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Questions tagged [beaglebone]

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Any Issues Getting BeagleBone Black Wireless to run off of LiPo with Diode Fix?

This helpful question pointed me into the right direction for powering the BBB with a 3.7V LiPo battery. However, as this answer demonstrated, I won't be able to give the WiFi/BT module power in doing ...
2
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1answer
82 views

How to use the BeagleBone's PRU with a modern kernel?

I am trying to implement a basic LED blinking program on the PRU. Up till now what I found are guidelines for old kernel versions (old in the sense 3.8 to 4.4 kernel version). Details of my ...
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1answer
89 views

Unable to interface BeagleBone Green with MCP3008 ADC using SPI

I am unable to interface MCP3008 with BeagleBone Green. I am trying to set communication in mode 0 (CPOL=0 CPHA=0), the built in frequency in dts is set to 1MHz. Things I have tried: Enable device ...
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1answer
57 views

How to interface Beaglebone with a temperature condtioner with 0-10V as output?

i have a beaglebone card, a temperature sensor PT100 and a temperature conditionner. I'm new in beaglebone, as i see the ADC is already in beaglebone but the voltage is mx = 1.8V With my industrial ...
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2answers
85 views

Hardware implementations for a low-cost ADC array project

I wonder what would be the best hardware platform or architecture for implementing and building a lowish-cost system to sample audio capture over a large array of microphones or sensors? say, 300 or ...
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0answers
177 views

Improving SPI transfer speed

I am trying to send constant and large amount of bytes with SPI from a Linux embedded system -- am335x (Beaglebone: pocketbeagle version). Thing is, I am trying to increase its transfer rate. ...
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1answer
85 views

Connecting Temperature sensor EVAL board (ADT7516) to the BeagleBone Green [closed]

I have a BeagleBone Green and an evaluation board of the temp sensor (ADT7516). I also have a 4-pin female jumper to grove 4 pin conversion cable. I am not an electronics student and have no idea ...
3
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3answers
244 views

Yet Another question on using GPIO to short a remote push button

OK, I bought this little remote-controlled Ac outlet thing for $1. It controls 3 outlets via RF. I didn't realize it was RF at first, but I currently have my BeagleBone Black doing a bunch of home ...
0
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1answer
129 views

How does this battery protection IC prevent overcharge/overdischarge?

As I was trying to understand how BeagleBone Blue is handling battery management, I encountered a battery protection IC (S-8261). How does S8261 prevents overcharging and overdischarge? (ELI5) ...
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0answers
139 views

PRU Blinky assembly code not running as expected

I have a BeagleBone Blue and using the onboard PRU, I am trying to control the LED_RED onboard. For the PRUSS, i'm using UIO PRUSS, and the am335x_pru_package via the PyPRUSS bindings. I am accessing ...
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1answer
1k views

Data acquisition with Python on a Beaglebone Black - Increasing sample speed

This is my first foray into programming and using a BeagleBone Black. I have some limited experience in Python, and have used this within the provided Cloud9 IDE in order to capture data and write ...
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0answers
57 views

Simulate a loadcell with the Beaglebone green

With a voltage divider, I want to read the excitation voltage of a load cell connector (4 wires) and simulate the load on the load cell. For what I found, I can use a PWM signal with a simple filter ...
1
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1answer
228 views

is 1.8V uart compatible with beaglebone black?

I want to use a 1.8V uart cable with my beaglebone black? Is it possible as typically the beaglebone supports 3.3V Uart level. I am aware that i can use a level shifter for this purpose but my ...
0
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1answer
246 views

Beaglebone: Unable to boot with custom cape

I made a custom cape (attached) for my beaglebone black and when I connect it, the beaglebone doesn't boot, only the power led turns on. I'm booting from an SD card and I have disabled the HDMI and ...
1
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1answer
2k views

Use BBB analog inputs with 0..5V or 0..10V

I plan to use the BeagleBone Black analog inputs for sampling of analog data. But there are some major problems for this: BBB allows a maximum of 1.8 V analog input voltage while I have 5 V or 10 V ...
1
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0answers
135 views

Xbee TX pin voltage wrong when booting with UART connected

I'm interfacing an XBee PRO 900 HP with a Beaglebone Black using UART5 on the BB. I'm using the 5v interface board from Adafruit (XBee Adapter kit - v1.1) I'm have been having intermittent problems ...
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0answers
515 views

How would one clone a BeagleBone? [closed]

tl;dr: Assuming I'd had a BeagleBone perfectly manufactured from the open-source schematics+layouts, what would be necessary to get it to the same level of functionality as a newly-unboxed BeagleBone? ...
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0answers
289 views

Possible to use both CS1 and CS2 for SPI1 on Beaglebone?

I need to connect two SPI devices to Beaglebone. According to the documentation both SPI1_CS0 and SPI1_CS1 are available on the extension header: SPI1_D0, SPI1_D1 and SPI1_SCLK are available on P9[29]...
0
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3answers
609 views

How can I connect BeagleBone to 2 slaves with 1 “Chip Select” pin?

I have a BeagleBone white and I want to use it as a master which is connected to 2 slaves via an SPI connection, besides SCLK, DIN, and DOUT there is one pin of chip select "CS" "just one" and I need ...
3
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1answer
664 views

Beagle bone black PRU program using DDR3 RAM

Could the beagle bone black receive input data from GPIO pins using PRU and then write it on the DDR3 RAM? It's known that you could use shared memory for this. But I wonder if it is also possible to ...
3
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1answer
451 views

Low-Power Video Transmission for IoT

I am currently developing an apparatus for feeding and monitoring my dog remotely. The basic idea is to make this using 2 main components: The first component will be composed of a camera pointing to ...
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2answers
820 views

A protecting circuit using GPIO of the BeagleBone (Black or Green)

I'm really trying to develop a cape since I need to use 7-8 GPIO-Pins of my BBB Green and Black as Output. I'm too afraid to destroy the board somehow, so I was thinking to implement a solution which ...
1
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2answers
457 views

From Proof of Concept on BeagleBone to Prototype

I've been developing a project with a BeagleBone Black and some other accessories connected to it as a proof of concept. Now, I wish to create a Prototype on my own leaving the BeagleBone behind, with ...
0
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1answer
136 views

Microcontroller to Beaglebone data handling

I have an STM32F0 microcontroller wich is controlling an RS-485 bus interface. The sensors on this bus are providing 220 bytes of data every millisecond. I want to get the data from the ...
1
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1answer
116 views

How to connect a 4D display to a beaglebone black?

I am fairly new to all this so sorry if this question is rather trivial. I have a 4D Picasso Display (28PTU-Pi) and I want to connect it to my Beaglebone board. So plugged the usb cable into the ...
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1answer
413 views

Check GSM Module Status

I tried to send "AT" command via UART at some baudrate to my Cinterion BGS2T, and I am always getting response "ERROR". I get error on every AT command. How can I know what is wrong, or how to check ...