• Watchdog timer not entering ISR
    I am using ARM cortex A9 core in Zynq. I want to trap any bugs in hardware or my firmware. I intend to use watchdog module in interrupt mode and connect it to Global interrupt controller (ScuGic). When...
  • LPC2368 Watchdog Timer
    Hi, I am using LPC2368. It has pretty complex code running with 1 Timer interrupt (100uS continuous) , 2 UART interrupts, 1 SPI Interrupt, 1 USB interrupt and main loop. Watchdog timer is of 5 sec...
  • Issue with WatchDog reset De-asserting
    Hi, I am working on ARM CortexA9 processor. I could able to enable both l4wd0 and l4wd1 watchdogs. Issue is system is resetting but not rerunning. I tried changing the register values of reset Manger...
  • Generic Timer in Cortex A-53
    What is the input & output of system counter? What is it's purpose? How to start/stop it? What is the input & output of Physical counter? What is it's purpose? How to start/stop it? What are the...
  • ARM Cortex-A7 generic timer
    Hi ARM expert,     I am trying to use generic timer, but seems the generic timer wasn't enabled. My steps are: Set CNTFRQ with 1MHz Set CNTP_CVAL with 100 set CNTP_CTL with 0x00000001    4. Read CNTP_CTL...