How to Resolve No Buffer Space Errors in CAN Communication With MCP2515?

I was previously working on a *distributed robotic control system* where multiple robotic arms communicate via *CAN Bus* to coordinate their movements. Each arm operates independently, but they share data […]

What IDE setup do you use for remote debugging with GDB/KGDB and OpenOCD?

Hello @MCU, MPU & Firmware ! If you use GDB or KGDB, what is your IDE setup while debugging remote device with a openocd running on it?

How can I accurately measure CPU usage for these ISRs while addressing nested interrupts?

I am using FreeRTOS on an STM32F4-Nucleo board and `vTaskGetRunTimeStats()` to measure task CPU usage with the following code: void configureTimerForRunTimeStats(void) { g_osRuntimeCounter = 0; } unsigned long getRunTimeCounterValue(void) { […]

How to Execute a Timed LED On/Off Sequence Using millis() Function

Hello ,I’m struggling with a problem. I want to execute a sequence of turning an LED on and off, but not just a simple on/off; I want a timed sequence […]

Issue with ISR Behavior in Zero-Cross Detection on Mega 2560 Board

Hii guys I’m creating lighting variations on PORTA with a MEGA 2560 board. I am using a zero-cross detection that triggers an interrupt, which calls the “void passage_a_0” function. A […]

Why Does Disabling OCIE1A Cause Immediate ISR Re-trigger on Mega 2560?

Hii guys 😌😌 I’m creating lighting variations on PORTA with a MEGA 2560 board. I am using a zero-cross detection that triggers an interrupt, which calls the “void passage_a_0” function. […]

Decoding a 4×16 Switch Matrix on Arduino for Conditional Logic

I’m looking to decode an existing switch matrix (4 Rows and 16 Columns, basically copy the states of the Rows and Columns). The goal is to ultimately have a [data] […]

How to Safely Flash USBMIDIKLIK Bootloader on a Mega Using an Uno on Linux Mint?

Good morning guys 👋🏻👋🏻 I’m diving into a project for a USB MIDI controller with a Mega (interface in the photo, the empty holes are for potentiometers, 12 buttons, 24 […]

What is the Optimal Electrode Shape for Non-Contact Water Level Sensors in a Coffee Machine?

I am trying to design an automatic water filling system for my coffee machine. I need to design and make two non-contact non-immersion level sensors for the water tank. Ideally […]