DSP56011 View Datasheet(PDF) - Motorola => Freescale

Part Name

Description

Manufacturer

DSP56011

24-BIT DVD DIGITAL SIGNAL PROCESSOR

Motorola => Freescale 

Signal/Connection Descriptions

Host Interface (HI)

Table 1-6 Host Interface (Continued)

Signal Name

Type

State During

Reset

Signal Description

PRELIMINARY HACK

PB14

Input Input

Input/

Output

Host Acknowledge—This input has two functions. It

provides a host acknowledge handshake signal for DMA

transfers and it receives a host interrupt acknowledge

compatible with MC68000 Family processors.

Note: HACK should always be pulled high when it is

not in use.

Port B GPIO 14 (PB14)—This signal is a General Purpose

I/O signal (PB14) when the Host Interface is not selected.

After reset, the default state for this signal is GPIO input.

MOTOROLA

Preliminary Information

DSP56011 Technical Data Sheet, Rev. 1

1-11

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