电子世界
電子世界
전자세계
ELECTRONICS WORLD
2014年
5期
162-163
,共2页
双口RAM%DSP%ARM%中断
雙口RAM%DSP%ARM%中斷
쌍구RAM%DSP%ARM%중단
Dual-Port RAM%DSP%ARM%interrupt
在双CPU系统中处理好两个CPU间的通信,是系统设计的关键。本文设计采用双口RAM实现ARM与DSP间通信,并利用中断逻辑解决端口争用问题,从实际运行情况看,完全满足双CPU系统中两个处理器间高效、实时、稳定的通信。
在雙CPU繫統中處理好兩箇CPU間的通信,是繫統設計的關鍵。本文設計採用雙口RAM實現ARM與DSP間通信,併利用中斷邏輯解決耑口爭用問題,從實際運行情況看,完全滿足雙CPU繫統中兩箇處理器間高效、實時、穩定的通信。
재쌍CPU계통중처리호량개CPU간적통신,시계통설계적관건。본문설계채용쌍구RAM실현ARM여DSP간통신,병이용중단라집해결단구쟁용문제,종실제운행정황간,완전만족쌍CPU계통중량개처리기간고효、실시、은정적통신。
In the double CPU system handle the communication between two CPU,is the key to the system design.This design USES the dual port RAM to realize the communication between ARM and DSP,and use the logic of interrupt port to solve the port contention issues,according to the actual operation,ful y meet the double CPU system between two processors in efifcient,real-time and stability of the communication.