DATA to XDATA issue

Hi people, I've some troubles with some variables declaration. I'm using the old Keil compîler C51 V5.50. When writing : U8 u8CommandIndex=0; with U8 = unsigned char, it's ok. Now I want to...
xdata and data segment

Hello, Could using xdata or ram able to change the behavior of the code in C? I am just wondering when I use xdata i in a for loop (i=0; i<100; i++) compared to data, I would get timing different...
DATA to XDATA issue

Hi people, I've some troubles with some variables declaration. I'm using the old Keil compîler C51 V5.50. When writing : U8 u8CommandIndex=0; with U8 = unsigned char, it's ok. Now I want to...
xdata and data segment

Hello, Could using xdata or ram able to change the behavior of the code in C? I am just wondering when I use xdata i in a for loop (i=0; i<100; i++) compared to data, I would get timing different...
GARBAGE DATA IN XDATA VARIABLE

Dear All, I am getting garbge value, in my xdata variable. I am using c8051f021 controller with internal xdata of 4K.I do not understood why such problem occurs suddenly. Whether this is because...