• String initialization in xdata
    Hi I am trying to save some code sapce I used the STRING (XDATA) direcitve to move my constant string to xdata ,I also set my XCONST segment to 0x8000-0x8ffff. I notice that my code size is smaller...
  • Initialization
    Hi, Last 10days, i face the initialization problem in the P87c51MC2 based board. Just written the program the switch ON and OFF two bits in Port1. Attached the schematic. The code is very...
  • XDATA
    Is it possible to access particular bit in xdata memory space without changig other bits' values (eg using ^).
  • Copy xdata to xdata
    How to copy array xbyte memory from one address(xdata) to another(xdata address) and use autoincrement DPTR to make it faster in Cx51? I have selected "use multiply DPTR register" in projects for target...
  • XDATA BANKING WITH AN XDATA PORT # FOR CODE AN XDATA
    PK51 KIT 7.0 ATMEL AT89S8252 (classic 8052 with 8 flash) I'M USING A HARDWARE THAT HAVE 16*32k code and 4*32k xdata. Bank switch is performed with xdata port 0x1400 for code and with port 0x1800 for...