//free\\ - Mdk-arm Version 4.74

MDK-ARM version 4.74 is a legacy version of the Keil Microcontroller Development Kit, released around 2013-2014

#include "my_feature.h"

Debug & Trace

• RTX Kernel: Deterministic real-time OS with preemptive scheduling, mailboxes, semaphores, etc. Small footprint (~5 KB ROM).
• TCP/IP stack: BSD‑like socket API, HTTP, FTP, SNMP, DHCP. Supported Ethernet MACs (many Cortex-M MCUs).
• Flash File System (RL-FlashFS): FAT‑compatible, wear leveling for NOR/NAND, SD/MMC, USB drives.
• USB stack: Host and device classes (HID, MSC, CDC, Audio).
• CAN stack: Basic CAN 2.0B with high-level protocols (CANopen optional).
• License: Included with MDK-ARM Professional edition; not in Lite or Basic.