作者: Koki Yamagata
DOI:
关键词:
摘要: A method for controlling an interrupt from a peripheral device to processor, the including at least control unit, request level holding and vector which includes steps of: a) updating contents of unit in accordance with commands software sent external device, example, subprocessor; b) device; c) reading unit; d) issuing processor when performs operation; e) performing various processes asserting results signal f) setting number lower byte data assert size acknowledgment; g) notifying processor; i) latching negating address strobes k) acknowledge l) starting next cycle operation said processor.