TIGERSHARC DSP BOOT MANAGEMENT CHIP AND METHOD

摘要

A TigerSharc DSP boot management chip and the method thereof, the boot management chip comprises an interface unit, a two-port RAM unit, a management unit and a DSP download management unit; further comprises a flash drive unit and a NOR flash chip; the management unit is connected to the flash drive unit; the two-port RAM unit is connected to the NOR flash chip via the flash drive unit; and, the NOR flash chip is communicated with the DSP download management unit via the flash drive unit. The management unit provides two booting modes: booting via the NOR flash chip or booting via an external bus; the host boot startup method is improved and two booting program download methods are provides, which can greatly improve the booting speed of the TigerSharc DSP chip.