• apb design issue
    Note: This was originally posted on 13th June 2009 at http://forums.arm.com Hi, I have an APB master interface to the configuration registers. The register module is a APB slave which has a differnet...
  • APB register latency on lpc24xx
    I am trying to achieve a low latency PWM interrupt routine and cannot achieve fast register access times to any APB peripheral using the document " Getting top performance from NXP's LPC processors...
  • CMSIS confusion
    Note: This was originally posted on 27th October 2012 at http://forums.arm.com Hello all I have few questions about CMSIS. I have reviewed some libs with basic functions and there is no loops for rest...
  • Bootloader confusion
    Hi, I am using the Keil uVision 3.23 and I have an AT91SAM7S256 board here. I'd like to implement a bootloader that will always start when the board is powered, and checks if there is code to...
  • 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...