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Questions tagged [peripherals]

99 questions
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STM32- Can not initialize eMMC, because is stuck in performing GetCardCSD() function

I have problem with using stm32 drivers for connection to eMMC.https://datasheet.lcsc.com/lcsc/2205071500_Zetta-ZDEMMC04GA_C3010207.pdf Problem is that the initialization is stuck in loop, when performing HAL_MMC_GetCardCSD(hmmc, &CSD) function. I'm…
HarryTra
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Bash script that detect when a joypad is plugged in and retrive its ID_MODEL in a variable, then execute commands

I want to detect with a bash script when a joypad is plugged in and retrive the ID_MODEL of the controller in a variable. So the script should remain silently listening as long as it is plugged in a joypad (no hdd or other peripherals) and then it…
Isabelle
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Peripheral BLE - Can Simulate BLE device on IOS using Flutter?

Is there any Flutter library to simulate BLE device on iOS? Referred below link. But not working... https://github.com/juliansteenbakker/flutter_ble_peripheral https://github.com/dotintent/FlutterBleLib
vignesh s
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Is there a process to remap/switch CANTX/CANRX pins STM32H7 FDCAN module?

Testing out an STM32 with an FDCAN module (updated from the older BxCAN peripheral). CAN Classic at 500kbps. I am running into an issue that when using the default pair of pins (D0/D1 in my case) I get expected behavior, but when switching the pins…
mint branch conditioner
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How do I connect two computers to one monitor with DisplayPort?

I have two computers, they're not both on at the same time. I don't want to be switching the cable from one computer to the other all the time. Is there a way I can connect both computers to one DisplayPort input on the monitor?
Jordan
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how to remove peripheral device from devices and printers in python

I want to remove device specific device attached to my computer when i run a script in python but am not able to do this. Have searched on the web with no solution. link 1 and link 2 I learnt i can achieve that with power shell but am not able to…
O JOE
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SpaceMouse Compact not working with js Gamepad api in Chrome on Ubuntu

As the title suggests I have a problem with using SpaceMouse in Chrome on Ubuntu. On Windows 10 it works fine. I've tried installing 3DxWare 10 and spacenavd but it still does not work. It is worth mentioning that the mouse works with Gazebo…
Mateusz Goik
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I/O Data tranfer Modes and I/O addresses access

I've realized that the 3 ways to make an I/O connection : 1- Programmed I/O (polling) 2- Interrupt-Driven I/O 3- Direct Memory Access (DMA) now, I need to relate this with the reality of how accessing I/O addresses is done (Isolated I/O ||…
Ali K.
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BANDWIDTH SHARING SCHEMES IN PLATFORM CONTROLLER HUB

What are the possible schemes for sharing the bandwidth of the link between the Platform Controller Hub and the CPU? How could concurrent transfers work say for two I/O devices attempting to use DMA capabilities? Are there arbitration schemes to…
Olusegun Ode
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Android OS for embedded system with I2C, GPIO, UART communication

Currently, I'm working on iMX7D board (from Toradex) with Android Nougat 7.1.2. I'm writing a connection to peripherals via I2C, GPIO, UART protocol (I'm using a JNI binding that interacts with lower layers like the kernel) Before do that, I have to…
tuanphan
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SPI test case in C for Pulpissimo

I am trying to write C test code for SPI peripheral module for Pulpissimo.I have gone through the test case mentioned in pulp-rt examples. [https://github.com/pulp-platform/pulp-rt-examples/tree/master/periph/spim][1] But I understand that the…
RISCV
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Is consume a client web service from web browser good practice?

I'm developing a web application and I need to consume a service from the client side. I will deploy the service on the client and consume it from the web browser with Angular. Is this good practice? I need to deploy the service on the client…
luis alberto juarez
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USB Device Controller Driver Specification

For USB Host Controllers there are the UHCI/OHCI/EHCI/XHCI specification that define how to program a driver. Is there an equivalent specification for USB Device Controllers?
elFreak
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How to pass a stm32f3discovery API into a function?

I am trying to create a separate file/module that has functions that can deal with the LEDs or gyro for the stm32f3discovery. I am trying to pass the stm32f3 API that holds all of the registers into a function to then use inside. When I run this…
Jack F
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Sounds firmware installation has failed for internal reason

I am using OpenSTM Workbench to try and program an STM32F0 MCU. I am using Eclipse (with OpenSTM extension) on Windows 10. I keep getting the following error when I try to install the peripheral library for my variant when creating a…
user12271420
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