Gadgets are required to comply with a protocol so which the interrupt-ask for (IRQ) lines is usually shared. The PCI bus contains 4 interrupt strains, INTA# via INTD#, all of which can be obtained to every device. Approximately 8 PCI devices share precisely the same IRQ line (INTINA# through INTINH#) https://nathanlabsadvisory.com/ai-chatbox/