• Defaulting variables to HDATA
    Hello. This problem seems to have come up a few times in the past.. - http://www.keil.com/forum/docs/thread2857.asp - http://www.keil.com/forum/docs/thread3123.asp - http://www.keil.com/forum...
  • Defaulting variables in HDATA
    Hi all, I have an existing C-code base that we need to re-use in a new product(DS80C400). I'm running into an issue where uVision is throwing all of the variables into XDATA (thus overflowing and causing...
  • Defaulting to HCONST and HDATA
    C51 v7.20, Dallas DS80C400 in contiguous mode. (not a regular 8051 memory architecture) Using the LARGE memory model, is it possible to get the compiler to automatically assign variables to the HDATA...
  • How to place variables by default in HDATA if having limited XDATA
    I am using a Philips 8xC51MC2 controller with following memory map: This the hardware memory addresses EDATA:0x0-0x4FF, XDATA:0x-0x06FF(onchip) HDATA:0x600000-0x67FFFF. In the KEIL IDE: i have...
  • What is the default segment in indirect addressing mode?
    I am reading the start_va.a66. I found some statements like following don't specifies segment value. Then what is the default segment value for the [R8+]? MOV R5,#0 MOV R2,[R8+] ; Count JMPR...