M54455EVB Freescale, M54455EVB Datasheet - Page 37

• Manufacturer Part Number: M54455EVB
• Manufacturer: Freescale

Specifications of M54455EVB

• Architecture: 32-bit (not ARM)
• Lead Free Status / RoHS Status: Supplier Unconfirmed

The following table provides a description of the various switches on the board.
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The M54455EVB comes pre-programmed with the U-Boot bootloader in the boot flash device, Flash0.
U-Boot is an open source bootloader with some debugging capabilities. Please refer to
http://www.denx.de/wiki/UBoot
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Freescale Semiconductor
U-Boot
Revision History
Revision
3
4
Reference Designator
Release Date
30 Aug 2007 Initial revision for public launch
30 Jan 2008
Reference Designator
SW1
SW2
SW3
SW4
SW5
SW6
SW7
H900
Table 38. M54455EVBUM Revision History
J909
J910
H26
H36
J21
J24
for documentation.
Table 36. Interface Headers (continued)
Changed step 8 in Installation and Configuration section from “bootm” to
“bootm 0”
M54455EVB User’s Manual, Rev. 4
CPLD_MODE switch.
See
Board reset push-button
Parallel configuration switch.
See
ATX power ON/OFF button.
FPGA_CFG switch. Not used at this time
FPGA interrupt pushbutton 0.
FPGA interrupt pushbutton 1.
Table 37. Switches
Section 4.14,
Section 4.3, “MCF5445x Boot
CPLD program header
Alternate 12V supply for PCI cards.
Default uses the ATX power supply (J50)
Spare CPLD I/O pins
Alternate power connector.
Default uses the ATX power supply (J50)
BDM/JTAG connector
Serial interface breakout
SSI interface signals
“CPLD” for more information.
Function
Function
Changes
Options” for details.
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