• AT89C51ED2 startup code for large XRAM
    Does anyone have an example of a startup.a51 file or any other method of initialising the XRAM to maximum 1792 byte size on an Atmel AT89C51ED2?
  • AT89C51ED2 and XRAM. Problems with readback the data
    We're using AT89C51ED2, and now are busy with a problem, witch was caused by reading back the content of XRAM. As it is officially published in datasheet, this MC has 1792 bytes of internal XRAM. We have...
  • AT89C51ED2
    I am trying to start a project using the AT89C51ED2 and uVision 2.03. However, cannot find header files or support files for the ED2 version of this 80C51. Can't find support at Keil website or at...
  • programming AT89C51ED2 !!!???
    HI I have purchased AT89C51ED2 . I want to know if there is any difference between this IC and AT89S52 IN programming. I mean is 89c51ed2 compleltely compatible with 89s52 ??? and can I use the same...
  • Trouble with AT89C51ED2
    i have bought a mini-board that has an ICP connection and was trying to program it using keil uvision3. since i use my laptop, i had to interface the USB with RS232, so i used USB to DB9 serial port...