• 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...
  • USERSTACK in XRAM
    I've put the USERSTACK in XRAM (C161 internal ram, 0xE000 to 0xE800) (cf AN Keil APNT_124 + U3 directive). The project work well and execution speed is improved (local variables in XRAM!). But, there...
  • XRAM and Memory Model
    Hi everybody! I'm using a uC ADuC842 (based in 8052 core). It has 2 KB of XRAM On-Chip. I have a test program (C code) which do some operations with float numbers and send results to the serial...
  • offchip xram interfacing
    hi i am using C8051F120 from silabs. i connected 128k xram with 64k bank selection. connected higher ports for xram. writing onchip xram ok writing to offchip xram is problrm. is there...
  • On-Chip XRAM Usage Problem
    Hello, We have an application running on DS89C450. We link the compiled objects by means of LX51 advanced linker and 'Linker Code Packing' of the linker is enabled with the optimization level of...