Hello everybody, I am testing a program for AT89S54(AT89C51RB2) with uVision2.As you konwn,this chip has 768 bytes expanded RAM(XRAM).I want to use the XRAM for my program,but the XRAM space cannot be accessed. The site of AT89C51RB2:") REGFILE=AT89C51RB2.H("Atmel") SFILE="STARTUP.A51" ("Standard 8051 Startup Code") SIM=S8051.DLL DP51.DLL("-pATRB2") ____________________________________________________
And in the option of my project,I have defined as below. Selected__________________________________ _______Memory Model:[Large:varialble in XDATA] Checked BOX______________________ _______Use On-chip XRAM(0x0-0x3FF)
What should I do for setting uVision2?
Thanks in advance.
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