• 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...
  • How to program AT89C51ED2
    Hello, I need a help. I have AT89C51ED2 and FLIP programmer. But even if a have connected PC through RS232, nad through MAX 232 to processor I am not able to program it. If I select device and comunication...
  • Problem with AT89C51ED2 EEPROM Program
    Hi everyone., I am working on AT89c51ed2 micro-controller , I am facing problem with writing and reading the EEPROM data. I have followed all the procedures as stated in the data sheet, and the...
  • How to program AT89C51ED2
    Hi, I 'd like to ask you, in what value is RST, when I connect new AT89C51ED2 only to Vcc and Vss. My Atmel is in +5V, it looks strange for me, because it means still in RESET.And because of that I cannot...
  • 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...