• 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 and linker file for C164CI
    I use a DIP module with an C164 CI. When I want to add some code and some variables in my excisting program, it does not work anymore. It must be due to the memory mapping and the linker file which are...
  • Map file description of keil linker
    Hello! In keil map file, I don't know all the title name's meaning. For example, what does the 'Idx' mean in Memory Map of the image section of map file? What's the letter "E" in this section before...
  • Variable mapping to address
    Hello, I use uVision IDE and arm-gcc toolchain for my lpc2129 board.I mapped the CAN standard filters to an area in memory: #define StandardFilter[2] (*((volatile unsigned long *) 0xE0038000));...
  • physical address, memory mapping
    I would like to know what is meant by a physical address (let say a LCD display at address 0x8000) and how can I access the device. Is it just the chip select that is hardwired to that address? Then how...