Digi-Key Corporation announced the signing of a distribution agreement for Keil products in the Americas and Europe. Keil, an ARM Company, makes C compilers, macro assemblers, real-time kernels, debuggers, simulators, integrated environments, evaluation boards and emulators for ARM7/ARM9/ARM Cortex-M3, XC16x/C16x/ST10, 251 and 8051 processor-based microcontroller families.