MSC8144ADS Freescale, MSC8144ADS Datasheet - Page 23

• Manufacturer Part Number: MSC8144ADS
• Manufacturer: Freescale

Specifications of MSC8144ADS

• Lead Free Status / RoHS Status: Compliant

Table 4-4 below shows the default clock mode. Check the default positions (as shown in Table
4-3) and verify that the board is operational before changing any settings.
4.2
Figure 4-1 shows the locations of the jumpers. MSC8144ADS processor board jumpers settings
are described in 4-5, below.
Freescale Semiconductor
JT1
JP2
JP5
JP8
JP9
Jumper
Chip
Soldered jumper.
Sets GE interface voltage to 2.5V or 3.3V.
Default: Closed
Sets sRIO VDDSXP I/O Power Voltage level:
Default: Open
Selects MSC8144 CLOCKIN source:
Default: 1-2
A test point that indicates the functionality of the 3.3V line
A test point that indicates the functionality of the 5V line
• CLOSED, 2.5V
• OPEN, 3.3V
Jumpers
• When CLOSED, 1.0V
• When OPEN. 1.2V
• When 1-2 is CLOSED source is in-socket clock oscillator
• When 2-3 is CLOSED source is external (pulse generator)
CLKIN, PCI_CLKIN
Cores
System Clock
M3
DDR
QE
sRIO
CLKIN, PCI
Core
CPM & CCB
DDR
LBC
Table 4-4. MSC8144 Clock Mode
MSC8144ADS Reference Manual, Rev. 0
Table 4-5. Jumpers
Mode
Description
1.25 GHz
800 MHz
400 MHz
200 MHz
400 MHz
400 MHz
667 MHz
266 MHz
266 MHz
66 MHz
66 MHz
33 MHz
Value
Jumpers
4-5