• Overlapping areas in MAP files
    Guys, I'm facing a bit strange problem. I'm not able to download the entire code (Hex file size : 48 K) using the uVision2 mon251 dll though I'm able to do the same for code of smaller sizes. After...
  • Memory Mapping Peripheral registers
    I am using a Rix51 board with 8xc251TB and SAB82526 HDLC controller. I want to memory map the HDLC registers so that I can easily read-write to them in C code. For example to write to a FIFO register...
  • C251 linker/mapping
    Hello, My code has a problem with I2C. after study, I found it related to link sequence. It include 2 modules, say Module1 and Module2. If I add some dummy code in Module1 to make Module1 size is bigger...
  • memory mapping - any space available?
    Hi, I have an MCB251 board, which I'm running in 8051, non-page mode. Is there any memory space available for mapping another device, such as an ADC or and external 8255 I/O chip? If so, how do I...
  • Wrong mapping with C251 v2 compiler
    Hi, I am trying to recompile a project with C251 v2.This project was originaly compiled with C251 v1. In one of my C files I use a string table declared like this : char code *ErrorMess[]={...