• Strange behavior of the "smmls" instruction
    I try to optimize my code by substituting a pair of smull and sub instructions with one smmls instruction, but the smmls gives the wrong result! This is the test case: mov32 r1, #0x8000d286 mov32...
  • Strange RTX behavior with bootloader
    Hi dear ARM fellows, Firstly, let me introduce the context. I am developping a RTX/RL software for a custom board based on a LPC2388 µC. I was using an old version of MDK-ARM and RL-ARM to develop...
  • Strange behavior of the Debugger
    I have seen a strange behavior of Keil Debugger: when I try to step through mov A,SBUF previously setting SBUF with some value in Watch Window I don't see this value in A after step. Is this a problem...
  • Strange behavior of TCP NET on LPC2367
    Hello all! I have some problem with TCP NET Suit. I using LPC2367+Micrel KSZ8721 + TCP/IP Network Suit from Keil. When i set CCLK <= 32Mhz everything is fine. But when i try to set CCLK >32 Mhz there...
  • Strange _alloc_box behavior in RTL CAN code -- help!
    We've been working on a project that uses RTX and the RTL CAN drivers for a while. Recently we made some changes to the code, and since then we've been seeing a Data Abort occur in the CAN_ISR interrupt...