Software development, Table 5: chip selects, Software development hardware information – Connect Tech BLUE HEAT/NET SYNC CTIM-00044 User Manual

Page 48: Hardware resources

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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.

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


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