What is an ARM Processor
The first prototypes, ARM1 and ARM2, entered the development cycle. ARM1, in 1985 and in 1986, ARM2, the first real production model. The first sets of instructions were written in BASIC. “The ARM didn't see its use as the primary host processor in the system until the release of Archimedes in 1987, which ran at an astounding 8 MHz and had a vast amount of RAM—512K.