• Updated data on external EEPROM
    Hello all, I have a very complicated question 4 U. In my target board I use the T89C51RD2 micro and also two types of external memory devices; SRAM 32KB and parallel EEPROM 8KB. My code runs from micro...
  • External EEPROM data memory
    I connecting external eeprom to atmel 89C52 chip. How do I write c code so that I can write data memory to the chip while using the address lines and the rd wr on the chip.
  • Store data even power-off
    Dear all, sorry for so much question. I am using P89c51rd2 As i want to counter the operation time of the device. And the counter data is store in ram when the device power off, all Any method...
  • Save data in EEPROM power failed???
    HI, I am wondering how to save a variable's value in case of power reset. I using AT89C51ED2 internal EEPROM.. what i done recently is i can write in data into EEPROM and read from it, but the problem...
  • Splitting stored data between flsh memory and external data
    I am using a P89c51 base microcontroller and I need to store data coming from a GPS device and when the memory is full transfere it to a PC.That amount of data is 96kbyes. Problem: The flash capability...