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Region) – Texas Instruments VLYNQ Port User Manual

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Map region 1

Map region 2

Map region 3

Map region 4

0400:0000

(0C00:0000 on CONFIG bus)

0800:0000

07FF:FFFF

0800:0100

0800:00FF

0801:0100

0801:00FF

0841:00FF

Map region 1

Map region 2

Map region 3

Map region 4

DMxxx device (local)

Remote

VLYNQ device

0000:0000

03FF:FFFF
0400:0000

0400:00FF

0500:0000

0500:FFFF

0B00:0000

0B3F:FFFF

Peripheral Architecture

Figure 7. Example Address Memory Map

The following shows an example illustrating the address translation used in each VLYNQ module.

Address bits [31:26] are not used for address translation to remote devices on the DM644x device.

Table 3

illustrates address map register configuration when the DM644x device is transmitting data to the

remote device.

Table 3. Address Translation Example (Single Mapped Region)

Register

DM644x VLYNQ Module

Remote VLYNQ Module

TX Address Map

0000 : 0000h

Do not care

RX Address Map Size 1

Do not care

0000 : 0100h

RX Address Map Offset 1

Do not care

0800 : 0000h

VLYNQ Port

18

SPRUE36A – September 2007

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