Design Resources

This is a collection of Tech Notes and Design Tips for developing your embedded system using RTXC Software.

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Quadros RTOS Optimizations for the ARM Cortex-M3 Architecture

There are a number of unique hardware innovations in the ARM Cortex™-M3 architecture, particular in the area of exception handling. These changes reduce interrupt latency and improve overall efficiency. We have made several modifications to the RTXC Quadros RTOS to take full advantage of these features. Read Tech Note (PDF)

Interrupt Handling in an RTOS Environment

Discusses the two primary models for interrupt handling by real-time operating systems: unified and segmented. Read Tech Note (PDF)

Firmware Update Options

Summary of options for updating the firmware of a field-deployed embedded system.
Read Design Tip (PDF)

Using Resident and Removable Memory with USB

Discusses system configuration options for addressing internal and removable memory via USB.
Read Design Tip (PDF)

Addressing NOR flash on an embedded system from a PC

Discusses configuration of a system to allow a PC to read/write to resident NOR flash memory.
Read Design Tip (PDF)