Tell me can you have constant volatile variables?

896

---

Tell me how does input/output bus functions?

875

---

Tell me what is interrupt latency?

826

---

Tell me what is difference between binary semaphore and mutex?

886

---

Tell me what is the difference between hardware design and software design?

857

---

What is interrupt latency and how can we decrease it?

790

---

Tell me what is the need for dmac in es?

830

---

Do you know what is virtual memory?

808

---

Tell me is count down_to_zero loop better than count_up_loops?

839

---

Tell me what is the need for having multibyte data input and output buffers in case of device ports?

767

---

Tell me what is top half & bottom half of a kernel?

826

---

Do you know what is the function of watchdog timer in embedded system?

819

---

Tell me why does pre-emptive multi-threading used to solve the central controller problem?

855

---

Tell me whether we can use semaphore or mutex or spinlock in interrupt context in linux kernel?

831

---

Please explain what is semaphore?

897

---