The Design of Interface Between ARM CS89712 AND DSP5510

Taking CS89712 from Cirrus Logic corporation and TMS320VC5510 from TI corporation for example,The technology of data interface between ARM and DSP using HPI interface is studied.Moreover,CS89712 and C5510's signal connections in the HPI's nonmultiplexed mode and the driver based on uCOS-II are given out.