24bit XDATA pointer in Dallas DS5240

How can I access the XDATA memory block after 64Kbypes in Dallas DS5240 environment? I now use 24bit contiguous mode to compile the program and I want to access a memory address in xdata 0x200000.......
24bit XDATA pointer in Dallas DS5240

How can I access the XDATA memory block after 64Kbypes in Dallas DS5240 environment? I now use 24bit contiguous mode to compile the program and I want to access a memory address in xdata 0x200000.......
Dallas DS5240 vs C51 v6.11

I now use Keil C51 v6.11 to develop the firmware that run on Dallas DS5240. However, it sounds quite strange. Sometimes the compiled code can run correctly. However, it become incorrect when I have just...
Dallas DS5240 vs C51 v6.11

I now use Keil C51 v6.11 to develop the firmware that run on Dallas DS5240. However, it sounds quite strange. Sometimes the compiled code can run correctly. However, it become incorrect when I have just...
Dallas 390 contiguous mode problems

Is anyone else out there having problems with Dallas 80c390 contiguous mode? We are using Keil c51 version 6.14 and the PK51 development system. (Lx51 linker, Ax51 assembler) I am a little bit confused...