• 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
    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...
  • 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...
  • what's the restriction of downloading program
    dear all: I have a device which device configuration is as follow CPU=IROM(0x10000000-0x1000FFFF) IRAM(0x00000000-0x0001FFFF) CLOCK(48000000) CPUTYPE("Cortex-M3") (but the real config for board...
  • SD Card CLASS Restriction
    We am using MCBSTM32C Keil Evaluation Board and MDK-ARM Realtime Library. This board accepts only SD Card of CLASS 2. Nowadays it is difficult to get CLASS 2 Memory card in the market. What are the software...