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Interface external RAM with PIC18F4620?

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xenon2000

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Hello every body
I am using PIC18F4620. It has only 4K Byte RAM . But In my Project, I need more than 16K Byte RAM. I must be used this microcontroller in this project. So Can Anyone help me How to interface External RAM. Or IS this possible to interface External RAM with PIC18F4620?
 

hello!

i want to interface external RAM with pic microcontroller. microcontroller i am using is PIC18f452 and i have 128k RAM(K6T1008C2E). this is only because i have this RAM. i could not understand the logic with interfacing. you have tried with it. can you help me.
 

Hi

You can use serial ram connected via SPI BUS to the micro - up to 32K ram in a small SO8 package

Both Microchip & ON semi produce serial ram IC

All the best

Bobi

The microcontroller specialist
 

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