programmed I am happy), that comes in a casing and has at least one RS-232 (9 pin D-SUB) connector and an ethernet ...
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51 views

Wearable platform with display

I am looking for a wrist-wearable development platform solution with the following specs: Some kind of a display that you can see in the dark as well as in bright sunlight. Hardware buttons (as ...
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Digital Sensors for Single Board Computers

I'm looking for some digital sensors, (temperature, pressure, lux, humidity), that I can run for a long distance, (80m). The onewire temperature DS18B20 sensor looks good, (https://www.adafruit.com/...
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1answer
55 views

hardware board to learn OS programming

I need a single board computer, on which I can easily learn bare-bone OS programming. In particular I need something like Raspberry PI, but: execution power must be circa about Raspberry Pi 3 must ...
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1answer
51 views

Embedded TV for displaying live graphs from server

I am looking to set up a system at work to replace our figures board that we hand write each week. I would like; 50 inch screen, At least 1080p resolution, USB and Ethernet connectivity, Video out (...
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Cheapest x86 machine?

I was looking for a cheap x86 machine for assembly development and other hackery and I was wondering if such a system exists. The system must meet the following requirements: Under $100 including ...
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1answer
54 views

I2C Bus Analyzer

I am looking for some hardware that analyzes the quality of I²C signals voltage data signal quality (quality of the rectangle) clock signal quality (quality of the rectangle) potentially other ...
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1answer
68 views

Minimal serial console

I have some embedded systems with RS-232 interfaces. But these days new computers with RS-232 interface seems quite rare, so I am wondering what alternatives might exist. I know there are RS-232 to ...
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Embedded System with PWM support

So I need a Raspberry Pi sized (can be smaller or a bit larger) embedded computer that can output PWM signal natively. The Raspberry Pi can output PWM signals, but only with a maximum resolution of 0....
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1answer
65 views

Suggestions for inexpensive embedded linux hardware with screen

I'm looking for embedded linux hardware that supports USB and preferably serial though that can be accomplished with USB. It also need to have a screen with either buttons on the side or a touch ...
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Best embedded Linux mid range processor with video capability

I want to get up and running fast with an embedded Linux processor eval board that is cheap but capable of processing video. edit: By processing video, I mean it should be able to take a 720p stream ...
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118 views

Secure IoT device

With the current IoT trend, there are plenty of scenarios that make use of a low-profile, low-power, connected computing device, the best known being the Raspberry Pi. What about security? Suppose I ...
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2answers
196 views

Choosing the right hardware for an interactive kiosk - computer

My goal is to develop an interactive kiosk with only touchscreen available to visitors for a local museum. I must admit that I'm a freshman in this part of hardware world, but I really like the sound ...
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2answers
97 views

Low-power 8 bits microcontroller

For a personnal project, I intend to design a board with a temperature sensor, an MCU and a wireless "connector". I would like to have that board powered by battery. The wireless technology is not yet ...