• Problem while using external RAM
    Hi, I am stuck up a peculiar problem while using 8051 external RAM. I am declaring a variable: unsigned int xdata x _at_ 0xA004; then I equate: x=6; and i display this value on the...
  • External Ram Accessing
    CAN ANY ONE TELL ME HOW TO READ AND WRITE EXTERNAL RAM I AM USING C LANGUAGE WITH KEIL EDITOR PLEASE DONT GO IN HARDWARE DETAIL... JUST GIVE MW L.O.C. THANKYOU
  • Accessing external RAM for heap allocation.
    Hi, I have two RAM on my board. I am using external ram which starts with address : 0x6000000 External RAM size : 1Mb Internal ram which starts with address : 0x2000000 Internal RAM size...
  • External RAM problem
    I am using at89c51re2 mcu with LH52256-70 32k XRAM in system with graphical lCD 128x64. I have problem to initialize LCD. This is part of code where I config pins and select memory location for lcd bus...
  • problem in interfacing external RAM
    I am using P89LVRD2BN which has 768 XDATA RAM.I tried to extend my XDATA by providing external RAM through 74LS373 LATCH. so when I am definig more XDATA variables,I am expecting the variables shuld...