Difference between revisions of "Cypress S25Hx256T / S25Hx512T / S25Hx01GT serial flash"

From SEGGER Wiki
Jump to: navigation, search
(Reconfigure Cypress S25Hx256T / S25Hx512T / S25Hx01GT serial flash to 64kByte sector size)
(Reconfigure Cypress S25Hx256T / S25Hx512T / S25Hx01GT serial flash to 256kByte sector size)
 
Line 7: Line 7:
 
The following initsteps show how to reconfigure the serial flash to the supported 256kByte sector size within J-Flash SPI.
 
The following initsteps show how to reconfigure the serial flash to the supported 256kByte sector size within J-Flash SPI.
   
[[File:InitStepsJFlashSPI_ReconfigureCypressSectorSize.png]]<br>
+
[[File:InitStepsJFlashSPI_ReconfigureCypressSectorSize1.png]]<br>

Latest revision as of 10:25, 28 July 2020

J-Flash SPI supports only SPI Flashes with uniform sector sizes. By default the Cypress S25Hx256T/512T/01GT has a hybrid sector architecture. Therefore you need to set the configuration bit 3 UNHYSA within CFR3x register.

Reconfigure Cypress S25Hx256T / S25Hx512T / S25Hx01GT serial flash to 256kByte sector size

The following initsteps show how to reconfigure the serial flash to the supported 256kByte sector size within J-Flash SPI.

InitStepsJFlashSPI ReconfigureCypressSectorSize1.png