ARM Technical Support Knowledge Articles

What does "TDMI-S" stand for?

Applies to: ARM7TDMI-S

Answer

T : supports Thumb (16-bit) instruction set
D : contains Debug extensions
M : enhanced (relative to earlier ARM cores) 32x8 Multiplier
I : EmbeddedICE macrocell

-S : synthesizable (ie. distributed as RTL rather than a hardened layout)

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