Vxworks Command Cheat Sheet _best_ Jun 2026

| Command | Description | |---------|-------------| | intShow | Show interrupt vector usage (counts per vector) | | intConnect <vector>, <isr>, <arg> | Connect ISR to vector (shell use limited) | | excShow | Show exception handling vectors | | excHookAdd <func> | Add exception handler |

Beyond the basics, mastering these advanced features will turbocharge your productivity.

This article provides a comprehensive , designed for developers, system integrators, and maintainers working with Wind River’s VxWorks RTOS. VxWorks utilizes a powerful command-line interface (WindSh or the C++ shell) for real-time debugging, system monitoring, and hardware management. The Ultimate VxWorks Command Cheat Sheet (2026 Updated)

RTPs isolate applications from the kernel. Managing them requires dedicated process-level commands. Process Control vxworks command cheat sheet

semShow , – Displays information about a semaphore, including its type (binary, counting, mutual exclusion) and the queue of tasks blocked on it. Message Queues

ifShow – Displays configuration statistics for all active network interfaces (IP address, MAC, MTU).

: Displays all initialized devices bound to the I/O system (e.g., /null , /tyCo/0 , /flash ). 6. Real-Time Debugging and Object Inspection The Ultimate VxWorks Command Cheat Sheet (2026 Updated)

These commands interact with the vxWorks shell’s file and device management system. : Devices . Lists all devices known to the system.

: Sends ICMP echo requests to verify remote network host connectivity.

Interacting with devices, block storage, and network interfaces is common. If n is 0

String arguments (like task names or paths) often need to be enclosed in double quotes (e.g., td "tNetTask" ). Commas: Arguments are separated by commas. Case Sensitivity: The shell is case-sensitive. Wildcards: lkup supports wildcards to search for symbols.

Managing concurrent execution is central in VxWorks. Key commands let you list, inspect, create, suspend, resume, and delete tasks.

: Shows a history of the last n commands entered in the shell. If n is 0, it displays the most recent 20 commands.

: Displays memory contents starting at a specific hex address. m (address) : Modifies memory at the specified address.