Question : When you see the log "Flags mismatch irq ............", maybe you use the same irq number to register different interrupt handler . irq number ---> handler_1 | |--> handler_2 | |--> handler_3 | |--> handler_4 log 01-01 00:…
Recently I realized my English is still far from good. So in order to improve my English, I must not only read in English, but also think and write in English. I know I'm gonna make a lot of mistake in using English, but everything has a process so I…
Interrupt zynq的中断. The PS is based on ARM architecture, utilizing two Cortex-A9 processors(CPUs) and the GIC pl390 interrupt controller. Each CPU has a set of private peripheral interrupts (PPIs). The PPIs include the global timer, private watchdog t…
How can you add extra hardware UARTs to a 32bit TMS470 ARM7-based microcontroller at zero cost? Solution: Designers can use the high-end timer (HET) peripheral found on all Texas Instruments ARM7-based, 32-bit TMS470 microcontrollers to implement add…