M54455EVB Freescale, M54455EVB Datasheet - Page 30

• Manufacturer Part Number: M54455EVB
• Manufacturer: Freescale

Specifications of M54455EVB

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

4.14.3
The following sections describe the CPLD registers.
4.14.3.1
This register provides read access to the board version. The version is set by a set of four revision signals
that are connected from the CPLD to a pull-up or pull-down resistor.
30
0x0800_0000
0x0800_0001
0x0800_0002
0x0800_0003
0x0800_0004
0x0800_0005
BRDVER
Address
Field
7–4
3–0
Address: 0x0800_0000 (CPLD_VERSION)
Reset:
W
Reserved
Board version. This field reflects the current M54455EVB revision. The value here is the one less than the current
version of the board (e.g. CPLD_BRDVER of 0x01 indicates M54455EVB Rev 2).
R
CPLD Configuration and Status Registers
CPLD Version Register (CPLD_VERSION)
CPLD version register (CPLD_VERSION)
CPLD control register (CPLD_CONTROL)
CPLD on-die termination register (CPLD_SDODT)
CPLD mode register (CPLD_MODE)
CPLD flash configuration register (CPLD_FLASHCFG)
CPLD LED control register (CPLD_LEDS)
0
0
7
Use only 8-bit reads and writes to these registers.
6
0
0
Table 28. CPLD_VERSION Field Descriptions
Register
Figure 19. CPLD_VERSION Register
M54455EVB User’s Manual, Rev. 4
Table 27. CPLD Memory Map
0
0
5
NOTE
0
0
4
Description
—
Width
(bits)
3
8
8
8
8
8
8
Access
R/W
R/W
R/W
R/W
R
R
—
2
BRDVER
[CPLD_MODE]
Reset Value
See Section
See Section
0x00
0x01
0x00
Freescale Semiconductor
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