This discussion has been locked.

You can no longer post new replies to this discussion. If you have a question you can start a new discussion

External RAM Interface with RD2 Controller

Hello All,

I am Using AT89C51RD2 controller. I have interface the External RAM of 32K. My Program is Working with the RE2 Controller With internal memory. but when i have configure program with giving the external RAM address and size with RD2. it is not working. Is there any solution regarding this Issue?

Parents

0 ²erik malund over 11 years ago

there is a memory configure SFR and you need to set it in setup.a51
Cancel
Vote up 0 Vote down

Cancel

Reply

0 ²erik malund over 11 years ago

there is a memory configure SFR and you need to set it in setup.a51
Cancel
Vote up 0 Vote down

Cancel

Children

0 Dinesh Bharada over 11 years ago in reply to ²erik malund

Thank you very much for your valuable response...can you please give me name ofthat SFR.
Cancel
Vote up 0 Vote down

Cancel
0 Michael D over 11 years ago in reply to Dinesh Bharada

AUXR

Have a look at the datasheet.
Cancel
Vote up 0 Vote down

Cancel