# title
Migrating from 8051 to Cortex Microcontrollers

# topic.label
Migrating from 8051 to Cortex Microcontrollers Application Note 237

# metadata.contentDescription
There are many reasons to take the decision to base a new design on a device incorporating a Cortex-M3 processor. Most, if not all, of these reasons also apply to the decision to migrate an existing product to Cortex-M3.