• 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...
  • Memory mapping
    Hello, Im new one in ARM7 familly. I would like to ask for several question. 1) How to use external EPROM with LPC 2132? 2) How to use ARM RAM for LCD buffer? Copy from the flash etc... 3) How to...
  • Memory mapping
    Hello all, What is the need for memory remapping in ARM?What are the pros and cons? Will there be a time difference in time while fetching a data from a on chip ROM and an off chip flash memory...
  • Memory mapping
    In LPC21xx ARM7 MCUs, when the MEMMAP[1:0]register=00 ,ie in bootloader mode,the interrupts are mapped from on chip flash to a new location at 0x7FFF E008.But this address is somewhere near 2GB in addres...