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Recent content by ricepotato2006

  1. R

    8051 and external Flash memory using C?

    Hi all, Here is my schematic: **broken link removed** Here is my settings in Keil C: https://www.flickr.com/photos/47545300@N08/4350306151/ if there is something wrong? Did I set up the memory correctly? Thanks for your help.
  2. R

    External Ram Accessing with keil c, using Winbond W77e58

    Hi guys, Continue to the question. If I am using eeprom, can the same method applied? and can i output read value from P0? Thank you!
  3. R

    8051 and external Flash memory using C?

    thanks for the replay, I have tried your suggestion, and modified my code as follows main() { char xdata *a_Ptr=0x8000; char myX; while(1) { for(i=0;i<=15;i++) { myX=*a_Ptr; P0=myX; } } } since my flash memory already has data in it, I added a loop...
  4. R

    8051 and external Flash memory using C?

    Hi All, I am trying to read and write to external memory. and I want to read data from flash memory and output to P0 now I have a few questions. 1. do I need to set the ALE, EA, RD, and WR bits? 2. Following is my code, and it seem not to do anything, something wrong? main() { xdata...
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    Winbond External Flash Memory

    Dear All, I am new to 8051, and I have 2 questions that I hope some one can answer me. I have 2 winbond chips here, A. W78E058B (8bit microcontroller) B. W29EE011 (1M Flash Memory) Basically, I want to Interface them together, but I don't know how to. 1. In W78E058B...
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