• Override DMA IRQ handler?
    Hello I am modifying a Keil example program (MCBSTM32C HTTP-SERVER) so that you can upload via HTTP. A second thing it has to do is write the uploaded data to the DAC. For this I want to use the DMA...
  • LPC3250 IRQ HANDLER
    Hi i have doubt in lpc3250 irq handler. can any one explain the this asm code? __asm void IRQ_Handler (void) { /* Common IRQ Handler */ PRESERVE8 ARM STMDB SP!,{R0} ; Save R0 LDR R0,=__cpp((unsigned...
  • Custom IRQ/FIQ Handlers...
    I'm trying to override the standard method provided in SAM7.S in a RealView project for an ATMEL AT91SAM7S processor that vectors to the interrupt service routines. I've found a couple of references...
  • Writing Atmel IRQ handlers with GNU
    The BlinkyIRQ example is not compatible with the Atmel AT91 family. And none of Atmel's appnotes use GNU. Is it possible to use the same: void tc2_test (void) __attribute__ ((interrupt)); // Generate...
  • Switching UART IRQ handler for bootloading
    My task is to update a targets (LPC1343) firmware using IAP. The only data connection available is a unidirectional (master -> target) serial line operating at 115,200 bit/sec. The application on the...