• Boot ROM Question of NXP LPC17xx
    Note: This was originally posted on 9th June 2011 at http://forums.arm.com Hi, I am about to use LPC17xx to do some work. But I don't quite understand it's boot ROM remapping.  According to ARMv7 architecture...
  • A question about code optimization
    Hello all, I am experiencing problems with the following piece of code: lp_R0 = g_tcb[g_running_task].r0_ptr ; // restoring next task settings __asm { MOV R15, lp_R0 MOV R0, [R15] POP R15...
  • Boot Code in a loop....
    I am using an LPC2214 and trying to run from the flash. The only way I can program the chip is through the Keil Ulink connector. I use the LPC2000 256k flash programming algorithm provided with...
  • ARM1176 boot code issue
    Note: This was originally posted on 5th June 2009 at http://forums.arm.com Hi I got an issue while writing the ARM1176 bootcode. I used DCI 0xE1600071 instruction to switch from secure priviliged mode...
  • QUESTIONS!!!!
    I want to use external RAM with the ST10F168. I'd like to use the start167.a66. Can I and what changes do I have to do to use 64k of external RAM? How many BUSCONx do I have to use here?