You are here

CY91F527/CY91F528 32-bit Microcontroller FR Family FR81S Hardware Manual | Cypress Semiconductor

CY91F527/CY91F528 32-bit Microcontroller FR Family FR81S Hardware Manual

Last Updated: 
Jul 13, 2018

This series is Cypress 32-bit microcontroller designed for automotive and industrial control. It contains the FR81S CPU that is compatible with the FR family. The FR81S CPU has a high level performance among the FR family by enhancing instruction pipeline and load store processing, and improving internal bus transfer.
It is best suited for application control for automotive.
This manual explains the function, operation, and the usage for the engineer who develops the product by actually using this series.

This content contains information on Cypress products that have been migrated from Spansion's website in conjunction with our merger. Although marked with the name of the company that developed the material (Spansion or Fujitsu), Cypress continues to offer the content to our customers. There is no change to this information as a result of this migration. Future revisions will occur when appropriate, and changes will be noted in the revision history.

Translated documents are for reference only. We recommend that you refer to the English-language version of a document if you are engaged in development of a design.