• idata
    Hello, Q1: This is a part of my project code flow explanation. I want to allocate seperate memory location in internal data for the formal parameter local variable - lid. How is it possible using...
  • where is DATA/IDATA used
    For the '51 compilers/linkers evaluate which data/idata slots can be overlaid. I have to save 3 slots to make room for a new feature. Is there a way to make the linker show the tree in a less cryptic...
  • output confusion
    I use an RF 315/434 MHz ASK RECEIVER and 315/434 MHz ASK TRANSMITTER for the communication between two 89c52 microcontrollers. I am a beginner. In the transmitter microcontroller i use the normal code...
  • Preprocessor Confusion?
    Why does Keil's C51 preprocessor work fine with: #define MULTPLR (unsigned char)((float)9.114584e-5 * (float)18432000 / (float)12) ...but consistently give the wrong result with: #define...
  • Break on IDATA
    Hej I am using uVision 2.37 with C51 version 7.05C. I would like to set a break point in a stack overflow. Can anyone tell me how to set a break point on write access to I:0x7f Thank you