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Connect Tech Blue Heat/Net Sync User Manual

48 Revision 0.03

Software Development

Hardware Information

The information provided in this section will offer data pertaining to the hardware components present

within the Blue Heat/Net Sync unit. Hardware information documentation will encompass hardware

resources, base address map, memory map and table, as well as, PLD registers.

Hardware Resources

The hardware resources available for use in software development for the Blue Heat/Net Sync, include;

chip selects, interrupts, ColdFire MCF5272 GPIO.

Chip Selects

Chip

Select *

Usage

Data Bus

Width

Address Range

Cycle Termination

/CS0

This chip select is used

to boot the CPU from

the Flash. The Flash is

8M Byte in size.

16 bits

0xFE00 0000 –

0xFE80 0000

8 Mbytes

- Internal WS logic.

- 5 wait states.

/CS1

Used to select the

IUSCs and the internal

PLD registers.

16 bits

0x4000 0000 –

0x4000 2000

8 kbytes

External /TA signal

/CS2

Dual Ported RAM. 32k

Bytes total size

16 bits

0x8000 0000 –

0x8000 8000

32 kbytes

External /TA signal

/CS2

Undefined. For future

expansion or debugging

purposes. Available on

debug header P11 on

page 8 of Schematic

Undefined, but

could be 8 or

16 bits

Undefined.

/CS7

Used for SDRAM. The

SDRAM is 16M Bytes

in size.

32 bits

0x0000 0000-

0x0100 0000

16 Mbytes

Internal WS logic and

SDRAM controller.

Table 5: Chip Selects

1 2 ... 43 44 45 46 47 48 49 50 51 52 53 ... 75 76

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