• XRAM specification
    Hello, 1) I am using a Large model for my application. The XRAM area is from 0 to FFFF. Out of this 0-7FFF is used for normal XRAM operations 8000 – F7FF is used Battery backup ram operations for...
  • on-chip xram
    hello everyone, i am quite new to programming 8051..hoping to receive some help.. i have a pointer variable.The address stored in this variable resides in the on-chip XRAM. unsigned char xdata...
  • how to read from xram?
    i have interfaced 64 k sram succesfully. i can read & write into it using XBYTE instruction for ex. XBYTE[0X0000]='P'; rval[0]=XBYTE[0x0000]; my problem is i know only this two instrucion .suggest...
  • How to access on-chip XRAM
    ADuC 841 -------------------------------------------------------------------------------- Is there any Memory Types available to access 2K Bytes On-Chip XRAM or How to access 2K Bytes On-Chip XRAM...
  • P89C51RD2Hxx: How to configure XRAM to 32K
    Hi, Would anyone please advise me the steps as how to configure the settings [startup.a51]?? so that program can access or allocate XDATA varibales in 32K memory size?? Thanking you in advance....